About the Execution of ITS-Tools for HouseConstruction-PT-08000
| 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 | TTFT?FFFFTTFFFTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r114-tall-174876422300236.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 HouseConstruction-PT-08000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-tall-174876422300236
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preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K 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 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 140K 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 101K 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 3.8K 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 6 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 13K May 29 14:32 model.pnml
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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 HouseConstruction-PT-08000-LTLFireability-00
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-01
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-02
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-03
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-04
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-05
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-06
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-07
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-08
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-09
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-10
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-11
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-12
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-13
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-14
FORMULA_NAME HouseConstruction-PT-08000-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748808674443
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HouseConstruction-PT-08000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-01 20:11:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 20:11:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 20:11:16] [INFO ] Load time of PNML (sax parser for PT used): 39 ms
[2025-06-01 20:11:16] [INFO ] Transformed 26 places.
[2025-06-01 20:11:16] [INFO ] Transformed 18 transitions.
[2025-06-01 20:11:16] [INFO ] Parsed PT model containing 26 places and 18 transitions and 51 arcs in 146 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA HouseConstruction-PT-08000-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HouseConstruction-PT-08000-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 26 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Applied a total of 0 rules in 8 ms. Remains 26 /26 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 26 cols
[2025-06-01 20:11:16] [INFO ] Computed 8 invariants in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:16] [INFO ] Implicit Places using invariants in 238 ms returned [9, 13]
[2025-06-01 20:11:16] [INFO ] Actually due to overlaps returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 300 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/26 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 24 transition count 18
Applied a total of 1 rules in 3 ms. Remains 24 /25 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 24 cols
[2025-06-01 20:11:16] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:16] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-01 20:11:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:16] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 24/26 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 402 ms. Remains : 24/26 places, 18/18 transitions.
Support contains 22 out of 24 places after structural reductions.
[2025-06-01 20:11:16] [INFO ] Flatten gal took : 24 ms
[2025-06-01 20:11:16] [INFO ] Flatten gal took : 4 ms
[2025-06-01 20:11:16] [INFO ] Input system was already deterministic with 18 transitions.
Reduction of identical properties reduced properties to check from 21 to 18
RANDOM walk for 64016 steps (8 resets) in 191 ms. (333 steps per ms) remains 16/18 properties
BEST_FIRST walk for 3765 steps (8 resets) in 69 ms. (53 steps per ms) remains 0/16 properties
FORMULA HouseConstruction-PT-08000-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA HouseConstruction-PT-08000-LTLFireability-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 24 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 24 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Graph (complete) has 27 edges and 24 vertex of which 9 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.1 ms
Discarding 15 places :
Also discarding 10 output transitions
Drop transitions (Output transitions of discarded places.) removed 10 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 7 transition count 3
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 10 place count 3 transition count 3
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 10 place count 3 transition count 2
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 12 place count 2 transition count 2
Applied a total of 12 rules in 546 ms. Remains 2 /24 variables (removed 22) and now considering 2/18 (removed 16) transitions.
// Phase 1: matrix 2 rows 2 cols
[2025-06-01 20:11:18] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:18] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-01 20:11:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:18] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 20:11:18] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-06-01 20:11:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/4 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/4 variables, and 2 constraints, problems are : Problem set: 0 solved, 1 unsolved in 62 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 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 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/4 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/4 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 45 ms.
Refiners :[State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 122ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 128ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/24 places, 2/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 717 ms. Remains : 2/24 places, 2/18 transitions.
Stuttering acceptance computed with spot in 157 ms :[(NOT p0)]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-00
Product exploration explored 100000 steps with 6 reset in 178 ms.
Product exploration explored 100000 steps with 6 reset in 119 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p0, (X (NOT p0)), (F (G p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 16 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-08000-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-08000-LTLFireability-00 finished in 1283 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(!p0)&&(p1 U (p2||G(p1))))))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 23 transition count 14
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 9 place count 19 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 10 place count 18 transition count 13
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 10 place count 18 transition count 9
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 18 place count 14 transition count 9
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 3 with 1 rules applied. Total rules applied 19 place count 13 transition count 9
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 19 place count 13 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 21 place count 12 transition count 8
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 25 place count 9 transition count 7
Applied a total of 25 rules in 10 ms. Remains 9 /24 variables (removed 15) and now considering 7/18 (removed 11) transitions.
// Phase 1: matrix 7 rows 9 cols
[2025-06-01 20:11:18] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:18] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-01 20:11:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:18] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 20:11:18] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 20:11:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/15 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 1/16 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 11 constraints, problems are : Problem set: 0 solved, 6 unsolved in 159 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/15 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 6/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1/16 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 17 constraints, problems are : Problem set: 0 solved, 6 unsolved in 101 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 265ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 265ms
Starting structural reductions in SI_LTL mode, iteration 1 : 9/24 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 341 ms. Remains : 9/24 places, 7/18 transitions.
