About the Execution of ITS-Tools for FunctionPointer-PT-c002
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | ?FTTTT?FFTF?F?TF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r100-smll-174867007400119.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is FunctionPointer-PT-c002, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867007400119
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 4.2M May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2023-05
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2023-11
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2024-07
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2024-14
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-00
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-01
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-02
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-03
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-04
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-06
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-08
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-09
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-10
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-12
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-13
FORMULA_NAME FunctionPointer-PT-c002-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1748821692959
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-01 23:48:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 23:48:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 23:48:16] [INFO ] Load time of PNML (sax parser for PT used): 930 ms
[2025-06-01 23:48:16] [INFO ] Transformed 2826 places.
[2025-06-01 23:48:16] [INFO ] Transformed 8960 transitions.
[2025-06-01 23:48:16] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 1207 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 35 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1198 places in 91 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-01 23:48:19] [INFO ] Flatten gal took : 1355 ms
RANDOM walk for 40000 steps (8 resets) in 9297 ms. (4 steps per ms) remains 11/14 properties
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-01 23:48:19] [INFO ] Flatten gal took : 496 ms
BEST_FIRST walk for 40002 steps (8 resets) in 1101 ms. (36 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1112 ms. (35 steps per ms) remains 11/11 properties
[2025-06-01 23:48:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4204019937727252593.gal : 321 ms
BEST_FIRST walk for 40004 steps (8 resets) in 283 ms. (140 steps per ms) remains 10/11 properties
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-06-01 23:48:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2657572970244487399.prop : 8 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4204019937727252593.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2657572970244487399.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 260 ms. (153 steps per ms) remains 9/10 properties
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-15 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40004 steps (8 resets) in 258 ms. (154 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 298 ms. (133 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 286 ms. (139 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 328 ms. (121 steps per ms) remains 9/9 properties
[2025-06-01 23:48:20] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
// Phase 1: matrix 3540 rows 1628 cols
[2025-06-01 23:48:20] [INFO ] Computed 4 invariants in 159 ms
[2025-06-01 23:48:20] [INFO ] State equation strengthened by 479 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Loading property file /tmp/ReachabilityCardinality2657572970244487399.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/54 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem FunctionPointer-PT-c002-ReachabilityFireability-2025-01 is UNSAT
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-01 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 539/593 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/593 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1/594 variables, 1/4 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/594 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1639/2233 variables, 594/598 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2233 variables, 403/1001 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2233 variables, 0/1001 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 2088/4321 variables, 545/1546 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4321 variables, 76/1622 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4321 variables, 0/1622 constraints. Problems are: Problem set: 1 solved, 8 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
SMT process timed out in 5839ms, After SMT, problems are : Problem set: 1 solved, 8 unsolved
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 39 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.23 ms
Discarding 17 places :
Also discarding 0 output transitions
Discarding 281 places :
Symmetric choice reduction at 0 with 281 rule applications. Total rules 282 place count 1330 transition count 3892
Iterating global reduction 0 with 281 rules applied. Total rules applied 563 place count 1330 transition count 3892
Ensure Unique test removed 466 transitions
Reduce isomorphic transitions removed 466 transitions.
Iterating post reduction 0 with 466 rules applied. Total rules applied 1029 place count 1330 transition count 3426
Discarding 140 places :
Symmetric choice reduction at 1 with 140 rule applications. Total rules 1169 place count 1190 transition count 3146
Iterating global reduction 1 with 140 rules applied. Total rules applied 1309 place count 1190 transition count 3146
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 104 transitions.
