MCC'2024- Execution of r223-tall-171649610700093

About the Execution of GreatSPN+red for JoinFreeModules-PT-5000

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
10171.760	3600000.00	7121094.00	7494.30	? ? 5002 ? 5002 ? ? ? 5002 5002 5002 5002 5003 ? ? 5002	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.r223-tall-171649610700093.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 greatspnxred
Input is JoinFreeModules-PT-5000, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r223-tall-171649610700093
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 17M
-rw-r--r-- 1 mcc users 6.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 16:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 11 15:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 145K Apr 11 15:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Apr 11 15:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Apr 11 15:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:13 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 16M 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 JoinFreeModules-PT-5000-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-5000-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716509885286

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-5000
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-24 00:18:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-05-24 00:18:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 00:18:07] [INFO ] Load time of PNML (sax parser for PT used): 832 ms
[2024-05-24 00:18:07] [INFO ] Transformed 25001 places.
[2024-05-24 00:18:07] [INFO ] Transformed 40001 transitions.
[2024-05-24 00:18:07] [INFO ] Parsed PT model containing 25001 places and 40001 transitions and 115002 arcs in 1045 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Reduce places removed 1 places and 0 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 2, 1, 5000, 0, 2, 2, 2, 2, 0, 5000, 1, 2] Max Struct:[+inf, +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, 2, 1, 5000, 0, 2, 2, 2, 2, 0, 5000, 1, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 40001 rows 25000 cols
[2024-05-24 00:18:07] [INFO ] Computed 5000 invariants in 183 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 2, 1, 5000, 0, 2, 2, 2, 2, 0, 5000, 1, 2] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
RANDOM walk for 10005 steps (2 resets) in 2058 ms. (4 steps per ms)
BEST_FIRST walk for 160016 steps (0 resets) in 36459 ms. (4 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 2, 1, 5000, 0, 2, 2, 2, 2, 0, 5000, 1, 2] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
[2024-05-24 00:18:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 2, 1, 5000, 0, 2, 2, 2, 2, 0, 5000, 1, 2] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 2, 1, 5000, 0, 2, 2, 2, 2, 0, 5000, 1, 2] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Support contains 16 out of 25000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25000/25000 places, 40001/40001 transitions.
Graph (complete) has 60000 edges and 25000 vertex of which 80 are kept as prefixes of interest. Removing 24920 places using SCC suffix rule.33 ms
Discarding 24920 places :
Also discarding 39872 output transitions
Drop transitions (Output transitions of discarded places.) removed 39872 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 80 transition count 128
Applied a total of 2 rules in 156 ms. Remains 80 /25000 variables (removed 24920) and now considering 128/40001 (removed 39873) transitions.
Running 96 sub problems to find dead transitions.
// Phase 1: matrix 128 rows 80 cols
[2024-05-24 00:19:34] [INFO ] Computed 16 invariants in 0 ms
[2024-05-24 00:19:34] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 112 constraints, problems are : Problem set: 0 solved, 96 unsolved in 1819 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 96 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 96/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/208 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 7 (OVERLAPS) 0/208 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 208 constraints, problems are : Problem set: 0 solved, 96 unsolved in 2959 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 0/0 constraints]
After SMT, in 4823ms problems are : Problem set: 0 solved, 96 unsolved
Search for dead transitions found 0 dead transitions in 4835ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5011 ms. Remains : 80/25000 places, 128/40001 transitions.
[2024-05-24 00:19:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 2, 1, 5000, 0, 2, 2, 2, 2, 0, 5000, 1, 2] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
RANDOM walk for 1000502 steps (2 resets) in 807 ms. (1238 steps per ms)
BEST_FIRST walk for 16000016 steps (32 resets) in 17626 ms. (907 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3533, 4002, 4251, 4250, 4250, 5001, 5000, 4811, 3702, 4373, 4403, 4500, 5002, 5000, 5001, 3750] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
[2024-05-24 00:19:57] [INFO ] Invariant cache hit.
[2024-05-24 00:19:57] [INFO ] [Real]Absence check using 16 positive place invariants in 6 ms returned sat
[2024-05-24 00:19:57] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:19:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:19:57] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:19:57] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-24 00:19:57] [INFO ] State equation strengthened by 16 read => feed constraints.
[2024-05-24 00:19:57] [INFO ] [Nat]Added 16 Read/Feed constraints in 5 ms returned sat
[2024-05-24 00:19:57] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:19:57] [INFO ] Added : 66 causal constraints over 14 iterations in 154 ms. Result :sat
Minimization took 215 ms.
[2024-05-24 00:19:57] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:19:57] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-24 00:19:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:19:57] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:19:58] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-24 00:19:58] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:19:58] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:19:58] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 5 ms to minimize.
[2024-05-24 00:19:58] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2024-05-24 00:19:58] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-24 00:19:58] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 3 ms to minimize.
[2024-05-24 00:19:58] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 136 ms
[2024-05-24 00:19:58] [INFO ] Added : 71 causal constraints over 15 iterations in 279 ms. Result :sat
Minimization took 197 ms.
[2024-05-24 00:19:58] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:19:58] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-24 00:19:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:19:58] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:19:58] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-24 00:19:58] [INFO ] [Nat]Added 16 Read/Feed constraints in 39 ms returned sat
[2024-05-24 00:19:58] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 10 ms.
[2024-05-24 00:19:58] [INFO ] Added : 72 causal constraints over 15 iterations in 159 ms. Result :sat
Minimization took 219 ms.
[2024-05-24 00:19:59] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:19:59] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:19:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:19:59] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:19:59] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2024-05-24 00:19:59] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:19:59] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:19:59] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2024-05-24 00:19:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 28 ms
[2024-05-24 00:19:59] [INFO ] Added : 57 causal constraints over 12 iterations in 200 ms. Result :sat
Minimization took 174 ms.
[2024-05-24 00:19:59] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:19:59] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:19:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:19:59] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:19:59] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2024-05-24 00:19:59] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:19:59] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:19:59] [INFO ] Added : 60 causal constraints over 13 iterations in 160 ms. Result :sat
Minimization took 168 ms.
[2024-05-24 00:20:00] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-05-24 00:20:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:00] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Nat]Absence check using state equation in 106 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Nat]Added 16 Read/Feed constraints in 23 ms returned sat
[2024-05-24 00:20:00] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 11 ms.
[2024-05-24 00:20:00] [INFO ] Added : 39 causal constraints over 8 iterations in 129 ms. Result :sat
Minimization took 29 ms.
[2024-05-24 00:20:00] [INFO ] [Real]Absence check using 16 positive place invariants in 6 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:20:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:00] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Nat]Added 16 Read/Feed constraints in 61 ms returned sat
[2024-05-24 00:20:00] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:20:00] [INFO ] Added : 62 causal constraints over 14 iterations in 123 ms. Result :sat
Minimization took 33 ms.
[2024-05-24 00:20:00] [INFO ] [Real]Absence check using 16 positive place invariants in 4 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:20:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:00] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:20:00] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:20:00] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:20:01] [INFO ] Added : 64 causal constraints over 14 iterations in 183 ms. Result :sat
Minimization took 117 ms.
[2024-05-24 00:20:01] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:01] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-24 00:20:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:01] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:20:01] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-24 00:20:01] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:20:01] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-24 00:20:01] [INFO ] Added : 55 causal constraints over 12 iterations in 170 ms. Result :sat
Minimization took 190 ms.
[2024-05-24 00:20:01] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:01] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-24 00:20:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:01] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:20:01] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:20:01] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:20:01] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:20:01] [INFO ] Added : 64 causal constraints over 14 iterations in 122 ms. Result :sat
Minimization took 161 ms.
[2024-05-24 00:20:02] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:02] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:20:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:02] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:02] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2024-05-24 00:20:02] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2024-05-24 00:20:02] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-24 00:20:02] [INFO ] Added : 64 causal constraints over 15 iterations in 121 ms. Result :sat
Minimization took 160 ms.
[2024-05-24 00:20:02] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:20:02] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:20:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:02] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:02] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-24 00:20:02] [INFO ] [Nat]Added 16 Read/Feed constraints in 22 ms returned sat
[2024-05-24 00:20:02] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:20:02] [INFO ] Added : 62 causal constraints over 14 iterations in 124 ms. Result :sat
Minimization took 153 ms.
[2024-05-24 00:20:03] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:20:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:03] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Nat]Added 16 Read/Feed constraints in 60 ms returned sat
[2024-05-24 00:20:03] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:20:03] [INFO ] Added : 74 causal constraints over 15 iterations in 130 ms. Result :sat
Minimization took 25 ms.
[2024-05-24 00:20:03] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:20:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:03] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Nat]Added 16 Read/Feed constraints in 59 ms returned sat
[2024-05-24 00:20:03] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-24 00:20:03] [INFO ] Added : 57 causal constraints over 12 iterations in 143 ms. Result :sat
Minimization took 32 ms.
[2024-05-24 00:20:03] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:20:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:03] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:20:03] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:20:03] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:20:03] [INFO ] Added : 70 causal constraints over 16 iterations in 214 ms. Result :sat
Minimization took 35 ms.
