Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r516-tajo-171654447200477.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is PolyORBNT-PT-S05J80, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r516-tajo-171654447200477
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.9M
-rw-r--r-- 1 mcc users 38K Apr 12 09:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 168K Apr 12 09:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 74K Apr 12 09:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 357K Apr 12 09:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 44K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 133K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 50K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 156K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 79K Apr 12 10:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 324K Apr 12 10:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 131K Apr 12 10:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 566K Apr 12 10:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 6.0K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 13K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 1.8M May 18 16:43 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 PolyORBNT-PT-S05J80-UpperBounds-00
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-01
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-02
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-03
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-04
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-05
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-06
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-07
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-08
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-09
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-10
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-11
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-12
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-13
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-14
FORMULA_NAME PolyORBNT-PT-S05J80-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717260753782

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBNT-PT-S05J80
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 16:52:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 16:52:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 16:52:35] [INFO ] Load time of PNML (sax parser for PT used): 311 ms
[2024-06-01 16:52:35] [INFO ] Transformed 1189 places.
[2024-06-01 16:52:35] [INFO ] Transformed 2350 transitions.
[2024-06-01 16:52:35] [INFO ] Parsed PT model containing 1189 places and 2350 transitions and 14464 arcs in 465 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 12 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Ensure Unique test removed 655 transitions
Reduce redundant transitions removed 655 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 16:52:35] [INFO ] Flow matrix only has 1691 transitions (discarded 4 similar events)
// Phase 1: matrix 1691 rows 1189 cols
[2024-06-01 16:52:36] [INFO ] Computed 182 invariants in 237 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0] Max Struct:[273, 3, 273, 393, 273, 988, 99, 393, 1, 1, 3, 2, 3, 396, 2]
FORMULA PolyORBNT-PT-S05J80-UpperBounds-11 3 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (695 resets) in 247 ms. (40 steps per ms)
FORMULA PolyORBNT-PT-S05J80-UpperBounds-15 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-13 3 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-12 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-01 3 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80008 steps (1160 resets) in 442 ms. (180 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 4, 1, 3, 1, 4, 4] Max Struct:[273, 273, 393, 273, 988, 99, 393, 396]
[2024-06-01 16:52:36] [INFO ] Flow matrix only has 1691 transitions (discarded 4 similar events)
[2024-06-01 16:52:36] [INFO ] Invariant cache hit.
[2024-06-01 16:52:37] [INFO ] [Real]Absence check using 157 positive place invariants in 54 ms returned sat
[2024-06-01 16:52:37] [INFO ] [Real]Absence check using 157 positive and 25 generalized place invariants in 51 ms returned unsat
[2024-06-01 16:52:37] [INFO ] [Real]Absence check using 157 positive place invariants in 52 ms returned sat
[2024-06-01 16:52:37] [INFO ] [Real]Absence check using 157 positive and 25 generalized place invariants in 49 ms returned unsat
[2024-06-01 16:52:37] [INFO ] [Real]Absence check using 157 positive place invariants in 81 ms returned sat
[2024-06-01 16:52:37] [INFO ] [Real]Absence check using 157 positive and 25 generalized place invariants in 60 ms returned unsat
[2024-06-01 16:52:38] [INFO ] [Real]Absence check using 157 positive place invariants in 40 ms returned sat
[2024-06-01 16:52:38] [INFO ] [Real]Absence check using 157 positive and 25 generalized place invariants in 69 ms returned unsat
[2024-06-01 16:52:38] [INFO ] [Real]Absence check using 157 positive place invariants in 32 ms returned sat
[2024-06-01 16:52:38] [INFO ] [Real]Absence check using 157 positive and 25 generalized place invariants in 35 ms returned sat
[2024-06-01 16:52:39] [INFO ] [Real]Absence check using state equation in 1409 ms returned sat
[2024-06-01 16:52:39] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:52:40] [INFO ] [Nat]Absence check using 157 positive place invariants in 47 ms returned sat
[2024-06-01 16:52:40] [INFO ] [Nat]Absence check using 157 positive and 25 generalized place invariants in 57 ms returned sat
[2024-06-01 16:52:41] [INFO ] [Nat]Absence check using state equation in 1059 ms returned sat
[2024-06-01 16:52:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:52:41] [INFO ] [Nat]Added 1 Read/Feed constraints in 180 ms returned sat
[2024-06-01 16:52:41] [INFO ] Computed and/alt/rep : 949/2209/949 causal constraints (skipped 736 transitions) in 229 ms.