Iterating post reduction 1 with 104 rules applied. Total rules applied 1413 place count 1190 transition count 3042
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 1427 place count 1176 transition count 3014
Iterating global reduction 2 with 14 rules applied. Total rules applied 1441 place count 1176 transition count 3014
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 1454 place count 1163 transition count 2988
Iterating global reduction 2 with 13 rules applied. Total rules applied 1467 place count 1163 transition count 2988
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 1480 place count 1150 transition count 2962
Iterating global reduction 2 with 13 rules applied. Total rules applied 1493 place count 1150 transition count 2962
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 1506 place count 1137 transition count 2936
Iterating global reduction 2 with 13 rules applied. Total rules applied 1519 place count 1137 transition count 2936
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 1532 place count 1124 transition count 2910
Iterating global reduction 2 with 13 rules applied. Total rules applied 1545 place count 1124 transition count 2910
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1557 place count 1112 transition count 2886
Iterating global reduction 2 with 12 rules applied. Total rules applied 1569 place count 1112 transition count 2886
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 1577 place count 1104 transition count 2870
Iterating global reduction 2 with 8 rules applied. Total rules applied 1585 place count 1104 transition count 2870
Discarding 32 places :
Symmetric choice reduction at 2 with 32 rule applications. Total rules 1617 place count 1072 transition count 2748
Iterating global reduction 2 with 32 rules applied. Total rules applied 1649 place count 1072 transition count 2748
Discarding 34 places :
Symmetric choice reduction at 2 with 34 rule applications. Total rules 1683 place count 1038 transition count 2612
Iterating global reduction 2 with 34 rules applied. Total rules applied 1717 place count 1038 transition count 2612
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1750 place count 1005 transition count 2534
Iterating global reduction 2 with 33 rules applied. Total rules applied 1783 place count 1005 transition count 2534
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1816 place count 972 transition count 2468
Iterating global reduction 2 with 33 rules applied. Total rules applied 1849 place count 972 transition count 2468
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1882 place count 939 transition count 2402
Iterating global reduction 2 with 33 rules applied. Total rules applied 1915 place count 939 transition count 2402
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1948 place count 906 transition count 2336
Iterating global reduction 2 with 33 rules applied. Total rules applied 1981 place count 906 transition count 2336
Discarding 32 places :
Symmetric choice reduction at 2 with 32 rule applications. Total rules 2013 place count 874 transition count 2272
Iterating global reduction 2 with 32 rules applied. Total rules applied 2045 place count 874 transition count 2272
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 2051 place count 868 transition count 2260
Iterating global reduction 2 with 6 rules applied. Total rules applied 2057 place count 868 transition count 2260
Drop transitions (Redundant composition of simpler transitions.) removed 60 transitions
Redundant transition composition rules discarded 60 transitions
Iterating global reduction 2 with 60 rules applied. Total rules applied 2117 place count 868 transition count 2200
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 27
Applied a total of 2117 rules in 4740 ms. Remains 868 /1628 variables (removed 760) and now considering 2200/5962 (removed 3762) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4774 ms. Remains : 868/1628 places, 2200/5962 transitions.
RANDOM walk for 40001 steps (8 resets) in 1027 ms. (38 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 307 ms. (129 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 148 ms. (268 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 169 ms. (235 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 169 ms. (235 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 157 ms. (253 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 99 ms. (400 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 122827 steps, run timeout after 3001 ms. (steps per millisecond=40 ) properties seen :0 out of 8
Probabilistic random walk after 122827 steps, saw 79746 distinct states, run finished after 3010 ms. (steps per millisecond=40 ) properties seen :0
[2025-06-01 23:48:35] [INFO ] Flow matrix only has 1488 transitions (discarded 712 similar events)
// Phase 1: matrix 1488 rows 868 cols
[2025-06-01 23:48:35] [INFO ] Computed 2 invariants in 15 ms
[2025-06-01 23:48:35] [INFO ] State equation strengthened by 355 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 382/421 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 64/485 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :27 after 1097
At refinement iteration 4 (INCLUDED_ONLY) 0/485 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1133/1618 variables, 485/487 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1618 variables, 291/778 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1618 variables, 0/778 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 589/2207 variables, 259/1037 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2207 variables, 64/1101 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2207 variables, 0/1101 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 145/2352 variables, 121/1222 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2352 variables, 0/1222 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 4/2356 variables, 3/1225 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2356 variables, 0/1225 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 0/2356 variables, 0/1225 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2356/2356 variables, and 1225 constraints, problems are : Problem set: 0 solved, 8 unsolved in 4363 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 868/868 constraints, ReadFeed: 355/355 constraints, PredecessorRefiner: 8/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 382/421 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/421 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 64/485 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/485 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1133/1618 variables, 485/487 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1618 variables, 291/778 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1618 variables, 0/778 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 589/2207 variables, 259/1037 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2207 variables, 64/1101 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2207 variables, 5/1106 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:43] [INFO ] Deduced a trap composed of 131 places in 690 ms of which 15 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/2207 variables, 1/1107 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:45] [INFO ] Deduced a trap along path composed of 3 places in 42 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:45] [INFO ] Deduced a trap along path composed of 3 places in 37 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:45] [INFO ] Deduced a trap along path composed of 3 places in 145 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:45] [INFO ] Deduced a trap along path composed of 3 places in 91 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:45] [INFO ] Deduced a trap along path composed of 3 places in 158 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:46] [INFO ] Deduced a trap along path composed of 3 places in 143 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:46] [INFO ] Deduced a trap along path composed of 3 places in 97 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:46] [INFO ] Deduced a trap along path composed of 3 places in 108 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:46] [INFO ] Deduced a trap along path composed of 3 places in 49 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:46] [INFO ] Deduced a trap along path composed of 3 places in 61 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:47] [INFO ] Deduced a trap along path composed of 3 places in 63 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:47] [INFO ] Deduced a trap along path composed of 3 places in 57 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:47] [INFO ] Deduced a trap along path composed of 3 places in 56 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:47] [INFO ] Deduced a trap along path composed of 3 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:47] [INFO ] Deduced a trap along path composed of 3 places in 67 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:47] [INFO ] Deduced a trap along path composed of 3 places in 51 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:48] [INFO ] Deduced a trap along path composed of 3 places in 70 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:48] [INFO ] Deduced a trap along path composed of 3 places in 37 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:48] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:48] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/2207 variables, 20/1127 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:50] [INFO ] Deduced a trap along path composed of 3 places in 36 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:50] [INFO ] Deduced a trap along path composed of 3 places in 34 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:50] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/2207 variables, 3/1130 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2207 variables, 0/1130 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem FunctionPointer-PT-c002-ReachabilityFireability-2023-11 is UNSAT
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2023-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 15 (OVERLAPS) 145/2352 variables, 121/1251 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:56] [INFO ] Deduced a trap along path composed of 3 places in 47 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:57] [INFO ] Deduced a trap along path composed of 3 places in 349 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:57] [INFO ] Deduced a trap along path composed of 3 places in 67 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:57] [INFO ] Deduced a trap along path composed of 3 places in 241 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:57] [INFO ] Deduced a trap along path composed of 3 places in 39 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:58] [INFO ] Deduced a trap along path composed of 3 places in 34 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:58] [INFO ] Deduced a trap along path composed of 3 places in 56 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:58] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:59] [INFO ] Deduced a trap along path composed of 3 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:59] [INFO ] Deduced a trap along path composed of 3 places in 60 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:48:59] [INFO ] Deduced a trap along path composed of 3 places in 39 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:00] [INFO ] Deduced a trap along path composed of 3 places in 62 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/2352 variables, 12/1263 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:03] [INFO ] Deduced a trap along path composed of 3 places in 32 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:03] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:04] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:04] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/2352 variables, 4/1267 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2352 variables, 0/1267 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 19 (OVERLAPS) 4/2356 variables, 3/1270 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:09] [INFO ] Deduced a trap along path composed of 3 places in 38 ms of which 13 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/2356 variables, 1/1271 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:13] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:13] [INFO ] Deduced a trap along path composed of 3 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:13] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:13] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:13] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/2356 variables, 5/1276 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:17] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:17] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:17] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:17] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:17] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:18] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:18] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:18] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:18] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:18] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:18] [INFO ] Deduced a trap along path composed of 3 places in 39 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:19] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:19] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:19] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:19] [INFO ] Deduced a trap along path composed of 3 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:19] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:19] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/2356 variables, 17/1293 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:23] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:23] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 3 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/2356 variables, 2/1295 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2356/2356 variables, and 1295 constraints, problems are : Problem set: 1 solved, 7 unsolved in 45020 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 868/868 constraints, ReadFeed: 355/355 constraints, PredecessorRefiner: 8/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 64/64 constraints]
After SMT, in 49565ms problems are : Problem set: 1 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 29 out of 868 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 868/868 places, 2200/2200 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 860 transition count 2182
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 860 transition count 2182
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 30 place count 860 transition count 2168
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 37 place count 853 transition count 2152
Iterating global reduction 1 with 7 rules applied. Total rules applied 44 place count 853 transition count 2152
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 56 place count 853 transition count 2140
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 62 place count 847 transition count 2128
Iterating global reduction 2 with 6 rules applied. Total rules applied 68 place count 847 transition count 2128
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 76 place count 839 transition count 2104
Iterating global reduction 2 with 8 rules applied. Total rules applied 84 place count 839 transition count 2104
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 93 place count 830 transition count 2082
Iterating global reduction 2 with 9 rules applied. Total rules applied 102 place count 830 transition count 2082
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 111 place count 821 transition count 2064
Iterating global reduction 2 with 9 rules applied. Total rules applied 120 place count 821 transition count 2064
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 128 place count 813 transition count 2048
Iterating global reduction 2 with 8 rules applied. Total rules applied 136 place count 813 transition count 2048
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 143 place count 806 transition count 2034
Iterating global reduction 2 with 7 rules applied. Total rules applied 150 place count 806 transition count 2034
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 156 place count 800 transition count 2022
Iterating global reduction 2 with 6 rules applied. Total rules applied 162 place count 800 transition count 2022
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 168 place count 794 transition count 2010
Iterating global reduction 2 with 6 rules applied. Total rules applied 174 place count 794 transition count 2010
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 176 place count 792 transition count 2006
Iterating global reduction 2 with 2 rules applied. Total rules applied 178 place count 792 transition count 2006
Applied a total of 178 rules in 567 ms. Remains 792 /868 variables (removed 76) and now considering 2006/2200 (removed 194) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 568 ms. Remains : 792/868 places, 2006/2200 transitions.