[2024-05-24 00:20:04] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:20:04] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:20:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:20:04] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:20:04] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-24 00:20:04] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:20:04] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:20:04] [INFO ] Added : 72 causal constraints over 16 iterations in 142 ms. Result :sat
Minimization took 203 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3533, 4002, 4251, 4250, 4250, 5001, 5000, 4811, 3702, 4373, 4403, 4500, 5002, 5000, 5001, 3750] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001, 5001, 5000, 5001, 5002, 5001, 5000, 5001, 5002, 5002, 5002, 5002, 5002, 5000, 5001, 5002] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Support contains 16 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 128/128 transitions.
Applied a total of 0 rules in 11 ms. Remains 80 /80 variables (removed 0) and now considering 128/128 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 80/80 places, 128/128 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 128/128 transitions.
Applied a total of 0 rules in 6 ms. Remains 80 /80 variables (removed 0) and now considering 128/128 (removed 0) transitions.
[2024-05-24 00:24:13] [INFO ] Invariant cache hit.
[2024-05-24 00:24:13] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-05-24 00:24:13] [INFO ] Invariant cache hit.
[2024-05-24 00:24:13] [INFO ] State equation strengthened by 16 read => feed constraints.
[2024-05-24 00:24:13] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2024-05-24 00:24:13] [INFO ] Redundant transitions in 3 ms returned []
Running 96 sub problems to find dead transitions.
[2024-05-24 00:24:13] [INFO ] Invariant cache hit.
[2024-05-24 00:24:13] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 112 constraints, problems are : Problem set: 0 solved, 96 unsolved in 1658 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 96 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 96/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/208 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 7 (OVERLAPS) 0/208 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 208 constraints, problems are : Problem set: 0 solved, 96 unsolved in 2411 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 0/0 constraints]
After SMT, in 4087ms problems are : Problem set: 0 solved, 96 unsolved
Search for dead transitions found 0 dead transitions in 4088ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4205 ms. Remains : 80/80 places, 128/128 transitions.
[2024-05-24 00:24:17] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5001, 5001, 5000, 5001, 5002, 5001, 5000, 5001, 5002, 5002, 5002, 5002, 5002, 5000, 5001, 5002] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
RANDOM walk for 1001228 steps (2 resets) in 830 ms. (1204 steps per ms)
BEST_FIRST walk for 16000016 steps (32 resets) in 17780 ms. (899 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001, 5001, 5000, 5001, 5002, 5001, 5000, 5001, 5002, 5002, 5002, 5002, 5002, 5000, 5001, 5002] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
[2024-05-24 00:24:36] [INFO ] Invariant cache hit.
[2024-05-24 00:24:36] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:36] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:36] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:36] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-24 00:24:36] [INFO ] State equation strengthened by 16 read => feed constraints.
[2024-05-24 00:24:36] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:24:36] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:24:36] [INFO ] Added : 67 causal constraints over 14 iterations in 110 ms. Result :sat
Minimization took 44 ms.
[2024-05-24 00:24:36] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:36] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2024-05-24 00:24:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:36] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:36] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-24 00:24:36] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:24:36] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:24:37] [INFO ] Added : 69 causal constraints over 15 iterations in 198 ms. Result :sat
Minimization took 46 ms.
[2024-05-24 00:24:37] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:37] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Nat]Added 16 Read/Feed constraints in 40 ms returned sat
[2024-05-24 00:24:37] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:24:37] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-24 00:24:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2024-05-24 00:24:37] [INFO ] Added : 66 causal constraints over 14 iterations in 153 ms. Result :sat
Minimization took 38 ms.
[2024-05-24 00:24:37] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:37] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Nat]Added 16 Read/Feed constraints in 40 ms returned sat
[2024-05-24 00:24:37] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:24:37] [INFO ] Added : 51 causal constraints over 13 iterations in 159 ms. Result :sat
Minimization took 33 ms.
[2024-05-24 00:24:37] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:37] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2024-05-24 00:24:37] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:24:37] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:24:38] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-24 00:24:38] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 1 ms to minimize.
[2024-05-24 00:24:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 76 ms
[2024-05-24 00:24:38] [INFO ] Added : 74 causal constraints over 16 iterations in 242 ms. Result :sat
Minimization took 28 ms.
[2024-05-24 00:24:38] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:38] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:38] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:38] [INFO ] [Nat]Absence check using state equation in 109 ms returned sat
[2024-05-24 00:24:38] [INFO ] [Nat]Added 16 Read/Feed constraints in 24 ms returned sat
[2024-05-24 00:24:38] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:24:38] [INFO ] Added : 39 causal constraints over 8 iterations in 128 ms. Result :sat
Minimization took 29 ms.
[2024-05-24 00:24:38] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:38] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:38] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:38] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-24 00:24:38] [INFO ] [Nat]Added 16 Read/Feed constraints in 65 ms returned sat
[2024-05-24 00:24:38] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:24:38] [INFO ] Added : 62 causal constraints over 14 iterations in 121 ms. Result :sat
Minimization took 35 ms.
[2024-05-24 00:24:39] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:39] [INFO ] [Nat]Absence check using 16 positive place invariants in 4 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Nat]Added 16 Read/Feed constraints in 42 ms returned sat
[2024-05-24 00:24:39] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:24:39] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-24 00:24:39] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-24 00:24:39] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 76 ms
[2024-05-24 00:24:39] [INFO ] Added : 68 causal constraints over 15 iterations in 244 ms. Result :sat
Minimization took 36 ms.
[2024-05-24 00:24:39] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:39] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Nat]Added 16 Read/Feed constraints in 21 ms returned sat
[2024-05-24 00:24:39] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:24:39] [INFO ] Added : 73 causal constraints over 17 iterations in 147 ms. Result :sat
Minimization took 25 ms.
[2024-05-24 00:24:39] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:39] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:39] [INFO ] [Nat]Added 16 Read/Feed constraints in 58 ms returned sat
[2024-05-24 00:24:39] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-24 00:24:39] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 24 ms
[2024-05-24 00:24:40] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 62 ms returned sat
[2024-05-24 00:24:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:24:40] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-24 00:24:40] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 22 ms
Minimization took 24 ms.
[2024-05-24 00:24:40] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 68 ms returned sat
[2024-05-24 00:24:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:24:40] [INFO ] Added : 73 causal constraints over 15 iterations in 123 ms. Result :sat
Minimization took 27 ms.
[2024-05-24 00:24:40] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-24 00:24:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-24 00:24:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 60 ms returned sat
[2024-05-24 00:24:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:24:41] [INFO ] Added : 74 causal constraints over 15 iterations in 126 ms. Result :sat
Minimization took 26 ms.
[2024-05-24 00:24:41] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 59 ms returned sat
[2024-05-24 00:24:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:24:41] [INFO ] Added : 57 causal constraints over 12 iterations in 144 ms. Result :sat
Minimization took 39 ms.
[2024-05-24 00:24:41] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:24:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:24:41] [INFO ] Added : 70 causal constraints over 16 iterations in 215 ms. Result :sat
Minimization took 36 ms.
[2024-05-24 00:24:41] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 00:24:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:24:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-24 00:24:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 43 ms returned sat
[2024-05-24 00:24:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:24:42] [INFO ] Added : 61 causal constraints over 14 iterations in 147 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001, 5001, 5000, 5001, 5002, 5001, 5000, 5001, 5002, 5002, 5002, 5002, 5002, 5000, 5001, 5002] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5002, 5002, 5003, 5003, 5003, 5003, 5003]
FORMULA JoinFreeModules-PT-5000-UpperBounds-10 5002 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-5000-UpperBounds-09 5002 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001, 5001, 5000, 5001, 5002, 5001, 5000, 5001, 5002, 5002, 5002, 5000, 5001, 5002] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Support contains 14 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 128/128 transitions.
Graph (complete) has 192 edges and 80 vertex of which 70 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Applied a total of 1 rules in 4 ms. Remains 70 /80 variables (removed 10) and now considering 112/128 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 70/80 places, 112/128 transitions.
// Phase 1: matrix 112 rows 70 cols
[2024-05-24 00:28:18] [INFO ] Computed 14 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5001, 5001, 5000, 5001, 5002, 5001, 5000, 5001, 5002, 5002, 5002, 5000, 5001, 5002] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
RANDOM walk for 1001907 steps (2 resets) in 706 ms. (1417 steps per ms)
BEST_FIRST walk for 14000013 steps (28 resets) in 14059 ms. (995 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001, 5001, 5000, 5001, 5002, 5001, 5000, 5001, 5002, 5002, 5002, 5000, 5001, 5002] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
[2024-05-24 00:28:33] [INFO ] Invariant cache hit.
[2024-05-24 00:28:33] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:33] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-24 00:28:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:33] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:33] [INFO ] [Nat]Absence check using state equation in 88 ms returned sat
[2024-05-24 00:28:33] [INFO ] State equation strengthened by 14 read => feed constraints.
[2024-05-24 00:28:33] [INFO ] [Nat]Added 14 Read/Feed constraints in 23 ms returned sat
[2024-05-24 00:28:33] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:28:33] [INFO ] Added : 26 causal constraints over 6 iterations in 49 ms. Result :sat
Minimization took 24 ms.
