About the Execution of ITS-Tools for FunctionPointer-PT-c032
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 88963.00 | 0.00 | 0.00 | TFFFTTTTTFFFTTFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r100-smll-174867007500151.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-c032, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867007500151
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 9.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 111K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 31K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K 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 155K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K 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-c032-ReachabilityFireability-2024-07
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-00
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-01
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-02
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-03
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-04
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-05
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-06
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-08
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-09
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-10
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-11
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-12
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-13
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-14
FORMULA_NAME FunctionPointer-PT-c032-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1748874238208
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-c032
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-02 14:24:00] [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]
[2025-06-02 14:24:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 14:24:01] [INFO ] Load time of PNML (sax parser for PT used): 934 ms
[2025-06-02 14:24:01] [INFO ] Transformed 2826 places.
[2025-06-02 14:24:01] [INFO ] Transformed 8960 transitions.
[2025-06-02 14:24:01] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 1271 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 42 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1198 places in 59 ms
Reduce places removed 1198 places and 2998 transitions.
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-02 14:24:03] [INFO ] Flatten gal took : 1147 ms
RANDOM walk for 40014 steps (9 resets) in 8013 ms. (4 steps per ms) remains 12/14 properties
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 214 ms. (186 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 542 ms. (73 steps per ms) remains 11/12 properties
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2025-06-02 14:24:04] [INFO ] Flatten gal took : 698 ms
BEST_FIRST walk for 40003 steps (8 resets) in 653 ms. (61 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 444 ms. (89 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 184 ms. (216 steps per ms) remains 11/11 properties
[2025-06-02 14:24:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13142903966705735877.gal : 265 ms
[2025-06-02 14:24:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13858755848451579371.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/ReachabilityCardinality13142903966705735877.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13858755848451579371.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 ...330
BEST_FIRST walk for 40004 steps (8 resets) in 949 ms. (42 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 513 ms. (77 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 116 ms. (341 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 184 ms. (216 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms) remains 11/11 properties
[2025-06-02 14:24:05] [INFO ] Flow matrix only has 3540 transitions (discarded 2422 similar events)
// Phase 1: matrix 3540 rows 1628 cols
[2025-06-02 14:24:05] [INFO ] Computed 4 invariants in 192 ms
[2025-06-02 14:24:05] [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/ReachabilityCardinality13858755848451579371.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/104 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem FunctionPointer-PT-c032-ReachabilityFireability-2025-01 is UNSAT
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
Problem FunctionPointer-PT-c032-ReachabilityFireability-2025-04 is UNSAT
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-04 TRUE TECHNIQUES SMT_REFINEMENT
Problem FunctionPointer-PT-c032-ReachabilityFireability-2025-09 is UNSAT
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 516/620 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/620 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1/621 variables, 1/4 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/621 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1765/2386 variables, 621/625 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2386 variables, 409/1034 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2386 variables, 0/1034 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 2170/4556 variables, 579/1613 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4556 variables, 70/1683 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4556 variables, 0/1683 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 590/5146 variables, 406/2089 constraints. Problems are: Problem set: 3 solved, 8 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 1.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 1.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 (/ 463.0 18.0))
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 0.0)
(s72 0.0)
(s73 0.0)
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(s582 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5146/5168 variables, and 2089 constraints, problems are : Problem set: 3 solved, 8 unsolved in 5074 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 1606/1628 constraints, ReadFeed: 479/479 constraints, PredecessorRefiner: 11/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 8 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/66 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 528/594 variables, 3/3 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/594 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1/595 variables, 1/4 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/595 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1640/2235 variables, 595/599 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2235 variables, 405/1004 constraints. Problems are: Problem set: 3 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:13] [INFO ] Deduced a trap along path composed of 3 places in 53 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:13] [INFO ] Deduced a trap along path composed of 3 places in 42 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2235 variables, 2/1006 constraints. Problems are: Problem set: 3 solved, 8 unsolved
SDD proceeding with computation,11 properties remain. new max is 4
At refinement iteration 8 (INCLUDED_ONLY) 0/2235 variables, 0/1006 constraints. Problems are: Problem set: 3 solved, 8 unsolved
SDD size :1 after 31
At refinement iteration 9 (OVERLAPS) 2165/4400 variables, 550/1556 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4400 variables, 74/1630 constraints. Problems are: Problem set: 3 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4400/5168 variables, and 1633 constraints, problems are : Problem set: 3 solved, 8 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 1145/1628 constraints, ReadFeed: 479/479 constraints, PredecessorRefiner: 8/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 10807ms problems are : Problem set: 3 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 66 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.20 ms
Discarding 17 places :
Also discarding 0 output transitions
Discarding 274 places :
Symmetric choice reduction at 0 with 274 rule applications. Total rules 275 place count 1337 transition count 3992
Iterating global reduction 0 with 274 rules applied. Total rules applied 549 place count 1337 transition count 3992
Ensure Unique test removed 524 transitions
Reduce isomorphic transitions removed 524 transitions.
