MCC'2024- Execution of r480-tall-171624189400501

About the Execution of LTSMin+red for DBSingleClientW-PT-d1m05

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
592.180	75980.00	105592.00	280.40	? 0 0 ? ? 1 0 0 0 0 0 0 0 0 ? 0	normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r480-tall-171624189400501.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
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 r480-tall-171624189400501
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 820K
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.7K Apr 12 12:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 73K Apr 12 12:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Apr 12 12:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Apr 12 12:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 432K May 18 16:42 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 1717189323759

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
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 21:02:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-31 21:02:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 21:02:05] [INFO ] Load time of PNML (sax parser for PT used): 129 ms
[2024-05-31 21:02:05] [INFO ] Transformed 1440 places.
[2024-05-31 21:02:05] [INFO ] Transformed 672 transitions.
[2024-05-31 21:02:05] [INFO ] Parsed PT model containing 1440 places and 672 transitions and 2688 arcs in 299 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 9 ms.
Deduced a syphon composed of 1093 places in 10 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-02 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-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-09 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-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 672 rows 347 cols
[2024-05-31 21:02:05] [INFO ] Computed 6 invariants in 44 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 1042, 7, 7, 5]
RANDOM walk for 10000 steps (2284 resets) in 192 ms. (51 steps per ms)
BEST_FIRST walk for 50004 steps (4796 resets) in 156 ms. (318 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 1042, 7, 7, 5]
[2024-05-31 21:02:05] [INFO ] Invariant cache hit.
[2024-05-31 21:02:06] [INFO ] [Real]Absence check using 2 positive place invariants in 9 ms returned sat
[2024-05-31 21:02:06] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 14 ms returned sat
[2024-05-31 21:02:06] [INFO ] [Real]Absence check using state equation in 283 ms returned sat
[2024-05-31 21:02:06] [INFO ] State equation strengthened by 418 read => feed constraints.
[2024-05-31 21:02:06] [INFO ] [Real]Added 418 Read/Feed constraints in 89 ms returned sat
[2024-05-31 21:02:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-31 21:02:06] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2024-05-31 21:02:07] [INFO ] [Nat]Absence check using state equation in 221 ms returned sat
[2024-05-31 21:02:07] [INFO ] [Nat]Added 418 Read/Feed constraints in 113 ms returned sat
[2024-05-31 21:02:07] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 192 ms.
[2024-05-31 21:02:07] [INFO ] Added : 9 causal constraints over 2 iterations in 381 ms. Result :sat
Minimization took 534 ms.
[2024-05-31 21:02:08] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-31 21:02:08] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2024-05-31 21:02:08] [INFO ] [Real]Absence check using state equation in 159 ms returned sat
[2024-05-31 21:02:08] [INFO ] [Real]Added 418 Read/Feed constraints in 77 ms returned sat
[2024-05-31 21:02:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:08] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-31 21:02:08] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2024-05-31 21:02:08] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2024-05-31 21:02:08] [INFO ] [Nat]Added 418 Read/Feed constraints in 80 ms returned sat
[2024-05-31 21:02:09] [INFO ] Deduced a trap composed of 103 places in 229 ms of which 51 ms to minimize.
[2024-05-31 21:02:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 288 ms
[2024-05-31 21:02:09] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 128 ms.
[2024-05-31 21:02:09] [INFO ] Deduced a trap composed of 31 places in 200 ms of which 3 ms to minimize.
[2024-05-31 21:02:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 269 ms
[2024-05-31 21:02:09] [INFO ] Added : 11 causal constraints over 3 iterations in 608 ms. Result :sat
Minimization took 512 ms.
[2024-05-31 21:02:10] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2024-05-31 21:02:10] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 5 ms returned sat
[2024-05-31 21:02:10] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2024-05-31 21:02:10] [INFO ] [Real]Added 418 Read/Feed constraints in 78 ms returned sat
[2024-05-31 21:02:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-31 21:02:10] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 5 ms returned sat
[2024-05-31 21:02:10] [INFO ] [Nat]Absence check using state equation in 151 ms returned sat
[2024-05-31 21:02:10] [INFO ] [Nat]Added 418 Read/Feed constraints in 75 ms returned sat
[2024-05-31 21:02:10] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 73 ms.
[2024-05-31 21:02:11] [INFO ] Deduced a trap composed of 28 places in 172 ms of which 3 ms to minimize.
[2024-05-31 21:02:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 283 ms
[2024-05-31 21:02:11] [INFO ] Added : 16 causal constraints over 4 iterations in 613 ms. Result :sat
Minimization took 502 ms.
