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.r179-tall-171640601300327.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is FunctionPointer-PT-c128, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tall-171640601300327
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 9.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 19 15:56 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 13K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Apr 11 16:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 11 16:20 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 15:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 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-c128-ReachabilityFireability-2024-00
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-01
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-02
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-03
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-04
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-05
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-06
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-07
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-08
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-09
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-10
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-11
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-12
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-13
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-14
FORMULA_NAME FunctionPointer-PT-c128-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716450366226

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c128
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 07:46:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-23 07:46:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 07:46:07] [INFO ] Load time of PNML (sax parser for PT used): 379 ms
[2024-05-23 07:46:07] [INFO ] Transformed 2826 places.
[2024-05-23 07:46:07] [INFO ] Transformed 8960 transitions.
[2024-05-23 07:46:07] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 541 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1198 places in 38 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40063 steps (8 resets) in 2483 ms. (16 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 387 ms. (103 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 309 ms. (129 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 95 ms. (416 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 82 ms. (481 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 570 ms. (70 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 93 ms. (425 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 99686 steps, run timeout after 3001 ms. (steps per millisecond=33 ) properties seen :0 out of 13
Probabilistic random walk after 99686 steps, saw 81375 distinct states, run finished after 3008 ms. (steps per millisecond=33 ) properties seen :0
[2024-05-23 07:46:12] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
// Phase 1: matrix 3540 rows 1628 cols
[2024-05-23 07:46:12] [INFO ] Computed 4 invariants in 92 ms
[2024-05-23 07:46:12] [INFO ] State equation strengthened by 479 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem FunctionPointer-PT-c128-ReachabilityFireability-2024-00 is UNSAT
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-00 FALSE TECHNIQUES SMT_REFINEMENT
Problem FunctionPointer-PT-c128-ReachabilityFireability-2024-02 is UNSAT
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem FunctionPointer-PT-c128-ReachabilityFireability-2024-12 is UNSAT
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 527/596 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/596 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 10 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 1/597 variables, 1/4 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/597 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 1658/2255 variables, 597/601 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2255 variables, 401/1002 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2255 variables, 0/1002 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 2084/4339 variables, 549/1551 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4339 variables, 78/1629 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4339 variables, 0/1629 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 11 (OVERLAPS) 629/4968 variables, 426/2055 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4968 variables, 0/2055 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 13 (OVERLAPS) 192/5160 variables, 48/2103 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/5160 variables, 0/2103 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 15 (OVERLAPS) 8/5168 variables, 8/2111 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/5168 variables, 0/2111 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 17 (OVERLAPS) 0/5168 variables, 0/2111 constraints. Problems are: Problem set: 3 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5168/5168 variables, and 2111 constraints, problems are : Problem set: 3 solved, 10 unsolved in 4536 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 1628/1628 constraints, ReadFeed: 479/479 constraints, PredecessorRefiner: 13/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 540/571 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 10 unsolved
[2024-05-23 07:46:18] [INFO ] Deduced a trap composed of 135 places in 369 ms of which 47 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/571 variables, 1/4 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/571 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 4 (OVERLAPS) 1/572 variables, 1/5 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/572 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 1532/2104 variables, 572/577 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2104 variables, 399/976 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2104 variables, 0/976 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 2055/4159 variables, 511/1487 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4159 variables, 80/1567 constraints. Problems are: Problem set: 3 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4159 variables, 8/1575 constraints. Problems are: Problem set: 3 solved, 10 unsolved
[2024-05-23 07:46:20] [INFO ] Deduced a trap composed of 131 places in 154 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/4159 variables, 1/1576 constraints. Problems are: Problem set: 3 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4159/5168 variables, and 1576 constraints, problems are : Problem set: 3 solved, 10 unsolved in 5017 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 1083/1628 constraints, ReadFeed: 479/479 constraints, PredecessorRefiner: 10/9 constraints, Known Traps: 2/2 constraints]
After SMT, in 10130ms problems are : Problem set: 3 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 31 out of 1628 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Graph (complete) has 7332 edges and 1628 vertex of which 1611 are kept as prefixes of interest. Removing 17 places using SCC suffix rule.12 ms
Discarding 17 places :
Also discarding 0 output transitions
Discarding 286 places :
Symmetric choice reduction at 0 with 286 rule applications. Total rules 287 place count 1325 transition count 3856
Iterating global reduction 0 with 286 rules applied. Total rules applied 573 place count 1325 transition count 3856
Ensure Unique test removed 458 transitions
Reduce isomorphic transitions removed 458 transitions.