[2024-05-24 00:28:33] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:33] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:33] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:33] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-24 00:28:33] [INFO ] [Nat]Added 14 Read/Feed constraints in 68 ms returned sat
[2024-05-24 00:28:33] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:28:33] [INFO ] Added : 35 causal constraints over 7 iterations in 56 ms. Result :sat
Minimization took 26 ms.
[2024-05-24 00:28:33] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:33] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:33] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:33] [INFO ] [Nat]Absence check using state equation in 64 ms returned sat
[2024-05-24 00:28:33] [INFO ] [Nat]Added 14 Read/Feed constraints in 31 ms returned sat
[2024-05-24 00:28:33] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:28:34] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-24 00:28:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2024-05-24 00:28:34] [INFO ] Added : 34 causal constraints over 7 iterations in 94 ms. Result :sat
Minimization took 26 ms.
[2024-05-24 00:28:34] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:34] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Nat]Absence check using state equation in 84 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Nat]Added 14 Read/Feed constraints in 26 ms returned sat
[2024-05-24 00:28:34] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:28:34] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2024-05-24 00:28:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2024-05-24 00:28:34] [INFO ] Added : 24 causal constraints over 6 iterations in 81 ms. Result :sat
Minimization took 17 ms.
[2024-05-24 00:28:34] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:34] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Nat]Added 14 Read/Feed constraints in 3 ms returned sat
[2024-05-24 00:28:34] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:28:34] [INFO ] Added : 42 causal constraints over 10 iterations in 73 ms. Result :sat
Minimization took 19 ms.
[2024-05-24 00:28:34] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:34] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Nat]Added 14 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:28:34] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:28:34] [INFO ] Added : 39 causal constraints over 8 iterations in 82 ms. Result :sat
Minimization took 25 ms.
[2024-05-24 00:28:34] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:34] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-24 00:28:34] [INFO ] [Nat]Added 14 Read/Feed constraints in 26 ms returned sat
[2024-05-24 00:28:34] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:28:35] [INFO ] Added : 49 causal constraints over 10 iterations in 109 ms. Result :sat
Minimization took 37 ms.
[2024-05-24 00:28:35] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-24 00:28:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:35] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Nat]Added 14 Read/Feed constraints in 3 ms returned sat
[2024-05-24 00:28:35] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:28:35] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-24 00:28:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2024-05-24 00:28:35] [INFO ] Added : 36 causal constraints over 8 iterations in 103 ms. Result :sat
Minimization took 30 ms.
[2024-05-24 00:28:35] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-24 00:28:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:35] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Nat]Added 14 Read/Feed constraints in 23 ms returned sat
[2024-05-24 00:28:35] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-24 00:28:35] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 23 ms
[2024-05-24 00:28:35] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:35] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Nat]Added 14 Read/Feed constraints in 44 ms returned sat
[2024-05-24 00:28:35] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-24 00:28:35] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 21 ms
[2024-05-24 00:28:35] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-24 00:28:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:35] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-24 00:28:35] [INFO ] [Nat]Added 14 Read/Feed constraints in 44 ms returned sat
[2024-05-24 00:28:35] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:28:36] [INFO ] Added : 37 causal constraints over 8 iterations in 147 ms. Result :sat
Minimization took 21 ms.
[2024-05-24 00:28:36] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-24 00:28:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:36] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Nat]Added 14 Read/Feed constraints in 66 ms returned sat
[2024-05-24 00:28:36] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:28:36] [INFO ] Added : 25 causal constraints over 6 iterations in 46 ms. Result :sat
Minimization took 32 ms.
[2024-05-24 00:28:36] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-24 00:28:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:36] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Nat]Added 14 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:28:36] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:28:36] [INFO ] Added : 41 causal constraints over 9 iterations in 62 ms. Result :sat
Minimization took 27 ms.
[2024-05-24 00:28:36] [INFO ] [Real]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:28:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:28:36] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-24 00:28:36] [INFO ] [Nat]Added 14 Read/Feed constraints in 27 ms returned sat
[2024-05-24 00:28:36] [INFO ] Computed and/alt/rep : 84/210/84 causal constraints (skipped 0 transitions) in 12 ms.
[2024-05-24 00:28:36] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-24 00:28:36] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 26 ms
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001, 5001, 5000, 5001, 5002, 5001, 5000, 5001, 5002, 5002, 5002, 5000, 5001, 5002] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5002, 5002, 5003, 5003, 5003, 5002]
FORMULA JoinFreeModules-PT-5000-UpperBounds-15 5002 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-5000-UpperBounds-11 5002 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-5000-UpperBounds-08 5002 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001, 5001, 5002, 5001, 5002, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Support contains 11 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 112/112 transitions.
Graph (complete) has 168 edges and 70 vertex of which 55 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.0 ms
Discarding 15 places :
Also discarding 24 output transitions
Drop transitions (Output transitions of discarded places.) removed 24 transitions
Applied a total of 1 rules in 2 ms. Remains 55 /70 variables (removed 15) and now considering 88/112 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 55/70 places, 88/112 transitions.
// Phase 1: matrix 88 rows 55 cols
[2024-05-24 00:30:39] [INFO ] Computed 11 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5001, 5001, 5002, 5001, 5002, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
RANDOM walk for 1000924 steps (2 resets) in 547 ms. (1826 steps per ms)
BEST_FIRST walk for 11000011 steps (22 resets) in 8799 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001, 5001, 5002, 5001, 5002, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
[2024-05-24 00:30:48] [INFO ] Invariant cache hit.
[2024-05-24 00:30:48] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-05-24 00:30:48] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-24 00:30:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:48] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2024-05-24 00:30:48] [INFO ] State equation strengthened by 11 read => feed constraints.
[2024-05-24 00:30:48] [INFO ] [Nat]Added 11 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:30:48] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:30:48] [INFO ] Added : 35 causal constraints over 8 iterations in 52 ms. Result :sat
Minimization took 22 ms.
[2024-05-24 00:30:48] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:48] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:48] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:48] [INFO ] [Nat]Added 11 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:30:48] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:30:48] [INFO ] Added : 51 causal constraints over 11 iterations in 136 ms. Result :sat
Minimization took 27 ms.
[2024-05-24 00:30:48] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:48] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:48] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Nat]Added 11 Read/Feed constraints in 214 ms returned sat
[2024-05-24 00:30:49] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:30:49] [INFO ] Added : 53 causal constraints over 11 iterations in 102 ms. Result :sat
Minimization took 24 ms.
[2024-05-24 00:30:49] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:30:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Nat]Added 11 Read/Feed constraints in 29 ms returned sat
[2024-05-24 00:30:49] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-24 00:30:49] [INFO ] Added : 31 causal constraints over 7 iterations in 78 ms. Result :sat
Minimization took 23 ms.
[2024-05-24 00:30:49] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:30:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Nat]Added 11 Read/Feed constraints in 25 ms returned sat
[2024-05-24 00:30:49] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:30:49] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-24 00:30:49] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 22 ms
Minimization took 14 ms.
[2024-05-24 00:30:49] [INFO ] [Real]Absence check using 11 positive place invariants in 1 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:30:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2024-05-24 00:30:49] [INFO ] [Nat]Added 11 Read/Feed constraints in 27 ms returned sat
[2024-05-24 00:30:49] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:30:50] [INFO ] Added : 28 causal constraints over 7 iterations in 53 ms. Result :sat
Minimization took 30 ms.
[2024-05-24 00:30:50] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:30:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:50] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Nat]Added 11 Read/Feed constraints in 142 ms returned sat
[2024-05-24 00:30:50] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:30:50] [INFO ] Added : 37 causal constraints over 9 iterations in 56 ms. Result :sat
Minimization took 22 ms.
[2024-05-24 00:30:50] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:50] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Nat]Added 11 Read/Feed constraints in 27 ms returned sat
[2024-05-24 00:30:50] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:30:50] [INFO ] Added : 35 causal constraints over 8 iterations in 58 ms. Result :sat
Minimization took 38 ms.
[2024-05-24 00:30:50] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:50] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:50] [INFO ] [Nat]Added 11 Read/Feed constraints in 191 ms returned sat
[2024-05-24 00:30:50] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 00:30:50] [INFO ] Added : 32 causal constraints over 9 iterations in 63 ms. Result :sat
Minimization took 15 ms.
[2024-05-24 00:30:50] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:51] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 00:30:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:51] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:51] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:30:51] [INFO ] [Nat]Added 11 Read/Feed constraints in 77 ms returned sat
[2024-05-24 00:30:51] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 10 ms.
[2024-05-24 00:30:51] [INFO ] Added : 39 causal constraints over 10 iterations in 63 ms. Result :sat
Minimization took 29 ms.
[2024-05-24 00:30:51] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-05-24 00:30:51] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-24 00:30:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:30:51] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 00:30:51] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-24 00:30:51] [INFO ] [Nat]Added 11 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:30:51] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:30:51] [INFO ] Added : 57 causal constraints over 12 iterations in 74 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001, 5001, 5002, 5001, 5002, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5002, 5003, 5003, 5003, 5003, 5003, 5003]
FORMULA JoinFreeModules-PT-5000-UpperBounds-04 5002 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001, 5001, 5002, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Support contains 10 out of 55 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 88/88 transitions.