[2024-05-31 21:02:12] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-31 21:02:12] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2024-05-31 21:02:12] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2024-05-31 21:02:12] [INFO ] [Real]Added 418 Read/Feed constraints in 92 ms returned sat
[2024-05-31 21:02:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:12] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-31 21:02:12] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2024-05-31 21:02:12] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2024-05-31 21:02:12] [INFO ] [Nat]Added 418 Read/Feed constraints in 73 ms returned sat
[2024-05-31 21:02:12] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 78 ms.
[2024-05-31 21:02:12] [INFO ] Added : 5 causal constraints over 2 iterations in 204 ms. Result :sat
Minimization took 502 ms.
[2024-05-31 21:02:13] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-31 21:02:13] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 10 ms returned sat
[2024-05-31 21:02:13] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2024-05-31 21:02:13] [INFO ] [Real]Added 418 Read/Feed constraints in 77 ms returned sat
[2024-05-31 21:02:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:13] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-31 21:02:13] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 11 ms returned sat
[2024-05-31 21:02:13] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2024-05-31 21:02:13] [INFO ] [Nat]Added 418 Read/Feed constraints in 93 ms returned sat
[2024-05-31 21:02:14] [INFO ] Deduced a trap composed of 174 places in 155 ms of which 4 ms to minimize.
[2024-05-31 21:02:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 200 ms
[2024-05-31 21:02:14] [INFO ] Computed and/alt/rep : 126/406/126 causal constraints (skipped 545 transitions) in 58 ms.
[2024-05-31 21:02:14] [INFO ] Added : 7 causal constraints over 2 iterations in 187 ms. Result :sat
Minimization took 502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 1042, 7, 7, 5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 1042, 7, 7, 5]
Support contains 5 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 (Empty/Sink Transition effects.) 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 96 places :
Symmetric choice reduction at 1 with 96 rule applications. Total rules 185 place count 229 transition count 327
Iterating global reduction 1 with 96 rules applied. Total rules applied 281 place count 229 transition count 327
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 285 place count 229 transition count 323
Discarding 72 places :
Symmetric choice reduction at 2 with 72 rule applications. Total rules 357 place count 157 transition count 251
Iterating global reduction 2 with 72 rules applied. Total rules applied 429 place count 157 transition count 251
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 435 place count 157 transition count 245
Discarding 40 places :
Symmetric choice reduction at 3 with 40 rule applications. Total rules 475 place count 117 transition count 181
Iterating global reduction 3 with 40 rules applied. Total rules applied 515 place count 117 transition count 181
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 3 with 22 rules applied. Total rules applied 537 place count 117 transition count 159
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 547 place count 107 transition count 143
Iterating global reduction 4 with 10 rules applied. Total rules applied 557 place count 107 transition count 143
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 559 place count 107 transition count 141
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 567 place count 99 transition count 133
Iterating global reduction 5 with 8 rules applied. Total rules applied 575 place count 99 transition count 133
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 578 place count 99 transition count 130
Discarding 6 places :
Symmetric choice reduction at 6 with 6 rule applications. Total rules 584 place count 93 transition count 124
Iterating global reduction 6 with 6 rules applied. Total rules applied 590 place count 93 transition count 124
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 593 place count 93 transition count 121
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 594 place count 92 transition count 119
Iterating global reduction 7 with 1 rules applied. Total rules applied 595 place count 92 transition count 119
Applied a total of 595 rules in 93 ms. Remains 92 /347 variables (removed 255) and now considering 119/672 (removed 553) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 92/347 places, 119/672 transitions.
// Phase 1: matrix 119 rows 92 cols
[2024-05-31 21:02:14] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[7, 1042, 7, 7, 5]
RANDOM walk for 1000000 steps (229605 resets) in 2062 ms. (484 steps per ms)
BEST_FIRST walk for 5000002 steps (493642 resets) in 4372 ms. (1143 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 1, 0] Max Struct:[7, 1042, 7, 7, 5]
[2024-05-31 21:02:21] [INFO ] Invariant cache hit.
[2024-05-31 21:02:21] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-31 21:02:21] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-31 21:02:21] [INFO ] [Real]Added 40 Read/Feed constraints in 13 ms returned sat
[2024-05-31 21:02:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:21] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:02:21] [INFO ] Computed and/alt/rep : 32/71/32 causal constraints (skipped 86 transitions) in 6 ms.
[2024-05-31 21:02:21] [INFO ] Added : 7 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 39 ms.
[2024-05-31 21:02:21] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:02:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:21] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Nat]Added 40 Read/Feed constraints in 7 ms returned sat
[2024-05-31 21:02:21] [INFO ] Computed and/alt/rep : 32/71/32 causal constraints (skipped 86 transitions) in 8 ms.
[2024-05-31 21:02:21] [INFO ] Added : 11 causal constraints over 3 iterations in 42 ms. Result :sat
Minimization took 42 ms.
