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.r496-tall-171640603000273.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is FunctionPointer-PT-c002, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r496-tall-171640603000273
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 54K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 119K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:26 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 4.2M 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 booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-00
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-01
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-02
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-03
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-04
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-05
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-06
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-07
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-08
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-09
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-10
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2024-11
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2023-12
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2023-13
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2023-14
FORMULA_NAME FunctionPointer-PT-c002-CTLCardinality-2023-15

=== Now, execution of the tool begins

BK_START 1717190184070

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c002
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 21:16:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-31 21:16:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 21:16:25] [INFO ] Load time of PNML (sax parser for PT used): 397 ms
[2024-05-31 21:16:25] [INFO ] Transformed 2826 places.
[2024-05-31 21:16:25] [INFO ] Transformed 8960 transitions.
[2024-05-31 21:16:25] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 555 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 15 ms.
Deduced a syphon composed of 1198 places in 46 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c002-CTLCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 48 out of 1628 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 1611 transition count 5962
Discarding 292 places :
Symmetric choice reduction at 1 with 292 rule applications. Total rules 309 place count 1319 transition count 3728
Iterating global reduction 1 with 292 rules applied. Total rules applied 601 place count 1319 transition count 3728
Ensure Unique test removed 370 transitions
Reduce isomorphic transitions removed 370 transitions.
Iterating post reduction 1 with 370 rules applied. Total rules applied 971 place count 1319 transition count 3358
Discarding 143 places :
Symmetric choice reduction at 2 with 143 rule applications. Total rules 1114 place count 1176 transition count 3072
Iterating global reduction 2 with 143 rules applied. Total rules applied 1257 place count 1176 transition count 3072
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 2 with 68 rules applied. Total rules applied 1325 place count 1176 transition count 3004
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1338 place count 1163 transition count 2978
Iterating global reduction 3 with 13 rules applied. Total rules applied 1351 place count 1163 transition count 2978
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1364 place count 1150 transition count 2952
Iterating global reduction 3 with 13 rules applied. Total rules applied 1377 place count 1150 transition count 2952
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1389 place count 1138 transition count 2928
Iterating global reduction 3 with 12 rules applied. Total rules applied 1401 place count 1138 transition count 2928
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1413 place count 1126 transition count 2904
Iterating global reduction 3 with 12 rules applied. Total rules applied 1425 place count 1126 transition count 2904
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1436 place count 1115 transition count 2882
Iterating global reduction 3 with 11 rules applied. Total rules applied 1447 place count 1115 transition count 2882
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 1456 place count 1106 transition count 2864
Iterating global reduction 3 with 9 rules applied. Total rules applied 1465 place count 1106 transition count 2864
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 1473 place count 1098 transition count 2848
Iterating global reduction 3 with 8 rules applied. Total rules applied 1481 place count 1098 transition count 2848
Discarding 27 places :
Symmetric choice reduction at 3 with 27 rule applications. Total rules 1508 place count 1071 transition count 2748
Iterating global reduction 3 with 27 rules applied. Total rules applied 1535 place count 1071 transition count 2748
Discarding 34 places :
Symmetric choice reduction at 3 with 34 rule applications. Total rules 1569 place count 1037 transition count 2612
Iterating global reduction 3 with 34 rules applied. Total rules applied 1603 place count 1037 transition count 2612
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 1635 place count 1005 transition count 2524
Iterating global reduction 3 with 32 rules applied. Total rules applied 1667 place count 1005 transition count 2524
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 1699 place count 973 transition count 2460
Iterating global reduction 3 with 32 rules applied. Total rules applied 1731 place count 973 transition count 2460
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 1763 place count 941 transition count 2396
Iterating global reduction 3 with 32 rules applied. Total rules applied 1795 place count 941 transition count 2396
Discarding 31 places :
Symmetric choice reduction at 3 with 31 rule applications. Total rules 1826 place count 910 transition count 2334
Iterating global reduction 3 with 31 rules applied. Total rules applied 1857 place count 910 transition count 2334
Discarding 30 places :
Symmetric choice reduction at 3 with 30 rule applications. Total rules 1887 place count 880 transition count 2274
Iterating global reduction 3 with 30 rules applied. Total rules applied 1917 place count 880 transition count 2274
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1928 place count 869 transition count 2252
Iterating global reduction 3 with 11 rules applied. Total rules applied 1939 place count 869 transition count 2252
Applied a total of 1939 rules in 1375 ms. Remains 869 /1628 variables (removed 759) and now considering 2252/5962 (removed 3710) transitions.
[2024-05-31 21:16:27] [INFO ] Flow matrix only has 1523 transitions (discarded 729 similar events)
// Phase 1: matrix 1523 rows 869 cols
[2024-05-31 21:16:27] [INFO ] Computed 2 invariants in 48 ms
[2024-05-31 21:16:28] [INFO ] Implicit Places using invariants in 846 ms returned []
[2024-05-31 21:16:28] [INFO ] Flow matrix only has 1523 transitions (discarded 729 similar events)
[2024-05-31 21:16:28] [INFO ] Invariant cache hit.
[2024-05-31 21:16:28] [INFO ] State equation strengthened by 362 read => feed constraints.
[2024-05-31 21:16:30] [INFO ] Implicit Places using invariants and state equation in 2577 ms returned []
Implicit Place search using SMT with State Equation took 3455 ms to find 0 implicit places.
Running 2250 sub problems to find dead transitions.
[2024-05-31 21:16:30] [INFO ] Flow matrix only has 1523 transitions (discarded 729 similar events)
[2024-05-31 21:16:30] [INFO ] Invariant cache hit.
[2024-05-31 21:16:30] [INFO ] State equation strengthened by 362 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/869 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/869 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 869/2392 variables, and 2 constraints, problems are : Problem set: 0 solved, 2250 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/869 constraints, ReadFeed: 0/362 constraints, PredecessorRefiner: 2250/2250 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/869 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/869 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 869/2392 variables, and 2 constraints, problems are : Problem set: 0 solved, 2250 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/869 constraints, ReadFeed: 0/362 constraints, PredecessorRefiner: 0/2250 constraints, Known Traps: 0/0 constraints]
After SMT, in 71615ms problems are : Problem set: 0 solved, 2250 unsolved
Search for dead transitions found 0 dead transitions in 71657ms
Starting structural reductions in LTL mode, iteration 1 : 869/1628 places, 2252/5962 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 76525 ms. Remains : 869/1628 places, 2252/5962 transitions.
Support contains 48 out of 869 places after structural reductions.
[2024-05-31 21:17:42] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2024-05-31 21:17:42] [INFO ] Flatten gal took : 158 ms
FORMULA FunctionPointer-PT-c002-CTLCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c002-CTLCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-31 21:17:42] [INFO ] Flatten gal took : 109 ms
[2024-05-31 21:17:43] [INFO ] Input system was already deterministic with 2252 transitions.
Support contains 42 out of 869 places (down from 48) after GAL structural reductions.
FORMULA FunctionPointer-PT-c002-CTLCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c002-CTLCardinality-2023-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40003 steps (8 resets) in 2657 ms. (15 steps per ms) remains 23/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 20/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 43 ms. (90 steps per ms) remains 16/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 15/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 14/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 12/14 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 10/12 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 9/10 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 9/9 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 8/9 properties
[2024-05-31 21:17:44] [INFO ] Flow matrix only has 1523 transitions (discarded 729 similar events)
[2024-05-31 21:17:44] [INFO ] Invariant cache hit.