Graph (complete) has 132 edges and 55 vertex of which 50 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 7 ms. Remains 50 /55 variables (removed 5) and now considering 80/88 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 50/55 places, 80/88 transitions.
// Phase 1: matrix 80 rows 50 cols
[2024-05-24 00:32:07] [INFO ] Computed 10 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5001, 5001, 5002, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
RANDOM walk for 1000122 steps (2 resets) in 508 ms. (1964 steps per ms)
BEST_FIRST walk for 10000010 steps (20 resets) in 7241 ms. (1380 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001, 5001, 5002, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
[2024-05-24 00:32:15] [INFO ] Invariant cache hit.
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:15] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-05-24 00:32:15] [INFO ] [Nat]Added 10 Read/Feed constraints in 37 ms returned sat
[2024-05-24 00:32:15] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:32:15] [INFO ] Added : 29 causal constraints over 7 iterations in 40 ms. Result :sat
Minimization took 20 ms.
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:32:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:32:15] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:32:15] [INFO ] Added : 39 causal constraints over 9 iterations in 52 ms. Result :sat
Minimization took 26 ms.
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-24 00:32:15] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 20 ms
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:32:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Added 10 Read/Feed constraints in 18 ms returned sat
[2024-05-24 00:32:15] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:32:15] [INFO ] Added : 17 causal constraints over 5 iterations in 56 ms. Result :sat
Minimization took 20 ms.
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:32:15] [INFO ] Added : 21 causal constraints over 5 iterations in 31 ms. Result :sat
Minimization took 16 ms.
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:32:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:15] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Nat]Added 10 Read/Feed constraints in 86 ms returned sat
[2024-05-24 00:32:16] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:32:16] [INFO ] Added : 34 causal constraints over 8 iterations in 49 ms. Result :sat
Minimization took 20 ms.
[2024-05-24 00:32:16] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:16] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:32:16] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:32:16] [INFO ] Added : 46 causal constraints over 10 iterations in 115 ms. Result :sat
Minimization took 25 ms.
[2024-05-24 00:32:16] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:32:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:16] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Nat]Added 10 Read/Feed constraints in 110 ms returned sat
[2024-05-24 00:32:16] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:32:16] [INFO ] Added : 42 causal constraints over 10 iterations in 86 ms. Result :sat
Minimization took 15 ms.
[2024-05-24 00:32:16] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:32:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:16] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Nat]Added 10 Read/Feed constraints in 65 ms returned sat
[2024-05-24 00:32:16] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-24 00:32:16] [INFO ] Added : 28 causal constraints over 7 iterations in 101 ms. Result :sat
Minimization took 19 ms.
[2024-05-24 00:32:16] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:32:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:32:16] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2024-05-24 00:32:16] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-05-24 00:32:17] [INFO ] [Nat]Added 10 Read/Feed constraints in 28 ms returned sat
[2024-05-24 00:32:17] [INFO ] Computed and/alt/rep : 60/150/60 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:32:17] [INFO ] Added : 29 causal constraints over 8 iterations in 47 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001, 5001, 5002, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5002, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
FORMULA JoinFreeModules-PT-5000-UpperBounds-02 5002 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001, 5001, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Support contains 9 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 80/80 transitions.
Graph (complete) has 120 edges and 50 vertex of which 45 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 3 ms. Remains 45 /50 variables (removed 5) and now considering 72/80 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 45/50 places, 72/80 transitions.
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:33:13] [INFO ] Computed 9 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5001, 5001, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
RANDOM walk for 1000956 steps (2 resets) in 481 ms. (2076 steps per ms)
BEST_FIRST walk for 9000008 steps (18 resets) in 5868 ms. (1533 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001, 5001, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
[2024-05-24 00:33:19] [INFO ] Invariant cache hit.
[2024-05-24 00:33:19] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:19] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:33:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:19] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:19] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:33:19] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:33:19] [INFO ] [Nat]Added 9 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:33:19] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:33:19] [INFO ] Added : 36 causal constraints over 9 iterations in 45 ms. Result :sat
Minimization took 24 ms.
[2024-05-24 00:33:19] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:19] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-05-24 00:33:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:19] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:19] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:33:19] [INFO ] [Nat]Added 9 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:33:19] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:33:19] [INFO ] Added : 41 causal constraints over 10 iterations in 50 ms. Result :sat
Minimization took 22 ms.
[2024-05-24 00:33:19] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:19] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 00:33:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Added 9 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:33:20] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:33:20] [INFO ] Added : 37 causal constraints over 8 iterations in 43 ms. Result :sat
Minimization took 21 ms.
[2024-05-24 00:33:20] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 00:33:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Added 9 Read/Feed constraints in 54 ms returned sat
[2024-05-24 00:33:20] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:33:20] [INFO ] Added : 23 causal constraints over 5 iterations in 46 ms. Result :sat
Minimization took 18 ms.
[2024-05-24 00:33:20] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:33:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Added 9 Read/Feed constraints in 70 ms returned sat
[2024-05-24 00:33:20] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 00:33:20] [INFO ] Added : 33 causal constraints over 9 iterations in 129 ms. Result :sat
Minimization took 20 ms.
[2024-05-24 00:33:20] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:33:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Added 9 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:33:20] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:33:20] [INFO ] Added : 39 causal constraints over 9 iterations in 47 ms. Result :sat
Minimization took 24 ms.
[2024-05-24 00:33:20] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 00:33:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-24 00:33:20] [INFO ] [Nat]Added 9 Read/Feed constraints in 62 ms returned sat
[2024-05-24 00:33:21] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:33:21] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2024-05-24 00:33:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 31 ms
[2024-05-24 00:33:21] [INFO ] Added : 40 causal constraints over 10 iterations in 96 ms. Result :sat
Minimization took 19 ms.
[2024-05-24 00:33:21] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:21] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:33:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:21] [INFO ] [Nat]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-24 00:33:21] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:33:21] [INFO ] [Nat]Added 9 Read/Feed constraints in 108 ms returned sat
[2024-05-24 00:33:21] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 00:33:21] [INFO ] Added : 38 causal constraints over 9 iterations in 49 ms. Result :sat
Minimization took 26 ms.
[2024-05-24 00:33:21] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:21] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:33:21] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:33:21] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:33:21] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-24 00:33:21] [INFO ] [Nat]Added 9 Read/Feed constraints in 16 ms returned sat
[2024-05-24 00:33:21] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:33:21] [INFO ] Added : 37 causal constraints over 9 iterations in 49 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001, 5001, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001, 5001, 5001, 5001, 5000, 5001, 5002, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Support contains 9 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 45 /45 variables (removed 0) and now considering 72/72 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 45/45 places, 72/72 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2024-05-24 00:34:11] [INFO ] Invariant cache hit.
[2024-05-24 00:34:11] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-05-24 00:34:11] [INFO ] Invariant cache hit.
[2024-05-24 00:34:11] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:34:11] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2024-05-24 00:34:11] [INFO ] Redundant transitions in 1 ms returned []
Running 54 sub problems to find dead transitions.
[2024-05-24 00:34:11] [INFO ] Invariant cache hit.
[2024-05-24 00:34:11] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (OVERLAPS) 9/45 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 72/117 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 9/63 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 0/117 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 117/117 variables, and 63 constraints, problems are : Problem set: 0 solved, 54 unsolved in 607 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 45/45 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (OVERLAPS) 9/45 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 72/117 variables, 45/54 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 9/63 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 54/117 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 0/117 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 117/117 variables, and 117 constraints, problems are : Problem set: 0 solved, 54 unsolved in 1035 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 45/45 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints]
After SMT, in 1651ms problems are : Problem set: 0 solved, 54 unsolved
Search for dead transitions found 0 dead transitions in 1652ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1727 ms. Remains : 45/45 places, 72/72 transitions.
RANDOM walk for 42516 steps (6 resets) in 46 ms. (904 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (8 resets) in 42 ms. (93 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (8 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (8 resets) in 29 ms. (133 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (8 resets) in 21 ms. (181 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (8 resets) in 27 ms. (142 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (8 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (8 resets) in 29 ms. (133 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4000 steps (8 resets) in 13 ms. (285 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
Interrupted probabilistic random walk after 184054 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 18
Probabilistic random walk after 184054 steps, saw 170542 distinct states, run finished after 3007 ms. (steps per millisecond=61 ) properties seen :0
[2024-05-24 00:34:16] [INFO ] Invariant cache hit.
[2024-05-24 00:34:16] [INFO ] State equation strengthened by 9 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 36/45 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-24 00:34:16] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2024-05-24 00:34:16] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2024-05-24 00:34:16] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-24 00:34:16] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
[2024-05-24 00:34:16] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2024-05-24 00:34:16] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2024-05-24 00:34:16] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
[2024-05-24 00:34:16] [INFO ] Deduced a trap composed of 3 places in 12 ms of which 0 ms to minimize.