[2024-06-01 16:52:43] [INFO ] Added : 15 causal constraints over 3 iterations in 1406 ms. Result :sat
Minimization took 618 ms.
[2024-06-01 16:52:44] [INFO ] [Real]Absence check using 157 positive place invariants in 44 ms returned sat
[2024-06-01 16:52:44] [INFO ] [Real]Absence check using 157 positive and 25 generalized place invariants in 79 ms returned unsat
[2024-06-01 16:52:44] [INFO ] [Real]Absence check using 157 positive place invariants in 41 ms returned sat
[2024-06-01 16:52:44] [INFO ] [Real]Absence check using 157 positive and 25 generalized place invariants in 51 ms returned unsat
[2024-06-01 16:52:44] [INFO ] [Real]Absence check using 157 positive place invariants in 50 ms returned sat
[2024-06-01 16:52:44] [INFO ] [Real]Absence check using 157 positive and 25 generalized place invariants in 53 ms returned sat
[2024-06-01 16:52:46] [INFO ] [Real]Absence check using state equation in 1402 ms returned sat
[2024-06-01 16:52:46] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:52:46] [INFO ] [Nat]Absence check using 157 positive place invariants in 37 ms returned sat
[2024-06-01 16:52:46] [INFO ] [Nat]Absence check using 157 positive and 25 generalized place invariants in 45 ms returned sat
[2024-06-01 16:52:47] [INFO ] [Nat]Absence check using state equation in 1429 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 4, 1, 3, 1, 4, 4] Max Struct:[1, 1, 4, 1, 988, 1, 4, 396]
FORMULA PolyORBNT-PT-S05J80-UpperBounds-07 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-03 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S05J80-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3, 4] Max Struct:[988, 396]
Support contains 2 out of 1189 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1189/1189 places, 1695/1695 transitions.
Ensure Unique test removed 5 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 85 transitions
Trivial Post-agglo rules discarded 85 transitions
Performed 85 trivial Post agglomeration. Transition count delta: 85
Iterating post reduction 0 with 90 rules applied. Total rules applied 90 place count 1184 transition count 1610
Reduce places removed 85 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 86 rules applied. Total rules applied 176 place count 1099 transition count 1609
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 177 place count 1098 transition count 1609
Performed 84 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 84 Pre rules applied. Total rules applied 177 place count 1098 transition count 1525
Deduced a syphon composed of 84 places in 2 ms
Reduce places removed 84 places and 0 transitions.
Iterating global reduction 3 with 168 rules applied. Total rules applied 345 place count 1014 transition count 1525
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 346 place count 1013 transition count 1524
Iterating global reduction 3 with 1 rules applied. Total rules applied 347 place count 1013 transition count 1524
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 351 place count 1011 transition count 1522
Applied a total of 351 rules in 567 ms. Remains 1011 /1189 variables (removed 178) and now considering 1522/1695 (removed 173) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:52:48] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
// Phase 1: matrix 1518 rows 1011 cols
[2024-06-01 16:52:48] [INFO ] Computed 177 invariants in 107 ms
[2024-06-01 16:52:48] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
SMT process timed out in 25315ms, After SMT, problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 25357ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25963 ms. Remains : 1011/1189 places, 1522/1695 transitions.
[2024-06-01 16:53:13] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:53:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3, 4] Max Struct:[333, 396]
RANDOM walk for 1000000 steps (47475 resets) in 9170 ms. (109 steps per ms)
BEST_FIRST walk for 2000002 steps (4536 resets) in 3413 ms. (585 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3, 4] Max Struct:[333, 396]
[2024-06-01 16:53:26] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:53:26] [INFO ] Invariant cache hit.