RANDOM walk for 40003 steps (8 resets) in 648 ms. (61 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 248 ms. (160 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 198 ms. (201 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 118 ms. (336 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 118 ms. (336 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 101 ms. (392 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 106 ms. (373 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 143814 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 7
Probabilistic random walk after 143814 steps, saw 93367 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2025-06-01 23:49:28] [INFO ] Flow matrix only has 1355 transitions (discarded 651 similar events)
// Phase 1: matrix 1355 rows 792 cols
[2025-06-01 23:49:28] [INFO ] Computed 2 invariants in 21 ms
[2025-06-01 23:49:28] [INFO ] State equation strengthened by 328 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 383/412 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/412 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 46/458 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/458 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1045/1503 variables, 458/460 constraints. Problems are: Problem set: 0 solved, 7 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1503 variables, 264/724 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 505/2008 variables, 223/947 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2008 variables, 64/1011 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2008 variables, 0/1011 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 136/2144 variables, 109/1120 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2144 variables, 0/1120 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 3/2147 variables, 2/1122 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2147 variables, 0/1122 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 0/2147 variables, 0/1122 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2147/2147 variables, and 1122 constraints, problems are : Problem set: 0 solved, 7 unsolved in 2537 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 792/792 constraints, ReadFeed: 328/328 constraints, PredecessorRefiner: 7/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 383/412 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/412 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 46/458 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/458 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1045/1503 variables, 458/460 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1503 variables, 264/724 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 505/2008 variables, 223/947 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2008 variables, 64/1011 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2008 variables, 5/1016 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:33] [INFO ] Deduced a trap composed of 131 places in 331 ms of which 10 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/2008 variables, 1/1017 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:34] [INFO ] Deduced a trap along path composed of 3 places in 34 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/2008 variables, 1/1018 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2008 variables, 0/1018 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 136/2144 variables, 109/1127 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:39] [INFO ] Deduced a trap along path composed of 3 places in 48 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:39] [INFO ] Deduced a trap along path composed of 3 places in 49 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:39] [INFO ] Deduced a trap along path composed of 3 places in 45 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:39] [INFO ] Deduced a trap along path composed of 3 places in 43 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:39] [INFO ] Deduced a trap along path composed of 3 places in 45 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:39] [INFO ] Deduced a trap along path composed of 3 places in 43 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:39] [INFO ] Deduced a trap along path composed of 3 places in 37 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:40] [INFO ] Deduced a trap along path composed of 3 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:40] [INFO ] Deduced a trap along path composed of 3 places in 36 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:40] [INFO ] Deduced a trap along path composed of 3 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:40] [INFO ] Deduced a trap along path composed of 3 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:41] [INFO ] Deduced a trap along path composed of 3 places in 483 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:41] [INFO ] Deduced a trap along path composed of 3 places in 47 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:41] [INFO ] Deduced a trap along path composed of 3 places in 53 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:41] [INFO ] Deduced a trap along path composed of 3 places in 57 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:41] [INFO ] Deduced a trap along path composed of 3 places in 236 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:41] [INFO ] Deduced a trap along path composed of 3 places in 45 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:42] [INFO ] Deduced a trap along path composed of 3 places in 46 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:42] [INFO ] Deduced a trap along path composed of 3 places in 147 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:42] [INFO ] Deduced a trap along path composed of 3 places in 56 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/2144 variables, 20/1147 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:43] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:44] [INFO ] Deduced a trap along path composed of 3 places in 143 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:44] [INFO ] Deduced a trap along path composed of 3 places in 160 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:44] [INFO ] Deduced a trap along path composed of 3 places in 58 