[2024-05-31 21:17:44] [INFO ] State equation strengthened by 362 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 380/391 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 660/1051 variables, 391/392 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1051 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 453/1504 variables, 22/414 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1504 variables, 261/675 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1504 variables, 0/675 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 720/2224 variables, 315/990 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2224 variables, 1/991 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2224 variables, 101/1092 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2224 variables, 0/1092 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (OVERLAPS) 162/2386 variables, 137/1229 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2386 variables, 0/1229 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (OVERLAPS) 6/2392 variables, 4/1233 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2392 variables, 0/1233 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (OVERLAPS) 0/2392 variables, 0/1233 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2392/2392 variables, and 1233 constraints, problems are : Problem set: 0 solved, 8 unsolved in 1881 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 869/869 constraints, ReadFeed: 362/362 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) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AtomicPropp4 is UNSAT
At refinement iteration 1 (OVERLAPS) 380/391 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/391 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 660/1051 variables, 391/392 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1051 variables, 0/392 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 453/1504 variables, 22/414 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1504 variables, 261/675 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1504 variables, 7/682 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1504 variables, 0/682 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 720/2224 variables, 315/997 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2224 variables, 1/998 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2224 variables, 101/1099 constraints. Problems are: Problem set: 1 solved, 7 unsolved
[2024-05-31 21:17:47] [INFO ] Deduced a trap composed of 135 places in 220 ms of which 25 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/2224 variables, 1/1100 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2224 variables, 0/1100 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 162/2386 variables, 137/1237 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2386 variables, 0/1237 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 16 (OVERLAPS) 6/2392 variables, 4/1241 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2392 variables, 0/1241 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 0/2392 variables, 0/1241 constraints. Problems are: Problem set: 1 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2392/2392 variables, and 1241 constraints, problems are : Problem set: 1 solved, 7 unsolved in 2795 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 869/869 constraints, ReadFeed: 362/362 constraints, PredecessorRefiner: 7/8 constraints, Known Traps: 1/1 constraints]
After SMT, in 4717ms problems are : Problem set: 1 solved, 7 unsolved
Fused 7 Parikh solutions to 3 different solutions.
Parikh walk visited 3 properties in 787 ms.
Support contains 5 out of 869 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Graph (complete) has 3640 edges and 869 vertex of which 680 are kept as prefixes of interest. Removing 189 places using SCC suffix rule.7 ms
Discarding 189 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 378 transitions
Reduce isomorphic transitions removed 378 transitions.
Iterating post reduction 0 with 378 rules applied. Total rules applied 379 place count 680 transition count 1874
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 404 place count 655 transition count 1812
Iterating global reduction 1 with 25 rules applied. Total rules applied 429 place count 655 transition count 1812
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 443 place count 655 transition count 1798
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 465 place count 633 transition count 1740
Iterating global reduction 2 with 22 rules applied. Total rules applied 487 place count 633 transition count 1740
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 495 place count 633 transition count 1732
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 515 place count 613 transition count 1678
Iterating global reduction 3 with 20 rules applied. Total rules applied 535 place count 613 transition count 1678
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 559 place count 589 transition count 1612
Iterating global reduction 3 with 24 rules applied. Total rules applied 583 place count 589 transition count 1612
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 609 place count 563 transition count 1540
Iterating global reduction 3 with 26 rules applied. Total rules applied 635 place count 563 transition count 1540
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 661 place count 537 transition count 1478
Iterating global reduction 3 with 26 rules applied. Total rules applied 687 place count 537 transition count 1478
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 711 place count 513 transition count 1422
Iterating global reduction 3 with 24 rules applied. Total rules applied 735 place count 513 transition count 1422
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 757 place count 491 transition count 1374
Iterating global reduction 3 with 22 rules applied. Total rules applied 779 place count 491 transition count 1374
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 796 place count 474 transition count 1338
Iterating global reduction 3 with 17 rules applied. Total rules applied 813 place count 474 transition count 1338
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 828 place count 459 transition count 1306
Iterating global reduction 3 with 15 rules applied. Total rules applied 843 place count 459 transition count 1306
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 851 place count 451 transition count 1290
Iterating global reduction 3 with 8 rules applied. Total rules applied 859 place count 451 transition count 1290
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 864 place count 446 transition count 1280
Iterating global reduction 3 with 5 rules applied. Total rules applied 869 place count 446 transition count 1280
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 872 place count 443 transition count 1274
Iterating global reduction 3 with 3 rules applied. Total rules applied 875 place count 443 transition count 1274
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 876 place count 442 transition count 1272
Iterating global reduction 3 with 1 rules applied. Total rules applied 877 place count 442 transition count 1272
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 878 place count 441 transition count 1270
Iterating global reduction 3 with 1 rules applied. Total rules applied 879 place count 441 transition count 1270
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 3 with 8 rules applied. Total rules applied 887 place count 441 transition count 1262
Applied a total of 887 rules in 464 ms. Remains 441 /869 variables (removed 428) and now considering 1262/2252 (removed 990) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 464 ms. Remains : 441/869 places, 1262/2252 transitions.
RANDOM walk for 40000 steps (8 resets) in 212 ms. (187 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 80 ms. (493 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 83 ms. (476 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 98 ms. (404 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 3/4 properties
[2024-05-31 21:17:50] [INFO ] Flow matrix only has 721 transitions (discarded 541 similar events)
// Phase 1: matrix 721 rows 441 cols
[2024-05-31 21:17:50] [INFO ] Computed 2 invariants in 4 ms
[2024-05-31 21:17:50] [INFO ] State equation strengthened by 84 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/387 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 648/1035 variables, 387/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1035 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 53/1088 variables, 10/398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1088 variables, 77/475 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1088 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 58/1146 variables, 32/507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1146 variables, 1/508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1146 variables, 7/515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1146 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 15/1161 variables, 11/526 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1161 variables, 0/526 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 1/1162 variables, 1/527 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1162 variables, 0/527 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 0/1162 variables, 0/527 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1162/1162 variables, and 527 constraints, problems are : Problem set: 0 solved, 3 unsolved in 492 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 441/441 constraints, ReadFeed: 84/84 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/387 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 648/1035 variables, 387/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1035 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 53/1088 variables, 10/398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1088 variables, 77/475 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1088 variables, 3/478 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1088 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 58/1146 variables, 32/510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1146 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1146 variables, 7/518 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1146 variables, 0/518 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 15/1161 variables, 11/529 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-31 21:17:51] [INFO ] Deduced a trap composed of 135 places in 173 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/1161 variables, 1/530 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1161 variables, 0/530 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 1/1162 variables, 1/531 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1162 variables, 0/531 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 0/1162 variables, 0/531 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1162/1162 variables, and 531 constraints, problems are : Problem set: 0 solved, 3 unsolved in 957 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 441/441 constraints, ReadFeed: 84/84 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints]
After SMT, in 1471ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4 out of 441 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 441/441 places, 1262/1262 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 440 transition count 1260
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 440 transition count 1260
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 439 transition count 1258
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 439 transition count 1258
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 438 transition count 1254
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 438 transition count 1254
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 437 transition count 1252
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 437 transition count 1252
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 436 transition count 1250
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 436 transition count 1250
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 435 transition count 1248
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 435 transition count 1248
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 434 transition count 1246
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 434 transition count 1246
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 433 transition count 1244
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 433 transition count 1244
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 432 transition count 1242
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 432 transition count 1242
Applied a total of 18 rules in 155 ms. Remains 432 /441 variables (removed 9) and now considering 1242/1262 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 432/441 places, 1242/1262 transitions.