Iterating post reduction 0 with 458 rules applied. Total rules applied 1031 place count 1325 transition count 3398
Discarding 145 places :
Symmetric choice reduction at 1 with 145 rule applications. Total rules 1176 place count 1180 transition count 3108
Iterating global reduction 1 with 145 rules applied. Total rules applied 1321 place count 1180 transition count 3108
Ensure Unique test removed 108 transitions
Reduce isomorphic transitions removed 108 transitions.
Iterating post reduction 1 with 108 rules applied. Total rules applied 1429 place count 1180 transition count 3000
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1441 place count 1168 transition count 2976
Iterating global reduction 2 with 12 rules applied. Total rules applied 1453 place count 1168 transition count 2976
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1465 place count 1156 transition count 2952
Iterating global reduction 2 with 12 rules applied. Total rules applied 1477 place count 1156 transition count 2952
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1489 place count 1144 transition count 2928
Iterating global reduction 2 with 12 rules applied. Total rules applied 1501 place count 1144 transition count 2928
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1513 place count 1132 transition count 2904
Iterating global reduction 2 with 12 rules applied. Total rules applied 1525 place count 1132 transition count 2904
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1537 place count 1120 transition count 2880
Iterating global reduction 2 with 12 rules applied. Total rules applied 1549 place count 1120 transition count 2880
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 1558 place count 1111 transition count 2862
Iterating global reduction 2 with 9 rules applied. Total rules applied 1567 place count 1111 transition count 2862
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 1574 place count 1104 transition count 2848
Iterating global reduction 2 with 7 rules applied. Total rules applied 1581 place count 1104 transition count 2848
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 1608 place count 1077 transition count 2746
Iterating global reduction 2 with 27 rules applied. Total rules applied 1635 place count 1077 transition count 2746
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1668 place count 1044 transition count 2614
Iterating global reduction 2 with 33 rules applied. Total rules applied 1701 place count 1044 transition count 2614
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1734 place count 1011 transition count 2530
Iterating global reduction 2 with 33 rules applied. Total rules applied 1767 place count 1011 transition count 2530
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1800 place count 978 transition count 2464
Iterating global reduction 2 with 33 rules applied. Total rules applied 1833 place count 978 transition count 2464
Discarding 32 places :
Symmetric choice reduction at 2 with 32 rule applications. Total rules 1865 place count 946 transition count 2400
Iterating global reduction 2 with 32 rules applied. Total rules applied 1897 place count 946 transition count 2400
Discarding 32 places :
Symmetric choice reduction at 2 with 32 rule applications. Total rules 1929 place count 914 transition count 2336
Iterating global reduction 2 with 32 rules applied. Total rules applied 1961 place count 914 transition count 2336
Discarding 32 places :
Symmetric choice reduction at 2 with 32 rule applications. Total rules 1993 place count 882 transition count 2272
Iterating global reduction 2 with 32 rules applied. Total rules applied 2025 place count 882 transition count 2272
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 2034 place count 873 transition count 2254
Iterating global reduction 2 with 9 rules applied. Total rules applied 2043 place count 873 transition count 2254
Drop transitions (Redundant composition of simpler transitions.) removed 62 transitions
Redundant transition composition rules discarded 62 transitions
Iterating global reduction 2 with 62 rules applied. Total rules applied 2105 place count 873 transition count 2192
Applied a total of 2105 rules in 1532 ms. Remains 873 /1628 variables (removed 755) and now considering 2192/5962 (removed 3770) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1544 ms. Remains : 873/1628 places, 2192/5962 transitions.
