About the Execution of LTSMin+red for FunctionPointer-PT-b032
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 936.615 | 48650.00 | 66658.00 | 157.20 | F?T?T??F???????? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r496-tall-171640603000250.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-b032, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r496-tall-171640603000250
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 888K
-rw-r--r-- 1 mcc users 7.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 156K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Apr 11 16:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Apr 11 16:04 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 391K 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-b032-CTLFireability-2024-00
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-01
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-02
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-03
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-04
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-05
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-06
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-07
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-08
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-09
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-10
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2024-11
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2023-12
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2023-13
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2023-14
FORMULA_NAME FunctionPointer-PT-b032-CTLFireability-2023-15
=== Now, execution of the tool begins
BK_START 1717189132128
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-b032
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 20:58:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 20:58:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 20:58:53] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2024-05-31 20:58:53] [INFO ] Transformed 306 places.
[2024-05-31 20:58:53] [INFO ] Transformed 840 transitions.
[2024-05-31 20:58:53] [INFO ] Parsed PT model containing 306 places and 840 transitions and 3392 arcs in 199 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 12 ms.
Deduced a syphon composed of 84 places in 5 ms
Reduce places removed 84 places and 192 transitions.
FORMULA FunctionPointer-PT-b032-CTLFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 51 out of 222 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 222/222 places, 648/648 transitions.
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 212 transition count 648
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 26 place count 196 transition count 600
Iterating global reduction 1 with 16 rules applied. Total rules applied 42 place count 196 transition count 600
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 36 rules applied. Total rules applied 78 place count 196 transition count 564
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 87 place count 187 transition count 546
Iterating global reduction 2 with 9 rules applied. Total rules applied 96 place count 187 transition count 546
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 2 with 28 rules applied. Total rules applied 124 place count 187 transition count 518
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 128 place count 183 transition count 510
Iterating global reduction 3 with 4 rules applied. Total rules applied 132 place count 183 transition count 510
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 135 place count 180 transition count 498
Iterating global reduction 3 with 3 rules applied. Total rules applied 138 place count 180 transition count 498
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 140 place count 178 transition count 494
Iterating global reduction 3 with 2 rules applied. Total rules applied 142 place count 178 transition count 494
Applied a total of 142 rules in 76 ms. Remains 178 /222 variables (removed 44) and now considering 494/648 (removed 154) transitions.
[2024-05-31 20:58:53] [INFO ] Flow matrix only has 324 transitions (discarded 170 similar events)
// Phase 1: matrix 324 rows 178 cols
[2024-05-31 20:58:53] [INFO ] Computed 2 invariants in 19 ms
[2024-05-31 20:58:53] [INFO ] Implicit Places using invariants in 340 ms returned []
[2024-05-31 20:58:53] [INFO ] Flow matrix only has 324 transitions (discarded 170 similar events)
[2024-05-31 20:58:53] [INFO ] Invariant cache hit.
[2024-05-31 20:58:54] [INFO ] State equation strengthened by 59 read => feed constraints.
[2024-05-31 20:58:54] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 635 ms to find 0 implicit places.
Running 492 sub problems to find dead transitions.
[2024-05-31 20:58:54] [INFO ] Flow matrix only has 324 transitions (discarded 170 similar events)
[2024-05-31 20:58:54] [INFO ] Invariant cache hit.
[2024-05-31 20:58:54] [INFO ] State equation strengthened by 59 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/178 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 3 (OVERLAPS) 324/502 variables, 178/180 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/502 variables, 59/239 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/502 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 492 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/502 variables, 0/239 constraints. Problems are: Problem set: 0 solved, 492 unsolved
No progress, stopping.
After SMT solving in domain Real declared 502/502 variables, and 239 constraints, problems are : Problem set: 0 solved, 492 unsolved in 19499 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 178/178 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 492/492 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 492 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/178 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/178 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 3 (OVERLAPS) 324/502 variables, 178/180 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/502 variables, 59/239 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/502 variables, 492/731 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/502 variables, 0/731 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 7 (OVERLAPS) 0/502 variables, 0/731 constraints. Problems are: Problem set: 0 solved, 492 unsolved
No progress, stopping.