Stuttering acceptance computed with spot in 582 ms :[(OR (AND (NOT p2) (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p1) p0) (AND (NOT p2) p1 p0) (AND p2 (NOT p1) p0) (AND p2 p1 p0)), true, p0]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-08000-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-08000-LTLFireability-02 finished in 941 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||G(F(p0))||G(p1))))))'
Support contains 2 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 23 transition count 18
Applied a total of 1 rules in 2 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-01 20:11:20] [INFO ] Computed 5 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:20] [INFO ] Implicit Places using invariants in 50 ms returned [3, 17]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 52 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-03
Product exploration explored 100000 steps with 33333 reset in 140 ms.
Product exploration explored 100000 steps with 33333 reset in 87 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1)), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 15 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-08000-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-08000-LTLFireability-03 finished in 1693 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)&&((G(p2)&&p1) U X(!p3))))))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 23 transition count 18
Applied a total of 1 rules in 1 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
[2025-06-01 20:11:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:21] [INFO ] Implicit Places using invariants in 45 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 48 ms. Remains : 22/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 348 ms :[(OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), p3, (NOT p0), p3, true, (NOT p2)]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-04
Product exploration explored 100000 steps with 5684 reset in 89 ms.
Product exploration explored 100000 steps with 5870 reset in 87 ms.
Computed a total of 22 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 22 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0) (NOT p3)), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT p0))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G (NOT p2))), (F (G (NOT p0))), (F (G (NOT p3)))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 88 ms. Reduced automaton from 8 states, 14 edges and 4 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true]
Reduction of identical properties reduced properties to check from 3 to 2
RANDOM walk for 64016 steps (8 resets) in 39 ms. (1600 steps per ms) remains 2/2 properties
BEST_FIRST walk for 761 steps (0 resets) in 9 ms. (76 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p0) (NOT p3)), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT p0))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G (NOT p2))), (F (G (NOT p0))), (F (G (NOT p3)))]
False Knowledge obtained : [(F p3), (F (NOT (AND (NOT p0) (NOT p3)))), (F p0)]
Knowledge based reduction with 10 factoid took 160 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 193 ms :[(NOT p0), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true]
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true]
// Phase 1: matrix 18 rows 22 cols
[2025-06-01 20:11:22] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:11:22] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 2 ms returned sat
[2025-06-01 20:11:22] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-01 20:11:22] [INFO ] Computed and/alt/rep : 17/21/17 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-01 20:11:22] [INFO ] Added : 10 causal constraints over 2 iterations in 16 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 22 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-01 20:11:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:22] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-01 20:11:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:22] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-01 20:11:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/40 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/40 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/40 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 26 constraints, problems are : Problem set: 0 solved, 17 unsolved in 345 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/40 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 43 constraints, problems are : Problem set: 0 solved, 17 unsolved in 251 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 600ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 600ms
Finished structural reductions in LTL mode , in 1 iterations and 648 ms. Remains : 22/22 places, 18/18 transitions.
Computed a total of 22 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 22 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) (NOT p3)), (F (G (NOT p0))), (F (G (NOT p3)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 240 ms :[(NOT p0), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true]
Reduction of identical properties reduced properties to check from 3 to 2
RANDOM walk for 64016 steps (8 resets) in 55 ms. (1143 steps per ms) remains 2/2 properties
BEST_FIRST walk for 613 steps (0 resets) in 7 ms. (76 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) (NOT p3)), (F (G (NOT p0))), (F (G (NOT p3)))]
False Knowledge obtained : [(F p3), (F (NOT (AND (NOT p0) (NOT p3)))), (F p0)]
Knowledge based reduction with 3 factoid took 140 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true]
Stuttering acceptance computed with spot in 200 ms :[(NOT p0), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true]
[2025-06-01 20:11:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:11:24] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-01 20:11:24] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-01 20:11:24] [INFO ] Computed and/alt/rep : 17/21/17 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 20:11:24] [INFO ] Added : 10 causal constraints over 2 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 212 ms :[(NOT p0), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true]
Product exploration explored 100000 steps with 3273 reset in 100 ms.
Product exploration explored 100000 steps with 3307 reset in 125 ms.
Applying partial POR strategy [true, true, false, false, false, true]
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), (OR (NOT p0) p3), true]
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Graph (complete) has 23 edges and 22 vertex of which 10 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.1 ms
Discarding 12 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 10 transition count 9
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 3 place count 10 transition count 9
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 5 place count 10 transition count 9
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 9 transition count 8
Deduced a syphon composed of 3 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 9 transition count 8
Deduced a syphon composed of 3 places in 0 ms
Applied a total of 7 rules in 7 ms. Remains 9 /22 variables (removed 13) and now considering 8/18 (removed 10) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 20:11:27] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 9 cols
[2025-06-01 20:11:27] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
At refinement iteration 2 (OVERLAPS) 8/16 variables, 8/9 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/9 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 1/17 variables, 1/10 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/10 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/10 constraints. Problems are: Problem set: 3 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 10 constraints, problems are : Problem set: 3 solved, 4 unsolved in 55 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/14 variables, 6/7 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/14 variables, 4/11 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 3/17 variables, 3/14 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/17 variables, 0/14 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/17 variables, 0/14 constraints. Problems are: Problem set: 3 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 14 constraints, problems are : Problem set: 3 solved, 4 unsolved in 77 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 4/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 136ms problems are : Problem set: 3 solved, 4 unsolved
Search for dead transitions found 3 dead transitions in 136ms
Found 3 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 3 transitions
Dead transitions reduction (with SMT) removed 3 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 9/22 places, 5/18 transitions.