[2024-05-31 21:02:21] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-31 21:02:21] [INFO ] [Real]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-31 21:02:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:21] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:22] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-31 21:02:22] [INFO ] [Nat]Added 40 Read/Feed constraints in 8 ms returned sat
[2024-05-31 21:02:22] [INFO ] Computed and/alt/rep : 32/71/32 causal constraints (skipped 86 transitions) in 12 ms.
[2024-05-31 21:02:22] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
[2024-05-31 21:02:22] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 1 ms to minimize.
[2024-05-31 21:02:22] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 1 ms to minimize.
[2024-05-31 21:02:22] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 3 ms to minimize.
[2024-05-31 21:02:22] [INFO ] Deduced a trap composed of 14 places in 54 ms of which 1 ms to minimize.
[2024-05-31 21:02:22] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 330 ms
[2024-05-31 21:02:22] [INFO ] Added : 16 causal constraints over 5 iterations in 396 ms. Result :sat
Minimization took 48 ms.
[2024-05-31 21:02:22] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:22] [INFO ] [Real]Absence check using state equation in 17 ms returned unsat
[2024-05-31 21:02:22] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:22] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-31 21:02:22] [INFO ] [Real]Added 40 Read/Feed constraints in 11 ms returned sat
[2024-05-31 21:02:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:22] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:22] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-31 21:02:22] [INFO ] [Nat]Added 40 Read/Feed constraints in 7 ms returned sat
[2024-05-31 21:02:22] [INFO ] Computed and/alt/rep : 32/71/32 causal constraints (skipped 86 transitions) in 15 ms.
[2024-05-31 21:02:22] [INFO ] Added : 12 causal constraints over 3 iterations in 49 ms. Result :sat
Minimization took 43 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 1, 0] Max Struct:[7, 1042, 7, 1, 5]
FORMULA DBSingleClientW-PT-d1m05-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[7, 1042, 7, 5]
Support contains 4 out of 92 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 92/92 places, 119/119 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 91 transition count 118
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 91 transition count 118
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 90 transition count 117
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 90 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 90 transition count 116
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 89 transition count 114
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 89 transition count 114
Applied a total of 7 rules in 12 ms. Remains 89 /92 variables (removed 3) and now considering 114/119 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 89/92 places, 114/119 transitions.
// Phase 1: matrix 114 rows 89 cols
[2024-05-31 21:02:22] [INFO ] Computed 2 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[7, 1042, 7, 5]
RANDOM walk for 1000000 steps (229832 resets) in 1810 ms. (552 steps per ms)
BEST_FIRST walk for 4000002 steps (395250 resets) in 3355 ms. (1191 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[7, 1042, 7, 5]
[2024-05-31 21:02:28] [INFO ] Invariant cache hit.
[2024-05-31 21:02:28] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-31 21:02:28] [INFO ] State equation strengthened by 37 read => feed constraints.
[2024-05-31 21:02:28] [INFO ] [Real]Added 37 Read/Feed constraints in 8 ms returned sat
[2024-05-31 21:02:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:28] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Nat]Added 37 Read/Feed constraints in 8 ms returned sat
[2024-05-31 21:02:28] [INFO ] Computed and/alt/rep : 31/69/31 causal constraints (skipped 82 transitions) in 6 ms.
[2024-05-31 21:02:28] [INFO ] Added : 10 causal constraints over 3 iterations in 36 ms. Result :sat
Minimization took 35 ms.
[2024-05-31 21:02:28] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Real]Added 37 Read/Feed constraints in 6 ms returned sat
[2024-05-31 21:02:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:28] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Nat]Added 37 Read/Feed constraints in 7 ms returned sat
[2024-05-31 21:02:28] [INFO ] Computed and/alt/rep : 31/69/31 causal constraints (skipped 82 transitions) in 8 ms.
[2024-05-31 21:02:28] [INFO ] Added : 9 causal constraints over 2 iterations in 32 ms. Result :sat
Minimization took 39 ms.
[2024-05-31 21:02:28] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Real]Added 37 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:02:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:28] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Nat]Added 37 Read/Feed constraints in 7 ms returned sat
[2024-05-31 21:02:28] [INFO ] Computed and/alt/rep : 31/69/31 causal constraints (skipped 82 transitions) in 7 ms.
[2024-05-31 21:02:28] [INFO ] Added : 12 causal constraints over 3 iterations in 38 ms. Result :sat
Minimization took 35 ms.
[2024-05-31 21:02:28] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Real]Added 37 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:02:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:28] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-31 21:02:28] [INFO ] [Nat]Added 37 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:02:28] [INFO ] Computed and/alt/rep : 31/69/31 causal constraints (skipped 82 transitions) in 6 ms.