After SMT solving in domain Int declared 502/502 variables, and 731 constraints, problems are : Problem set: 0 solved, 492 unsolved in 23055 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 178/178 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 492/492 constraints, Known Traps: 0/0 constraints]
After SMT, in 43272ms problems are : Problem set: 0 solved, 492 unsolved
Search for dead transitions found 0 dead transitions in 43300ms
Starting structural reductions in LTL mode, iteration 1 : 178/222 places, 494/648 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 44033 ms. Remains : 178/222 places, 494/648 transitions.
Support contains 51 out of 178 places after structural reductions.
[2024-05-31 20:59:37] [INFO ] Flatten gal took : 52 ms
[2024-05-31 20:59:37] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA FunctionPointer-PT-b032-CTLFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-31 20:59:37] [INFO ] Flatten gal took : 26 ms
[2024-05-31 20:59:37] [INFO ] Input system was already deterministic with 494 transitions.
Support contains 45 out of 178 places (down from 51) after GAL structural reductions.
RANDOM walk for 40029 steps (42 resets) in 1324 ms. (30 steps per ms) remains 3/38 properties
BEST_FIRST walk for 40003 steps (8 resets) in 147 ms. (270 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 3/3 properties
[2024-05-31 20:59:38] [INFO ] Flow matrix only has 324 transitions (discarded 170 similar events)
[2024-05-31 20:59:38] [INFO ] Invariant cache hit.
[2024-05-31 20:59:38] [INFO ] State equation strengthened by 59 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 155/162 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/162 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/162 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp8 is UNSAT
At refinement iteration 4 (OVERLAPS) 273/435 variables, 125/133 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/435 variables, 1/134 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/435 variables, 58/192 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/435 variables, 0/192 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/441 variables, 1/193 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/441 variables, 0/193 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 61/502 variables, 46/239 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/502 variables, 0/239 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/502 variables, 0/239 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 502/502 variables, and 239 constraints, problems are : Problem set: 1 solved, 2 unsolved in 164 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 178/178 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 151/156 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/156 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 277/433 variables, 125/130 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/433 variables, 1/131 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/433 variables, 59/190 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/433 variables, 2/192 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/433 variables, 0/192 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 6/439 variables, 1/193 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/439 variables, 0/193 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 63/502 variables, 48/241 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/502 variables, 0/241 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/502 variables, 0/241 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 502/502 variables, and 241 constraints, problems are : Problem set: 1 solved, 2 unsolved in 261 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 178/178 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 437ms problems are : Problem set: 1 solved, 2 unsolved
Finished Parikh walk after 19972 steps, including 140 resets, run visited all 1 properties in 67 ms. (steps per millisecond=298 )
Parikh walk visited 2 properties in 435 ms.
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
FORMULA FunctionPointer-PT-b032-CTLFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 21 ms
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 23 ms
[2024-05-31 20:59:39] [INFO ] Input system was already deterministic with 494 transitions.
Computed a total of 24 stabilizing places and 64 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 163 transition count 422
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 163 transition count 422
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 46 place count 163 transition count 406
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 56 place count 153 transition count 380
Iterating global reduction 1 with 10 rules applied. Total rules applied 66 place count 153 transition count 380
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 72 place count 147 transition count 362
Iterating global reduction 1 with 6 rules applied. Total rules applied 78 place count 147 transition count 362
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 84 place count 141 transition count 340
Iterating global reduction 1 with 6 rules applied. Total rules applied 90 place count 141 transition count 340
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 96 place count 135 transition count 324
Iterating global reduction 1 with 6 rules applied. Total rules applied 102 place count 135 transition count 324
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 108 place count 129 transition count 310
Iterating global reduction 1 with 6 rules applied. Total rules applied 114 place count 129 transition count 310
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 119 place count 124 transition count 300
Iterating global reduction 1 with 5 rules applied. Total rules applied 124 place count 124 transition count 300
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 129 place count 119 transition count 290
Iterating global reduction 1 with 5 rules applied. Total rules applied 134 place count 119 transition count 290
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 138 place count 115 transition count 282
Iterating global reduction 1 with 4 rules applied. Total rules applied 142 place count 115 transition count 282
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 144 place count 113 transition count 278
Iterating global reduction 1 with 2 rules applied. Total rules applied 146 place count 113 transition count 278
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 152 place count 113 transition count 272
Applied a total of 152 rules in 75 ms. Remains 113 /178 variables (removed 65) and now considering 272/494 (removed 222) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 75 ms. Remains : 113/178 places, 272/494 transitions.