RANDOM walk for 40000 steps (8 resets) in 182 ms. (218 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 50 ms. (784 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 103 ms. (384 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 95 ms. (416 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 284305 steps, run timeout after 3001 ms. (steps per millisecond=94 ) properties seen :0 out of 3
Probabilistic random walk after 284305 steps, saw 174345 distinct states, run finished after 3004 ms. (steps per millisecond=94 ) properties seen :0
[2024-05-31 21:17:55] [INFO ] Flow matrix only has 707 transitions (discarded 535 similar events)
// Phase 1: matrix 707 rows 432 cols
[2024-05-31 21:17:55] [INFO ] Computed 2 invariants in 4 ms
[2024-05-31 21:17:55] [INFO ] State equation strengthened by 81 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/387 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 648/1035 variables, 387/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1035 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 47/1082 variables, 10/398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1082 variables, 75/473 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1082 variables, 0/473 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 47/1129 variables, 27/500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1129 variables, 1/501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1129 variables, 6/507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1129 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 10/1139 variables, 8/515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1139 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/1139 variables, 0/515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1139/1139 variables, and 515 constraints, problems are : Problem set: 0 solved, 3 unsolved in 425 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 432/432 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 383/387 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 648/1035 variables, 387/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1035 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 47/1082 variables, 10/398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1082 variables, 75/473 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1082 variables, 3/476 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1082 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 47/1129 variables, 27/503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1129 variables, 1/504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1129 variables, 6/510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-31 21:17:56] [INFO ] Deduced a trap composed of 135 places in 169 ms of which 5 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/1129 variables, 1/511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1129 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 10/1139 variables, 8/519 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1139 variables, 0/519 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 0/1139 variables, 0/519 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1139/1139 variables, and 519 constraints, problems are : Problem set: 0 solved, 3 unsolved in 778 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 432/432 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints]
After SMT, in 1218ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 1 properties in 89 ms.
Support contains 3 out of 432 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 432/432 places, 1242/1242 transitions.
Applied a total of 0 rules in 49 ms. Remains 432 /432 variables (removed 0) and now considering 1242/1242 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 432/432 places, 1242/1242 transitions.
RANDOM walk for 40003 steps (8 resets) in 165 ms. (240 steps per ms) remains 0/2 properties
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
[2024-05-31 21:17:56] [INFO ] Flatten gal took : 75 ms
[2024-05-31 21:17:56] [INFO ] Flatten gal took : 70 ms
[2024-05-31 21:17:56] [INFO ] Input system was already deterministic with 2252 transitions.
Support contains 36 out of 869 places (down from 38) after GAL structural reductions.
Computed a total of 192 stabilizing places and 512 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 843 transition count 2184
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 843 transition count 2184
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 62 place count 843 transition count 2174
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 85 place count 820 transition count 2110
Iterating global reduction 1 with 23 rules applied. Total rules applied 108 place count 820 transition count 2110
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 112 place count 820 transition count 2106
Discarding 21 places :
Symmetric choice reduction at 2 with 21 rule applications. Total rules 133 place count 799 transition count 2044
Iterating global reduction 2 with 21 rules applied. Total rules applied 154 place count 799 transition count 2044
Discarding 23 places :
Symmetric choice reduction at 2 with 23 rule applications. Total rules 177 place count 776 transition count 1984
Iterating global reduction 2 with 23 rules applied. Total rules applied 200 place count 776 transition count 1984
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 226 place count 750 transition count 1916
Iterating global reduction 2 with 26 rules applied. Total rules applied 252 place count 750 transition count 1916
Discarding 25 places :
Symmetric choice reduction at 2 with 25 rule applications. Total rules 277 place count 725 transition count 1858
Iterating global reduction 2 with 25 rules applied. Total rules applied 302 place count 725 transition count 1858
Discarding 23 places :
Symmetric choice reduction at 2 with 23 rule applications. Total rules 325 place count 702 transition count 1808
Iterating global reduction 2 with 23 rules applied. Total rules applied 348 place count 702 transition count 1808
Discarding 21 places :
Symmetric choice reduction at 2 with 21 rule applications. Total rules 369 place count 681 transition count 1762
Iterating global reduction 2 with 21 rules applied. Total rules applied 390 place count 681 transition count 1762
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 406 place count 665 transition count 1724
Iterating global reduction 2 with 16 rules applied. Total rules applied 422 place count 665 transition count 1724
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 435 place count 652 transition count 1692
Iterating global reduction 2 with 13 rules applied. Total rules applied 448 place count 652 transition count 1692
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 457 place count 643 transition count 1674
Iterating global reduction 2 with 9 rules applied. Total rules applied 466 place count 643 transition count 1674
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 471 place count 638 transition count 1664
Iterating global reduction 2 with 5 rules applied. Total rules applied 476 place count 638 transition count 1664
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 481 place count 633 transition count 1654
Iterating global reduction 2 with 5 rules applied. Total rules applied 486 place count 633 transition count 1654
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 489 place count 630 transition count 1648
Iterating global reduction 2 with 3 rules applied. Total rules applied 492 place count 630 transition count 1648
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 495 place count 627 transition count 1642
Iterating global reduction 2 with 3 rules applied. Total rules applied 498 place count 627 transition count 1642
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 504 place count 627 transition count 1636
Applied a total of 504 rules in 621 ms. Remains 627 /869 variables (removed 242) and now considering 1636/2252 (removed 616) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 622 ms. Remains : 627/869 places, 1636/2252 transitions.
[2024-05-31 21:17:57] [INFO ] Flatten gal took : 41 ms
[2024-05-31 21:17:57] [INFO ] Flatten gal took : 44 ms
[2024-05-31 21:17:57] [INFO ] Input system was already deterministic with 1636 transitions.
Starting structural reductions in LTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 846 transition count 2190
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 846 transition count 2190
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 58 place count 846 transition count 2178
Discarding 20 places :
Symmetric choice reduction at 1 with 20 rule applications. Total rules 78 place count 826 transition count 2126
Iterating global reduction 1 with 20 rules applied. Total rules applied 98 place count 826 transition count 2126
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 102 place count 826 transition count 2122
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 120 place count 808 transition count 2072
Iterating global reduction 2 with 18 rules applied. Total rules applied 138 place count 808 transition count 2072
Discarding 20 places :
Symmetric choice reduction at 2 with 20 rule applications. Total rules 158 place count 788 transition count 2020
Iterating global reduction 2 with 20 rules applied. Total rules applied 178 place count 788 transition count 2020
Discarding 21 places :
Symmetric choice reduction at 2 with 21 rule applications. Total rules 199 place count 767 transition count 1966
Iterating global reduction 2 with 21 rules applied. Total rules applied 220 place count 767 transition count 1966
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 242 place count 745 transition count 1912
Iterating global reduction 2 with 22 rules applied. Total rules applied 264 place count 745 transition count 1912
Discarding 21 places :
Symmetric choice reduction at 2 with 21 rule applications. Total rules 285 place count 724 transition count 1858
Iterating global reduction 2 with 21 rules applied. Total rules applied 306 place count 724 transition count 1858
Discarding 20 places :
Symmetric choice reduction at 2 with 20 rule applications. Total rules 326 place count 704 transition count 1812
Iterating global reduction 2 with 20 rules applied. Total rules applied 346 place count 704 transition count 1812
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 361 place count 689 transition count 1780
Iterating global reduction 2 with 15 rules applied. Total rules applied 376 place count 689 transition count 1780
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 389 place count 676 transition count 1752
Iterating global reduction 2 with 13 rules applied. Total rules applied 402 place count 676 transition count 1752
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 411 place count 667 transition count 1734
Iterating global reduction 2 with 9 rules applied. Total rules applied 420 place count 667 transition count 1734
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 427 place count 660 transition count 1720
Iterating global reduction 2 with 7 rules applied. Total rules applied 434 place count 660 transition count 1720
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 438 place count 656 transition count 1712
Iterating global reduction 2 with 4 rules applied. Total rules applied 442 place count 656 transition count 1712
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 443 place count 655 transition count 1710
Iterating global reduction 2 with 1 rules applied. Total rules applied 444 place count 655 transition count 1710
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 445 place count 654 transition count 1708
Iterating global reduction 2 with 1 rules applied. Total rules applied 446 place count 654 transition count 1708
Applied a total of 446 rules in 296 ms. Remains 654 /869 variables (removed 215) and now considering 1708/2252 (removed 544) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 296 ms. Remains : 654/869 places, 1708/2252 transitions.