Iterating post reduction 0 with 524 rules applied. Total rules applied 1073 place count 1337 transition count 3468
Discarding 136 places :
Symmetric choice reduction at 1 with 136 rule applications. Total rules 1209 place count 1201 transition count 3196
Iterating global reduction 1 with 136 rules applied. Total rules applied 1345 place count 1201 transition count 3196
Ensure Unique test removed 136 transitions
Reduce isomorphic transitions removed 136 transitions.
Iterating post reduction 1 with 136 rules applied. Total rules applied 1481 place count 1201 transition count 3060
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 1495 place count 1187 transition count 3032
Iterating global reduction 2 with 14 rules applied. Total rules applied 1509 place count 1187 transition count 3032
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 1523 place count 1173 transition count 3004
Iterating global reduction 2 with 14 rules applied. Total rules applied 1537 place count 1173 transition count 3004
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 1551 place count 1159 transition count 2976
Iterating global reduction 2 with 14 rules applied. Total rules applied 1565 place count 1159 transition count 2976
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 1578 place count 1146 transition count 2950
Iterating global reduction 2 with 13 rules applied. Total rules applied 1591 place count 1146 transition count 2950
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1603 place count 1134 transition count 2926
Iterating global reduction 2 with 12 rules applied. Total rules applied 1615 place count 1134 transition count 2926
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 1625 place count 1124 transition count 2906
Iterating global reduction 2 with 10 rules applied. Total rules applied 1635 place count 1124 transition count 2906
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 1644 place count 1115 transition count 2888
Iterating global reduction 2 with 9 rules applied. Total rules applied 1653 place count 1115 transition count 2888
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 1679 place count 1089 transition count 2794
Iterating global reduction 2 with 26 rules applied. Total rules applied 1705 place count 1089 transition count 2794
Discarding 35 places :
Symmetric choice reduction at 2 with 35 rule applications. Total rules 1740 place count 1054 transition count 2654
Iterating global reduction 2 with 35 rules applied. Total rules applied 1775 place count 1054 transition count 2654
Discarding 34 places :
Symmetric choice reduction at 2 with 34 rule applications. Total rules 1809 place count 1020 transition count 2558
Iterating global reduction 2 with 34 rules applied. Total rules applied 1843 place count 1020 transition count 2558
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1876 place count 987 transition count 2492
Iterating global reduction 2 with 33 rules applied. Total rules applied 1909 place count 987 transition count 2492
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 1942 place count 954 transition count 2426
Iterating global reduction 2 with 33 rules applied. Total rules applied 1975 place count 954 transition count 2426
Discarding 33 places :
Symmetric choice reduction at 2 with 33 rule applications. Total rules 2008 place count 921 transition count 2360
Iterating global reduction 2 with 33 rules applied. Total rules applied 2041 place count 921 transition count 2360
Discarding 32 places :
Symmetric choice reduction at 2 with 32 rule applications. Total rules 2073 place count 889 transition count 2296
Iterating global reduction 2 with 32 rules applied. Total rules applied 2105 place count 889 transition count 2296
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 2118 place count 876 transition count 2270
Iterating global reduction 2 with 13 rules applied. Total rules applied 2131 place count 876 transition count 2270
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 2191 place count 876 transition count 2210
Applied a total of 2191 rules in 2575 ms. Remains 876 /1628 variables (removed 752) and now considering 2210/5962 (removed 3752) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2586 ms. Remains : 876/1628 places, 2210/5962 transitions.