Graph (complete) has 6 edges and 9 vertex of which 6 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Discarding 1 places :
Implicit places reduction removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 5 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 3 rules in 1 ms. Remains 5 /9 variables (removed 4) and now considering 5/5 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/22 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 152 ms. Remains : 5/22 places, 5/18 transitions.
Built C files in :
/tmp/ltsmin18335022431677296126
[2025-06-01 20:11:27] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18335022431677296126
Running compilation step : cd /tmp/ltsmin18335022431677296126;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' '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'
Compilation finished in 221 ms.
Running link step : cd /tmp/ltsmin18335022431677296126;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 49 ms.
Running LTSmin : cd /tmp/ltsmin18335022431677296126;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased6340604683289191137.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-01 20:11:42] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:42] [INFO ] Implicit Places using invariants in 37 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/22 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 40 ms. Remains : 21/22 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin6597753575953234412
[2025-06-01 20:11:42] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6597753575953234412
Running compilation step : cd /tmp/ltsmin6597753575953234412;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' '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'
Compilation finished in 81 ms.
Running link step : cd /tmp/ltsmin6597753575953234412;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin6597753575953234412;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased5212021878695362110.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-01 20:11:58] [INFO ] Flatten gal took : 5 ms
[2025-06-01 20:11:58] [INFO ] Flatten gal took : 5 ms
[2025-06-01 20:11:58] [INFO ] Time to serialize gal into /tmp/LTL4650802806037914010.gal : 1 ms
[2025-06-01 20:11:58] [INFO ] Time to serialize properties into /tmp/LTL6142824077649117826.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4650802806037914010.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11595496531493880397.hoa' '-atoms' '/tmp/LTL6142824077649117826.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL6142824077649117826.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11595496531493880397.hoa
Detected timeout of ITS tools.
[2025-06-01 20:12:13] [INFO ] Flatten gal took : 2 ms
[2025-06-01 20:12:13] [INFO ] Flatten gal took : 2 ms
[2025-06-01 20:12:13] [INFO ] Time to serialize gal into /tmp/LTL6755806040644729324.gal : 0 ms
[2025-06-01 20:12:13] [INFO ] Time to serialize properties into /tmp/LTL7315134182618665136.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6755806040644729324.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7315134182618665136.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(X((F("(p17>=1)"))&&((("((p27>=1)&&(p26>=1))")&&(("(p25>=1)")&&(G("(((p27>=1)&&(p26>=1))&&(p25>=1))"))))U(X(!("((p6>=1)&&(p17>=1))...164
Formula 0 simplified : XX(G!"(p17>=1)" | ((!"((p27>=1)&&(p26>=1))" | !"(p25>=1)" | F!"(((p27>=1)&&(p26>=1))&&(p25>=1))") R X"((p6>=1)&&(p17>=1))"))
Detected timeout of ITS tools.
[2025-06-01 20:12:28] [INFO ] Flatten gal took : 3 ms
[2025-06-01 20:12:28] [INFO ] Applying decomposition
[2025-06-01 20:12:28] [INFO ] Flatten gal took : 2 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/graph15016882957534410351.txt' '-o' '/tmp/graph15016882957534410351.bin' '-w' '/tmp/graph15016882957534410351.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15016882957534410351.bin' '-l' '-1' '-v' '-w' '/tmp/graph15016882957534410351.weights' '-q' '0' '-e' '0.001'
[2025-06-01 20:12:28] [INFO ] Decomposing Gal with order
[2025-06-01 20:12:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 20:12:28] [INFO ] Flatten gal took : 41 ms
[2025-06-01 20:12:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-01 20:12:28] [INFO ] Time to serialize gal into /tmp/LTL2242973622810520323.gal : 1 ms
[2025-06-01 20:12:28] [INFO ] Time to serialize properties into /tmp/LTL13770324924424848074.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2242973622810520323.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13770324924424848074.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X((F("(u4.p17>=1)"))&&((("((u5.p27>=1)&&(i5.u7.p26>=1))")&&(("(i0.u8.p25>=1)")&&(G("(((u5.p27>=1)&&(i5.u7.p26>=1))&&(i0.u8.p25>=1...206
Formula 0 simplified : XX(G!"(u4.p17>=1)" | ((!"((u5.p27>=1)&&(i5.u7.p26>=1))" | !"(i0.u8.p25>=1)" | F!"(((u5.p27>=1)&&(i5.u7.p26>=1))&&(i0.u8.p25>=1))") R...189
Detected timeout of ITS tools.