[2024-05-31 21:17:57] [INFO ] Flatten gal took : 38 ms
[2024-05-31 21:17:58] [INFO ] Flatten gal took : 41 ms
[2024-05-31 21:17:58] [INFO ] Input system was already deterministic with 1708 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 842 transition count 2182
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 842 transition count 2182
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 66 place count 842 transition count 2170
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 90 place count 818 transition count 2104
Iterating global reduction 1 with 24 rules applied. Total rules applied 114 place count 818 transition count 2104
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 118 place count 818 transition count 2100
Discarding 23 places :
Symmetric choice reduction at 2 with 23 rule applications. Total rules 141 place count 795 transition count 2034
Iterating global reduction 2 with 23 rules applied. Total rules applied 164 place count 795 transition count 2034
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 191 place count 768 transition count 1960
Iterating global reduction 2 with 27 rules applied. Total rules applied 218 place count 768 transition count 1960
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 247 place count 739 transition count 1882
Iterating global reduction 2 with 29 rules applied. Total rules applied 276 place count 739 transition count 1882
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 305 place count 710 transition count 1814
Iterating global reduction 2 with 29 rules applied. Total rules applied 334 place count 710 transition count 1814
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 361 place count 683 transition count 1752
Iterating global reduction 2 with 27 rules applied. Total rules applied 388 place count 683 transition count 1752
Discarding 25 places :
Symmetric choice reduction at 2 with 25 rule applications. Total rules 413 place count 658 transition count 1698
Iterating global reduction 2 with 25 rules applied. Total rules applied 438 place count 658 transition count 1698
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 456 place count 640 transition count 1660
Iterating global reduction 2 with 18 rules applied. Total rules applied 474 place count 640 transition count 1660
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 489 place count 625 transition count 1628
Iterating global reduction 2 with 15 rules applied. Total rules applied 504 place count 625 transition count 1628
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 512 place count 617 transition count 1612
Iterating global reduction 2 with 8 rules applied. Total rules applied 520 place count 617 transition count 1612
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 525 place count 612 transition count 1602
Iterating global reduction 2 with 5 rules applied. Total rules applied 530 place count 612 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 533 place count 609 transition count 1596
Iterating global reduction 2 with 3 rules applied. Total rules applied 536 place count 609 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 537 place count 608 transition count 1594
Iterating global reduction 2 with 1 rules applied. Total rules applied 538 place count 608 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 539 place count 607 transition count 1592
Iterating global reduction 2 with 1 rules applied. Total rules applied 540 place count 607 transition count 1592
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 542 place count 607 transition count 1590
Applied a total of 542 rules in 451 ms. Remains 607 /869 variables (removed 262) and now considering 1590/2252 (removed 662) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 451 ms. Remains : 607/869 places, 1590/2252 transitions.
[2024-05-31 21:17:58] [INFO ] Flatten gal took : 34 ms
[2024-05-31 21:17:58] [INFO ] Flatten gal took : 38 ms
[2024-05-31 21:17:58] [INFO ] Input system was already deterministic with 1590 transitions.
RANDOM walk for 40001 steps (8 resets) in 171 ms. (232 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 537697 steps, run timeout after 3001 ms. (steps per millisecond=179 ) properties seen :0 out of 1
Probabilistic random walk after 537697 steps, saw 348997 distinct states, run finished after 3001 ms. (steps per millisecond=179 ) properties seen :0
[2024-05-31 21:18:01] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
// Phase 1: matrix 1062 rows 607 cols
[2024-05-31 21:18:01] [INFO ] Computed 2 invariants in 18 ms
[2024-05-31 21:18:01] [INFO ] State equation strengthened by 264 read => feed constraints.
All remaining problems are real, not stopping.
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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 534/545 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/545 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 3/548 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/548 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/548 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 914/1462 variables, 458/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1462 variables, 263/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1462 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1524 variables, 1/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1524 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 131/1655 variables, 129/865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1655 variables, 0/865 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 8/1663 variables, 4/869 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1663 variables, 0/869 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 6/1669 variables, 4/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1669 variables, 0/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 0/1669 variables, 0/873 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1669/1669 variables, and 873 constraints, problems are : Problem set: 0 solved, 1 unsolved in 395 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 607/607 constraints, ReadFeed: 264/264 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 534/545 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/545 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/548 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/548 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/548 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 914/1462 variables, 458/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1462 variables, 263/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1462 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1524 variables, 1/737 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1524 variables, 0/737 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 131/1655 variables, 129/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1655 variables, 0/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1663 variables, 4/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1663 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1669 variables, 4/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1669 variables, 0/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1669 variables, 0/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1669/1669 variables, and 874 constraints, problems are : Problem set: 0 solved, 1 unsolved in 497 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 607/607 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 931ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 607 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 607/607 places, 1590/1590 transitions.
Graph (complete) has 2655 edges and 607 vertex of which 415 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.0 ms
Discarding 192 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 415 transition count 1206
Applied a total of 385 rules in 50 ms. Remains 415 /607 variables (removed 192) and now considering 1206/1590 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 415/607 places, 1206/1590 transitions.
RANDOM walk for 4000000 steps (8 resets) in 9580 ms. (417 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 2293 ms. (1743 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1870127 steps, run timeout after 9001 ms. (steps per millisecond=207 ) properties seen :0 out of 1
Probabilistic random walk after 1870127 steps, saw 1146672 distinct states, run finished after 9002 ms. (steps per millisecond=207 ) properties seen :0
[2024-05-31 21:18:14] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
// Phase 1: matrix 680 rows 415 cols
[2024-05-31 21:18:14] [INFO ] Computed 3 invariants in 10 ms
[2024-05-31 21:18:14] [INFO ] State equation strengthened by 74 read => feed constraints.
All remaining problems are real, not stopping.
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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/358 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 594/952 variables, 330/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 67/1081 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1081 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1089 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1089 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1095 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 281 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/358 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 594/952 variables, 330/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 67/1081 variables, 65/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1081 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 8/1089 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1089 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/1095 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 326 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 636ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 44 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 44 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-31 21:18:15] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:18:15] [INFO ] Invariant cache hit.
[2024-05-31 21:18:15] [INFO ] Implicit Places using invariants in 310 ms returned []
[2024-05-31 21:18:15] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:18:15] [INFO ] Invariant cache hit.
[2024-05-31 21:18:16] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-31 21:18:17] [INFO ] Implicit Places using invariants and state equation in 1226 ms returned []
Implicit Place search using SMT with State Equation took 1539 ms to find 0 implicit places.
[2024-05-31 21:18:17] [INFO ] Redundant transitions in 72 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-31 21:18:17] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:18:17] [INFO ] Invariant cache hit.
[2024-05-31 21:18:17] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
[2024-05-31 21:18:30] [INFO ] Deduced a trap composed of 131 places in 153 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/415 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (OVERLAPS) 680/1095 variables, 415/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 33692ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 33703ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35365 ms. Remains : 415/415 places, 1206/1206 transitions.
RANDOM walk for 400003 steps (8 resets) in 2087 ms. (191 steps per ms) remains 1/1 properties
Running SMT prover for 1 properties.