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 10 ms
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 11 ms
[2024-05-31 20:59:39] [INFO ] Input system was already deterministic with 272 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 161 transition count 410
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 161 transition count 410
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 46 place count 161 transition count 398
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 57 place count 150 transition count 370
Iterating global reduction 1 with 11 rules applied. Total rules applied 68 place count 150 transition count 370
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 75 place count 143 transition count 348
Iterating global reduction 1 with 7 rules applied. Total rules applied 82 place count 143 transition count 348
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 88 place count 137 transition count 326
Iterating global reduction 1 with 6 rules applied. Total rules applied 94 place count 137 transition count 326
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 100 place count 131 transition count 312
Iterating global reduction 1 with 6 rules applied. Total rules applied 106 place count 131 transition count 312
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 112 place count 125 transition count 298
Iterating global reduction 1 with 6 rules applied. Total rules applied 118 place count 125 transition count 298
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 124 place count 119 transition count 284
Iterating global reduction 1 with 6 rules applied. Total rules applied 130 place count 119 transition count 284
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 136 place count 113 transition count 272
Iterating global reduction 1 with 6 rules applied. Total rules applied 142 place count 113 transition count 272
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 147 place count 108 transition count 262
Iterating global reduction 1 with 5 rules applied. Total rules applied 152 place count 108 transition count 262
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 154 place count 106 transition count 258
Iterating global reduction 1 with 2 rules applied. Total rules applied 156 place count 106 transition count 258
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 157 place count 105 transition count 256
Iterating global reduction 1 with 1 rules applied. Total rules applied 158 place count 105 transition count 256
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 159 place count 104 transition count 254
Iterating global reduction 1 with 1 rules applied. Total rules applied 160 place count 104 transition count 254
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 162 place count 104 transition count 252
Applied a total of 162 rules in 56 ms. Remains 104 /178 variables (removed 74) and now considering 252/494 (removed 242) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 56 ms. Remains : 104/178 places, 252/494 transitions.
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 8 ms
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 9 ms
[2024-05-31 20:59:39] [INFO ] Input system was already deterministic with 252 transitions.
RANDOM walk for 32271 steps (32 resets) in 115 ms. (278 steps per ms) remains 0/1 properties
FORMULA FunctionPointer-PT-b032-CTLFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 163 transition count 422
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 163 transition count 422
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 50 place count 163 transition count 402
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 58 place count 155 transition count 384
Iterating global reduction 1 with 8 rules applied. Total rules applied 66 place count 155 transition count 384
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 71 place count 150 transition count 366
Iterating global reduction 1 with 5 rules applied. Total rules applied 76 place count 150 transition count 366
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 81 place count 145 transition count 348
Iterating global reduction 1 with 5 rules applied. Total rules applied 86 place count 145 transition count 348
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 91 place count 140 transition count 338
Iterating global reduction 1 with 5 rules applied. Total rules applied 96 place count 140 transition count 338
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 101 place count 135 transition count 326
Iterating global reduction 1 with 5 rules applied. Total rules applied 106 place count 135 transition count 326
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 111 place count 130 transition count 314
Iterating global reduction 1 with 5 rules applied. Total rules applied 116 place count 130 transition count 314
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 121 place count 125 transition count 304
Iterating global reduction 1 with 5 rules applied. Total rules applied 126 place count 125 transition count 304
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 130 place count 121 transition count 296
Iterating global reduction 1 with 4 rules applied. Total rules applied 134 place count 121 transition count 296
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 135 place count 120 transition count 294
Iterating global reduction 1 with 1 rules applied. Total rules applied 136 place count 120 transition count 294
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 137 place count 119 transition count 292
Iterating global reduction 1 with 1 rules applied. Total rules applied 138 place count 119 transition count 292
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 139 place count 118 transition count 290
Iterating global reduction 1 with 1 rules applied. Total rules applied 140 place count 118 transition count 290
Applied a total of 140 rules in 27 ms. Remains 118 /178 variables (removed 60) and now considering 290/494 (removed 204) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 27 ms. Remains : 118/178 places, 290/494 transitions.