RANDOM walk for 40018 steps (8 resets) in 238 ms. (167 steps per ms) remains 9/10 properties
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 34 ms. (1142 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 9/9 properties
[2024-05-23 07:46:24] [INFO ] Flow matrix only has 1488 transitions (discarded 704 similar events)
// Phase 1: matrix 1488 rows 873 cols
[2024-05-23 07:46:24] [INFO ] Computed 2 invariants in 15 ms
[2024-05-23 07:46:24] [INFO ] State equation strengthened by 358 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 381/409 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/409 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 65/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/474 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 1106/1580 variables, 474/476 constraints. Problems are: Problem set: 0 solved, 9 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1580 variables, 290/766 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1580 variables, 0/766 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 593/2173 variables, 256/1022 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2173 variables, 68/1090 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2173 variables, 0/1090 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 177/2350 variables, 135/1225 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2350 variables, 0/1225 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 8/2358 variables, 6/1231 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2358 variables, 0/1231 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (OVERLAPS) 3/2361 variables, 2/1233 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2361 variables, 0/1233 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (OVERLAPS) 0/2361 variables, 0/1233 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2361/2361 variables, and 1233 constraints, problems are : Problem set: 0 solved, 9 unsolved in 2266 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 873/873 constraints, ReadFeed: 358/358 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 381/409 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/409 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 65/474 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/474 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 1106/1580 variables, 474/476 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1580 variables, 290/766 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1580 variables, 0/766 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 593/2173 variables, 256/1022 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2173 variables, 68/1090 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2173 variables, 9/1099 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2173 variables, 0/1099 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 177/2350 variables, 135/1234 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2350 variables, 0/1234 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 8/2358 variables, 6/1240 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2358 variables, 0/1240 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (OVERLAPS) 3/2361 variables, 2/1242 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2361 variables, 0/1242 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (OVERLAPS) 0/2361 variables, 0/1242 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2361/2361 variables, and 1242 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5330 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 873/873 constraints, ReadFeed: 358/358 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 7730ms problems are : Problem set: 0 solved, 9 unsolved
Fused 9 Parikh solutions to 7 different solutions.
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-13 TRUE TECHNIQUES PARIKH_WALK
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-11 TRUE TECHNIQUES PARIKH_WALK
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-07 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 11882 ms.
Support contains 24 out of 873 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 873/873 places, 2192/2192 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 869 transition count 2184
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 869 transition count 2184
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 10 place count 869 transition count 2182
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 14 place count 865 transition count 2174
Iterating global reduction 1 with 4 rules applied. Total rules applied 18 place count 865 transition count 2174
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 21 place count 862 transition count 2164
Iterating global reduction 1 with 3 rules applied. Total rules applied 24 place count 862 transition count 2164
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 856 transition count 2144
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 856 transition count 2144
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 42 place count 850 transition count 2132
Iterating global reduction 1 with 6 rules applied. Total rules applied 48 place count 850 transition count 2132
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 54 place count 844 transition count 2120
Iterating global reduction 1 with 6 rules applied. Total rules applied 60 place count 844 transition count 2120
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 65 place count 839 transition count 2110
Iterating global reduction 1 with 5 rules applied. Total rules applied 70 place count 839 transition count 2110
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 834 transition count 2100
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 834 transition count 2100
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 85 place count 829 transition count 2090
Iterating global reduction 1 with 5 rules applied. Total rules applied 90 place count 829 transition count 2090
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 94 place count 825 transition count 2082
Iterating global reduction 1 with 4 rules applied. Total rules applied 98 place count 825 transition count 2082
Applied a total of 98 rules in 354 ms. Remains 825 /873 variables (removed 48) and now considering 2082/2192 (removed 110) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 355 ms. Remains : 825/873 places, 2082/2192 transitions.