[2024-05-31 21:18:51] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:18:51] [INFO ] Invariant cache hit.
[2024-05-31 21:18:51] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-31 21:18:51] [INFO ] After 144ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-31 21:18:51] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-31 21:18:51] [INFO ] After 26ms SMT Verify possible using 74 Read/Feed constraints in real domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 21:18:51] [INFO ] After 67ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 21:18:51] [INFO ] After 308ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 21:18:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-31 21:18:52] [INFO ] After 135ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-31 21:18:52] [INFO ] After 40ms SMT Verify possible using 74 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 21:18:52] [INFO ] After 84ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 21:18:52] [INFO ] After 287ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
RANDOM walk for 4000001 steps (8 resets) in 10087 ms. (396 steps per ms) remains 1/1 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 2392 ms. (1671 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1858709 steps, run timeout after 9001 ms. (steps per millisecond=206 ) properties seen :0 out of 1
Probabilistic random walk after 1858709 steps, saw 1139671 distinct states, run finished after 9001 ms. (steps per millisecond=206 ) properties seen :0
[2024-05-31 21:19:04] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:19:04] [INFO ] Invariant cache hit.
[2024-05-31 21:19:04] [INFO ] State equation strengthened by 74 read => feed constraints.
All remaining problems are real, not stopping.
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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/358 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 594/952 variables, 330/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/952 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 62/1014 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1014 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 67/1081 variables, 65/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1081 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 8/1089 variables, 4/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1089 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 6/1095 variables, 4/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1095 variables, 0/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1095/1095 variables, and 492 constraints, problems are : Problem set: 0 solved, 1 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 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) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 344/355 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/355 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/358 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/358 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/358 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 594/952 variables, 330/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/952 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/952 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 62/1014 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1014 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 67/1081 variables, 65/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1081 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 8/1089 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1089 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 6/1095 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1095 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1095/1095 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 304 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 415/415 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 606ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 6 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 54 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 415/415 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 1206/1206 transitions.
Applied a total of 0 rules in 43 ms. Remains 415 /415 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2024-05-31 21:19:05] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:19:05] [INFO ] Invariant cache hit.
[2024-05-31 21:19:05] [INFO ] Implicit Places using invariants in 292 ms returned []
[2024-05-31 21:19:05] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:19:05] [INFO ] Invariant cache hit.
[2024-05-31 21:19:05] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-31 21:19:06] [INFO ] Implicit Places using invariants and state equation in 1209 ms returned []
Implicit Place search using SMT with State Equation took 1505 ms to find 0 implicit places.
[2024-05-31 21:19:06] [INFO ] Redundant transitions in 25 ms returned []
Running 1204 sub problems to find dead transitions.
[2024-05-31 21:19:06] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:19:06] [INFO ] Invariant cache hit.
[2024-05-31 21:19:06] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/415 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
[2024-05-31 21:19:19] [INFO ] Deduced a trap composed of 131 places in 157 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/415 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/415 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 3 (OVERLAPS) 680/1095 variables, 415/419 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
SMT process timed out in 33738ms, After SMT, problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 33750ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35337 ms. Remains : 415/415 places, 1206/1206 transitions.
RANDOM walk for 400003 steps (8 resets) in 1173 ms. (340 steps per ms) remains 1/1 properties
Running SMT prover for 1 properties.
[2024-05-31 21:19:40] [INFO ] Flow matrix only has 680 transitions (discarded 526 similar events)
[2024-05-31 21:19:40] [INFO ] Invariant cache hit.
[2024-05-31 21:19:40] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-31 21:19:40] [INFO ] After 134ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-31 21:19:40] [INFO ] State equation strengthened by 74 read => feed constraints.
[2024-05-31 21:19:40] [INFO ] After 26ms SMT Verify possible using 74 Read/Feed constraints in real domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 21:19:41] [INFO ] After 62ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 21:19:41] [INFO ] After 279ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 21:19:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-31 21:19:41] [INFO ] After 144ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-31 21:19:41] [INFO ] After 41ms SMT Verify possible using 74 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 21:19:41] [INFO ] After 83ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 21:19:41] [INFO ] After 303ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
RANDOM walk for 36756 steps (8 resets) in 128 ms. (284 steps per ms) remains 0/1 properties
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 526 transitions
Reduce isomorphic transitions removed 526 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 415 transition count 670
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 546 place count 405 transition count 670
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 67 Pre rules applied. Total rules applied 546 place count 405 transition count 603
Deduced a syphon composed of 67 places in 0 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 2 with 134 rules applied. Total rules applied 680 place count 338 transition count 603
Performed 129 Post agglomeration using F-continuation condition.Transition count delta: 129
Deduced a syphon composed of 129 places in 0 ms
Reduce places removed 129 places and 0 transitions.
Iterating global reduction 2 with 258 rules applied. Total rules applied 938 place count 209 transition count 474
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1002 place count 145 transition count 346
Iterating global reduction 2 with 64 rules applied. Total rules applied 1066 place count 145 transition count 346
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1067 place count 145 transition count 345
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1067 place count 145 transition count 344
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1069 place count 144 transition count 344
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1132 place count 81 transition count 218
Iterating global reduction 3 with 63 rules applied. Total rules applied 1195 place count 81 transition count 218
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1258 place count 18 transition count 92
Iterating global reduction 3 with 63 rules applied. Total rules applied 1321 place count 18 transition count 92
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1384 place count 18 transition count 29
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1384 place count 18 transition count 28
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1386 place count 17 transition count 28
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 4 with 3 rules applied. Total rules applied 1389 place count 17 transition count 25
Applied a total of 1389 rules in 83 ms. Remains 17 /415 variables (removed 398) and now considering 25/1206 (removed 1181) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 25 rows 17 cols
[2024-05-31 21:19:41] [INFO ] Computed 3 invariants in 0 ms
[2024-05-31 21:19:41] [INFO ] After 19ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 21:19:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-31 21:19:41] [INFO ] After 7ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-31 21:19:41] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 21:19:41] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 21:19:41] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 21:19:41] [INFO ] After 34ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 144 ms.
Starting structural reductions in LTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 848 transition count 2202
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 848 transition count 2202
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 58 place count 848 transition count 2186
Discarding 18 places :
Symmetric choice reduction at 1 with 18 rule applications. Total rules 76 place count 830 transition count 2140
Iterating global reduction 1 with 18 rules applied. Total rules applied 94 place count 830 transition count 2140
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 98 place count 830 transition count 2136
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 114 place count 814 transition count 2092
Iterating global reduction 2 with 16 rules applied. Total rules applied 130 place count 814 transition count 2092
Discarding 20 places :
Symmetric choice reduction at 2 with 20 rule applications. Total rules 150 place count 794 transition count 2034
Iterating global reduction 2 with 20 rules applied. Total rules applied 170 place count 794 transition count 2034
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 192 place count 772 transition count 1970
Iterating global reduction 2 with 22 rules applied. Total rules applied 214 place count 772 transition count 1970
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 236 place count 750 transition count 1916
Iterating global reduction 2 with 22 rules applied. Total rules applied 258 place count 750 transition count 1916
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 280 place count 728 transition count 1864
Iterating global reduction 2 with 22 rules applied. Total rules applied 302 place count 728 transition count 1864
Discarding 21 places :
Symmetric choice reduction at 2 with 21 rule applications. Total rules 323 place count 707 transition count 1818
Iterating global reduction 2 with 21 rules applied. Total rules applied 344 place count 707 transition count 1818
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 361 place count 690 transition count 1782
Iterating global reduction 2 with 17 rules applied. Total rules applied 378 place count 690 transition count 1782
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 393 place count 675 transition count 1750
Iterating global reduction 2 with 15 rules applied. Total rules applied 408 place count 675 transition count 1750
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 416 place count 667 transition count 1734
Iterating global reduction 2 with 8 rules applied. Total rules applied 424 place count 667 transition count 1734
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 429 place count 662 transition count 1724
Iterating global reduction 2 with 5 rules applied. Total rules applied 434 place count 662 transition count 1724
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 437 place count 659 transition count 1718
Iterating global reduction 2 with 3 rules applied. Total rules applied 440 place count 659 transition count 1718
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 441 place count 658 transition count 1716
Iterating global reduction 2 with 1 rules applied. Total rules applied 442 place count 658 transition count 1716
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 443 place count 657 transition count 1714
Iterating global reduction 2 with 1 rules applied. Total rules applied 444 place count 657 transition count 1714
Applied a total of 444 rules in 446 ms. Remains 657 /869 variables (removed 212) and now considering 1714/2252 (removed 538) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 447 ms. Remains : 657/869 places, 1714/2252 transitions.