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 9 ms
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 10 ms
[2024-05-31 20:59:39] [INFO ] Input system was already deterministic with 290 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 164 transition count 424
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 164 transition count 424
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 44 place count 164 transition count 408
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 53 place count 155 transition count 386
Iterating global reduction 1 with 9 rules applied. Total rules applied 62 place count 155 transition count 386
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 67 place count 150 transition count 370
Iterating global reduction 1 with 5 rules applied. Total rules applied 72 place count 150 transition count 370
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 77 place count 145 transition count 352
Iterating global reduction 1 with 5 rules applied. Total rules applied 82 place count 145 transition count 352
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 87 place count 140 transition count 340
Iterating global reduction 1 with 5 rules applied. Total rules applied 92 place count 140 transition count 340
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 97 place count 135 transition count 328
Iterating global reduction 1 with 5 rules applied. Total rules applied 102 place count 135 transition count 328
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 107 place count 130 transition count 316
Iterating global reduction 1 with 5 rules applied. Total rules applied 112 place count 130 transition count 316
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 117 place count 125 transition count 306
Iterating global reduction 1 with 5 rules applied. Total rules applied 122 place count 125 transition count 306
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 126 place count 121 transition count 298
Iterating global reduction 1 with 4 rules applied. Total rules applied 130 place count 121 transition count 298
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 132 place count 119 transition count 294
Iterating global reduction 1 with 2 rules applied. Total rules applied 134 place count 119 transition count 294
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 135 place count 118 transition count 292
Iterating global reduction 1 with 1 rules applied. Total rules applied 136 place count 118 transition count 292
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 137 place count 117 transition count 290
Iterating global reduction 1 with 1 rules applied. Total rules applied 138 place count 117 transition count 290
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 144 place count 117 transition count 284
Applied a total of 144 rules in 53 ms. Remains 117 /178 variables (removed 61) and now considering 284/494 (removed 210) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 53 ms. Remains : 117/178 places, 284/494 transitions.
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 9 ms
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 9 ms
[2024-05-31 20:59:39] [INFO ] Input system was already deterministic with 284 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 162 transition count 412
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 162 transition count 412
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 44 place count 162 transition count 400
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 54 place count 152 transition count 376
Iterating global reduction 1 with 10 rules applied. Total rules applied 64 place count 152 transition count 376
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 70 place count 146 transition count 358
Iterating global reduction 1 with 6 rules applied. Total rules applied 76 place count 146 transition count 358
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 82 place count 140 transition count 334
Iterating global reduction 1 with 6 rules applied. Total rules applied 88 place count 140 transition count 334
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 94 place count 134 transition count 318
Iterating global reduction 1 with 6 rules applied. Total rules applied 100 place count 134 transition count 318
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 106 place count 128 transition count 304
Iterating global reduction 1 with 6 rules applied. Total rules applied 112 place count 128 transition count 304
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 118 place count 122 transition count 290
Iterating global reduction 1 with 6 rules applied. Total rules applied 124 place count 122 transition count 290
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 130 place count 116 transition count 278
Iterating global reduction 1 with 6 rules applied. Total rules applied 136 place count 116 transition count 278
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 142 place count 110 transition count 266
Iterating global reduction 1 with 6 rules applied. Total rules applied 148 place count 110 transition count 266
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 151 place count 107 transition count 260
Iterating global reduction 1 with 3 rules applied. Total rules applied 154 place count 107 transition count 260
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 155 place count 106 transition count 258
Iterating global reduction 1 with 1 rules applied. Total rules applied 156 place count 106 transition count 258
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 157 place count 105 transition count 256
Iterating global reduction 1 with 1 rules applied. Total rules applied 158 place count 105 transition count 256
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 162 place count 105 transition count 252
Applied a total of 162 rules in 44 ms. Remains 105 /178 variables (removed 73) and now considering 252/494 (removed 242) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 44 ms. Remains : 105/178 places, 252/494 transitions.