RANDOM walk for 40084 steps (8 resets) in 100 ms. (396 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 33 ms. (1176 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 203692 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 6
Probabilistic random walk after 203692 steps, saw 132226 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2024-05-23 07:46:47] [INFO ] Flow matrix only has 1412 transitions (discarded 670 similar events)
// Phase 1: matrix 1412 rows 825 cols
[2024-05-23 07:46:47] [INFO ] Computed 2 invariants in 9 ms
[2024-05-23 07:46:47] [INFO ] State equation strengthened by 342 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 383/407 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/407 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 53/460 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/460 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1064/1524 variables, 460/462 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1524 variables, 274/736 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1524 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 549/2073 variables, 237/973 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2073 variables, 68/1041 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2073 variables, 0/1041 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 149/2222 variables, 119/1160 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2222 variables, 0/1160 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 9/2231 variables, 5/1165 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2231 variables, 0/1165 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (OVERLAPS) 6/2237 variables, 4/1169 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2237 variables, 0/1169 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (OVERLAPS) 0/2237 variables, 0/1169 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2237/2237 variables, and 1169 constraints, problems are : Problem set: 0 solved, 6 unsolved in 1583 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 825/825 constraints, ReadFeed: 342/342 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 383/407 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/407 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 53/460 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/460 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1064/1524 variables, 460/462 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1524 variables, 274/736 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1524 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 549/2073 variables, 237/973 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2073 variables, 68/1041 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2073 variables, 6/1047 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2073 variables, 0/1047 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 149/2222 variables, 119/1166 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2222 variables, 0/1166 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 9/2231 variables, 5/1171 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2231 variables, 0/1171 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 6/2237 variables, 4/1175 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2237 variables, 0/1175 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (OVERLAPS) 0/2237 variables, 0/1175 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2237/2237 variables, and 1175 constraints, problems are : Problem set: 0 solved, 6 unsolved in 3648 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 825/825 constraints, ReadFeed: 342/342 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 5325ms problems are : Problem set: 0 solved, 6 unsolved
FORMULA FunctionPointer-PT-c128-ReachabilityFireability-2024-09 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 9122 ms.
Support contains 19 out of 825 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 825/825 places, 2082/2082 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 821 transition count 2074
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 821 transition count 2074
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 14 place count 821 transition count 2068
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 18 place count 817 transition count 2060
Iterating global reduction 1 with 4 rules applied. Total rules applied 22 place count 817 transition count 2060
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 26 place count 813 transition count 2050
Iterating global reduction 1 with 4 rules applied. Total rules applied 30 place count 813 transition count 2050
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 40 place count 803 transition count 2014
Iterating global reduction 1 with 10 rules applied. Total rules applied 50 place count 803 transition count 2014
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 60 place count 793 transition count 1994
Iterating global reduction 1 with 10 rules applied. Total rules applied 70 place count 793 transition count 1994
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 80 place count 783 transition count 1974
Iterating global reduction 1 with 10 rules applied. Total rules applied 90 place count 783 transition count 1974
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 100 place count 773 transition count 1954
Iterating global reduction 1 with 10 rules applied. Total rules applied 110 place count 773 transition count 1954
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 120 place count 763 transition count 1934
Iterating global reduction 1 with 10 rules applied. Total rules applied 130 place count 763 transition count 1934
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 140 place count 753 transition count 1914
Iterating global reduction 1 with 10 rules applied. Total rules applied 150 place count 753 transition count 1914
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 160 place count 743 transition count 1890
Iterating global reduction 1 with 10 rules applied. Total rules applied 170 place count 743 transition count 1890
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 172 place count 741 transition count 1886
Iterating global reduction 1 with 2 rules applied. Total rules applied 174 place count 741 transition count 1886
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 176 place count 739 transition count 1882
Iterating global reduction 1 with 2 rules applied. Total rules applied 178 place count 739 transition count 1882
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 180 place count 737 transition count 1878
Iterating global reduction 1 with 2 rules applied. Total rules applied 182 place count 737 transition count 1878
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 184 place count 735 transition count 1874
Iterating global reduction 1 with 2 rules applied. Total rules applied 186 place count 735 transition count 1874
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 188 place count 733 transition count 1870
Iterating global reduction 1 with 2 rules applied. Total rules applied 190 place count 733 transition count 1870
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 192 place count 731 transition count 1866
Iterating global reduction 1 with 2 rules applied. Total rules applied 194 place count 731 transition count 1866
Applied a total of 194 rules in 405 ms. Remains 731 /825 variables (removed 94) and now considering 1866/2082 (removed 216) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 405 ms. Remains : 731/825 places, 1866/2082 transitions.