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:44] [INFO ] Deduced a trap along path composed of 3 places in 34 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:44] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:44] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 49 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:45] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:46] [INFO ] Deduced a trap along path composed of 3 places in 42 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:46] [INFO ] Deduced a trap along path composed of 3 places in 101 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:46] [INFO ] Deduced a trap along path composed of 3 places in 113 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:46] [INFO ] Deduced a trap along path composed of 3 places in 79 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/2144 variables, 20/1167 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:48] [INFO ] Deduced a trap along path composed of 3 places in 151 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:48] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:49] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:49] [INFO ] Deduced a trap along path composed of 3 places in 37 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:49] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/2144 variables, 5/1172 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:51] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/2144 variables, 1/1173 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:54] [INFO ] Deduced a trap along path composed of 3 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:54] [INFO ] Deduced a trap along path composed of 3 places in 33 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:54] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:54] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:54] [INFO ] Deduced a trap along path composed of 3 places in 46 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:54] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:54] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:55] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:55] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:55] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:55] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:55] [INFO ] Deduced a trap along path composed of 3 places in 29 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:55] [INFO ] Deduced a trap along path composed of 3 places in 52 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:49:55] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/2144 variables, 14/1187 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/2144 variables, 0/1187 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 3/2147 variables, 2/1189 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/2147 variables, 0/1189 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:03] [INFO ] Deduced a trap along path composed of 3 places in 36 ms of which 1 ms to minimize.
At refinement iteration 23 (OVERLAPS) 0/2147 variables, 1/1190 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:05] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:06] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/2147 variables, 2/1192 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/2147 variables, 0/1192 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (OVERLAPS) 0/2147 variables, 0/1192 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2147/2147 variables, and 1192 constraints, problems are : Problem set: 0 solved, 7 unsolved in 40170 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 792/792 constraints, ReadFeed: 328/328 constraints, PredecessorRefiner: 7/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 64/64 constraints]
After SMT, in 42809ms problems are : Problem set: 0 solved, 7 unsolved
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2025-06 TRUE TECHNIQUES PARIKH_WALK
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2024-07 TRUE TECHNIQUES PARIKH_WALK
FORMULA FunctionPointer-PT-c002-ReachabilityFireability-2024-14 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 1727 ms.
Support contains 25 out of 792 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 792/792 places, 2006/2006 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 789 transition count 1998
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 789 transition count 1998
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 9 place count 786 transition count 1992
Iterating global reduction 0 with 3 rules applied. Total rules applied 12 place count 786 transition count 1992
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 783 transition count 1982
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 783 transition count 1982
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 21 place count 780 transition count 1976
Iterating global reduction 0 with 3 rules applied. Total rules applied 24 place count 780 transition count 1976
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 27 place count 777 transition count 1970
Iterating global reduction 0 with 3 rules applied. Total rules applied 30 place count 777 transition count 1970
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 32 place count 775 transition count 1966
Iterating global reduction 0 with 2 rules applied. Total rules applied 34 place count 775 transition count 1966
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 36 place count 773 transition count 1962
Iterating global reduction 0 with 2 rules applied. Total rules applied 38 place count 773 transition count 1962
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 40 place count 771 transition count 1958
Iterating global reduction 0 with 2 rules applied. Total rules applied 42 place count 771 transition count 1958
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 44 place count 769 transition count 1954
Iterating global reduction 0 with 2 rules applied. Total rules applied 46 place count 769 transition count 1954
Applied a total of 46 rules in 509 ms. Remains 769 /792 variables (removed 23) and now considering 1954/2006 (removed 52) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 522 ms. Remains : 769/792 places, 1954/2006 transitions.