[2024-06-01 16:53:26] [INFO ] [Real]Absence check using 157 positive place invariants in 38 ms returned sat
[2024-06-01 16:53:26] [INFO ] [Real]Absence check using 157 positive and 20 generalized place invariants in 36 ms returned sat
[2024-06-01 16:53:27] [INFO ] [Real]Absence check using state equation in 1125 ms returned sat
[2024-06-01 16:53:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:53:27] [INFO ] [Nat]Absence check using 157 positive place invariants in 39 ms returned sat
[2024-06-01 16:53:27] [INFO ] [Nat]Absence check using 157 positive and 20 generalized place invariants in 35 ms returned sat
[2024-06-01 16:53:28] [INFO ] [Nat]Absence check using state equation in 991 ms returned sat
[2024-06-01 16:53:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:53:30] [INFO ] [Nat]Added 1 Read/Feed constraints in 1170 ms returned sat
[2024-06-01 16:53:30] [INFO ] Deduced a trap composed of 445 places in 597 ms of which 46 ms to minimize.
[2024-06-01 16:53:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 894 ms
[2024-06-01 16:53:31] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 143 ms.
[2024-06-01 16:53:31] [INFO ] Added : 7 causal constraints over 2 iterations in 587 ms. Result :sat
Minimization took 3566 ms.
[2024-06-01 16:53:35] [INFO ] [Real]Absence check using 157 positive place invariants in 37 ms returned sat
[2024-06-01 16:53:35] [INFO ] [Real]Absence check using 157 positive and 20 generalized place invariants in 40 ms returned sat
[2024-06-01 16:53:36] [INFO ] [Real]Absence check using state equation in 611 ms returned sat
[2024-06-01 16:53:36] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:53:36] [INFO ] [Nat]Absence check using 157 positive place invariants in 42 ms returned sat
[2024-06-01 16:53:36] [INFO ] [Nat]Absence check using 157 positive and 20 generalized place invariants in 40 ms returned sat
[2024-06-01 16:53:38] [INFO ] [Nat]Absence check using state equation in 1652 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[3, 4] Max Struct:[333, 4]
FORMULA PolyORBNT-PT-S05J80-UpperBounds-14 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[333]
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 87 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 1011/1011 places, 1522/1522 transitions.
[2024-06-01 16:53:38] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:53:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[333]
RANDOM walk for 1000000 steps (47274 resets) in 8486 ms. (117 steps per ms)
BEST_FIRST walk for 1000001 steps (2657 resets) in 1725 ms. (579 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[333]
[2024-06-01 16:53:48] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:53:48] [INFO ] Invariant cache hit.
[2024-06-01 16:53:48] [INFO ] [Real]Absence check using 157 positive place invariants in 38 ms returned sat
[2024-06-01 16:53:48] [INFO ] [Real]Absence check using 157 positive and 20 generalized place invariants in 35 ms returned sat
[2024-06-01 16:53:49] [INFO ] [Real]Absence check using state equation in 1185 ms returned sat
[2024-06-01 16:53:49] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:53:50] [INFO ] [Nat]Absence check using 157 positive place invariants in 35 ms returned sat
[2024-06-01 16:53:50] [INFO ] [Nat]Absence check using 157 positive and 20 generalized place invariants in 34 ms returned sat
[2024-06-01 16:53:51] [INFO ] [Nat]Absence check using state equation in 1030 ms returned sat
[2024-06-01 16:53:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:53:52] [INFO ] [Nat]Added 1 Read/Feed constraints in 931 ms returned sat
[2024-06-01 16:53:52] [INFO ] Deduced a trap composed of 445 places in 595 ms of which 9 ms to minimize.
[2024-06-01 16:53:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 849 ms
[2024-06-01 16:53:53] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 119 ms.
[2024-06-01 16:53:53] [INFO ] Added : 7 causal constraints over 2 iterations in 563 ms. Result :sat
Minimization took 3420 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[333]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[333]
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 65 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 54 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:53:57] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:53:57] [INFO ] Invariant cache hit.