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
Problem MAX4 is UNSAT
Problem MAX5 is UNSAT
Problem MAX7 is UNSAT
Problem MAX8 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 8/17 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/17 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 72/117 variables, 45/62 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 9/71 constraints. Problems are: Problem set: 8 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 0/71 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/117 variables, 0/71 constraints. Problems are: Problem set: 8 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 117/117 variables, and 71 constraints, problems are : Problem set: 8 solved, 10 unsolved in 294 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 45/45 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 8 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 36/45 variables, 9/9 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 8/17 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/17 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 72/117 variables, 45/62 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/117 variables, 9/71 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/117 variables, 10/81 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/117 variables, 0/81 constraints. Problems are: Problem set: 8 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/117 variables, 0/81 constraints. Problems are: Problem set: 8 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 117/117 variables, and 81 constraints, problems are : Problem set: 8 solved, 10 unsolved in 591 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 45/45 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 10/18 constraints, Known Traps: 8/8 constraints]
After SMT, in 891ms problems are : Problem set: 8 solved, 10 unsolved
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 2 properties in 30001 ms.
Support contains 7 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 35 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Applied a total of 1 rules in 11 ms. Remains 35 /45 variables (removed 10) and now considering 56/72 (removed 16) transitions.
Running 42 sub problems to find dead transitions.
// Phase 1: matrix 56 rows 35 cols
[2024-05-24 00:34:46] [INFO ] Computed 7 invariants in 0 ms
[2024-05-24 00:34:46] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 1 (OVERLAPS) 7/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 3 (OVERLAPS) 56/91 variables, 35/42 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 7/49 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 6 (OVERLAPS) 0/91 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 42 unsolved
No progress, stopping.
After SMT solving in domain Real declared 91/91 variables, and 49 constraints, problems are : Problem set: 0 solved, 42 unsolved in 410 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 35/35 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 42 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 1 (OVERLAPS) 7/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 3 (OVERLAPS) 56/91 variables, 35/42 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 7/49 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 42/91 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/91 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 7 (OVERLAPS) 0/91 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 42 unsolved
No progress, stopping.
After SMT solving in domain Int declared 91/91 variables, and 91 constraints, problems are : Problem set: 0 solved, 42 unsolved in 612 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 35/35 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints]
After SMT, in 1031ms problems are : Problem set: 0 solved, 42 unsolved
Search for dead transitions found 0 dead transitions in 1032ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1044 ms. Remains : 35/45 places, 56/72 transitions.
RANDOM walk for 42519 steps (7 resets) in 28 ms. (1466 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 229576 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 8
Probabilistic random walk after 229576 steps, saw 206404 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2024-05-24 00:34:51] [INFO ] Invariant cache hit.
[2024-05-24 00:34:51] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 28/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 56/91 variables, 35/42 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 7/49 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/91 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 91/91 variables, and 49 constraints, problems are : Problem set: 0 solved, 8 unsolved in 94 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 35/35 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 28/35 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
[2024-05-24 00:34:51] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 56/91 variables, 35/43 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 7/50 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/91 variables, 8/58 constraints. Problems are: Problem set: 0 solved, 8 unsolved
[2024-05-24 00:34:51] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-24 00:34:51] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2024-05-24 00:34:51] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/91 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/91 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 0/91 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 91/91 variables, and 61 constraints, problems are : Problem set: 0 solved, 8 unsolved in 334 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 35/35 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 4/4 constraints]
After SMT, in 442ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 3 properties in 30001 ms.
Support contains 5 out of 35 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 35/35 places, 56/56 transitions.
Graph (complete) has 84 edges and 35 vertex of which 25 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Applied a total of 1 rules in 2 ms. Remains 25 /35 variables (removed 10) and now considering 40/56 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/35 places, 40/56 transitions.
RANDOM walk for 48352 steps (7 resets) in 18 ms. (2544 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 340851 steps, run timeout after 3001 ms. (steps per millisecond=113 ) properties seen :0 out of 5
Probabilistic random walk after 340851 steps, saw 291875 distinct states, run finished after 3001 ms. (steps per millisecond=113 ) properties seen :0
// Phase 1: matrix 40 rows 25 cols
[2024-05-24 00:35:24] [INFO ] Computed 5 invariants in 2 ms
[2024-05-24 00:35:24] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 20/25 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/65 variables, 25/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/65 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 65/65 variables, and 35 constraints, problems are : Problem set: 0 solved, 5 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 25/25 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 20/25 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 40/65 variables, 25/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 5 unsolved
[2024-05-24 00:35:25] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-24 00:35:25] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-24 00:35:25] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/65 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/65 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/65 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 65/65 variables, and 43 constraints, problems are : Problem set: 0 solved, 5 unsolved in 702 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 25/25 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 3/3 constraints]
After SMT, in 762ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 13912 ms.
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 25/25 places, 40/40 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Applied a total of 0 rules in 0 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
[2024-05-24 00:35:39] [INFO ] Invariant cache hit.
[2024-05-24 00:35:39] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-05-24 00:35:39] [INFO ] Invariant cache hit.
[2024-05-24 00:35:39] [INFO ] State equation strengthened by 5 read => feed constraints.
[2024-05-24 00:35:39] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2024-05-24 00:35:39] [INFO ] Redundant transitions in 1 ms returned []
Running 30 sub problems to find dead transitions.
[2024-05-24 00:35:39] [INFO ] Invariant cache hit.
[2024-05-24 00:35:39] [INFO ] State equation strengthened by 5 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (OVERLAPS) 5/25 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 40/65 variables, 25/30 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (OVERLAPS) 0/65 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Real declared 65/65 variables, and 35 constraints, problems are : Problem set: 0 solved, 30 unsolved in 236 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 25/25 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 30 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (OVERLAPS) 5/25 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 40/65 variables, 25/30 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 30/65 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/65 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (OVERLAPS) 0/65 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 30 unsolved
No progress, stopping.
After SMT solving in domain Int declared 65/65 variables, and 65 constraints, problems are : Problem set: 0 solved, 30 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 25/25 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints]
After SMT, in 608ms problems are : Problem set: 0 solved, 30 unsolved
Search for dead transitions found 0 dead transitions in 609ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 664 ms. Remains : 25/25 places, 40/40 transitions.
FORMULA JoinFreeModules-PT-5000-UpperBounds-12 5003 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[5001, 5001, 5001, 5001, 5000, 5001, 5000, 5001] Max Struct:[5003, 5003, 5003, 5003, 5003, 5003, 5003, 5003]
Starting property specific reduction for JoinFreeModules-PT-5000-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:[5003]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[5003]
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:35:40] [INFO ] Computed 9 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5003]
RANDOM walk for 10005 steps (2 resets) in 6 ms. (1429 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[153] Max Struct:[5003]
[2024-05-24 00:35:40] [INFO ] Invariant cache hit.
[2024-05-24 00:35:40] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:35:40] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 00:35:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:35:40] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:35:40] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-24 00:35:40] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:35:40] [INFO ] [Nat]Added 9 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:35:40] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:35:40] [INFO ] Added : 34 causal constraints over 8 iterations in 40 ms. Result :sat
Minimization took 178 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[153] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 5 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.0 ms
Discarding 40 places :
Also discarding 64 output transitions
Drop transitions (Output transitions of discarded places.) removed 64 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /45 variables (removed 40) and now considering 8/72 (removed 64) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 00:35:46] [INFO ] Computed 1 invariants in 1 ms
[2024-05-24 00:35:46] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 5/45 places, 8/72 transitions.
[2024-05-24 00:35:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5001] Max Struct:[5003]
RANDOM walk for 1000727 steps (2 resets) in 99 ms. (10007 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 137 ms. (7246 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001] Max Struct:[5003]
[2024-05-24 00:35:46] [INFO ] Invariant cache hit.
[2024-05-24 00:35:46] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 00:35:46] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:35:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:35:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:35:46] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-24 00:35:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:35:46] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-24 00:35:46] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-24 00:35:46] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-24 00:35:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 21 ms
[2024-05-24 00:35:46] [INFO ] Added : 5 causal constraints over 2 iterations in 26 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:35:47] [INFO ] Invariant cache hit.
[2024-05-24 00:35:47] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-24 00:35:47] [INFO ] Invariant cache hit.
[2024-05-24 00:35:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:35:47] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-24 00:35:47] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:35:47] [INFO ] Invariant cache hit.
[2024-05-24 00:35:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 42398 steps (6 resets) in 11 ms. (3533 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1359529 steps, run timeout after 3001 ms. (steps per millisecond=453 ) properties seen :0 out of 2
Probabilistic random walk after 1359529 steps, saw 574367 distinct states, run finished after 3001 ms. (steps per millisecond=453 ) properties seen :0
[2024-05-24 00:35:50] [INFO ] Invariant cache hit.
[2024-05-24 00:35:50] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-24 00:35:50] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 79ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 252 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-24 00:35:50] [INFO ] Invariant cache hit.
[2024-05-24 00:35:50] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 47237 steps (8 resets) in 13 ms. (3374 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20 ms. (1904 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4592910 steps, run timeout after 3001 ms. (steps per millisecond=1530 ) properties seen :0 out of 1
Probabilistic random walk after 4592910 steps, saw 1720383 distinct states, run finished after 3001 ms. (steps per millisecond=1530 ) properties seen :0
[2024-05-24 00:35:53] [INFO ] Invariant cache hit.