RANDOM walk for 40063 steps (8 resets) in 552 ms. (72 steps per ms) remains 7/8 properties
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 181 ms. (219 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 72 ms. (548 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 182 ms. (218 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 69 ms. (571 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 70 ms. (563 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
[2025-06-02 14:24:19] [INFO ] Flow matrix only has 1492 transitions (discarded 718 similar events)
// Phase 1: matrix 1492 rows 876 cols
[2025-06-02 14:24:19] [INFO ] Computed 2 invariants in 14 ms
[2025-06-02 14:24:19] [INFO ] State equation strengthened by 354 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 375/426 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/426 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 63/489 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/489 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1135/1624 variables, 489/491 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1624 variables, 292/783 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1624 variables, 0/783 constraints. Problems are: Problem set: 0 solved, 7 unsolved
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :31 after 2059
At refinement iteration 8 (OVERLAPS) 597/2221 variables, 260/1043 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2221 variables, 62/1105 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2221 variables, 0/1105 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 144/2365 variables, 124/1229 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2365 variables, 0/1229 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 3/2368 variables, 3/1232 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2368 variables, 0/1232 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 0/2368 variables, 0/1232 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2368/2368 variables, and 1232 constraints, problems are : Problem set: 0 solved, 7 unsolved in 2756 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 876/876 constraints, ReadFeed: 354/354 constraints, PredecessorRefiner: 7/4 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 375/426 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/426 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 63/489 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/489 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1135/1624 variables, 489/491 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1624 variables, 292/783 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:23] [INFO ] Deduced a trap along path composed of 3 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:23] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:23] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1624 variables, 3/786 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1624 variables, 0/786 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 597/2221 variables, 260/1046 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2221 variables, 62/1108 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2221 variables, 4/1112 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:25] [INFO ] Deduced a trap composed of 131 places in 391 ms of which 15 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/2221 variables, 1/1113 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:32] [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
[2025-06-02 14:24:33] [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
[2025-06-02 14:24:35] [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
[2025-06-02 14:24:36] [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
[2025-06-02 14:24:36] [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
[2025-06-02 14:24:37] [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
[2025-06-02 14:24:39] [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
[2025-06-02 14:24:40] [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
[2025-06-02 14:24:41] [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
[2025-06-02 14:24:41] [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
[2025-06-02 14:24:42] [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
[2025-06-02 14:24:42] [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
[2025-06-02 14:24:43] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/2221 variables, 13/1126 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2221 variables, 0/1126 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 144/2365 variables, 124/1250 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:49] [INFO ] Deduced a trap along path composed of 3 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:24:49] [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
[2025-06-02 14:24:49] [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
[2025-06-02 14:24:49] [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
[2025-06-02 14:24:49] [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
[2025-06-02 14:24:50] [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
[2025-06-02 14:24:50] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/2365 variables, 7/1257 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2365 variables, 0/1257 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 3/2368 variables, 3/1260 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/2368 variables, 0/1260 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (OVERLAPS) 0/2368 variables, 0/1260 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2368/2368 variables, and 1260 constraints, problems are : Problem set: 0 solved, 7 unsolved in 36538 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 876/876 constraints, ReadFeed: 354/354 constraints, PredecessorRefiner: 7/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 23/23 constraints]
After SMT, in 39407ms problems are : Problem set: 0 solved, 7 unsolved
Fused 7 Parikh solutions to 5 different solutions.
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-02 FALSE TECHNIQUES PARIKH_WALK
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-00 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 6573 ms.
Support contains 31 out of 876 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 876/876 places, 2210/2210 transitions.