[2024-05-31 21:19:42] [INFO ] Flatten gal took : 36 ms
[2024-05-31 21:19:42] [INFO ] Flatten gal took : 42 ms
[2024-05-31 21:19:42] [INFO ] Input system was already deterministic with 1714 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 843 transition count 2184
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 843 transition count 2184
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 64 place count 843 transition count 2172
Discarding 22 places :
Symmetric choice reduction at 1 with 22 rule applications. Total rules 86 place count 821 transition count 2112
Iterating global reduction 1 with 22 rules applied. Total rules applied 108 place count 821 transition count 2112
Discarding 21 places :
Symmetric choice reduction at 1 with 21 rule applications. Total rules 129 place count 800 transition count 2052
Iterating global reduction 1 with 21 rules applied. Total rules applied 150 place count 800 transition count 2052
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 175 place count 775 transition count 1982
Iterating global reduction 1 with 25 rules applied. Total rules applied 200 place count 775 transition count 1982
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 225 place count 750 transition count 1918
Iterating global reduction 1 with 25 rules applied. Total rules applied 250 place count 750 transition count 1918
Discarding 26 places :
Symmetric choice reduction at 1 with 26 rule applications. Total rules 276 place count 724 transition count 1860
Iterating global reduction 1 with 26 rules applied. Total rules applied 302 place count 724 transition count 1860
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 327 place count 699 transition count 1798
Iterating global reduction 1 with 25 rules applied. Total rules applied 352 place count 699 transition count 1798
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 375 place count 676 transition count 1746
Iterating global reduction 1 with 23 rules applied. Total rules applied 398 place count 676 transition count 1746
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 415 place count 659 transition count 1710
Iterating global reduction 1 with 17 rules applied. Total rules applied 432 place count 659 transition count 1710
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 446 place count 645 transition count 1680
Iterating global reduction 1 with 14 rules applied. Total rules applied 460 place count 645 transition count 1680
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 467 place count 638 transition count 1666
Iterating global reduction 1 with 7 rules applied. Total rules applied 474 place count 638 transition count 1666
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 481 place count 631 transition count 1652
Iterating global reduction 1 with 7 rules applied. Total rules applied 488 place count 631 transition count 1652
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 492 place count 627 transition count 1644
Iterating global reduction 1 with 4 rules applied. Total rules applied 496 place count 627 transition count 1644
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 497 place count 626 transition count 1642
Iterating global reduction 1 with 1 rules applied. Total rules applied 498 place count 626 transition count 1642
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 499 place count 625 transition count 1640
Iterating global reduction 1 with 1 rules applied. Total rules applied 500 place count 625 transition count 1640
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 506 place count 625 transition count 1634
Applied a total of 506 rules in 533 ms. Remains 625 /869 variables (removed 244) and now considering 1634/2252 (removed 618) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 535 ms. Remains : 625/869 places, 1634/2252 transitions.
[2024-05-31 21:19:42] [INFO ] Flatten gal took : 33 ms
[2024-05-31 21:19:42] [INFO ] Flatten gal took : 37 ms
[2024-05-31 21:19:42] [INFO ] Input system was already deterministic with 1634 transitions.
Starting structural reductions in LTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 843 transition count 2186
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 843 transition count 2186
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 66 place count 843 transition count 2172
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 89 place count 820 transition count 2110
Iterating global reduction 1 with 23 rules applied. Total rules applied 112 place count 820 transition count 2110
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 116 place count 820 transition count 2106
Discarding 21 places :
Symmetric choice reduction at 2 with 21 rule applications. Total rules 137 place count 799 transition count 2044
Iterating global reduction 2 with 21 rules applied. Total rules applied 158 place count 799 transition count 2044
Discarding 25 places :
Symmetric choice reduction at 2 with 25 rule applications. Total rules 183 place count 774 transition count 1974
Iterating global reduction 2 with 25 rules applied. Total rules applied 208 place count 774 transition count 1974
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 235 place count 747 transition count 1900
Iterating global reduction 2 with 27 rules applied. Total rules applied 262 place count 747 transition count 1900
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 289 place count 720 transition count 1836
Iterating global reduction 2 with 27 rules applied. Total rules applied 316 place count 720 transition count 1836
Discarding 24 places :
Symmetric choice reduction at 2 with 24 rule applications. Total rules 340 place count 696 transition count 1784
Iterating global reduction 2 with 24 rules applied. Total rules applied 364 place count 696 transition count 1784
Discarding 23 places :
Symmetric choice reduction at 2 with 23 rule applications. Total rules 387 place count 673 transition count 1738
Iterating global reduction 2 with 23 rules applied. Total rules applied 410 place count 673 transition count 1738
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 427 place count 656 transition count 1700
Iterating global reduction 2 with 17 rules applied. Total rules applied 444 place count 656 transition count 1700
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 458 place count 642 transition count 1668
Iterating global reduction 2 with 14 rules applied. Total rules applied 472 place count 642 transition count 1668
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 479 place count 635 transition count 1654
Iterating global reduction 2 with 7 rules applied. Total rules applied 486 place count 635 transition count 1654
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 490 place count 631 transition count 1646
Iterating global reduction 2 with 4 rules applied. Total rules applied 494 place count 631 transition count 1646
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 496 place count 629 transition count 1642
Iterating global reduction 2 with 2 rules applied. Total rules applied 498 place count 629 transition count 1642
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 500 place count 627 transition count 1638
Iterating global reduction 2 with 2 rules applied. Total rules applied 502 place count 627 transition count 1638
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 504 place count 625 transition count 1634
Iterating global reduction 2 with 2 rules applied. Total rules applied 506 place count 625 transition count 1634
Applied a total of 506 rules in 215 ms. Remains 625 /869 variables (removed 244) and now considering 1634/2252 (removed 618) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 216 ms. Remains : 625/869 places, 1634/2252 transitions.
[2024-05-31 21:19:43] [INFO ] Flatten gal took : 33 ms
[2024-05-31 21:19:43] [INFO ] Flatten gal took : 37 ms
[2024-05-31 21:19:43] [INFO ] Input system was already deterministic with 1634 transitions.