[2024-06-01 16:53:59] [INFO ] Implicit Places using invariants in 2589 ms returned []
[2024-06-01 16:53:59] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:53:59] [INFO ] Invariant cache hit.
[2024-06-01 16:54:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:54:26] [INFO ] Implicit Places using invariants and state equation in 26824 ms returned []
Implicit Place search using SMT with State Equation took 29422 ms to find 0 implicit places.
[2024-06-01 16:54:26] [INFO ] Redundant transitions in 122 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:54:26] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:54:26] [INFO ] Invariant cache hit.
[2024-06-01 16:54:26] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:55:21] [INFO ] Deduced a trap composed of 14 places in 552 ms of which 7 ms to minimize.
[2024-06-01 16:55:29] [INFO ] Deduced a trap composed of 244 places in 509 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 2/174 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:55:30] [INFO ] Deduced a trap composed of 13 places in 157 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 65568ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 65596ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95231 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1924 resets) in 1363 ms. (29 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (103 resets) in 187 ms. (212 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (104 resets) in 203 ms. (196 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 89024 steps, run timeout after 3001 ms. (steps per millisecond=29 ) properties seen :0 out of 2
Probabilistic random walk after 89024 steps, saw 27099 distinct states, run finished after 3004 ms. (steps per millisecond=29 ) properties seen :0
[2024-06-01 16:55:35] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:55:35] [INFO ] Invariant cache hit.
[2024-06-01 16:55:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 296/297 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 472/769 variables, 115/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/769 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 166/935 variables, 34/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/935 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 67/1002 variables, 19/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1002 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 8/1010 variables, 8/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 1 solved, 1 unsolved in 969 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 296/297 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 472/769 variables, 115/116 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/769 variables, 0/116 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 166/935 variables, 34/150 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/935 variables, 0/150 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 67/1002 variables, 19/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1002 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/1010 variables, 8/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-06-01 16:55:38] [INFO ] Deduced a trap composed of 529 places in 558 ms of which 7 ms to minimize.
[2024-06-01 16:55:39] [INFO ] Deduced a trap composed of 228 places in 521 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 2/1190 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 0/1190 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/2529 variables, 1/1191 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2529 variables, 1/1192 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2529 variables, 0/1192 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/2529 variables, 0/1192 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1192 constraints, problems are : Problem set: 1 solved, 1 unsolved in 2537 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 2/2 constraints]
After SMT, in 3526ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 47 ms.
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 102 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:55:39] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:55:39] [INFO ] Invariant cache hit.
[2024-06-01 16:55:39] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20072 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:56:25] [INFO ] Deduced a trap composed of 14 places in 608 ms of which 8 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 173 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20045 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 1/1 constraints]
After SMT, in 45911ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 45937ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46052 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1910 resets) in 519 ms. (76 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (104 resets) in 180 ms. (221 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 115810 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :0 out of 1
Probabilistic random walk after 115810 steps, saw 34945 distinct states, run finished after 3001 ms. (steps per millisecond=38 ) properties seen :0
[2024-06-01 16:56:28] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:56:28] [INFO ] Invariant cache hit.
[2024-06-01 16:56:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 296/297 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 472/769 variables, 115/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/769 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 166/935 variables, 34/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/935 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 67/1002 variables, 19/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1002 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/1010 variables, 8/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1023 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 296/297 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 472/769 variables, 115/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/769 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 166/935 variables, 34/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/935 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 67/1002 variables, 19/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1002 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/1010 variables, 8/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 16:56:31] [INFO ] Deduced a trap composed of 529 places in 568 ms of which 7 ms to minimize.
[2024-06-01 16:56:32] [INFO ] Deduced a trap composed of 228 places in 511 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 2/1190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 0/1190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/2529 variables, 1/1191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2529 variables, 1/1192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2529 variables, 0/1192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/2529 variables, 0/1192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1192 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2855 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 3899ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 30 ms.
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 65 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 63 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:56:32] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:56:32] [INFO ] Invariant cache hit.
[2024-06-01 16:56:35] [INFO ] Implicit Places using invariants in 2440 ms returned []
[2024-06-01 16:56:35] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:56:35] [INFO ] Invariant cache hit.