Treatment of property HouseConstruction-PT-08000-LTLFireability-04 finished in 82090 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(!(!p0 U (X((p0 U X(p1)))&&!p2)))'
Support contains 5 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 24 cols
[2025-06-01 20:12:43] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:12:43] [INFO ] Implicit Places using invariants in 46 ms returned [3, 18]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 22/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 119 ms :[(AND p1 (NOT p2)), p1, p1, true]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-07
Entered a terminal (fully accepting) state of product in 3100 steps with 767 reset in 7 ms.
FORMULA HouseConstruction-PT-08000-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-08000-LTLFireability-07 finished in 199 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F(p1)&&F(!p1))))'
Support contains 2 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 23 transition count 18
Applied a total of 1 rules in 2 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-01 20:12:43] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:12:43] [INFO ] Implicit Places using invariants in 39 ms returned [3, 17]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 55 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 58 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 174 ms :[true, true, (NOT p0), (NOT p1), p1]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-09
Product exploration explored 100000 steps with 2 reset in 172 ms.
Product exploration explored 100000 steps with 1 reset in 252 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 97 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64016 steps (8 resets) in 19 ms. (3200 steps per ms) remains 1/1 properties
BEST_FIRST walk for 440 steps (0 resets) in 7 ms. (55 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 7 factoid took 125 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 102 ms :[(NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 21 cols
[2025-06-01 20:12:44] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:12:44] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 20:12:44] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-01 20:12:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:12:44] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 20:12:44] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-01 20:12:44] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 20:12:44] [INFO ] Added : 17 causal constraints over 4 iterations in 16 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 21 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-01 20:12:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:12:45] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-01 20:12:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:12:45] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-01 20:12:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/39 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 24 constraints, problems are : Problem set: 0 solved, 17 unsolved in 222 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/39 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 41 constraints, problems are : Problem set: 0 solved, 17 unsolved in 207 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 433ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 433ms
Finished structural reductions in LTL mode , in 1 iterations and 508 ms. Remains : 21/21 places, 18/18 transitions.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64016 steps (8 resets) in 17 ms. (3556 steps per ms) remains 1/1 properties
BEST_FIRST walk for 540 steps (0 resets) in 7 ms. (67 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-06-01 20:12:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:12:46] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 20:12:46] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-01 20:12:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:12:46] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 20:12:46] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-01 20:12:46] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 20:12:46] [INFO ] Added : 17 causal constraints over 4 iterations in 11 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3222 reset in 104 ms.
Product exploration explored 100000 steps with 3273 reset in 104 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 129 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 21 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Graph (complete) has 22 edges and 21 vertex of which 10 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.0 ms
Discarding 11 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 10 transition count 9
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 3 place count 10 transition count 10
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 6 place count 10 transition count 10
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 7 place count 9 transition count 9
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 9 transition count 9
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 8 rules in 5 ms. Remains 9 /21 variables (removed 12) and now considering 9/18 (removed 9) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 20:12:46] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
// Phase 1: matrix 9 rows 9 cols
[2025-06-01 20:12:46] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
At refinement iteration 2 (OVERLAPS) 9/17 variables, 8/9 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/9 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/18 variables, 1/10 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/10 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/10 constraints. Problems are: Problem set: 5 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 10 constraints, problems are : Problem set: 5 solved, 3 unsolved in 93 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 2/6 variables, 1/1 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/15 variables, 6/7 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 3/10 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 3/18 variables, 3/13 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/13 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/13 constraints. Problems are: Problem set: 5 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 13 constraints, problems are : Problem set: 5 solved, 3 unsolved in 46 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 3/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 142ms problems are : Problem set: 5 solved, 3 unsolved
Search for dead transitions found 5 dead transitions in 142ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 9/21 places, 4/18 transitions.
Graph (complete) has 5 edges and 9 vertex of which 5 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 0 output transitions
Ensure Unique test removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 4 transition count 4
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 2 place count 4 transition count 4
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 4 transition count 4
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 3 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 3 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 5 rules in 1 ms. Remains 3 /9 variables (removed 6) and now considering 3/4 (removed 1) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 3/21 places, 3/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 155 ms. Remains : 3/21 places, 3/18 transitions.
Built C files in :
/tmp/ltsmin8339030826999767251
[2025-06-01 20:12:46] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8339030826999767251
Running compilation step : cd /tmp/ltsmin8339030826999767251;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' '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'
Compilation finished in 82 ms.
Running link step : cd /tmp/ltsmin8339030826999767251;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 31 ms.
Running LTSmin : cd /tmp/ltsmin8339030826999767251;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased14709371003747602514.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-01 20:13:02] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:13:02] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-01 20:13:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:13:02] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-01 20:13:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/39 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 24 constraints, problems are : Problem set: 0 solved, 17 unsolved in 199 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/39 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 41 constraints, problems are : Problem set: 0 solved, 17 unsolved in 193 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 395ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 395ms
Finished structural reductions in LTL mode , in 1 iterations and 464 ms. Remains : 21/21 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin16180760367993297601
[2025-06-01 20:13:02] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16180760367993297601
Running compilation step : cd /tmp/ltsmin16180760367993297601;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' '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'
Compilation finished in 76 ms.