RANDOM walk for 40003 steps (8 resets) in 665 ms. (60 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 234 ms. (170 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 101 ms. (392 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 120 ms. (330 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 163786 steps, run timeout after 3001 ms. (steps per millisecond=54 ) properties seen :0 out of 4
Probabilistic random walk after 163786 steps, saw 106328 distinct states, run finished after 3006 ms. (steps per millisecond=54 ) properties seen :0
[2025-06-01 23:50:17] [INFO ] Flow matrix only has 1317 transitions (discarded 637 similar events)
// Phase 1: matrix 1317 rows 769 cols
[2025-06-01 23:50:17] [INFO ] Computed 2 invariants in 13 ms
[2025-06-01 23:50:17] [INFO ] State equation strengthened by 319 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 383/408 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 999/1407 variables, 408/409 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1407 variables, 235/644 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1407 variables, 0/644 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 547/1954 variables, 255/899 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1954 variables, 1/900 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1954 variables, 84/984 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1954 variables, 0/984 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 129/2083 variables, 104/1088 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2083 variables, 0/1088 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 3/2086 variables, 2/1090 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2086 variables, 0/1090 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 0/2086 variables, 0/1090 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2086/2086 variables, and 1090 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1526 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 769/769 constraints, ReadFeed: 319/319 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 383/408 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 999/1407 variables, 408/409 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1407 variables, 235/644 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1407 variables, 0/644 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 547/1954 variables, 255/899 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1954 variables, 1/900 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1954 variables, 84/984 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1954 variables, 2/986 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:20] [INFO ] Deduced a trap composed of 131 places in 323 ms of which 11 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/1954 variables, 1/987 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:22] [INFO ] Deduced a trap along path composed of 3 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:22] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:22] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:22] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:22] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:22] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:23] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:23] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:23] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:23] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:23] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:23] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:24] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:24] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:24] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:24] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:24] [INFO ] Deduced a trap along path composed of 3 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:24] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:25] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:25] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/1954 variables, 20/1007 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:26] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:27] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:28] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:28] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:28] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/1954 variables, 20/1027 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:28] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:29] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:29] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:29] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:29] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:29] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:29] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1954 variables, 7/1034 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1954 variables, 0/1034 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 129/2083 variables, 104/1138 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:32] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:33] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/2083 variables, 2/1140 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:34] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/2083 variables, 1/1141 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2083 variables, 0/1141 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 3/2086 variables, 2/1143 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:36] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/2086 variables, 1/1144 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 23:50:37] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/2086 variables, 1/1145 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/2086 variables, 0/1145 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 0/2086 variables, 0/1145 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2086/2086 variables, and 1145 constraints, problems are : Problem set: 0 solved, 4 unsolved in 21706 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 769/769 constraints, ReadFeed: 319/319 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 52/52 constraints]
After SMT, in 23286ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 350 ms.
Support contains 25 out of 769 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 769/769 places, 1954/1954 transitions.
Applied a total of 0 rules in 154 ms. Remains 769 /769 variables (removed 0) and now considering 1954/1954 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 769/769 places, 1954/1954 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 769/769 places, 1954/1954 transitions.
Applied a total of 0 rules in 163 ms. Remains 769 /769 variables (removed 0) and now considering 1954/1954 (removed 0) transitions.
[2025-06-01 23:50:41] [INFO ] Flow matrix only has 1317 transitions (discarded 637 similar events)
[2025-06-01 23:50:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 23:50:41] [INFO ] Implicit Places using invariants in 674 ms returned []
[2025-06-01 23:50:41] [INFO ] Flow matrix only has 1317 transitions (discarded 637 similar events)
[2025-06-01 23:50:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 23:50:42] [INFO ] State equation strengthened by 319 read => feed constraints.
[2025-06-01 23:50:46] [INFO ] Implicit Places using invariants and state equation in 4476 ms returned []
Implicit Place search using SMT with State Equation took 5171 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 23:50:46] [INFO ] Redundant transitions in 196 ms returned []
Running 1952 sub problems to find dead transitions.
[2025-06-01 23:50:46] [INFO ] Flow matrix only has 1317 transitions (discarded 637 similar events)
[2025-06-01 23:50:46] [INFO ] Invariant cache hit.
[2025-06-01 23:50:46] [INFO ] State equation strengthened by 319 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/769 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1952 unsolved
SMT process timed out in 36579ms, After SMT, problems are : Problem set: 0 solved, 1952 unsolved
Search for dead transitions found 0 dead transitions in 36591ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42142 ms. Remains : 769/769 places, 1954/1954 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1142 edges and 769 vertex of which 180 / 769 are part of one of the 60 SCC in 9 ms
Free SCC test removed 120 places
Drop transitions (Empty/Sink Transition effects.) removed 300 transitions
Ensure Unique test removed 517 transitions
Reduce isomorphic transitions removed 817 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 25 place count 649 transition count 1113
Reduce places removed 24 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 25 rules applied. Total rules applied 50 place count 625 transition count 1112
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 51 place count 624 transition count 1112
Performed 124 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 124 Pre rules applied. Total rules applied 51 place count 624 transition count 988
Deduced a syphon composed of 124 places in 1 ms
Reduce places removed 124 places and 0 transitions.