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 18 place count 858 transition count 2168
Iterating global reduction 0 with 18 rules applied. Total rules applied 36 place count 858 transition count 2168
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 42 place count 858 transition count 2162
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 58 place count 842 transition count 2128
Iterating global reduction 1 with 16 rules applied. Total rules applied 74 place count 842 transition count 2128
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 86 place count 830 transition count 2086
Iterating global reduction 1 with 12 rules applied. Total rules applied 98 place count 830 transition count 2086
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 110 place count 818 transition count 2062
Iterating global reduction 1 with 12 rules applied. Total rules applied 122 place count 818 transition count 2062
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 134 place count 806 transition count 2038
Iterating global reduction 1 with 12 rules applied. Total rules applied 146 place count 806 transition count 2038
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 160 place count 792 transition count 2004
Iterating global reduction 1 with 14 rules applied. Total rules applied 174 place count 792 transition count 2004
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 187 place count 779 transition count 1978
Iterating global reduction 1 with 13 rules applied. Total rules applied 200 place count 779 transition count 1978
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 213 place count 766 transition count 1952
Iterating global reduction 1 with 13 rules applied. Total rules applied 226 place count 766 transition count 1952
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 238 place count 754 transition count 1928
Iterating global reduction 1 with 12 rules applied. Total rules applied 250 place count 754 transition count 1928
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 253 place count 751 transition count 1922
Iterating global reduction 1 with 3 rules applied. Total rules applied 256 place count 751 transition count 1922
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 259 place count 748 transition count 1916
Iterating global reduction 1 with 3 rules applied. Total rules applied 262 place count 748 transition count 1916
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 265 place count 745 transition count 1910
Iterating global reduction 1 with 3 rules applied. Total rules applied 268 place count 745 transition count 1910
Applied a total of 268 rules in 581 ms. Remains 745 /876 variables (removed 131) and now considering 1910/2210 (removed 300) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 581 ms. Remains : 745/876 places, 1910/2210 transitions.
RANDOM walk for 40019 steps (8 resets) in 290 ms. (137 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 100 ms. (396 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 119585 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 5
Probabilistic random walk after 119585 steps, saw 77641 distinct states, run finished after 3012 ms. (steps per millisecond=39 ) properties seen :0
[2025-06-02 14:25:09] [INFO ] Flow matrix only has 1286 transitions (discarded 624 similar events)
// Phase 1: matrix 1286 rows 745 cols
[2025-06-02 14:25:09] [INFO ] Computed 2 invariants in 19 ms
[2025-06-02 14:25:09] [INFO ] State equation strengthened by 312 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 378/409 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/409 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 36/445 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/445 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1005/1450 variables, 445/447 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1450 variables, 249/696 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1450 variables, 0/696 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 482/1932 variables, 206/902 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1932 variables, 63/965 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1932 variables, 0/965 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 99/2031 variables, 94/1059 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2031 variables, 0/1059 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 0/2031 variables, 0/1059 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2031/2031 variables, and 1059 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1395 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 745/745 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 378/409 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/409 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 36/445 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/445 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1005/1450 variables, 445/447 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1450 variables, 249/696 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:11] [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
[2025-06-02 14:25:11] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1450 variables, 2/698 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1450 variables, 0/698 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 482/1932 variables, 206/904 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1932 variables, 63/967 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1932 variables, 3/970 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1932 variables, 0/970 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 99/2031 variables, 94/1064 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:14] [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
[2025-06-02 14:25:14] [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
[2025-06-02 14:25:14] [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
[2025-06-02 14:25:15] [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
[2025-06-02 14:25:15] [INFO ] Deduced a trap along path composed of 3 places in 31 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/2031 variables, 5/1069 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2031 variables, 0/1069 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 0/2031 variables, 0/1069 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2031/2031 variables, and 1069 constraints, problems are : Problem set: 0 solved, 5 unsolved in 8119 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 745/745 constraints, ReadFeed: 312/312 constraints, PredecessorRefiner: 5/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 9614ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-14 FALSE TECHNIQUES PARIKH_WALK
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-10 FALSE TECHNIQUES PARIKH_WALK
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-08 TRUE TECHNIQUES PARIKH_WALK
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2025-05 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 4 properties in 1430 ms.