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 7 ms
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 8 ms
[2024-05-31 20:59:39] [INFO ] Input system was already deterministic with 252 transitions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 163 transition count 416
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 163 transition count 416
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 40 place count 163 transition count 406
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 50 place count 153 transition count 380
Iterating global reduction 1 with 10 rules applied. Total rules applied 60 place count 153 transition count 380
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 66 place count 147 transition count 362
Iterating global reduction 1 with 6 rules applied. Total rules applied 72 place count 147 transition count 362
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 77 place count 142 transition count 344
Iterating global reduction 1 with 5 rules applied. Total rules applied 82 place count 142 transition count 344
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 87 place count 137 transition count 332
Iterating global reduction 1 with 5 rules applied. Total rules applied 92 place count 137 transition count 332
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 97 place count 132 transition count 320
Iterating global reduction 1 with 5 rules applied. Total rules applied 102 place count 132 transition count 320
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 107 place count 127 transition count 308
Iterating global reduction 1 with 5 rules applied. Total rules applied 112 place count 127 transition count 308
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 117 place count 122 transition count 298
Iterating global reduction 1 with 5 rules applied. Total rules applied 122 place count 122 transition count 298
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 126 place count 118 transition count 290
Iterating global reduction 1 with 4 rules applied. Total rules applied 130 place count 118 transition count 290
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 132 place count 116 transition count 286
Iterating global reduction 1 with 2 rules applied. Total rules applied 134 place count 116 transition count 286
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 135 place count 115 transition count 284
Iterating global reduction 1 with 1 rules applied. Total rules applied 136 place count 115 transition count 284
Applied a total of 136 rules in 21 ms. Remains 115 /178 variables (removed 63) and now considering 284/494 (removed 210) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 21 ms. Remains : 115/178 places, 284/494 transitions.
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 8 ms
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 9 ms
[2024-05-31 20:59:39] [INFO ] Input system was already deterministic with 284 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 162 transition count 412
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 162 transition count 412
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 42 place count 162 transition count 402
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 53 place count 151 transition count 374
Iterating global reduction 1 with 11 rules applied. Total rules applied 64 place count 151 transition count 374
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 71 place count 144 transition count 352
Iterating global reduction 1 with 7 rules applied. Total rules applied 78 place count 144 transition count 352
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 85 place count 137 transition count 326
Iterating global reduction 1 with 7 rules applied. Total rules applied 92 place count 137 transition count 326
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 98 place count 131 transition count 312
Iterating global reduction 1 with 6 rules applied. Total rules applied 104 place count 131 transition count 312
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 110 place count 125 transition count 298
Iterating global reduction 1 with 6 rules applied. Total rules applied 116 place count 125 transition count 298
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 122 place count 119 transition count 284
Iterating global reduction 1 with 6 rules applied. Total rules applied 128 place count 119 transition count 284
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 134 place count 113 transition count 272
Iterating global reduction 1 with 6 rules applied. Total rules applied 140 place count 113 transition count 272
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 145 place count 108 transition count 262
Iterating global reduction 1 with 5 rules applied. Total rules applied 150 place count 108 transition count 262
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 152 place count 106 transition count 258
Iterating global reduction 1 with 2 rules applied. Total rules applied 154 place count 106 transition count 258
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 155 place count 105 transition count 256
Iterating global reduction 1 with 1 rules applied. Total rules applied 156 place count 105 transition count 256
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 157 place count 104 transition count 254
Iterating global reduction 1 with 1 rules applied. Total rules applied 158 place count 104 transition count 254
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 162 place count 104 transition count 250
Applied a total of 162 rules in 41 ms. Remains 104 /178 variables (removed 74) and now considering 250/494 (removed 244) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 41 ms. Remains : 104/178 places, 250/494 transitions.
[2024-05-31 20:59:39] [INFO ] Flatten gal took : 7 ms
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 7 ms
[2024-05-31 20:59:40] [INFO ] Input system was already deterministic with 250 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 161 transition count 410
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 161 transition count 410
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 46 place count 161 transition count 398
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 57 place count 150 transition count 370
Iterating global reduction 1 with 11 rules applied. Total rules applied 68 place count 150 transition count 370
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 75 place count 143 transition count 348
Iterating global reduction 1 with 7 rules applied. Total rules applied 82 place count 143 transition count 348
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 89 place count 136 transition count 322
Iterating global reduction 1 with 7 rules applied. Total rules applied 96 place count 136 transition count 322
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 103 place count 129 transition count 304
Iterating global reduction 1 with 7 rules applied. Total rules applied 110 place count 129 transition count 304
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 117 place count 122 transition count 288
Iterating global reduction 1 with 7 rules applied. Total rules applied 124 place count 122 transition count 288
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 131 place count 115 transition count 272
Iterating global reduction 1 with 7 rules applied. Total rules applied 138 place count 115 transition count 272
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 145 place count 108 transition count 258
Iterating global reduction 1 with 7 rules applied. Total rules applied 152 place count 108 transition count 258
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 158 place count 102 transition count 246
Iterating global reduction 1 with 6 rules applied. Total rules applied 164 place count 102 transition count 246
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 167 place count 99 transition count 240
Iterating global reduction 1 with 3 rules applied. Total rules applied 170 place count 99 transition count 240
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 171 place count 98 transition count 238
Iterating global reduction 1 with 1 rules applied. Total rules applied 172 place count 98 transition count 238
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 173 place count 97 transition count 236
Iterating global reduction 1 with 1 rules applied. Total rules applied 174 place count 97 transition count 236
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 176 place count 97 transition count 234
Applied a total of 176 rules in 58 ms. Remains 97 /178 variables (removed 81) and now considering 234/494 (removed 260) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 58 ms. Remains : 97/178 places, 234/494 transitions.