RANDOM walk for 40047 steps (8 resets) in 111 ms. (357 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 230084 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 5
Probabilistic random walk after 230084 steps, saw 149355 distinct states, run finished after 3001 ms. (steps per millisecond=76 ) properties seen :0
[2024-05-23 07:47:05] [INFO ] Flow matrix only has 1258 transitions (discarded 608 similar events)
// Phase 1: matrix 1258 rows 731 cols
[2024-05-23 07:47:05] [INFO ] Computed 2 invariants in 13 ms
[2024-05-23 07:47:05] [INFO ] State equation strengthened by 307 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 383/402 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/402 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 31/433 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/433 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 975/1408 variables, 433/435 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1408 variables, 240/675 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1408 variables, 0/675 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 468/1876 variables, 198/873 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1876 variables, 67/940 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1876 variables, 0/940 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 106/1982 variables, 96/1036 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1982 variables, 0/1036 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 4/1986 variables, 2/1038 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1986 variables, 0/1038 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 3/1989 variables, 2/1040 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1989 variables, 0/1040 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 0/1989 variables, 0/1040 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1989/1989 variables, and 1040 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1099 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 731/731 constraints, ReadFeed: 307/307 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 383/402 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/402 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 31/433 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/433 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 975/1408 variables, 433/435 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1408 variables, 240/675 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1408 variables, 0/675 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 468/1876 variables, 198/873 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1876 variables, 67/940 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1876 variables, 5/945 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1876 variables, 0/945 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 106/1982 variables, 96/1041 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1982 variables, 0/1041 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 4/1986 variables, 2/1043 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1986 variables, 0/1043 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 3/1989 variables, 2/1045 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1989 variables, 0/1045 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 0/1989 variables, 0/1045 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1989/1989 variables, and 1045 constraints, problems are : Problem set: 0 solved, 5 unsolved in 2720 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 731/731 constraints, ReadFeed: 307/307 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 3884ms problems are : Problem set: 0 solved, 5 unsolved
Parikh walk visited 0 properties in 8085 ms.
Support contains 19 out of 731 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 731/731 places, 1866/1866 transitions.
Applied a total of 0 rules in 113 ms. Remains 731 /731 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 731/731 places, 1866/1866 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 731/731 places, 1866/1866 transitions.
Applied a total of 0 rules in 111 ms. Remains 731 /731 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
[2024-05-23 07:47:17] [INFO ] Flow matrix only has 1258 transitions (discarded 608 similar events)
[2024-05-23 07:47:17] [INFO ] Invariant cache hit.
[2024-05-23 07:47:18] [INFO ] Implicit Places using invariants in 375 ms returned []
[2024-05-23 07:47:18] [INFO ] Flow matrix only has 1258 transitions (discarded 608 similar events)
[2024-05-23 07:47:18] [INFO ] Invariant cache hit.
[2024-05-23 07:47:18] [INFO ] State equation strengthened by 307 read => feed constraints.
[2024-05-23 07:47:20] [INFO ] Implicit Places using invariants and state equation in 2304 ms returned []
Implicit Place search using SMT with State Equation took 2690 ms to find 0 implicit places.
[2024-05-23 07:47:20] [INFO ] Redundant transitions in 103 ms returned []
Running 1864 sub problems to find dead transitions.
[2024-05-23 07:47:20] [INFO ] Flow matrix only has 1258 transitions (discarded 608 similar events)
[2024-05-23 07:47:20] [INFO ] Invariant cache hit.