[2024-05-31 21:02:28] [INFO ] Added : 11 causal constraints over 3 iterations in 45 ms. Result :sat
Minimization took 36 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[7, 1042, 7, 5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[7, 1042, 7, 5]
Support contains 4 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 114/114 transitions.
Applied a total of 0 rules in 5 ms. Remains 89 /89 variables (removed 0) and now considering 114/114 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 89/89 places, 114/114 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 114/114 transitions.
Applied a total of 0 rules in 6 ms. Remains 89 /89 variables (removed 0) and now considering 114/114 (removed 0) transitions.
[2024-05-31 21:02:29] [INFO ] Invariant cache hit.
[2024-05-31 21:02:29] [INFO ] Implicit Places using invariants in 175 ms returned []
[2024-05-31 21:02:29] [INFO ] Invariant cache hit.
[2024-05-31 21:02:29] [INFO ] State equation strengthened by 37 read => feed constraints.
[2024-05-31 21:02:29] [INFO ] Implicit Places using invariants and state equation in 160 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
[2024-05-31 21:02:29] [INFO ] Redundant transitions in 2 ms returned []
Running 113 sub problems to find dead transitions.
[2024-05-31 21:02:29] [INFO ] Invariant cache hit.
[2024-05-31 21:02:29] [INFO ] State equation strengthened by 37 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 2 (OVERLAPS) 1/89 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/89 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 4 (OVERLAPS) 114/203 variables, 89/91 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/203 variables, 37/128 constraints. Problems are: Problem set: 0 solved, 113 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/203 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 7 (OVERLAPS) 0/203 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 113 unsolved
No progress, stopping.
After SMT solving in domain Real declared 203/203 variables, and 128 constraints, problems are : Problem set: 0 solved, 113 unsolved in 2531 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 89/89 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 113/113 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 113 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 2 (OVERLAPS) 1/89 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/89 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 4 (OVERLAPS) 114/203 variables, 89/91 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/203 variables, 37/128 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/203 variables, 113/241 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/203 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 113 unsolved
At refinement iteration 8 (OVERLAPS) 0/203 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 113 unsolved
No progress, stopping.
After SMT solving in domain Int declared 203/203 variables, and 241 constraints, problems are : Problem set: 0 solved, 113 unsolved in 4212 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 89/89 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 113/113 constraints, Known Traps: 0/0 constraints]
After SMT, in 6946ms problems are : Problem set: 0 solved, 113 unsolved
Search for dead transitions found 0 dead transitions in 6954ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7333 ms. Remains : 89/89 places, 114/114 transitions.
RANDOM walk for 40000 steps (9122 resets) in 1491 ms. (26 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40000 steps (3973 resets) in 629 ms. (63 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (3936 resets) in 232 ms. (171 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (3979 resets) in 211 ms. (188 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (3966 resets) in 131 ms. (303 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (3934 resets) in 117 ms. (338 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (3877 resets) in 115 ms. (344 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (3917 resets) in 143 ms. (277 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (3856 resets) in 118 ms. (336 steps per ms) remains 8/8 properties
Probably explored full state space saw : 75785 states, properties seen :4
Probabilistic random walk after 190694 steps, saw 75785 distinct states, run finished after 886 ms. (steps per millisecond=215 ) properties seen :4
Explored full state space saw : 76073 states, properties seen :0
Exhaustive walk after 191362 steps, saw 76073 distinct states, run finished after 495 ms. (steps per millisecond=386 ) properties seen :0
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0, 0, 0, 0] Max Struct:[7, 1042, 7, 5]
Starting property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[7]
[2024-05-31 21:02:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[7]
RANDOM walk for 10000 steps (2326 resets) in 23 ms. (416 steps per ms)
BEST_FIRST walk for 10001 steps (958 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[7]
[2024-05-31 21:02:38] [INFO ] Invariant cache hit.
[2024-05-31 21:02:38] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:02:38] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-05-31 21:02:38] [INFO ] State equation strengthened by 37 read => feed constraints.
[2024-05-31 21:02:38] [INFO ] [Real]Added 37 Read/Feed constraints in 6 ms returned sat
[2024-05-31 21:02:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:39] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:39] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-31 21:02:39] [INFO ] [Nat]Added 37 Read/Feed constraints in 6 ms returned sat
[2024-05-31 21:02:39] [INFO ] Computed and/alt/rep : 31/69/31 causal constraints (skipped 82 transitions) in 8 ms.
[2024-05-31 21:02:39] [INFO ] Added : 10 causal constraints over 3 iterations in 33 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[7]
Support contains 1 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 114/114 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 87 transition count 112
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 87 transition count 112
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 87 transition count 111
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 86 transition count 108
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 86 transition count 108
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 85 transition count 107
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 85 transition count 107
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 10 place count 84 transition count 106
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 84 transition count 106
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 83 transition count 105
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 83 transition count 105
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 82 transition count 99
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 82 transition count 99
Applied a total of 15 rules in 12 ms. Remains 82 /89 variables (removed 7) and now considering 99/114 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 82/89 places, 99/114 transitions.