[2024-06-01 16:56:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:57:00] [INFO ] Implicit Places using invariants and state equation in 25655 ms returned []
Implicit Place search using SMT with State Equation took 28100 ms to find 0 implicit places.
[2024-06-01 16:57:00] [INFO ] Redundant transitions in 24 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:57:00] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:57:00] [INFO ] Invariant cache hit.
[2024-06-01 16:57:00] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:57:54] [INFO ] Deduced a trap composed of 14 places in 538 ms of which 8 ms to minimize.
[2024-06-01 16:58:01] [INFO ] Deduced a trap composed of 244 places in 555 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 2/174 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:58:02] [INFO ] Deduced a trap composed of 13 places in 147 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 65375ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 65390ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 93596 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[3] Max Struct:[333]
Starting property specific reduction for PolyORBNT-PT-S05J80-UpperBounds-05
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:[333]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[333]
[2024-06-01 16:58:06] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:58:06] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[333]
RANDOM walk for 10000 steps (447 resets) in 122 ms. (81 steps per ms)
BEST_FIRST walk for 10001 steps (22 resets) in 25 ms. (384 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[333]
[2024-06-01 16:58:06] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:58:06] [INFO ] Invariant cache hit.
[2024-06-01 16:58:06] [INFO ] [Real]Absence check using 157 positive place invariants in 39 ms returned sat
[2024-06-01 16:58:06] [INFO ] [Real]Absence check using 157 positive and 20 generalized place invariants in 35 ms returned sat
[2024-06-01 16:58:07] [INFO ] [Real]Absence check using state equation in 1076 ms returned sat
[2024-06-01 16:58:07] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:58:07] [INFO ] [Nat]Absence check using 157 positive place invariants in 45 ms returned sat
[2024-06-01 16:58:08] [INFO ] [Nat]Absence check using 157 positive and 20 generalized place invariants in 34 ms returned sat
[2024-06-01 16:58:08] [INFO ] [Nat]Absence check using state equation in 848 ms returned sat
[2024-06-01 16:58:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:58:09] [INFO ] SMT solver returned unknown. Retrying;
[2024-06-01 16:58:09] [INFO ] [Nat]Added 1 Read/Feed constraints in 793 ms returned sat
[2024-06-01 16:58:09] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 147 ms.
[2024-06-01 16:58:10] [INFO ] Added : 10 causal constraints over 3 iterations in 1008 ms. Result :sat
Minimization took 602 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[333]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[333]
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 90 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:58:11] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:58:11] [INFO ] Invariant cache hit.
[2024-06-01 16:58:11] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 16:58:55] [INFO ] Deduced a trap composed of 14 places in 513 ms of which 5 ms to minimize.
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timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 173 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 1/1 constraints]
After SMT, in 45243ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 45263ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45357 ms. Remains : 1011/1011 places, 1522/1522 transitions.
[2024-06-01 16:58:56] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:58:56] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[333]
RANDOM walk for 1000000 steps (47440 resets) in 8458 ms. (118 steps per ms)
BEST_FIRST walk for 1000001 steps (2652 resets) in 1742 ms. (573 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[333]
[2024-06-01 16:59:06] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:59:06] [INFO ] Invariant cache hit.
[2024-06-01 16:59:07] [INFO ] [Real]Absence check using 157 positive place invariants in 41 ms returned sat
[2024-06-01 16:59:07] [INFO ] [Real]Absence check using 157 positive and 20 generalized place invariants in 36 ms returned sat
[2024-06-01 16:59:08] [INFO ] [Real]Absence check using state equation in 1133 ms returned sat
[2024-06-01 16:59:08] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 16:59:08] [INFO ] [Nat]Absence check using 157 positive place invariants in 45 ms returned sat
[2024-06-01 16:59:08] [INFO ] [Nat]Absence check using 157 positive and 20 generalized place invariants in 35 ms returned sat
[2024-06-01 16:59:09] [INFO ] [Nat]Absence check using state equation in 1120 ms returned sat
[2024-06-01 16:59:09] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:59:10] [INFO ] [Nat]Added 1 Read/Feed constraints in 869 ms returned sat
[2024-06-01 16:59:11] [INFO ] Deduced a trap composed of 445 places in 596 ms of which 7 ms to minimize.