Running link step : cd /tmp/ltsmin16180760367993297601;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin16180760367993297601;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased14411734405576772101.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-01 20:13:17] [INFO ] Flatten gal took : 2 ms
[2025-06-01 20:13:17] [INFO ] Flatten gal took : 2 ms
[2025-06-01 20:13:17] [INFO ] Time to serialize gal into /tmp/LTL11931794116311971140.gal : 2 ms
[2025-06-01 20:13:17] [INFO ] Time to serialize properties into /tmp/LTL6721517815040488524.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11931794116311971140.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6366503677839844562.hoa' '-atoms' '/tmp/LTL6721517815040488524.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL6721517815040488524.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6366503677839844562.hoa
Detected timeout of ITS tools.
[2025-06-01 20:13:32] [INFO ] Flatten gal took : 1 ms
[2025-06-01 20:13:32] [INFO ] Flatten gal took : 1 ms
[2025-06-01 20:13:32] [INFO ] Time to serialize gal into /tmp/LTL11580206027674758944.gal : 0 ms
[2025-06-01 20:13:32] [INFO ] Time to serialize properties into /tmp/LTL10639654517634293587.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11580206027674758944.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10639654517634293587.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(((F("(p17>=1)"))&&(F("(p1>=1)")))&&(F("(p1<1)")))))
Formula 0 simplified : X(G!"(p17>=1)" | G!"(p1>=1)" | G!"(p1<1)")
Detected timeout of ITS tools.
[2025-06-01 20:13:47] [INFO ] Flatten gal took : 3 ms
[2025-06-01 20:13:47] [INFO ] Applying decomposition
[2025-06-01 20:13:47] [INFO ] Flatten gal took : 3 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/graph16099801813542371329.txt' '-o' '/tmp/graph16099801813542371329.bin' '-w' '/tmp/graph16099801813542371329.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16099801813542371329.bin' '-l' '-1' '-v' '-w' '/tmp/graph16099801813542371329.weights' '-q' '0' '-e' '0.001'
[2025-06-01 20:13:47] [INFO ] Decomposing Gal with order
[2025-06-01 20:13:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 20:13:47] [INFO ] Flatten gal took : 2 ms
[2025-06-01 20:13:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 20:13:47] [INFO ] Time to serialize gal into /tmp/LTL17831516562818414640.gal : 1 ms
[2025-06-01 20:13:47] [INFO ] Time to serialize properties into /tmp/LTL15299911320037910654.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17831516562818414640.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15299911320037910654.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X(((F("(i1.u4.p17>=1)"))&&(F("(i0.u0.p1>=1)")))&&(F("(i0.u0.p1<1)")))))
Formula 0 simplified : X(G!"(i1.u4.p17>=1)" | G!"(i0.u0.p1>=1)" | G!"(i0.u0.p1<1)")
Detected timeout of ITS tools.
Treatment of property HouseConstruction-PT-08000-LTLFireability-09 finished in 79211 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(F(!p1))))'
Support contains 2 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 23 transition count 18
Applied a total of 1 rules in 1 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-01 20:14:02] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:02] [INFO ] Implicit Places using invariants in 37 ms returned [3, 17]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 37 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-10
Product exploration explored 100000 steps with 4150 reset in 93 ms.
Product exploration explored 100000 steps with 4157 reset in 88 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1)), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 90 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[p1, p1]
RANDOM walk for 64016 steps (8 resets) in 15 ms. (4001 steps per ms) remains 1/1 properties
BEST_FIRST walk for 369 steps (0 resets) in 4 ms. (73 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1)), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 7 factoid took 125 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 61 ms :[p1, p1]
Stuttering acceptance computed with spot in 71 ms :[p1, p1]
// Phase 1: matrix 18 rows 21 cols
[2025-06-01 20:14:03] [INFO ] Computed 3 invariants in 5 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:14:03] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 20:14:03] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-01 20:14:03] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 20:14:03] [INFO ] Added : 9 causal constraints over 2 iterations in 18 ms. Result :sat
Could not prove EG p1
Support contains 1 out of 21 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Graph (complete) has 22 edges and 21 vertex of which 9 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 10 output transitions
Drop transitions (Output transitions of discarded places.) removed 10 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 9 transition count 7
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 8 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5 place count 7 transition count 6
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 5 place count 7 transition count 3
Deduced a syphon composed of 3 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 7 rules applied. Total rules applied 12 place count 3 transition count 3
Applied a total of 12 rules in 3 ms. Remains 3 /21 variables (removed 18) and now considering 3/18 (removed 15) transitions.
// Phase 1: matrix 3 rows 3 cols
[2025-06-01 20:14:03] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:03] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-06-01 20:14:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:03] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 30 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 20:14:03] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2025-06-01 20:14:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 3 constraints, problems are : Problem set: 0 solved, 2 unsolved in 24 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/6 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/6 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 28 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 54ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/21 places, 3/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 97 ms. Remains : 3/21 places, 3/18 transitions.