// Phase 1: matrix 99 rows 82 cols
[2024-05-31 21:02:39] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[7]
RANDOM walk for 1000000 steps (229205 resets) in 1783 ms. (560 steps per ms)
BEST_FIRST walk for 1000001 steps (99034 resets) in 821 ms. (1216 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[7]
[2024-05-31 21:02:41] [INFO ] Invariant cache hit.
[2024-05-31 21:02:41] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:41] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-31 21:02:41] [INFO ] State equation strengthened by 29 read => feed constraints.
[2024-05-31 21:02:41] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:02:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:41] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:41] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-31 21:02:41] [INFO ] [Nat]Added 29 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:02:41] [INFO ] Computed and/alt/rep : 29/61/29 causal constraints (skipped 69 transitions) in 6 ms.
[2024-05-31 21:02:41] [INFO ] Added : 10 causal constraints over 3 iterations in 29 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[7]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 82/82 places, 99/99 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
[2024-05-31 21:02:42] [INFO ] Invariant cache hit.
[2024-05-31 21:02:42] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-31 21:02:42] [INFO ] Invariant cache hit.
[2024-05-31 21:02:42] [INFO ] State equation strengthened by 29 read => feed constraints.
[2024-05-31 21:02:42] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
[2024-05-31 21:02:42] [INFO ] Redundant transitions in 1 ms returned []
Running 98 sub problems to find dead transitions.
[2024-05-31 21:02:42] [INFO ] Invariant cache hit.
[2024-05-31 21:02:42] [INFO ] State equation strengthened by 29 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 2 (OVERLAPS) 1/82 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 4 (OVERLAPS) 99/181 variables, 82/84 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 29/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 7 (OVERLAPS) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 113 constraints, problems are : Problem set: 0 solved, 98 unsolved in 1990 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 98/98 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 98 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 2 (OVERLAPS) 1/82 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 4 (OVERLAPS) 99/181 variables, 82/84 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 29/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 98/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 8 (OVERLAPS) 0/181 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 211 constraints, problems are : Problem set: 0 solved, 98 unsolved in 3426 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 98/98 constraints, Known Traps: 0/0 constraints]
After SMT, in 5512ms problems are : Problem set: 0 solved, 98 unsolved
Search for dead transitions found 0 dead transitions in 5513ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5703 ms. Remains : 82/82 places, 99/99 transitions.
RANDOM walk for 40000 steps (9163 resets) in 128 ms. (310 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (3838 resets) in 59 ms. (666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (4023 resets) in 73 ms. (540 steps per ms) remains 2/2 properties
Probably explored full state space saw : 58887 states, properties seen :1
Probabilistic random walk after 142571 steps, saw 58887 distinct states, run finished after 196 ms. (steps per millisecond=727 ) properties seen :1
Explored full state space saw : 59225 states, properties seen :0
Exhaustive walk after 143343 steps, saw 59225 distinct states, run finished after 147 ms. (steps per millisecond=975 ) properties seen :0
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[7]
Ending property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-00 in 9288 ms.
Starting property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1042]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1042]
// Phase 1: matrix 114 rows 89 cols
[2024-05-31 21:02:48] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1042]
RANDOM walk for 10000 steps (2253 resets) in 20 ms. (476 steps per ms)
BEST_FIRST walk for 10001 steps (963 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1042]
[2024-05-31 21:02:48] [INFO ] Invariant cache hit.
[2024-05-31 21:02:48] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:48] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2024-05-31 21:02:48] [INFO ] State equation strengthened by 37 read => feed constraints.
[2024-05-31 21:02:48] [INFO ] [Real]Added 37 Read/Feed constraints in 17 ms returned sat
[2024-05-31 21:02:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:48] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:48] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-31 21:02:48] [INFO ] [Nat]Added 37 Read/Feed constraints in 7 ms returned sat
[2024-05-31 21:02:48] [INFO ] Computed and/alt/rep : 31/69/31 causal constraints (skipped 82 transitions) in 7 ms.
[2024-05-31 21:02:48] [INFO ] Added : 9 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1042]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1042]
Support contains 1 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 114/114 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 88 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 88 transition count 113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 87 transition count 110
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 87 transition count 110
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 86 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 86 transition count 109
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 85 transition count 108
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 85 transition count 108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 84 transition count 107
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 84 transition count 107
Applied a total of 10 rules in 15 ms. Remains 84 /89 variables (removed 5) and now considering 107/114 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 84/89 places, 107/114 transitions.