Starting structural reductions in LTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 841 transition count 2180
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 841 transition count 2180
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 70 place count 841 transition count 2166
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 95 place count 816 transition count 2098
Iterating global reduction 1 with 25 rules applied. Total rules applied 120 place count 816 transition count 2098
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 124 place count 816 transition count 2094
Discarding 23 places :
Symmetric choice reduction at 2 with 23 rule applications. Total rules 147 place count 793 transition count 2028
Iterating global reduction 2 with 23 rules applied. Total rules applied 170 place count 793 transition count 2028
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 197 place count 766 transition count 1954
Iterating global reduction 2 with 27 rules applied. Total rules applied 224 place count 766 transition count 1954
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 253 place count 737 transition count 1876
Iterating global reduction 2 with 29 rules applied. Total rules applied 282 place count 737 transition count 1876
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 311 place count 708 transition count 1808
Iterating global reduction 2 with 29 rules applied. Total rules applied 340 place count 708 transition count 1808
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 367 place count 681 transition count 1746
Iterating global reduction 2 with 27 rules applied. Total rules applied 394 place count 681 transition count 1746
Discarding 25 places :
Symmetric choice reduction at 2 with 25 rule applications. Total rules 419 place count 656 transition count 1692
Iterating global reduction 2 with 25 rules applied. Total rules applied 444 place count 656 transition count 1692
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 462 place count 638 transition count 1654
Iterating global reduction 2 with 18 rules applied. Total rules applied 480 place count 638 transition count 1654
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 495 place count 623 transition count 1622
Iterating global reduction 2 with 15 rules applied. Total rules applied 510 place count 623 transition count 1622
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 518 place count 615 transition count 1606
Iterating global reduction 2 with 8 rules applied. Total rules applied 526 place count 615 transition count 1606
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 531 place count 610 transition count 1596
Iterating global reduction 2 with 5 rules applied. Total rules applied 536 place count 610 transition count 1596
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 539 place count 607 transition count 1590
Iterating global reduction 2 with 3 rules applied. Total rules applied 542 place count 607 transition count 1590
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 543 place count 606 transition count 1588
Iterating global reduction 2 with 1 rules applied. Total rules applied 544 place count 606 transition count 1588
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 545 place count 605 transition count 1586
Iterating global reduction 2 with 1 rules applied. Total rules applied 546 place count 605 transition count 1586
Applied a total of 546 rules in 200 ms. Remains 605 /869 variables (removed 264) and now considering 1586/2252 (removed 666) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 200 ms. Remains : 605/869 places, 1586/2252 transitions.
[2024-05-31 21:19:43] [INFO ] Flatten gal took : 30 ms
[2024-05-31 21:19:43] [INFO ] Flatten gal took : 33 ms
[2024-05-31 21:19:43] [INFO ] Input system was already deterministic with 1586 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 842 transition count 2182
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 842 transition count 2182
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 68 place count 842 transition count 2168
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 92 place count 818 transition count 2104
Iterating global reduction 1 with 24 rules applied. Total rules applied 116 place count 818 transition count 2104
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 120 place count 818 transition count 2100
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 142 place count 796 transition count 2038
Iterating global reduction 2 with 22 rules applied. Total rules applied 164 place count 796 transition count 2038
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 190 place count 770 transition count 1966
Iterating global reduction 2 with 26 rules applied. Total rules applied 216 place count 770 transition count 1966
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 244 place count 742 transition count 1890
Iterating global reduction 2 with 28 rules applied. Total rules applied 272 place count 742 transition count 1890
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 300 place count 714 transition count 1824
Iterating global reduction 2 with 28 rules applied. Total rules applied 328 place count 714 transition count 1824
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 354 place count 688 transition count 1764
Iterating global reduction 2 with 26 rules applied. Total rules applied 380 place count 688 transition count 1764
Discarding 24 places :
Symmetric choice reduction at 2 with 24 rule applications. Total rules 404 place count 664 transition count 1712
Iterating global reduction 2 with 24 rules applied. Total rules applied 428 place count 664 transition count 1712
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 446 place count 646 transition count 1674
Iterating global reduction 2 with 18 rules applied. Total rules applied 464 place count 646 transition count 1674
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 479 place count 631 transition count 1642
Iterating global reduction 2 with 15 rules applied. Total rules applied 494 place count 631 transition count 1642
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 502 place count 623 transition count 1626
Iterating global reduction 2 with 8 rules applied. Total rules applied 510 place count 623 transition count 1626
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 515 place count 618 transition count 1616
Iterating global reduction 2 with 5 rules applied. Total rules applied 520 place count 618 transition count 1616
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 523 place count 615 transition count 1610
Iterating global reduction 2 with 3 rules applied. Total rules applied 526 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 527 place count 614 transition count 1608
Iterating global reduction 2 with 1 rules applied. Total rules applied 528 place count 614 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 529 place count 613 transition count 1606
Iterating global reduction 2 with 1 rules applied. Total rules applied 530 place count 613 transition count 1606
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 534 place count 613 transition count 1602
Applied a total of 534 rules in 361 ms. Remains 613 /869 variables (removed 256) and now considering 1602/2252 (removed 650) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 361 ms. Remains : 613/869 places, 1602/2252 transitions.
[2024-05-31 21:19:43] [INFO ] Flatten gal took : 30 ms
[2024-05-31 21:19:43] [INFO ] Flatten gal took : 33 ms
[2024-05-31 21:19:44] [INFO ] Input system was already deterministic with 1602 transitions.
Starting structural reductions in LTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 843 transition count 2184
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 843 transition count 2184
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 66 place count 843 transition count 2170
Discarding 23 places :
Symmetric choice reduction at 1 with 23 rule applications. Total rules 89 place count 820 transition count 2106
Iterating global reduction 1 with 23 rules applied. Total rules applied 112 place count 820 transition count 2106
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 116 place count 820 transition count 2102
Discarding 21 places :
Symmetric choice reduction at 2 with 21 rule applications. Total rules 137 place count 799 transition count 2040
Iterating global reduction 2 with 21 rules applied. Total rules applied 158 place count 799 transition count 2040
Discarding 25 places :
Symmetric choice reduction at 2 with 25 rule applications. Total rules 183 place count 774 transition count 1970
Iterating global reduction 2 with 25 rules applied. Total rules applied 208 place count 774 transition count 1970
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 235 place count 747 transition count 1896
Iterating global reduction 2 with 27 rules applied. Total rules applied 262 place count 747 transition count 1896
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 290 place count 719 transition count 1830
Iterating global reduction 2 with 28 rules applied. Total rules applied 318 place count 719 transition count 1830
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 344 place count 693 transition count 1770
Iterating global reduction 2 with 26 rules applied. Total rules applied 370 place count 693 transition count 1770
Discarding 24 places :
Symmetric choice reduction at 2 with 24 rule applications. Total rules 394 place count 669 transition count 1718
Iterating global reduction 2 with 24 rules applied. Total rules applied 418 place count 669 transition count 1718
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 435 place count 652 transition count 1684
Iterating global reduction 2 with 17 rules applied. Total rules applied 452 place count 652 transition count 1684
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 466 place count 638 transition count 1656
Iterating global reduction 2 with 14 rules applied. Total rules applied 480 place count 638 transition count 1656
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 487 place count 631 transition count 1642
Iterating global reduction 2 with 7 rules applied. Total rules applied 494 place count 631 transition count 1642
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 498 place count 627 transition count 1634
Iterating global reduction 2 with 4 rules applied. Total rules applied 502 place count 627 transition count 1634
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 504 place count 625 transition count 1630
Iterating global reduction 2 with 2 rules applied. Total rules applied 506 place count 625 transition count 1630
Applied a total of 506 rules in 188 ms. Remains 625 /869 variables (removed 244) and now considering 1630/2252 (removed 622) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 188 ms. Remains : 625/869 places, 1630/2252 transitions.