[2024-05-24 00:35:53] [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, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 62ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 258 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:35:54] [INFO ] Invariant cache hit.
[2024-05-24 00:35:54] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-24 00:35:54] [INFO ] Invariant cache hit.
[2024-05-24 00:35:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:35:54] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2024-05-24 00:35:54] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:35:54] [INFO ] Invariant cache hit.
[2024-05-24 00:35:54] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 111ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 159 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[5001] Max Struct:[5003]
Ending property specific reduction for JoinFreeModules-PT-5000-UpperBounds-00 in 14321 ms.
Starting property specific reduction for JoinFreeModules-PT-5000-UpperBounds-01
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:[5003]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[5003]
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:35:54] [INFO ] Computed 9 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5003]
RANDOM walk for 10005 steps (2 resets) in 6 ms. (1429 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[153] Max Struct:[5003]
[2024-05-24 00:35:54] [INFO ] Invariant cache hit.
[2024-05-24 00:35:54] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:35:54] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 00:35:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:35:54] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:35:54] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-24 00:35:54] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:35:54] [INFO ] [Nat]Added 9 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:35:54] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 00:35:54] [INFO ] Added : 40 causal constraints over 10 iterations in 49 ms. Result :sat
Minimization took 193 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[153] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 5 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.0 ms
Discarding 40 places :
Also discarding 64 output transitions
Drop transitions (Output transitions of discarded places.) removed 64 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /45 variables (removed 40) and now considering 8/72 (removed 64) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 00:36:00] [INFO ] Computed 1 invariants in 1 ms
[2024-05-24 00:36:00] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 112ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 5/45 places, 8/72 transitions.
[2024-05-24 00:36:00] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5001] Max Struct:[5003]
RANDOM walk for 1001847 steps (2 resets) in 104 ms. (9541 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 140 ms. (7092 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001] Max Struct:[5003]
[2024-05-24 00:36:00] [INFO ] Invariant cache hit.
[2024-05-24 00:36:00] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 00:36:00] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:36:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:00] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 00:36:00] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:36:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:00] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:36:00] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-24 00:36:00] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-24 00:36:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 22 ms
[2024-05-24 00:36:00] [INFO ] Added : 5 causal constraints over 2 iterations in 27 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:01] [INFO ] Invariant cache hit.
[2024-05-24 00:36:01] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-24 00:36:01] [INFO ] Invariant cache hit.
[2024-05-24 00:36:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:01] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2024-05-24 00:36:01] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:01] [INFO ] Invariant cache hit.
[2024-05-24 00:36:01] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 43078 steps (8 resets) in 11 ms. (3589 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1264087 steps, run timeout after 3001 ms. (steps per millisecond=421 ) properties seen :0 out of 2
Probabilistic random walk after 1264087 steps, saw 539457 distinct states, run finished after 3001 ms. (steps per millisecond=421 ) properties seen :0
[2024-05-24 00:36:04] [INFO ] Invariant cache hit.
[2024-05-24 00:36:04] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-24 00:36:04] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 71ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 258 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:04] [INFO ] Invariant cache hit.
[2024-05-24 00:36:04] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 108ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 49942 steps (8 resets) in 15 ms. (3121 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4159913 steps, run timeout after 3001 ms. (steps per millisecond=1386 ) properties seen :0 out of 1
Probabilistic random walk after 4159913 steps, saw 1566963 distinct states, run finished after 3001 ms. (steps per millisecond=1386 ) properties seen :0
[2024-05-24 00:36:08] [INFO ] Invariant cache hit.
[2024-05-24 00:36:08] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 70ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 376 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:08] [INFO ] Invariant cache hit.
[2024-05-24 00:36:08] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-05-24 00:36:08] [INFO ] Invariant cache hit.
[2024-05-24 00:36:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:08] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
[2024-05-24 00:36:08] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:08] [INFO ] Invariant cache hit.
[2024-05-24 00:36:08] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 98ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 136 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[5001] Max Struct:[5003]
Ending property specific reduction for JoinFreeModules-PT-5000-UpperBounds-01 in 14311 ms.
Starting property specific reduction for JoinFreeModules-PT-5000-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:[5003]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[5003]
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:36:08] [INFO ] Computed 9 invariants in 105 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5003]
RANDOM walk for 10003 steps (1 resets) in 5 ms. (1667 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[153] Max Struct:[5003]
[2024-05-24 00:36:08] [INFO ] Invariant cache hit.
[2024-05-24 00:36:08] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-24 00:36:08] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:36:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:08] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:36:08] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:36:08] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:36:08] [INFO ] [Nat]Added 9 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:36:08] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:36:08] [INFO ] Added : 34 causal constraints over 8 iterations in 44 ms. Result :sat
Minimization took 189 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[153] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 5 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.0 ms
Discarding 40 places :
Also discarding 64 output transitions
Drop transitions (Output transitions of discarded places.) removed 64 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /45 variables (removed 40) and now considering 8/72 (removed 64) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 00:36:15] [INFO ] Computed 1 invariants in 0 ms
[2024-05-24 00:36:15] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 116ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 116ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 118 ms. Remains : 5/45 places, 8/72 transitions.
[2024-05-24 00:36:15] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5001] Max Struct:[5003]
RANDOM walk for 1001452 steps (2 resets) in 107 ms. (9272 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 152 ms. (6535 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001] Max Struct:[5003]
[2024-05-24 00:36:15] [INFO ] Invariant cache hit.
[2024-05-24 00:36:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:36:15] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:36:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:36:15] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-24 00:36:15] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:15] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-24 00:36:15] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-24 00:36:15] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-24 00:36:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 20 ms
[2024-05-24 00:36:15] [INFO ] Added : 5 causal constraints over 2 iterations in 26 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:16] [INFO ] Invariant cache hit.
[2024-05-24 00:36:16] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-24 00:36:16] [INFO ] Invariant cache hit.
[2024-05-24 00:36:16] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:16] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2024-05-24 00:36:16] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:16] [INFO ] Invariant cache hit.
[2024-05-24 00:36:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 46645 steps (7 resets) in 15 ms. (2915 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1299039 steps, run timeout after 3001 ms. (steps per millisecond=432 ) properties seen :0 out of 2
Probabilistic random walk after 1299039 steps, saw 552130 distinct states, run finished after 3001 ms. (steps per millisecond=432 ) properties seen :0
[2024-05-24 00:36:19] [INFO ] Invariant cache hit.
[2024-05-24 00:36:19] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-24 00:36:19] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 81ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 269 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:19] [INFO ] Invariant cache hit.
[2024-05-24 00:36:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 113ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 44319 steps (7 resets) in 12 ms. (3409 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4112074 steps, run timeout after 3001 ms. (steps per millisecond=1370 ) properties seen :0 out of 1
Probabilistic random walk after 4112074 steps, saw 1551175 distinct states, run finished after 3001 ms. (steps per millisecond=1370 ) properties seen :0
[2024-05-24 00:36:23] [INFO ] Invariant cache hit.
[2024-05-24 00:36:23] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 66ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 268 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:23] [INFO ] Invariant cache hit.
[2024-05-24 00:36:23] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-24 00:36:23] [INFO ] Invariant cache hit.
[2024-05-24 00:36:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:23] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2024-05-24 00:36:23] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:23] [INFO ] Invariant cache hit.
[2024-05-24 00:36:23] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 112ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 112ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[5001] Max Struct:[5003]
Ending property specific reduction for JoinFreeModules-PT-5000-UpperBounds-03 in 14843 ms.
Starting property specific reduction for JoinFreeModules-PT-5000-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[5003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[5003]
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:36:23] [INFO ] Computed 9 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[5003]
RANDOM walk for 12505 steps (2 resets) in 10 ms. (1136 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[168] Max Struct:[5003]
[2024-05-24 00:36:23] [INFO ] Invariant cache hit.
[2024-05-24 00:36:23] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:36:23] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:36:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:23] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:36:23] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-05-24 00:36:23] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:36:23] [INFO ] [Nat]Added 9 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:36:23] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:36:23] [INFO ] Added : 36 causal constraints over 10 iterations in 57 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[168] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 5 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.0 ms
Discarding 40 places :
Also discarding 64 output transitions
Drop transitions (Output transitions of discarded places.) removed 64 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /45 variables (removed 40) and now considering 8/72 (removed 64) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 00:36:28] [INFO ] Computed 1 invariants in 1 ms
[2024-05-24 00:36:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 5/45 places, 8/72 transitions.
[2024-05-24 00:36:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5001] Max Struct:[5003]
RANDOM walk for 1000688 steps (2 resets) in 104 ms. (9530 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 217 ms. (4587 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001] Max Struct:[5003]
[2024-05-24 00:36:28] [INFO ] Invariant cache hit.
[2024-05-24 00:36:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:36:28] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-24 00:36:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:36:28] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:36:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:28] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-24 00:36:28] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-24 00:36:28] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:29] [INFO ] Invariant cache hit.
[2024-05-24 00:36:29] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-24 00:36:29] [INFO ] Invariant cache hit.
[2024-05-24 00:36:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:29] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-24 00:36:29] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:29] [INFO ] Invariant cache hit.