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 7 ms
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 8 ms
[2024-05-31 20:59:40] [INFO ] Input system was already deterministic with 234 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 161 transition count 410
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 161 transition count 410
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 46 place count 161 transition count 398
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 57 place count 150 transition count 370
Iterating global reduction 1 with 11 rules applied. Total rules applied 68 place count 150 transition count 370
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 74 place count 144 transition count 352
Iterating global reduction 1 with 6 rules applied. Total rules applied 80 place count 144 transition count 352
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 86 place count 138 transition count 328
Iterating global reduction 1 with 6 rules applied. Total rules applied 92 place count 138 transition count 328
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 98 place count 132 transition count 312
Iterating global reduction 1 with 6 rules applied. Total rules applied 104 place count 132 transition count 312
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 110 place count 126 transition count 298
Iterating global reduction 1 with 6 rules applied. Total rules applied 116 place count 126 transition count 298
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 122 place count 120 transition count 284
Iterating global reduction 1 with 6 rules applied. Total rules applied 128 place count 120 transition count 284
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 134 place count 114 transition count 272
Iterating global reduction 1 with 6 rules applied. Total rules applied 140 place count 114 transition count 272
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 146 place count 108 transition count 260
Iterating global reduction 1 with 6 rules applied. Total rules applied 152 place count 108 transition count 260
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 155 place count 105 transition count 254
Iterating global reduction 1 with 3 rules applied. Total rules applied 158 place count 105 transition count 254
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 159 place count 104 transition count 252
Iterating global reduction 1 with 1 rules applied. Total rules applied 160 place count 104 transition count 252
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 161 place count 103 transition count 250
Iterating global reduction 1 with 1 rules applied. Total rules applied 162 place count 103 transition count 250
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 166 place count 103 transition count 246
Applied a total of 166 rules in 31 ms. Remains 103 /178 variables (removed 75) and now considering 246/494 (removed 248) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 31 ms. Remains : 103/178 places, 246/494 transitions.
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 7 ms
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 8 ms
[2024-05-31 20:59:40] [INFO ] Input system was already deterministic with 246 transitions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 167 transition count 454
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 167 transition count 454
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 64 place count 167 transition count 412
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 70 place count 161 transition count 394
Iterating global reduction 1 with 6 rules applied. Total rules applied 76 place count 161 transition count 394
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 79 place count 158 transition count 386
Iterating global reduction 1 with 3 rules applied. Total rules applied 82 place count 158 transition count 386
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 84 place count 156 transition count 378
Iterating global reduction 1 with 2 rules applied. Total rules applied 86 place count 156 transition count 378
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 88 place count 154 transition count 372
Iterating global reduction 1 with 2 rules applied. Total rules applied 90 place count 154 transition count 372
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 92 place count 152 transition count 368
Iterating global reduction 1 with 2 rules applied. Total rules applied 94 place count 152 transition count 368
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 96 place count 150 transition count 364
Iterating global reduction 1 with 2 rules applied. Total rules applied 98 place count 150 transition count 364
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 100 place count 148 transition count 360
Iterating global reduction 1 with 2 rules applied. Total rules applied 102 place count 148 transition count 360
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 104 place count 146 transition count 356
Iterating global reduction 1 with 2 rules applied. Total rules applied 106 place count 146 transition count 356
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 107 place count 145 transition count 354
Iterating global reduction 1 with 1 rules applied. Total rules applied 108 place count 145 transition count 354
Applied a total of 108 rules in 15 ms. Remains 145 /178 variables (removed 33) and now considering 354/494 (removed 140) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15 ms. Remains : 145/178 places, 354/494 transitions.