[2024-05-23 07:47:20] [INFO ] State equation strengthened by 307 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/731 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/731 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1864 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 731/1989 variables, and 2 constraints, problems are : Problem set: 0 solved, 1864 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/731 constraints, ReadFeed: 0/307 constraints, PredecessorRefiner: 1864/1864 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1864 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/731 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1864 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/731 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1864 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/731 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1864 unsolved
At refinement iteration 3 (OVERLAPS) 1258/1989 variables, 731/733 constraints. Problems are: Problem set: 0 solved, 1864 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1989 variables, 307/1040 constraints. Problems are: Problem set: 0 solved, 1864 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1989/1989 variables, and 2904 constraints, problems are : Problem set: 0 solved, 1864 unsolved in 32047 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 731/731 constraints, ReadFeed: 307/307 constraints, PredecessorRefiner: 1864/1864 constraints, Known Traps: 0/0 constraints]
After SMT, in 71126ms problems are : Problem set: 0 solved, 1864 unsolved
Search for dead transitions found 0 dead transitions in 71150ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74080 ms. Remains : 731/731 places, 1866/1866 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1101 edges and 731 vertex of which 192 / 731 are part of one of the 64 SCC in 5 ms
Free SCC test removed 128 places
Drop transitions (Empty/Sink Transition effects.) removed 320 transitions
Ensure Unique test removed 480 transitions
Reduce isomorphic transitions removed 800 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 21 rules applied. Total rules applied 22 place count 603 transition count 1045
Reduce places removed 21 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 22 rules applied. Total rules applied 44 place count 582 transition count 1044
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 45 place count 581 transition count 1044
Performed 111 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 111 Pre rules applied. Total rules applied 45 place count 581 transition count 933
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 3 with 222 rules applied. Total rules applied 267 place count 470 transition count 933
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 330 place count 407 transition count 870
Iterating global reduction 3 with 63 rules applied. Total rules applied 393 place count 407 transition count 870
Ensure Unique test removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 3 with 126 rules applied. Total rules applied 519 place count 407 transition count 744
Performed 132 Post agglomeration using F-continuation condition.Transition count delta: 132
Deduced a syphon composed of 132 places in 1 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 4 with 264 rules applied. Total rules applied 783 place count 275 transition count 612
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 846 place count 212 transition count 486
Iterating global reduction 4 with 63 rules applied. Total rules applied 909 place count 212 transition count 486
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 911 place count 212 transition count 484
Discarding 62 places :
Symmetric choice reduction at 5 with 62 rule applications. Total rules 973 place count 150 transition count 360
Iterating global reduction 5 with 62 rules applied. Total rules applied 1035 place count 150 transition count 360
Discarding 62 places :
Symmetric choice reduction at 5 with 62 rule applications. Total rules 1097 place count 88 transition count 236
Iterating global reduction 5 with 62 rules applied. Total rules applied 1159 place count 88 transition count 236
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Iterating post reduction 5 with 62 rules applied. Total rules applied 1221 place count 88 transition count 174
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1223 place count 87 transition count 173
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 6 with 24 rules applied. Total rules applied 1247 place count 75 transition count 174
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 6 with 6 rules applied. Total rules applied 1253 place count 75 transition count 168
Applied a total of 1253 rules in 119 ms. Remains 75 /731 variables (removed 656) and now considering 168/1866 (removed 1698) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 168 rows 75 cols
[2024-05-23 07:48:31] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 07:48:31] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 07:48:31] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 07:48:31] [INFO ] After 124ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2024-05-23 07:48:31] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-23 07:48:31] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 07:48:31] [INFO ] After 76ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2024-05-23 07:48:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 07:48:32] [INFO ] After 52ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :5
TRAPS : Iteration 0
[2024-05-23 07:48:32] [INFO ] After 125ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
[2024-05-23 07:48:32] [INFO ] After 287ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Over-approximation ignoring read arcs solved 0 properties in 552 ms.
[2024-05-23 07:48:32] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 2 ms.
[2024-05-23 07:48:32] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 731 places, 1866 transitions and 7590 arcs took 12 ms.
[2024-05-23 07:48:32] [INFO ] Flatten gal took : 153 ms
Total runtime 145205 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running FunctionPointer-PT-c128

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/413/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 731
TRANSITIONS: 1866
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.032s, Sys 0.009s]


SAVING FILE /home/mcc/execution/413/model (.net / .def) ...
EXPORT TIME: [User 0.005s, Sys 0.000s]


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

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

Process ID: 600
MODEL NAME: /home/mcc/execution/413/model
731 places, 1866 transitions.

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

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ 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 ReachabilityFireability -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-c128"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is FunctionPointer-PT-c128, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r179-tall-171640601300327"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c128.tgz
mv FunctionPointer-PT-c128 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;