// Phase 1: matrix 107 rows 84 cols
[2024-05-31 21:02:48] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1042]
RANDOM walk for 1000000 steps (229380 resets) in 1760 ms. (567 steps per ms)
BEST_FIRST walk for 1000000 steps (98902 resets) in 812 ms. (1230 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1042]
[2024-05-31 21:02:51] [INFO ] Invariant cache hit.
[2024-05-31 21:02:51] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:51] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-31 21:02:51] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-31 21:02:51] [INFO ] [Real]Added 36 Read/Feed constraints in 17 ms returned sat
[2024-05-31 21:02:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:51] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:51] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-31 21:02:51] [INFO ] [Nat]Added 36 Read/Feed constraints in 6 ms returned sat
[2024-05-31 21:02:51] [INFO ] Computed and/alt/rep : 29/63/29 causal constraints (skipped 77 transitions) in 6 ms.
[2024-05-31 21:02:51] [INFO ] Added : 9 causal constraints over 2 iterations in 26 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1042]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1042]
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 3 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 3 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 2 ms. Remains 84 /84 variables (removed 0) and now considering 107/107 (removed 0) transitions.
[2024-05-31 21:02:51] [INFO ] Invariant cache hit.
[2024-05-31 21:02:51] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-31 21:02:51] [INFO ] Invariant cache hit.
[2024-05-31 21:02:51] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-31 21:02:51] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 196 ms to find 0 implicit places.
[2024-05-31 21:02:51] [INFO ] Redundant transitions in 2 ms returned []
Running 106 sub problems to find dead transitions.
[2024-05-31 21:02:51] [INFO ] Invariant cache hit.
[2024-05-31 21:02:51] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 1/84 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/84 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 107/191 variables, 84/86 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/191 variables, 36/122 constraints. Problems are: Problem set: 0 solved, 106 unsolved
[2024-05-31 21:02:52] [INFO ] Deduced a trap composed of 10 places in 39 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 8 (OVERLAPS) 0/191 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 191/191 variables, and 123 constraints, problems are : Problem set: 0 solved, 106 unsolved in 2644 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 84/84 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/83 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/83 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (OVERLAPS) 1/84 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 107/191 variables, 84/87 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/191 variables, 36/123 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/191 variables, 106/229 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/191 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 9 (OVERLAPS) 0/191 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 191/191 variables, and 229 constraints, problems are : Problem set: 0 solved, 106 unsolved in 4754 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 84/84 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 1/1 constraints]
After SMT, in 7486ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 7487ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7691 ms. Remains : 84/84 places, 107/107 transitions.
RANDOM walk for 40000 steps (9104 resets) in 175 ms. (227 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (3929 resets) in 53 ms. (740 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (3943 resets) in 51 ms. (769 steps per ms) remains 2/2 properties
Probably explored full state space saw : 63625 states, properties seen :1
Probabilistic random walk after 158050 steps, saw 63625 distinct states, run finished after 272 ms. (steps per millisecond=581 ) properties seen :1
Explored full state space saw : 63933 states, properties seen :0
Exhaustive walk after 158735 steps, saw 63933 distinct states, run finished after 169 ms. (steps per millisecond=939 ) properties seen :0
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1042]
Ending property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-03 in 11388 ms.
Starting property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[7]
// Phase 1: matrix 114 rows 89 cols
[2024-05-31 21:02:59] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[7]
RANDOM walk for 10000 steps (2322 resets) in 19 ms. (500 steps per ms)
BEST_FIRST walk for 10000 steps (979 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[7]
[2024-05-31 21:02:59] [INFO ] Invariant cache hit.
[2024-05-31 21:02:59] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:59] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-31 21:02:59] [INFO ] State equation strengthened by 37 read => feed constraints.
[2024-05-31 21:02:59] [INFO ] [Real]Added 37 Read/Feed constraints in 6 ms returned sat
[2024-05-31 21:02:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:02:59] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:02:59] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-31 21:02:59] [INFO ] [Nat]Added 37 Read/Feed constraints in 7 ms returned sat
[2024-05-31 21:02:59] [INFO ] Computed and/alt/rep : 31/69/31 causal constraints (skipped 82 transitions) in 7 ms.
[2024-05-31 21:02:59] [INFO ] Added : 12 causal constraints over 3 iterations in 36 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[7]
Support contains 1 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 114/114 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 88 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 88 transition count 113
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 88 transition count 112
Applied a total of 3 rules in 5 ms. Remains 88 /89 variables (removed 1) and now considering 112/114 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 88/89 places, 112/114 transitions.
// Phase 1: matrix 112 rows 88 cols
[2024-05-31 21:02:59] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[7]
RANDOM walk for 1000000 steps (229687 resets) in 1781 ms. (561 steps per ms)
BEST_FIRST walk for 1000001 steps (98764 resets) in 842 ms. (1186 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[7]
[2024-05-31 21:03:02] [INFO ] Invariant cache hit.