[2024-05-24 00:36:29] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 91ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 136 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 44106 steps (7 resets) in 49 ms. (882 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1239613 steps, run timeout after 3001 ms. (steps per millisecond=413 ) properties seen :0 out of 2
Probabilistic random walk after 1239613 steps, saw 529803 distinct states, run finished after 3001 ms. (steps per millisecond=413 ) properties seen :0
[2024-05-24 00:36:32] [INFO ] Invariant cache hit.
[2024-05-24 00:36:32] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-24 00:36:32] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 81ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 217 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:32] [INFO ] Invariant cache hit.
[2024-05-24 00:36:32] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 108ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 46526 steps (8 resets) in 30 ms. (1500 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4204887 steps, run timeout after 3001 ms. (steps per millisecond=1401 ) properties seen :0 out of 1
Probabilistic random walk after 4204887 steps, saw 1582413 distinct states, run finished after 3001 ms. (steps per millisecond=1401 ) properties seen :0
[2024-05-24 00:36:35] [INFO ] Invariant cache hit.
[2024-05-24 00:36:35] [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, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 51ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 217 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:36] [INFO ] Invariant cache hit.
[2024-05-24 00:36:36] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-24 00:36:36] [INFO ] Invariant cache hit.
[2024-05-24 00:36:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:36] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2024-05-24 00:36:36] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:36] [INFO ] Invariant cache hit.
[2024-05-24 00:36:36] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[5001] Max Struct:[5003]
Ending property specific reduction for JoinFreeModules-PT-5000-UpperBounds-05 in 12660 ms.
Starting property specific reduction for JoinFreeModules-PT-5000-UpperBounds-06
Current structural bounds on expressions (Initially) : Max Seen:[5000] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[5000] Max Struct:[5003]
Current structural bounds on expressions (Before main loop) : Max Seen:[5000] Max Struct:[5003]
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:36:36] [INFO ] Computed 9 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5000] Max Struct:[5003]
RANDOM walk for 10004 steps (1 resets) in 5 ms. (1667 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5000] Max Struct:[5003]
[2024-05-24 00:36:36] [INFO ] Invariant cache hit.
[2024-05-24 00:36:36] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:36:36] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:36:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:36] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:36:36] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:36:36] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:36:36] [INFO ] [Nat]Added 9 Read/Feed constraints in 72 ms returned sat
[2024-05-24 00:36:36] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:36:36] [INFO ] Added : 33 causal constraints over 9 iterations in 131 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5000] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5000] Max Struct:[5003]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 5 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.0 ms
Discarding 40 places :
Also discarding 64 output transitions
Drop transitions (Output transitions of discarded places.) removed 64 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /45 variables (removed 40) and now considering 8/72 (removed 64) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 00:36:40] [INFO ] Computed 1 invariants in 0 ms
[2024-05-24 00:36:40] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 109ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 110 ms. Remains : 5/45 places, 8/72 transitions.
[2024-05-24 00:36:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5000] Max Struct:[5003]
RANDOM walk for 1001641 steps (2 resets) in 109 ms. (9105 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 152 ms. (6535 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5000] Max Struct:[5003]
[2024-05-24 00:36:41] [INFO ] Invariant cache hit.
[2024-05-24 00:36:41] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:36:41] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-24 00:36:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:41] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-24 00:36:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 00:36:41] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:36:41] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:36:41] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-24 00:36:41] [INFO ] Added : 5 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5000] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5000] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:41] [INFO ] Invariant cache hit.
[2024-05-24 00:36:41] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-24 00:36:41] [INFO ] Invariant cache hit.
[2024-05-24 00:36:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:41] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2024-05-24 00:36:41] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:41] [INFO ] Invariant cache hit.
[2024-05-24 00:36:41] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 109ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 110ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 46647 steps (8 resets) in 17 ms. (2591 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1280801 steps, run timeout after 3001 ms. (steps per millisecond=426 ) properties seen :0 out of 2
Probabilistic random walk after 1280801 steps, saw 545577 distinct states, run finished after 3001 ms. (steps per millisecond=426 ) properties seen :0
[2024-05-24 00:36:44] [INFO ] Invariant cache hit.
[2024-05-24 00:36:44] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-24 00:36:44] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 77ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:44] [INFO ] Invariant cache hit.
[2024-05-24 00:36:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 45403 steps (8 resets) in 14 ms. (3026 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4319865 steps, run timeout after 3001 ms. (steps per millisecond=1439 ) properties seen :0 out of 1
Probabilistic random walk after 4319865 steps, saw 1622339 distinct states, run finished after 3001 ms. (steps per millisecond=1439 ) properties seen :0
[2024-05-24 00:36:47] [INFO ] Invariant cache hit.
[2024-05-24 00:36:47] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 52ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:47] [INFO ] Invariant cache hit.
[2024-05-24 00:36:47] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-24 00:36:47] [INFO ] Invariant cache hit.
[2024-05-24 00:36:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:47] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2024-05-24 00:36:47] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:47] [INFO ] Invariant cache hit.
[2024-05-24 00:36:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[5000] Max Struct:[5003]
Ending property specific reduction for JoinFreeModules-PT-5000-UpperBounds-06 in 11621 ms.
Starting property specific reduction for JoinFreeModules-PT-5000-UpperBounds-07
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:[5003]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[5003]
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:36:47] [INFO ] Computed 9 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5003]
RANDOM walk for 12505 steps (2 resets) in 10 ms. (1136 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[153] Max Struct:[5003]
[2024-05-24 00:36:47] [INFO ] Invariant cache hit.
[2024-05-24 00:36:47] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:36:47] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:36:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:47] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:36:47] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2024-05-24 00:36:47] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:36:47] [INFO ] [Nat]Added 9 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:36:47] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:36:48] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-24 00:36:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2024-05-24 00:36:48] [INFO ] Added : 40 causal constraints over 10 iterations in 372 ms. Result :sat
Minimization took 199 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[153] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 5 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.1 ms
Discarding 40 places :
Also discarding 64 output transitions
Drop transitions (Output transitions of discarded places.) removed 64 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /45 variables (removed 40) and now considering 8/72 (removed 64) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 00:36:54] [INFO ] Computed 1 invariants in 0 ms
[2024-05-24 00:36:54] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 108ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 5/45 places, 8/72 transitions.
[2024-05-24 00:36:54] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5001] Max Struct:[5003]
RANDOM walk for 1000062 steps (2 resets) in 105 ms. (9434 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 184 ms. (5405 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001] Max Struct:[5003]
[2024-05-24 00:36:55] [INFO ] Invariant cache hit.
[2024-05-24 00:36:55] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:36:55] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:36:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:36:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 00:36:55] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:36:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:55] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:36:55] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-24 00:36:55] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 1 ms to minimize.
[2024-05-24 00:36:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 15 ms
[2024-05-24 00:36:55] [INFO ] Added : 5 causal constraints over 2 iterations in 21 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:36:55] [INFO ] Invariant cache hit.
[2024-05-24 00:36:55] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-24 00:36:55] [INFO ] Invariant cache hit.
[2024-05-24 00:36:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:36:55] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-24 00:36:55] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:55] [INFO ] Invariant cache hit.
[2024-05-24 00:36:55] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 89ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 43480 steps (6 resets) in 14 ms. (2898 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 18 ms. (2105 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1302130 steps, run timeout after 3001 ms. (steps per millisecond=433 ) properties seen :0 out of 2
Probabilistic random walk after 1302130 steps, saw 553266 distinct states, run finished after 3001 ms. (steps per millisecond=433 ) properties seen :0
[2024-05-24 00:36:58] [INFO ] Invariant cache hit.
[2024-05-24 00:36:58] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-24 00:36:58] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 82ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 263 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-24 00:36:59] [INFO ] Invariant cache hit.
[2024-05-24 00:36:59] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 42650 steps (8 resets) in 16 ms. (2508 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4393889 steps, run timeout after 3001 ms. (steps per millisecond=1464 ) properties seen :0 out of 1
Probabilistic random walk after 4393889 steps, saw 1648215 distinct states, run finished after 3001 ms. (steps per millisecond=1464 ) properties seen :0
[2024-05-24 00:37:02] [INFO ] Invariant cache hit.
[2024-05-24 00:37:02] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 64ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 266 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:37:02] [INFO ] Invariant cache hit.
[2024-05-24 00:37:02] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-24 00:37:02] [INFO ] Invariant cache hit.
[2024-05-24 00:37:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:02] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2024-05-24 00:37:02] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:37:02] [INFO ] Invariant cache hit.
[2024-05-24 00:37:02] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 112ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[5001] Max Struct:[5003]
Ending property specific reduction for JoinFreeModules-PT-5000-UpperBounds-07 in 15006 ms.
Starting property specific reduction for JoinFreeModules-PT-5000-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[5000] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[5000] Max Struct:[5003]
Current structural bounds on expressions (Before main loop) : Max Seen:[5000] Max Struct:[5003]
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:37:02] [INFO ] Computed 9 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5000] Max Struct:[5003]
RANDOM walk for 12505 steps (2 resets) in 12 ms. (961 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5000] Max Struct:[5003]
[2024-05-24 00:37:02] [INFO ] Invariant cache hit.