[2024-06-01 16:59:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 845 ms
[2024-06-01 16:59:11] [INFO ] Computed and/alt/rep : 777/2682/777 causal constraints (skipped 735 transitions) in 141 ms.
[2024-06-01 16:59:11] [INFO ] Added : 7 causal constraints over 2 iterations in 489 ms. Result :sat
Minimization took 3478 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[333]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[333]
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 45 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 47 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 16:59:15] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:59:15] [INFO ] Invariant cache hit.
[2024-06-01 16:59:17] [INFO ] Implicit Places using invariants in 2309 ms returned []
[2024-06-01 16:59:17] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:59:17] [INFO ] Invariant cache hit.
[2024-06-01 16:59:18] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 16:59:43] [INFO ] Implicit Places using invariants and state equation in 25818 ms returned []
Implicit Place search using SMT with State Equation took 28133 ms to find 0 implicit places.
[2024-06-01 16:59:43] [INFO ] Redundant transitions in 96 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 16:59:43] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 16:59:43] [INFO ] Invariant cache hit.
[2024-06-01 16:59:43] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 17:00:42] [INFO ] Deduced a trap composed of 14 places in 491 ms of which 7 ms to minimize.
[2024-06-01 17:00:50] [INFO ] Deduced a trap composed of 244 places in 504 ms of which 6 ms to minimize.
SMT process timed out in 66292ms, After SMT, problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 66308ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94599 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1889 resets) in 508 ms. (78 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (107 resets) in 120 ms. (330 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (105 resets) in 137 ms. (289 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 102582 steps, run timeout after 3001 ms. (steps per millisecond=34 ) properties seen :0 out of 2
Probabilistic random walk after 102582 steps, saw 31202 distinct states, run finished after 3001 ms. (steps per millisecond=34 ) properties seen :0
[2024-06-01 17:00:53] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 17:00:53] [INFO ] Invariant cache hit.
[2024-06-01 17:00:53] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 296/297 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 472/769 variables, 115/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/769 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 166/935 variables, 34/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/935 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 7 (OVERLAPS) 67/1002 variables, 19/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1002 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 8/1010 variables, 8/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 1 solved, 1 unsolved in 831 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 296/297 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 472/769 variables, 115/116 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/769 variables, 0/116 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 166/935 variables, 34/150 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/935 variables, 0/150 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 67/1002 variables, 19/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1002 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/1010 variables, 8/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 1 solved, 1 unsolved
[2024-06-01 17:00:55] [INFO ] Deduced a trap composed of 529 places in 599 ms of which 7 ms to minimize.
[2024-06-01 17:00:56] [INFO ] Deduced a trap composed of 228 places in 569 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 2/1190 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 0/1190 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/2529 variables, 1/1191 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2529 variables, 1/1192 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2529 variables, 0/1192 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/2529 variables, 0/1192 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1192 constraints, problems are : Problem set: 1 solved, 1 unsolved in 2660 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 2/2 constraints]
After SMT, in 3512ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 35 ms.
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 90 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Running 1516 sub problems to find dead transitions.
[2024-06-01 17:00:57] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 17:00:57] [INFO ] Invariant cache hit.
[2024-06-01 17:00:57] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 17:01:43] [INFO ] Deduced a trap composed of 14 places in 494 ms of which 6 ms to minimize.
SMT process timed out in 46237ms, After SMT, problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 46261ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46356 ms. Remains : 1011/1011 places, 1522/1522 transitions.
RANDOM walk for 40000 steps (1886 resets) in 462 ms. (86 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (101 resets) in 140 ms. (283 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 121693 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 1
Probabilistic random walk after 121693 steps, saw 36777 distinct states, run finished after 3002 ms. (steps per millisecond=40 ) properties seen :0
[2024-06-01 17:01:46] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 17:01:46] [INFO ] Invariant cache hit.