[2024-05-31 21:03:02] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 3 ms returned sat
[2024-05-31 21:03:02] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-05-31 21:03:02] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-31 21:03:02] [INFO ] [Real]Added 36 Read/Feed constraints in 7 ms returned sat
[2024-05-31 21:03:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:03:02] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:03:02] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-31 21:03:02] [INFO ] [Nat]Added 36 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:03:02] [INFO ] Computed and/alt/rep : 31/67/31 causal constraints (skipped 80 transitions) in 7 ms.
[2024-05-31 21:03:02] [INFO ] Added : 12 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[7]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[7]
Support contains 1 out of 88 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 88/88 places, 112/112 transitions.
Applied a total of 0 rules in 3 ms. Remains 88 /88 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 88/88 places, 112/112 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 88/88 places, 112/112 transitions.
Applied a total of 0 rules in 2 ms. Remains 88 /88 variables (removed 0) and now considering 112/112 (removed 0) transitions.
[2024-05-31 21:03:02] [INFO ] Invariant cache hit.
[2024-05-31 21:03:02] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-31 21:03:02] [INFO ] Invariant cache hit.
[2024-05-31 21:03:02] [INFO ] State equation strengthened by 36 read => feed constraints.
[2024-05-31 21:03:02] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 195 ms to find 0 implicit places.
[2024-05-31 21:03:02] [INFO ] Redundant transitions in 2 ms returned []
Running 111 sub problems to find dead transitions.
[2024-05-31 21:03:02] [INFO ] Invariant cache hit.
[2024-05-31 21:03:02] [INFO ] State equation strengthened by 36 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 1/88 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 112/200 variables, 88/90 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 36/126 constraints. Problems are: Problem set: 0 solved, 111 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (OVERLAPS) 0/200 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Real declared 200/200 variables, and 126 constraints, problems are : Problem set: 0 solved, 111 unsolved in 2003 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 88/88 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 111 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/87 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/87 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 1/88 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/88 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 112/200 variables, 88/90 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/200 variables, 36/126 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/200 variables, 111/237 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/200 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (OVERLAPS) 0/200 variables, 0/237 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Int declared 200/200 variables, and 237 constraints, problems are : Problem set: 0 solved, 111 unsolved in 4629 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 88/88 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
After SMT, in 6733ms problems are : Problem set: 0 solved, 111 unsolved
Search for dead transitions found 0 dead transitions in 6734ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6937 ms. Remains : 88/88 places, 112/112 transitions.
RANDOM walk for 40000 steps (9198 resets) in 154 ms. (258 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (3969 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (3878 resets) in 56 ms. (701 steps per ms) remains 2/2 properties
Probably explored full state space saw : 73719 states, properties seen :1
Probabilistic random walk after 184758 steps, saw 73719 distinct states, run finished after 251 ms. (steps per millisecond=736 ) properties seen :1
Explored full state space saw : 73719 states, properties seen :0
Exhaustive walk after 184758 steps, saw 73719 distinct states, run finished after 203 ms. (steps per millisecond=910 ) properties seen :0
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[7]
Ending property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-04 in 10636 ms.
Starting property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[5]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[5]
// Phase 1: matrix 114 rows 89 cols
[2024-05-31 21:03:10] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5]
RANDOM walk for 10000 steps (2318 resets) in 19 ms. (500 steps per ms)
BEST_FIRST walk for 10000 steps (953 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[5]
[2024-05-31 21:03:10] [INFO ] Invariant cache hit.
[2024-05-31 21:03:10] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:03:10] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2024-05-31 21:03:10] [INFO ] State equation strengthened by 37 read => feed constraints.
[2024-05-31 21:03:10] [INFO ] [Real]Added 37 Read/Feed constraints in 6 ms returned sat
[2024-05-31 21:03:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:03:10] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:03:10] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-31 21:03:10] [INFO ] [Nat]Added 37 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:03:10] [INFO ] Computed and/alt/rep : 31/69/31 causal constraints (skipped 82 transitions) in 7 ms.
[2024-05-31 21:03:10] [INFO ] Added : 11 causal constraints over 3 iterations in 33 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[5]
Support contains 1 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 114/114 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 87 transition count 112
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 87 transition count 112
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 87 transition count 111
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 86 transition count 108
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 86 transition count 108
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 85 transition count 107
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 85 transition count 107
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 10 place count 84 transition count 106
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 84 transition count 106
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 83 transition count 105
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 83 transition count 105
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 82 transition count 99
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 82 transition count 99
Applied a total of 15 rules in 13 ms. Remains 82 /89 variables (removed 7) and now considering 99/114 (removed 15) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 82/89 places, 99/114 transitions.