Iterating global reduction 3 with 248 rules applied. Total rules applied 299 place count 500 transition count 988
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 358 place count 441 transition count 929
Iterating global reduction 3 with 59 rules applied. Total rules applied 417 place count 441 transition count 929
Ensure Unique test removed 118 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 3 with 118 rules applied. Total rules applied 535 place count 441 transition count 811
Performed 135 Post agglomeration using F-continuation condition.Transition count delta: 135
Deduced a syphon composed of 135 places in 0 ms
Reduce places removed 135 places and 0 transitions.
Iterating global reduction 4 with 270 rules applied. Total rules applied 805 place count 306 transition count 676
Discarding 63 places :
Symmetric choice reduction at 4 with 63 rule applications. Total rules 868 place count 243 transition count 550
Iterating global reduction 4 with 63 rules applied. Total rules applied 931 place count 243 transition count 550
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 932 place count 243 transition count 549
Discarding 62 places :
Symmetric choice reduction at 5 with 62 rule applications. Total rules 994 place count 181 transition count 425
Iterating global reduction 5 with 62 rules applied. Total rules applied 1056 place count 181 transition count 425
Discarding 62 places :
Symmetric choice reduction at 5 with 62 rule applications. Total rules 1118 place count 119 transition count 301
Iterating global reduction 5 with 62 rules applied. Total rules applied 1180 place count 119 transition count 301
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Iterating post reduction 5 with 62 rules applied. Total rules applied 1242 place count 119 transition count 239
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 1244 place count 118 transition count 238
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 6 with 32 rules applied. Total rules applied 1276 place count 102 transition count 239
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 6 with 10 rules applied. Total rules applied 1286 place count 102 transition count 229
Free-agglomeration rule applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1288 place count 102 transition count 227
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 1290 place count 100 transition count 227
Applied a total of 1290 rules in 266 ms. Remains 100 /769 variables (removed 669) and now considering 227/1954 (removed 1727) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 227 rows 100 cols
[2025-06-01 23:51:23] [INFO ] Computed 2 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-01 23:51:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 23:51:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 23:51:23] [INFO ] After 125ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:3
[2025-06-01 23:51:23] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-01 23:51:23] [INFO ] After 15ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:4
[2025-06-01 23:51:23] [INFO ] After 243ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-01 23:51:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 23:51:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-01 23:51:23] [INFO ] After 151ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-01 23:51:23] [INFO ] After 55ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
[2025-06-01 23:51:24] [INFO ] After 139ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-01 23:51:24] [INFO ] After 419ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2025-06-01 23:51:24] [INFO ] Flatten gal took : 16 ms
[2025-06-01 23:51:24] [INFO ] Flatten gal took : 14 ms
[2025-06-01 23:51:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1851301847189943758.gal : 6 ms
[2025-06-01 23:51:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13554370800477191048.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1851301847189943758.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13554370800477191048.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13554370800477191048.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :6 after 360
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :360 after 420
Reachability property FunctionPointer-PT-c002-ReachabilityFireability-2025-09 is true.
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :420 after 6364
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :6364 after 6510
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :6510 after 111640
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :111640 after 218010
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :218010 after 1.18304e+07
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :1.18304e+07 after 1.44532e+09
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :1.44532e+09 after 4.37837e+12
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :4.37837e+12 after 2.02343e+17
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :2.02343e+17 after 1.12365e+23
Detected timeout of ITS tools.
[2025-06-01 23:51:39] [INFO ] Flatten gal took : 8 ms
[2025-06-01 23:51:39] [INFO ] Applying decomposition
[2025-06-01 23:51:39] [INFO ] Flatten gal took : 31 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph17183142287881644195.txt' '-o' '/tmp/graph17183142287881644195.bin' '-w' '/tmp/graph17183142287881644195.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17183142287881644195.bin' '-l' '-1' '-v' '-w' '/tmp/graph17183142287881644195.weights' '-q' '0' '-e' '0.001'
[2025-06-01 23:51:39] [INFO ] Decomposing Gal with order
[2025-06-01 23:51:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 23:51:39] [INFO ] Removed a total of 328 redundant transitions.