[2024-05-24 00:37:02] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:37:02] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:37:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:37:02] [INFO ] [Nat]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-24 00:37:02] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:37:02] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:37:03] [INFO ] [Nat]Added 9 Read/Feed constraints in 110 ms returned sat
[2024-05-24 00:37:03] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 00:37:03] [INFO ] Added : 38 causal constraints over 9 iterations in 53 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5000] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5000] Max Struct:[5003]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 5 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.0 ms
Discarding 40 places :
Also discarding 64 output transitions
Drop transitions (Output transitions of discarded places.) removed 64 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /45 variables (removed 40) and now considering 8/72 (removed 64) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 00:37:07] [INFO ] Computed 1 invariants in 0 ms
[2024-05-24 00:37:07] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 65 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 115ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 116 ms. Remains : 5/45 places, 8/72 transitions.
[2024-05-24 00:37:07] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5000] Max Struct:[5003]
RANDOM walk for 1000332 steps (2 resets) in 107 ms. (9262 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 149 ms. (6666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5000] Max Struct:[5003]
[2024-05-24 00:37:07] [INFO ] Invariant cache hit.
[2024-05-24 00:37:07] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:37:07] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-24 00:37:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:07] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-24 00:37:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:37:07] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:37:07] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2024-05-24 00:37:07] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:37:07] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-24 00:37:07] [INFO ] Added : 5 causal constraints over 2 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5000] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5000] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:37:07] [INFO ] Invariant cache hit.
[2024-05-24 00:37:07] [INFO ] Implicit Places using invariants in 15 ms returned []
[2024-05-24 00:37:07] [INFO ] Invariant cache hit.
[2024-05-24 00:37:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:07] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
[2024-05-24 00:37:07] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:37:07] [INFO ] Invariant cache hit.
[2024-05-24 00:37:07] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 112ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 113ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 46149 steps (7 resets) in 12 ms. (3549 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 13 ms. (2857 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1291590 steps, run timeout after 3001 ms. (steps per millisecond=430 ) properties seen :0 out of 2
Probabilistic random walk after 1291590 steps, saw 549383 distinct states, run finished after 3001 ms. (steps per millisecond=430 ) properties seen :0
[2024-05-24 00:37:10] [INFO ] Invariant cache hit.
[2024-05-24 00:37:10] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-24 00:37:10] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 88ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 9 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-24 00:37:11] [INFO ] Invariant cache hit.
[2024-05-24 00:37:11] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 181ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 181ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 183 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 45856 steps (7 resets) in 12 ms. (3527 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4282517 steps, run timeout after 3001 ms. (steps per millisecond=1427 ) properties seen :0 out of 1
Probabilistic random walk after 4282517 steps, saw 1609642 distinct states, run finished after 3001 ms. (steps per millisecond=1427 ) properties seen :0
[2024-05-24 00:37:14] [INFO ] Invariant cache hit.
[2024-05-24 00:37:14] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 29 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 70ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:37:14] [INFO ] Invariant cache hit.
[2024-05-24 00:37:14] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-24 00:37:14] [INFO ] Invariant cache hit.
[2024-05-24 00:37:14] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:14] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2024-05-24 00:37:14] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:37:14] [INFO ] Invariant cache hit.
[2024-05-24 00:37:14] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 109ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 111ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[5000] Max Struct:[5003]
Ending property specific reduction for JoinFreeModules-PT-5000-UpperBounds-13 in 11581 ms.
Starting property specific reduction for JoinFreeModules-PT-5000-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[5003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[5003]
// Phase 1: matrix 72 rows 45 cols
[2024-05-24 00:37:14] [INFO ] Computed 9 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[5003]
RANDOM walk for 10003 steps (1 resets) in 8 ms. (1111 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[168] Max Struct:[5003]
[2024-05-24 00:37:14] [INFO ] Invariant cache hit.
[2024-05-24 00:37:14] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-24 00:37:14] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:37:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:37:14] [INFO ] [Nat]Absence check using 9 positive place invariants in 1 ms returned sat
[2024-05-24 00:37:14] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2024-05-24 00:37:14] [INFO ] State equation strengthened by 9 read => feed constraints.
[2024-05-24 00:37:14] [INFO ] [Nat]Added 9 Read/Feed constraints in 2 ms returned sat
[2024-05-24 00:37:14] [INFO ] Computed and/alt/rep : 54/135/54 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 00:37:14] [INFO ] Added : 34 causal constraints over 8 iterations in 49 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[168] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4999] Max Struct:[5003]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 72/72 transitions.
Graph (complete) has 108 edges and 45 vertex of which 5 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.0 ms
Discarding 40 places :
Also discarding 64 output transitions
Drop transitions (Output transitions of discarded places.) removed 64 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /45 variables (removed 40) and now considering 8/72 (removed 64) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 00:37:19] [INFO ] Computed 1 invariants in 1 ms
[2024-05-24 00:37:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 5/45 places, 8/72 transitions.
[2024-05-24 00:37:19] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[4999] Max Struct:[5003]
RANDOM walk for 1000849 steps (2 resets) in 106 ms. (9353 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 151 ms. (6578 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001] Max Struct:[5003]
[2024-05-24 00:37:19] [INFO ] Invariant cache hit.
[2024-05-24 00:37:19] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 00:37:19] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-24 00:37:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:37:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 00:37:19] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:37:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:19] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-24 00:37:19] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-24 00:37:19] [INFO ] Added : 6 causal constraints over 3 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:37:20] [INFO ] Invariant cache hit.
[2024-05-24 00:37:20] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-24 00:37:20] [INFO ] Invariant cache hit.
[2024-05-24 00:37:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:20] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-24 00:37:20] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:37:20] [INFO ] Invariant cache hit.
[2024-05-24 00:37:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 111ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 5/5 places, 8/8 transitions.
[2024-05-24 00:37:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5001] Max Struct:[5003]
RANDOM walk for 1002207 steps (2 resets) in 103 ms. (9636 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 150 ms. (6622 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5001] Max Struct:[5003]
[2024-05-24 00:37:20] [INFO ] Invariant cache hit.
[2024-05-24 00:37:20] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 00:37:20] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-24 00:37:20] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 00:37:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 00:37:20] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-24 00:37:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:20] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-24 00:37:20] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2024-05-24 00:37:20] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5001] Max Struct:[5003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5001] Max Struct:[5003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:37:20] [INFO ] Invariant cache hit.
[2024-05-24 00:37:20] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-24 00:37:20] [INFO ] Invariant cache hit.
[2024-05-24 00:37:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:20] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2024-05-24 00:37:20] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:37:20] [INFO ] Invariant cache hit.
[2024-05-24 00:37:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 45108 steps (7 resets) in 14 ms. (3007 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20 ms. (1904 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1291095 steps, run timeout after 3001 ms. (steps per millisecond=430 ) properties seen :0 out of 2
Probabilistic random walk after 1291095 steps, saw 549242 distinct states, run finished after 3001 ms. (steps per millisecond=430 ) properties seen :0
[2024-05-24 00:37:23] [INFO ] Invariant cache hit.
[2024-05-24 00:37:23] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-24 00:37:23] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 74ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 208 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-24 00:37:24] [INFO ] Invariant cache hit.
[2024-05-24 00:37:24] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 112ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 112ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 42477 steps (6 resets) in 11 ms. (3539 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4102565 steps, run timeout after 3001 ms. (steps per millisecond=1367 ) properties seen :0 out of 1
Probabilistic random walk after 4102565 steps, saw 1547937 distinct states, run finished after 3001 ms. (steps per millisecond=1367 ) properties seen :0
[2024-05-24 00:37:27] [INFO ] Invariant cache hit.
[2024-05-24 00:37:27] [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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 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) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 210 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2024-05-24 00:37:27] [INFO ] Invariant cache hit.
[2024-05-24 00:37:27] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-24 00:37:27] [INFO ] Invariant cache hit.
[2024-05-24 00:37:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 00:37:27] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2024-05-24 00:37:27] [INFO ] Redundant transitions in 1 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-24 00:37:27] [INFO ] Invariant cache hit.
[2024-05-24 00:37:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 108ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 160 ms. Remains : 5/5 places, 8/8 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[5001] Max Struct:[5003]
Ending property specific reduction for JoinFreeModules-PT-5000-UpperBounds-14 in 13283 ms.
[2024-05-24 00:37:27] [INFO ] Flatten gal took : 24 ms
[2024-05-24 00:37:27] [INFO ] Export to MCC of 8 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-05-24 00:37:27] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 45 places, 72 transitions and 189 arcs took 3 ms.
Total runtime 1161440 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running JoinFreeModules-PT-5000

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/418/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 45
TRANSITIONS: 72
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.001s, Sys 0.000s]

SAVING FILE /home/mcc/execution/418/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]

----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1971
MODEL NAME: /home/mcc/execution/418/model
45 places, 72 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.

BK_TIME_CONFINEMENT_REACHED

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

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="JoinFreeModules-PT-5000"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is JoinFreeModules-PT-5000, 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 r223-tall-171649610700093"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-5000.tgz
mv JoinFreeModules-PT-5000 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 ;