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 9 ms
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 11 ms
[2024-05-31 20:59:40] [INFO ] Input system was already deterministic with 354 transitions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 161 transition count 410
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 161 transition count 410
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 46 place count 161 transition count 398
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 57 place count 150 transition count 370
Iterating global reduction 1 with 11 rules applied. Total rules applied 68 place count 150 transition count 370
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 75 place count 143 transition count 348
Iterating global reduction 1 with 7 rules applied. Total rules applied 82 place count 143 transition count 348
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 88 place count 137 transition count 326
Iterating global reduction 1 with 6 rules applied. Total rules applied 94 place count 137 transition count 326
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 99 place count 132 transition count 312
Iterating global reduction 1 with 5 rules applied. Total rules applied 104 place count 132 transition count 312
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 109 place count 127 transition count 300
Iterating global reduction 1 with 5 rules applied. Total rules applied 114 place count 127 transition count 300
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 119 place count 122 transition count 288
Iterating global reduction 1 with 5 rules applied. Total rules applied 124 place count 122 transition count 288
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 129 place count 117 transition count 278
Iterating global reduction 1 with 5 rules applied. Total rules applied 134 place count 117 transition count 278
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 138 place count 113 transition count 270
Iterating global reduction 1 with 4 rules applied. Total rules applied 142 place count 113 transition count 270
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 145 place count 110 transition count 264
Iterating global reduction 1 with 3 rules applied. Total rules applied 148 place count 110 transition count 264
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 149 place count 109 transition count 262
Iterating global reduction 1 with 1 rules applied. Total rules applied 150 place count 109 transition count 262
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 151 place count 108 transition count 260
Iterating global reduction 1 with 1 rules applied. Total rules applied 152 place count 108 transition count 260
Applied a total of 152 rules in 13 ms. Remains 108 /178 variables (removed 70) and now considering 260/494 (removed 234) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 13 ms. Remains : 108/178 places, 260/494 transitions.
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 7 ms
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 8 ms
[2024-05-31 20:59:40] [INFO ] Input system was already deterministic with 260 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 162 transition count 420
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 162 transition count 420
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 52 place count 162 transition count 400
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 62 place count 152 transition count 374
Iterating global reduction 1 with 10 rules applied. Total rules applied 72 place count 152 transition count 374
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 78 place count 146 transition count 356
Iterating global reduction 1 with 6 rules applied. Total rules applied 84 place count 146 transition count 356
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 89 place count 141 transition count 338
Iterating global reduction 1 with 5 rules applied. Total rules applied 94 place count 141 transition count 338
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 99 place count 136 transition count 326
Iterating global reduction 1 with 5 rules applied. Total rules applied 104 place count 136 transition count 326
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 108 place count 132 transition count 318
Iterating global reduction 1 with 4 rules applied. Total rules applied 112 place count 132 transition count 318
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 116 place count 128 transition count 310
Iterating global reduction 1 with 4 rules applied. Total rules applied 120 place count 128 transition count 310
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 124 place count 124 transition count 302
Iterating global reduction 1 with 4 rules applied. Total rules applied 128 place count 124 transition count 302
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 131 place count 121 transition count 296
Iterating global reduction 1 with 3 rules applied. Total rules applied 134 place count 121 transition count 296
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 135 place count 120 transition count 294
Iterating global reduction 1 with 1 rules applied. Total rules applied 136 place count 120 transition count 294
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 140 place count 120 transition count 290
Applied a total of 140 rules in 28 ms. Remains 120 /178 variables (removed 58) and now considering 290/494 (removed 204) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 28 ms. Remains : 120/178 places, 290/494 transitions.
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 8 ms
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 8 ms
[2024-05-31 20:59:40] [INFO ] Input system was already deterministic with 290 transitions.