Computed a total of 3 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p1, (X p1), (F (G p1))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 3 factoid took 131 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[p1, p1]
RANDOM walk for 64016 steps (8 resets) in 11 ms. (5334 steps per ms) remains 1/1 properties
BEST_FIRST walk for 16 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [p1, (X p1), (F (G p1))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT p1))]
Knowledge based reduction with 3 factoid took 152 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[p1, p1]
Stuttering acceptance computed with spot in 72 ms :[p1, p1]
[2025-06-01 20:14:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:14:04] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 20:14:04] [INFO ] Computed and/alt/rep : 2/2/2 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 20:14:04] [INFO ] Added : 0 causal constraints over 0 iterations in 1 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 73 ms :[p1, p1]
Product exploration explored 100000 steps with 25011 reset in 46 ms.
Product exploration explored 100000 steps with 25054 reset in 57 ms.
Built C files in :
/tmp/ltsmin7734732461395752986
[2025-06-01 20:14:04] [INFO ] Computing symmetric may disable matrix : 3 transitions.
[2025-06-01 20:14:04] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 20:14:04] [INFO ] Computing symmetric may enable matrix : 3 transitions.
[2025-06-01 20:14:04] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 20:14:04] [INFO ] Computing Do-Not-Accords matrix : 3 transitions.
[2025-06-01 20:14:04] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 20:14:04] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7734732461395752986
Running compilation step : cd /tmp/ltsmin7734732461395752986;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' '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'
Compilation finished in 58 ms.
Running link step : cd /tmp/ltsmin7734732461395752986;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin7734732461395752986;'/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' '--hoa' '/tmp/stateBased13042646215734294760.hoa' '--buchi-type=spotba'
LTSmin run took 494 ms.
FORMULA HouseConstruction-PT-08000-LTLFireability-10 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property HouseConstruction-PT-08000-LTLFireability-10 finished in 2359 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F((X((p1&&F(G(p2))))&&p0))) U (!p3&&X(!p3))))'
Support contains 7 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 23 transition count 18
Applied a total of 1 rules in 1 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-01 20:14:05] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:05] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-01 20:14:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:05] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-01 20:14:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 1/41 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/41 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 28 constraints, problems are : Problem set: 0 solved, 17 unsolved in 214 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 1/41 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/41 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 45 constraints, problems are : Problem set: 0 solved, 17 unsolved in 237 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 455ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 455ms
Starting structural reductions in LTL mode, iteration 1 : 23/24 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 526 ms. Remains : 23/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 288 ms :[p3, (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), p3, (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-11
Product exploration explored 100000 steps with 0 reset in 150 ms.
Product exploration explored 100000 steps with 0 reset in 205 ms.
Computed a total of 23 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p3 (NOT p0) (NOT p1) (NOT p2)), (X (NOT p3)), (X (NOT (AND p3 (NOT p0)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p3 p0))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p3 p0)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G p3)), (F (G (NOT p0))), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND p3 (NOT p0)))), (X (X (NOT (AND p3 (NOT p0)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be false thanks to negative knowledge :(X (X p3))
Knowledge based reduction with 18 factoid took 179 ms. Reduced automaton from 6 states, 19 edges and 4 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-08000-LTLFireability-11 FALSE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-08000-LTLFireability-11 finished in 1401 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (F(!p1)&&X(X(p2)))))'
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 24 /24 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 24 cols
[2025-06-01 20:14:06] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:06] [INFO ] Implicit Places using invariants in 33 ms returned [3, 18]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 22/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 338 ms :[(OR (NOT p2) p1), p1, (NOT p2), (NOT p2), (NOT p2), true, (NOT p2), (AND p1 (NOT p2)), (NOT p0)]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-12
Entered a terminal (fully accepting) state of product in 97 steps with 4 reset in 1 ms.
FORMULA HouseConstruction-PT-08000-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-08000-LTLFireability-12 finished in 403 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(p0)&&(G(p2)||p1)))))'
Support contains 3 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 23 transition count 18
Applied a total of 1 rules in 2 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-01 20:14:07] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:07] [INFO ] Implicit Places using invariants in 31 ms returned [17]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/24 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35 ms. Remains : 22/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 227 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA HouseConstruction-PT-08000-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HouseConstruction-PT-08000-LTLFireability-13 finished in 275 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G((!(X(p0) U p1)||p2)))||F(p3))))'
Support contains 6 out of 24 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 23 transition count 15
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4 rules applied. Total rules applied 7 place count 20 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 8 place count 19 transition count 14
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 8 place count 19 transition count 9
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 18 place count 14 transition count 9
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 3 with 1 rules applied. Total rules applied 19 place count 13 transition count 9
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 23 place count 10 transition count 8
Applied a total of 23 rules in 6 ms. Remains 10 /24 variables (removed 14) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 10 cols
[2025-06-01 20:14:07] [INFO ] Computed 2 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:07] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-01 20:14:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:07] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 20:14:07] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-01 20:14:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 8/17 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 1/18 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 12 constraints, problems are : Problem set: 0 solved, 7 unsolved in 67 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 7/7 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 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 8/17 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 1/18 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 7 unsolved in 81 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 151ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 151ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/24 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 204 ms. Remains : 10/24 places, 8/18 transitions.