Support contains 24 out of 745 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 745/745 places, 1910/1910 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 739 transition count 1898
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 739 transition count 1898
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 20 place count 739 transition count 1890
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 25 place count 734 transition count 1880
Iterating global reduction 1 with 5 rules applied. Total rules applied 30 place count 734 transition count 1880
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 34 place count 730 transition count 1868
Iterating global reduction 1 with 4 rules applied. Total rules applied 38 place count 730 transition count 1868
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 44 place count 724 transition count 1848
Iterating global reduction 1 with 6 rules applied. Total rules applied 50 place count 724 transition count 1848
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 56 place count 718 transition count 1836
Iterating global reduction 1 with 6 rules applied. Total rules applied 62 place count 718 transition count 1836
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 68 place count 712 transition count 1824
Iterating global reduction 1 with 6 rules applied. Total rules applied 74 place count 712 transition count 1824
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 80 place count 706 transition count 1812
Iterating global reduction 1 with 6 rules applied. Total rules applied 86 place count 706 transition count 1812
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 92 place count 700 transition count 1800
Iterating global reduction 1 with 6 rules applied. Total rules applied 98 place count 700 transition count 1800
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 104 place count 694 transition count 1788
Iterating global reduction 1 with 6 rules applied. Total rules applied 110 place count 694 transition count 1788
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 114 place count 690 transition count 1780
Iterating global reduction 1 with 4 rules applied. Total rules applied 118 place count 690 transition count 1780
Applied a total of 118 rules in 447 ms. Remains 690 /745 variables (removed 55) and now considering 1780/1910 (removed 130) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 448 ms. Remains : 690/745 places, 1780/1910 transitions.
RANDOM walk for 40022 steps (8 resets) in 331 ms. (120 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 203 ms. (196 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 237548 steps, run timeout after 3001 ms. (steps per millisecond=79 ) properties seen :0 out of 1
Probabilistic random walk after 237548 steps, saw 154199 distinct states, run finished after 3001 ms. (steps per millisecond=79 ) properties seen :0
[2025-06-02 14:25:23] [INFO ] Flow matrix only has 1197 transitions (discarded 583 similar events)
// Phase 1: matrix 1197 rows 690 cols
[2025-06-02 14:25:23] [INFO ] Computed 2 invariants in 9 ms
[2025-06-02 14:25:23] [INFO ] State equation strengthened by 294 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 378/402 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/402 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 24/426 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/426 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 947/1373 variables, 426/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1373 variables, 231/659 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1373 variables, 0/659 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 425/1798 variables, 180/839 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1798 variables, 63/902 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1798 variables, 0/902 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 89/1887 variables, 84/986 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1887 variables, 0/986 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/1887 variables, 0/986 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1887/1887 variables, and 986 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1056 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 690/690 constraints, ReadFeed: 294/294 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 378/402 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/402 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 24/426 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/426 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 947/1373 variables, 426/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1373 variables, 231/659 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:25] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1373 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1373 variables, 0/660 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 425/1798 variables, 180/840 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1798 variables, 63/903 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1798 variables, 0/903 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 89/1887 variables, 84/987 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 14:25:26] [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
[2025-06-02 14:25:26] [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
[2025-06-02 14:25:26] [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
[2025-06-02 14:25:26] [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
[2025-06-02 14:25:26] [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
[2025-06-02 14:25:26] [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
[2025-06-02 14:25:26] [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
[2025-06-02 14:25:26] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1887 variables, 8/995 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1887 variables, 0/995 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/1887 variables, 0/995 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1887/1887 variables, and 995 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2181 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 690/690 constraints, ReadFeed: 294/294 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 9/9 constraints]
After SMT, in 3271ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 494 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=70 )
FORMULA FunctionPointer-PT-c032-ReachabilityFireability-2024-07 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 18 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 86844 ms.
BK_STOP 1748874327171
--------------------
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-c032"
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-c032, 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-174867007500151"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c032.tgz
mv FunctionPointer-PT-c032 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 ;