Starting structural reductions in LTL mode, iteration 0 : 178/178 places, 494/494 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 161 transition count 410
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 161 transition count 410
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 46 place count 161 transition count 398
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 57 place count 150 transition count 370
Iterating global reduction 1 with 11 rules applied. Total rules applied 68 place count 150 transition count 370
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 75 place count 143 transition count 348
Iterating global reduction 1 with 7 rules applied. Total rules applied 82 place count 143 transition count 348
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 89 place count 136 transition count 322
Iterating global reduction 1 with 7 rules applied. Total rules applied 96 place count 136 transition count 322
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 102 place count 130 transition count 306
Iterating global reduction 1 with 6 rules applied. Total rules applied 108 place count 130 transition count 306
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 114 place count 124 transition count 292
Iterating global reduction 1 with 6 rules applied. Total rules applied 120 place count 124 transition count 292
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 126 place count 118 transition count 278
Iterating global reduction 1 with 6 rules applied. Total rules applied 132 place count 118 transition count 278
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 138 place count 112 transition count 266
Iterating global reduction 1 with 6 rules applied. Total rules applied 144 place count 112 transition count 266
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 149 place count 107 transition count 256
Iterating global reduction 1 with 5 rules applied. Total rules applied 154 place count 107 transition count 256
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 157 place count 104 transition count 250
Iterating global reduction 1 with 3 rules applied. Total rules applied 160 place count 104 transition count 250
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 161 place count 103 transition count 248
Iterating global reduction 1 with 1 rules applied. Total rules applied 162 place count 103 transition count 248
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 163 place count 102 transition count 246
Iterating global reduction 1 with 1 rules applied. Total rules applied 164 place count 102 transition count 246
Applied a total of 164 rules in 16 ms. Remains 102 /178 variables (removed 76) and now considering 246/494 (removed 248) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 16 ms. Remains : 102/178 places, 246/494 transitions.
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 7 ms
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 7 ms
[2024-05-31 20:59:40] [INFO ] Input system was already deterministic with 246 transitions.
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 13 ms
[2024-05-31 20:59:40] [INFO ] Flatten gal took : 14 ms
[2024-05-31 20:59:40] [INFO ] Export to MCC of 12 properties in file /home/mcc/execution/CTLFireability.sr.xml took 2 ms.
[2024-05-31 20:59:40] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 178 places, 494 transitions and 1988 arcs took 3 ms.
Total runtime 47267 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=
[--mu-opt] [--saturation=
[--sat-granularity=
[--guidance=
[--action=
[--trace=
[--mu=
[--ctl=
[--save-levels=STRING] [--pg-solve] [--attr=
[--saturating-attractor] [--write-strategy=
[--check-strategy] [--interactive-play] [--player]
[--pg-write=
[--edge-label=
[--mucalc=
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por=
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=
[--cw-max-cols=
[--mh-timeout=
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=
[--ldd32-cache=
[--cache-ratio=
[--min-free-nodes=
[--fdd-reorder=
[--vset-cache-diff=
[--next-union] [--peak-nodes] [--maxsum=
[--block-size=
[--debug=
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS]
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2024-01
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2024-03
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2024-05
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2024-06
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2024-08
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2024-09
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2024-10
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2024-11
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2023-12
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2023-13
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2023-14
Could not compute solution for formula : FunctionPointer-PT-b032-CTLFireability-2023-15
BK_STOP 1717189180778
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -timeout 360 -rebuildPNML
mcc2024
ctl formula name FunctionPointer-PT-b032-CTLFireability-2024-01
ctl formula formula --ctl=/tmp/523/ctl_0_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2024-03
ctl formula formula --ctl=/tmp/523/ctl_1_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2024-05
ctl formula formula --ctl=/tmp/523/ctl_2_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2024-06
ctl formula formula --ctl=/tmp/523/ctl_3_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2024-08
ctl formula formula --ctl=/tmp/523/ctl_4_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2024-09
ctl formula formula --ctl=/tmp/523/ctl_5_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2024-10
ctl formula formula --ctl=/tmp/523/ctl_6_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2024-11
ctl formula formula --ctl=/tmp/523/ctl_7_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2023-12
ctl formula formula --ctl=/tmp/523/ctl_8_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2023-13
ctl formula formula --ctl=/tmp/523/ctl_9_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2023-14
ctl formula formula --ctl=/tmp/523/ctl_10_
ctl formula name FunctionPointer-PT-b032-CTLFireability-2023-15
ctl formula formula --ctl=/tmp/523/ctl_11_
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-b032"
export BK_EXAMINATION="CTLFireability"
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-b032, examination is CTLFireability"
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-171640603000250"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-b032.tgz
mv FunctionPointer-PT-b032 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;