[2025-06-01 23:51:39] [INFO ] Flatten gal took : 245 ms
[2025-06-01 23:51:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 49 labels/synchronizations in 59 ms.
[2025-06-01 23:51:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5609821495863844196.gal : 6 ms
[2025-06-01 23:51:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10369413489466233537.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5609821495863844196.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10369413489466233537.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10369413489466233537.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :6 after 15
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :15 after 1358
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :1358 after 32607
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :32607 after 802178
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :802178 after 4.67565e+07
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :4.67565e+07 after 4.54363e+09
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :4.54363e+09 after 4.20031e+11
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 32021 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 23:51:55] [INFO ] Flatten gal took : 246 ms
[2025-06-01 23:51:55] [INFO ] Applying decomposition
[2025-06-01 23:51:55] [INFO ] Flatten gal took : 270 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph5268610278939773517.txt' '-o' '/tmp/graph5268610278939773517.bin' '-w' '/tmp/graph5268610278939773517.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5268610278939773517.bin' '-l' '-1' '-v' '-w' '/tmp/graph5268610278939773517.weights' '-q' '0' '-e' '0.001'
[2025-06-01 23:51:56] [INFO ] Decomposing Gal with order
[2025-06-01 23:51:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 23:51:58] [INFO ] Removed a total of 8691 redundant transitions.
[2025-06-01 23:51:58] [INFO ] Flatten gal took : 1428 ms
[2025-06-01 23:51:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 4939 labels/synchronizations in 572 ms.
[2025-06-01 23:51:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7815575325402294245.gal : 44 ms
[2025-06-01 23:51:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality925841093625362257.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7815575325402294245.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality925841093625362257.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality925841093625362257.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :2 after 5
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :5 after 11
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :11 after 22
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :22 after 42
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :42 after 6929
Detected timeout of ITS tools.
[2025-06-02 00:22:05] [INFO ] Flatten gal took : 1713 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin17017624156549256205
[2025-06-02 00:22:07] [INFO ] Too many transitions (1954) to apply POR reductions. Disabling POR matrices.
[2025-06-02 00:22:07] [INFO ] Applying decomposition
[2025-06-02 00:22:10] [INFO ] Flatten gal took : 3321 ms
[2025-06-02 00:22:11] [INFO ] Built C files in 3812ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17017624156549256205
Running compilation step : cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '180' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph17995024691112408864.txt' '-o' '/tmp/graph17995024691112408864.bin' '-w' '/tmp/graph17995024691112408864.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17995024691112408864.bin' '-l' '-1' '-v' '-w' '/tmp/graph17995024691112408864.weights' '-q' '0' '-e' '0.001'
[2025-06-02 00:22:15] [INFO ] Decomposing Gal with order
[2025-06-02 00:22:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 00:22:17] [INFO ] Removed a total of 3287 redundant transitions.
[2025-06-02 00:22:17] [INFO ] Flatten gal took : 1353 ms
[2025-06-02 00:22:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 1566 labels/synchronizations in 860 ms.
[2025-06-02 00:22:19] [INFO ] Time to serialize gal into /tmp/ReachabilityFireability3699273170884922869.gal : 62 ms
[2025-06-02 00:22:19] [INFO ] Time to serialize properties into /tmp/ReachabilityFireability12826544993866184937.prop : 12 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityFireability3699273170884922869.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityFireability12826544993866184937.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityFireability12826544993866184937.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 4
Compilation finished in 12647 ms.
Running link step : cd /tmp/ltsmin17017624156549256205;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 105 ms.
Running LTSmin : cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202502==true'
WARNING : LTSmin timed out (>225 s) on command cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202502==true'
Running LTSmin : cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202305==true'
WARNING : LTSmin timed out (>225 s) on command cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202305==true'
Running LTSmin : cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202509==true'
WARNING : LTSmin timed out (>225 s) on command cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202509==true'
Running LTSmin : cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202512==true'
WARNING : LTSmin timed out (>225 s) on command cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202512==true'
Retrying LTSmin with larger timeout 7200 s
Running LTSmin : cd /tmp/ltsmin17017624156549256205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '-i' 'FunctionPointerPTc002ReachabilityFireability202502==true'
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-c002"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is FunctionPointer-PT-c002, 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 r100-smll-174867007400119"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c002.tgz
mv FunctionPointer-PT-c002 execution
cd execution
if [ "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.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 [ "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 ;