Stuttering acceptance computed with spot in 142 ms :[(AND p1 (NOT p2) (NOT p3)), (AND p1 (NOT p2) (NOT p3)), (AND p1 (NOT p2) (NOT p3))]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-14
Product exploration explored 100000 steps with 10352 reset in 107 ms.
Product exploration explored 100000 steps with 7149 reset in 159 ms.
Computed a total of 10 stabilizing places and 8 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 10 transition count 8
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3) (NOT p0)), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND p1 (NOT p2) (NOT p3)))), (X (AND (NOT p1) (NOT p2) (NOT p3))), (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND p1 (NOT p3) p0)))), (X (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3) p0))), (X (NOT (AND p2 (NOT p3) (NOT p0)))), (X (NOT (AND p2 (NOT p3)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p3) (NOT p0))))), (X (X (NOT (AND p2 (NOT p3))))), (X (X (NOT p0))), (F (G (NOT p1))), (F (G p2)), (F (G (NOT p3))), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X p3)), (X (X (NOT p3))), (X (X (AND p1 (NOT p2) (NOT p3)))), (X (X (NOT (AND p1 (NOT p2) (NOT p3))))), (X (X (AND (NOT p1) (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3))))), (X (X (OR (AND p1 (NOT p2) (NOT p3)) (AND p1 (NOT p3) p0)))), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND p1 (NOT p3) p0))))), (X (X (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3) p0)))), (X (X (NOT (OR (AND (NOT p1) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3) p0))))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 19 factoid took 17 ms. Reduced automaton from 3 states, 9 edges and 4 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-08000-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-08000-LTLFireability-14 finished in 681 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(p0)&&F(!p1)))))'
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 23 transition count 18
Applied a total of 1 rules in 0 ms. Remains 23 /24 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-01 20:14:07] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:08] [INFO ] Implicit Places using invariants in 33 ms returned [3, 17]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/24 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37 ms. Remains : 21/24 places, 18/18 transitions.
Stuttering acceptance computed with spot in 152 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-15
Product exploration explored 100000 steps with 2663 reset in 105 ms.
Product exploration explored 100000 steps with 2655 reset in 123 ms.
Computed a total of 21 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 21 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT p0))), (X (X (AND p1 (NOT p0)))), (X (X p1)), (F (G p1)), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 125 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (NOT p0), p1]
RANDOM walk for 64016 steps (8 resets) in 12 ms. (4924 steps per ms) remains 3/3 properties
BEST_FIRST walk for 908 steps (0 resets) in 6 ms. (129 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT p0))), (X (X (AND p1 (NOT p0)))), (X (X p1)), (F (G p1)), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (NOT (AND p1 (NOT p0))))]
Knowledge based reduction with 7 factoid took 256 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 161 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (NOT p0), p1]
Stuttering acceptance computed with spot in 145 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (NOT p0), p1]
// Phase 1: matrix 18 rows 21 cols
[2025-06-01 20:14:09] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Proved EG (NOT p0)
[2025-06-01 20:14:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:14:09] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 20:14:09] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-01 20:14:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:14:09] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 20:14:09] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-01 20:14:09] [INFO ] Computed and/alt/rep : 17/20/17 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 20:14:09] [INFO ] Added : 17 causal constraints over 4 iterations in 11 ms. Result :sat
Could not prove EG p1
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT p0))), (X (X (AND p1 (NOT p0)))), (X (X p1)), (F (G p1)), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (NOT (AND p1 (NOT p0)))), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 7 factoid took 271 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA HouseConstruction-PT-08000-LTLFireability-15 FALSE TECHNIQUES KNOWLEDGE
Treatment of property HouseConstruction-PT-08000-LTLFireability-15 finished in 1706 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(p0)&&((G(p2)&&p1) U X(!p3))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&F(p1)&&F(!p1))))'
Found a Shortening insensitive property : HouseConstruction-PT-08000-LTLFireability-09
Stuttering acceptance computed with spot in 210 ms :[true, true, (NOT p0), (NOT p1), p1]
Support contains 2 out of 24 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 24/24 places, 18/18 transitions.
Graph (complete) has 27 edges and 24 vertex of which 10 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.0 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 10 transition count 7
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 8 transition count 6
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 7 transition count 6
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 7 place count 7 transition count 3
Deduced a syphon composed of 3 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 7 rules applied. Total rules applied 14 place count 3 transition count 3
Applied a total of 14 rules in 14 ms. Remains 3 /24 variables (removed 21) and now considering 3/18 (removed 15) transitions.