// Phase 1: matrix 99 rows 82 cols
[2024-05-31 21:03:10] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5]
RANDOM walk for 1000000 steps (229573 resets) in 1718 ms. (581 steps per ms)
BEST_FIRST walk for 1000001 steps (98768 resets) in 816 ms. (1223 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[5]
[2024-05-31 21:03:13] [INFO ] Invariant cache hit.
[2024-05-31 21:03:13] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2024-05-31 21:03:13] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-31 21:03:13] [INFO ] State equation strengthened by 29 read => feed constraints.
[2024-05-31 21:03:13] [INFO ] [Real]Added 29 Read/Feed constraints in 5 ms returned sat
[2024-05-31 21:03:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-31 21:03:13] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-31 21:03:13] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-31 21:03:13] [INFO ] [Nat]Added 29 Read/Feed constraints in 4 ms returned sat
[2024-05-31 21:03:13] [INFO ] Computed and/alt/rep : 29/61/29 causal constraints (skipped 69 transitions) in 6 ms.
[2024-05-31 21:03:13] [INFO ] Added : 7 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[5]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 99/99 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 99/99 transitions.
Applied a total of 0 rules in 2 ms. Remains 82 /82 variables (removed 0) and now considering 99/99 (removed 0) transitions.
[2024-05-31 21:03:13] [INFO ] Invariant cache hit.
[2024-05-31 21:03:13] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-31 21:03:13] [INFO ] Invariant cache hit.
[2024-05-31 21:03:13] [INFO ] State equation strengthened by 29 read => feed constraints.
[2024-05-31 21:03:13] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
[2024-05-31 21:03:13] [INFO ] Redundant transitions in 1 ms returned []
Running 98 sub problems to find dead transitions.
[2024-05-31 21:03:13] [INFO ] Invariant cache hit.
[2024-05-31 21:03:13] [INFO ] State equation strengthened by 29 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 2 (OVERLAPS) 1/82 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 4 (OVERLAPS) 99/181 variables, 82/84 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 29/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 7 (OVERLAPS) 0/181 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 113 constraints, problems are : Problem set: 0 solved, 98 unsolved in 1876 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 98/98 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 98 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 2 (OVERLAPS) 1/82 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 4 (OVERLAPS) 99/181 variables, 82/84 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/181 variables, 29/113 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 98/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 8 (OVERLAPS) 0/181 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 98 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 211 constraints, problems are : Problem set: 0 solved, 98 unsolved in 3444 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 82/82 constraints, ReadFeed: 29/29 constraints, PredecessorRefiner: 98/98 constraints, Known Traps: 0/0 constraints]
After SMT, in 5391ms problems are : Problem set: 0 solved, 98 unsolved
Search for dead transitions found 0 dead transitions in 5392ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5574 ms. Remains : 82/82 places, 99/99 transitions.
RANDOM walk for 40000 steps (9208 resets) in 157 ms. (253 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (3960 resets) in 57 ms. (689 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (3974 resets) in 66 ms. (597 steps per ms) remains 2/2 properties
Probably explored full state space saw : 58887 states, properties seen :1
Probabilistic random walk after 142571 steps, saw 58887 distinct states, run finished after 187 ms. (steps per millisecond=762 ) properties seen :1
Explored full state space saw : 59225 states, properties seen :0
Exhaustive walk after 143343 steps, saw 59225 distinct states, run finished after 147 ms. (steps per millisecond=975 ) properties seen :0
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[5]
Ending property specific reduction for DBSingleClientW-PT-d1m05-UpperBounds-14 in 9032 ms.
[2024-05-31 21:03:19] [INFO ] Flatten gal took : 45 ms
[2024-05-31 21:03:19] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-05-31 21:03:19] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 89 places, 114 transitions and 449 arcs took 4 ms.
Total runtime 74447 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : DBSingleClientW-PT-d1m05-UpperBounds-00
Could not compute solution for formula : DBSingleClientW-PT-d1m05-UpperBounds-03
Could not compute solution for formula : DBSingleClientW-PT-d1m05-UpperBounds-04
Could not compute solution for formula : DBSingleClientW-PT-d1m05-UpperBounds-14

BK_STOP 1717189399739

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2024
ub formula name DBSingleClientW-PT-d1m05-UpperBounds-00
ub formula formula --maxsum=/tmp/778/ub_0_
ub formula name DBSingleClientW-PT-d1m05-UpperBounds-03
ub formula formula --maxsum=/tmp/778/ub_1_
ub formula name DBSingleClientW-PT-d1m05-UpperBounds-04
ub formula formula --maxsum=/tmp/778/ub_2_
ub formula name DBSingleClientW-PT-d1m05-UpperBounds-14
ub formula formula --maxsum=/tmp/778/ub_3_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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 2-5568"
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 r480-tall-171624189400501"
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 ;