[2024-06-01 17:01:46] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 296/297 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 472/769 variables, 115/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/769 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 166/935 variables, 34/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/935 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 67/1002 variables, 19/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1002 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/1010 variables, 8/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 0/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/2529 variables, 1/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/2529 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2529/2529 variables, and 1189 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1171 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 296/297 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/297 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 472/769 variables, 115/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/769 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 166/935 variables, 34/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/935 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 67/1002 variables, 19/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1002 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 8/1010 variables, 8/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1010 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1518/2528 variables, 1010/1187 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2528 variables, 1/1188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 17:01:49] [INFO ] Deduced a trap composed of 529 places in 549 ms of which 7 ms to minimize.
[2024-06-01 17:01:50] [INFO ] Deduced a trap composed of 228 places in 596 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/2528 variables, 2/1190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2528 variables, 0/1190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/2529 variables, 1/1191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2529 variables, 1/1192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2529 variables, 0/1192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/2529 variables, 0/1192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2529/2529 variables, and 1192 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2788 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 1011/1011 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 3975ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 55 ms.
Support contains 1 out of 1011 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 80 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1011/1011 places, 1522/1522 transitions.
Applied a total of 0 rules in 91 ms. Remains 1011 /1011 variables (removed 0) and now considering 1522/1522 (removed 0) transitions.
[2024-06-01 17:01:50] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 17:01:50] [INFO ] Invariant cache hit.
[2024-06-01 17:01:53] [INFO ] Implicit Places using invariants in 2517 ms returned []
[2024-06-01 17:01:53] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 17:01:53] [INFO ] Invariant cache hit.
[2024-06-01 17:01:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-06-01 17:02:17] [INFO ] Implicit Places using invariants and state equation in 24623 ms returned []
Implicit Place search using SMT with State Equation took 27142 ms to find 0 implicit places.
[2024-06-01 17:02:17] [INFO ] Redundant transitions in 32 ms returned []
Running 1516 sub problems to find dead transitions.
[2024-06-01 17:02:17] [INFO ] Flow matrix only has 1518 transitions (discarded 4 similar events)
[2024-06-01 17:02:17] [INFO ] Invariant cache hit.
[2024-06-01 17:02:17] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1006/2529 variables, and 172 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1516/1516 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1516 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1006 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1006 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 17:03:14] [INFO ] Deduced a trap composed of 14 places in 518 ms of which 7 ms to minimize.
[2024-06-01 17:03:20] [INFO ] Deduced a trap composed of 244 places in 518 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/1006 variables, 2/174 constraints. Problems are: Problem set: 0 solved, 1516 unsolved
[2024-06-01 17:03:22] [INFO ] Deduced a trap composed of 13 places in 166 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1006/2529 variables, and 175 constraints, problems are : Problem set: 0 solved, 1516 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 157/157 constraints, Generalized P Invariants (flows): 15/20 constraints, State Equation: 0/1011 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1516 constraints, Known Traps: 3/3 constraints]
After SMT, in 65875ms problems are : Problem set: 0 solved, 1516 unsolved
Search for dead transitions found 0 dead transitions in 65888ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 93166 ms. Remains : 1011/1011 places, 1522/1522 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[3] Max Struct:[333]
Ending property specific reduction for PolyORBNT-PT-S05J80-UpperBounds-05 in 317457 ms.
[2024-06-01 17:03:24] [INFO ] Flatten gal took : 172 ms
[2024-06-01 17:03:24] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-06-01 17:03:24] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1011 places, 1522 transitions and 7906 arcs took 10 ms.
Total runtime 648978 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 : PolyORBNT-PT-S05J80-UpperBounds-05

BK_STOP 1717261404313

--------------------
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 PolyORBNT-PT-S05J80-UpperBounds-05
ub formula formula --maxsum=/tmp/821/ub_0_
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="PolyORBNT-PT-S05J80"
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 PolyORBNT-PT-S05J80, 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 r516-tajo-171654447200477"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-PT-S05J80.tgz
mv PolyORBNT-PT-S05J80 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 ;