[2024-05-31 21:19:44] [INFO ] Flatten gal took : 30 ms
[2024-05-31 21:19:44] [INFO ] Flatten gal took : 33 ms
[2024-05-31 21:19:44] [INFO ] Input system was already deterministic with 1630 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 27 place count 842 transition count 2182
Iterating global reduction 0 with 27 rules applied. Total rules applied 54 place count 842 transition count 2182
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 68 place count 842 transition count 2168
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 92 place count 818 transition count 2104
Iterating global reduction 1 with 24 rules applied. Total rules applied 116 place count 818 transition count 2104
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 120 place count 818 transition count 2100
Discarding 22 places :
Symmetric choice reduction at 2 with 22 rule applications. Total rules 142 place count 796 transition count 2038
Iterating global reduction 2 with 22 rules applied. Total rules applied 164 place count 796 transition count 2038
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 190 place count 770 transition count 1966
Iterating global reduction 2 with 26 rules applied. Total rules applied 216 place count 770 transition count 1966
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 244 place count 742 transition count 1890
Iterating global reduction 2 with 28 rules applied. Total rules applied 272 place count 742 transition count 1890
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 300 place count 714 transition count 1824
Iterating global reduction 2 with 28 rules applied. Total rules applied 328 place count 714 transition count 1824
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 354 place count 688 transition count 1764
Iterating global reduction 2 with 26 rules applied. Total rules applied 380 place count 688 transition count 1764
Discarding 24 places :
Symmetric choice reduction at 2 with 24 rule applications. Total rules 404 place count 664 transition count 1712
Iterating global reduction 2 with 24 rules applied. Total rules applied 428 place count 664 transition count 1712
Discarding 18 places :
Symmetric choice reduction at 2 with 18 rule applications. Total rules 446 place count 646 transition count 1674
Iterating global reduction 2 with 18 rules applied. Total rules applied 464 place count 646 transition count 1674
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 479 place count 631 transition count 1642
Iterating global reduction 2 with 15 rules applied. Total rules applied 494 place count 631 transition count 1642
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 502 place count 623 transition count 1626
Iterating global reduction 2 with 8 rules applied. Total rules applied 510 place count 623 transition count 1626
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 515 place count 618 transition count 1616
Iterating global reduction 2 with 5 rules applied. Total rules applied 520 place count 618 transition count 1616
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 523 place count 615 transition count 1610
Iterating global reduction 2 with 3 rules applied. Total rules applied 526 place count 615 transition count 1610
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 527 place count 614 transition count 1608
Iterating global reduction 2 with 1 rules applied. Total rules applied 528 place count 614 transition count 1608
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 529 place count 613 transition count 1606
Iterating global reduction 2 with 1 rules applied. Total rules applied 530 place count 613 transition count 1606
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 534 place count 613 transition count 1602
Applied a total of 534 rules in 368 ms. Remains 613 /869 variables (removed 256) and now considering 1602/2252 (removed 650) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 368 ms. Remains : 613/869 places, 1602/2252 transitions.
[2024-05-31 21:19:44] [INFO ] Flatten gal took : 30 ms
[2024-05-31 21:19:44] [INFO ] Flatten gal took : 34 ms
[2024-05-31 21:19:44] [INFO ] Input system was already deterministic with 1602 transitions.
Starting structural reductions in LTL mode, iteration 0 : 869/869 places, 2252/2252 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 841 transition count 2180
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 841 transition count 2180
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 70 place count 841 transition count 2166
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 95 place count 816 transition count 2098
Iterating global reduction 1 with 25 rules applied. Total rules applied 120 place count 816 transition count 2098
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 124 place count 816 transition count 2094
Discarding 23 places :
Symmetric choice reduction at 2 with 23 rule applications. Total rules 147 place count 793 transition count 2028
Iterating global reduction 2 with 23 rules applied. Total rules applied 170 place count 793 transition count 2028
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 197 place count 766 transition count 1954
Iterating global reduction 2 with 27 rules applied. Total rules applied 224 place count 766 transition count 1954
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 253 place count 737 transition count 1876
Iterating global reduction 2 with 29 rules applied. Total rules applied 282 place count 737 transition count 1876
Discarding 29 places :
Symmetric choice reduction at 2 with 29 rule applications. Total rules 311 place count 708 transition count 1808
Iterating global reduction 2 with 29 rules applied. Total rules applied 340 place count 708 transition count 1808
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 367 place count 681 transition count 1746
Iterating global reduction 2 with 27 rules applied. Total rules applied 394 place count 681 transition count 1746
Discarding 24 places :
Symmetric choice reduction at 2 with 24 rule applications. Total rules 418 place count 657 transition count 1694
Iterating global reduction 2 with 24 rules applied. Total rules applied 442 place count 657 transition count 1694
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 459 place count 640 transition count 1658
Iterating global reduction 2 with 17 rules applied. Total rules applied 476 place count 640 transition count 1658
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 490 place count 626 transition count 1628
Iterating global reduction 2 with 14 rules applied. Total rules applied 504 place count 626 transition count 1628
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 512 place count 618 transition count 1612
Iterating global reduction 2 with 8 rules applied. Total rules applied 520 place count 618 transition count 1612
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 525 place count 613 transition count 1602
Iterating global reduction 2 with 5 rules applied. Total rules applied 530 place count 613 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 533 place count 610 transition count 1596
Iterating global reduction 2 with 3 rules applied. Total rules applied 536 place count 610 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 537 place count 609 transition count 1594
Iterating global reduction 2 with 1 rules applied. Total rules applied 538 place count 609 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 539 place count 608 transition count 1592
Iterating global reduction 2 with 1 rules applied. Total rules applied 540 place count 608 transition count 1592
Applied a total of 540 rules in 204 ms. Remains 608 /869 variables (removed 261) and now considering 1592/2252 (removed 660) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 205 ms. Remains : 608/869 places, 1592/2252 transitions.
[2024-05-31 21:19:45] [INFO ] Flatten gal took : 29 ms
[2024-05-31 21:19:45] [INFO ] Flatten gal took : 32 ms
[2024-05-31 21:19:45] [INFO ] Input system was already deterministic with 1592 transitions.
[2024-05-31 21:19:45] [INFO ] Flatten gal took : 45 ms
[2024-05-31 21:19:45] [INFO ] Flatten gal took : 48 ms
[2024-05-31 21:19:45] [INFO ] Export to MCC of 11 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 2 ms.
[2024-05-31 21:19:45] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 869 places, 2252 transitions and 9134 arcs took 16 ms.
Total runtime 200075 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2024-01
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2024-02
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2024-03
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2024-04
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2024-05
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2024-06
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2024-09
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2024-10
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2023-12
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2023-14
Could not compute solution for formula : FunctionPointer-PT-c002-CTLCardinality-2023-15

BK_STOP 1717190385615

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -timeout 360 -rebuildPNML
mcc2024
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2024-01
ctl formula formula --ctl=/tmp/638/ctl_0_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2024-02
ctl formula formula --ctl=/tmp/638/ctl_1_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2024-03
ctl formula formula --ctl=/tmp/638/ctl_2_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2024-04
ctl formula formula --ctl=/tmp/638/ctl_3_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2024-05
ctl formula formula --ctl=/tmp/638/ctl_4_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2024-06
ctl formula formula --ctl=/tmp/638/ctl_5_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2024-09
ctl formula formula --ctl=/tmp/638/ctl_6_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2024-10
ctl formula formula --ctl=/tmp/638/ctl_7_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2023-12
ctl formula formula --ctl=/tmp/638/ctl_8_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2023-14
ctl formula formula --ctl=/tmp/638/ctl_9_
ctl formula name FunctionPointer-PT-c002-CTLCardinality-2023-15
ctl formula formula --ctl=/tmp/638/ctl_10_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-c002"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is FunctionPointer-PT-c002, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r496-tall-171640603000273"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c002.tgz
mv FunctionPointer-PT-c002 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;