// Phase 1: matrix 3 rows 3 cols
[2025-06-01 20:14:10] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:10] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-01 20:14:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:10] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Running 2 sub problems to find dead transitions.
[2025-06-01 20:14:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 3 constraints, problems are : Problem set: 0 solved, 2 unsolved in 26 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/6 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/6 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 33 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 61ms
Starting structural reductions in LI_LTL mode, iteration 1 : 3/24 places, 3/18 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 120 ms. Remains : 3/24 places, 3/18 transitions.
Running random walk in product with property : HouseConstruction-PT-08000-LTLFireability-09
Product exploration explored 100000 steps with 10 reset in 46 ms.
Product exploration explored 100000 steps with 8 reset in 57 ms.
Computed a total of 3 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X p1), (X (X p1)), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 6 factoid took 156 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 118 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64016 steps (8 resets) in 10 ms. (5819 steps per ms) remains 1/1 properties
BEST_FIRST walk for 16 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X p1), (X (X p1)), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 6 factoid took 203 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-06-01 20:14:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:14:11] [INFO ] [Real]Absence check using state equation in 1 ms returned sat
[2025-06-01 20:14:11] [INFO ] Computed and/alt/rep : 2/2/2 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 20:14:11] [INFO ] Added : 0 causal constraints over 0 iterations in 2 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 3 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 3/3 places, 3/3 transitions.
Applied a total of 0 rules in 0 ms. Remains 3 /3 variables (removed 0) and now considering 3/3 (removed 0) transitions.
[2025-06-01 20:14:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:11] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-01 20:14:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:11] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
Running 2 sub problems to find dead transitions.
[2025-06-01 20:14:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 3 constraints, problems are : Problem set: 0 solved, 2 unsolved in 33 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/6 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/6 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 36 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 71ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 72ms
Finished structural reductions in LTL mode , in 1 iterations and 109 ms. Remains : 3/3 places, 3/3 transitions.
Computed a total of 3 stabilizing places and 3 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3 transition count 3
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(NOT p0), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 141 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 64016 steps (8 resets) in 12 ms. (4924 steps per ms) remains 1/1 properties
BEST_FIRST walk for 16 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 156 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2025-06-01 20:14:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 20:14:11] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 20:14:11] [INFO ] Computed and/alt/rep : 2/2/2 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 20:14:11] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25066 reset in 54 ms.
Product exploration explored 100000 steps with 24902 reset in 46 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 3 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3/3 places, 3/3 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 3 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 3 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 2 ms. Remains 3 /3 variables (removed 0) and now considering 3/3 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 20:14:12] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
// Phase 1: matrix 3 rows 3 cols
[2025-06-01 20:14:12] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem TDEAD1 is UNSAT
At refinement iteration 1 (OVERLAPS) 3/5 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/6 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 3 constraints, problems are : Problem set: 1 solved, 1 unsolved in 26 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2/6 variables, 2/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/6 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 4 constraints, problems are : Problem set: 1 solved, 1 unsolved in 30 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 59ms problems are : Problem set: 1 solved, 1 unsolved
Search for dead transitions found 1 dead transitions in 59ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 3/3 places, 2/3 transitions.
Graph (complete) has 1 edges and 3 vertex of which 2 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 0 ms. Remains 2 /3 variables (removed 1) and now considering 2/2 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/3 places, 2/3 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 66 ms. Remains : 2/3 places, 2/3 transitions.
Built C files in :
/tmp/ltsmin3130489035145877689
[2025-06-01 20:14:12] [INFO ] Built C files in 0ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3130489035145877689
Running compilation step : cd /tmp/ltsmin3130489035145877689;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' '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'
Compilation finished in 67 ms.
Running link step : cd /tmp/ltsmin3130489035145877689;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin3130489035145877689;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased12187515173374402397.hoa' '--buchi-type=spotba'
LTSmin run took 861 ms.
Treatment of property HouseConstruction-PT-08000-LTLFireability-09 finished in 3649 ms.
FORMULA HouseConstruction-PT-08000-LTLFireability-09 TRUE TECHNIQUES SHORTENING_INSENSITIVE
[2025-06-01 20:14:13] [INFO ] Flatten gal took : 3 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14311251060013344585
[2025-06-01 20:14:13] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2025-06-01 20:14:13] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 20:14:13] [INFO ] Applying decomposition
[2025-06-01 20:14:13] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2025-06-01 20:14:13] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 20:14:13] [INFO ] Flatten gal took : 1 ms
[2025-06-01 20:14:13] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2025-06-01 20:14:13] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 20:14:13] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14311251060013344585
Running compilation step : cd /tmp/ltsmin14311251060013344585;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' '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/graph12904817340887618645.txt' '-o' '/tmp/graph12904817340887618645.bin' '-w' '/tmp/graph12904817340887618645.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12904817340887618645.bin' '-l' '-1' '-v' '-w' '/tmp/graph12904817340887618645.weights' '-q' '0' '-e' '0.001'
[2025-06-01 20:14:13] [INFO ] Decomposing Gal with order
[2025-06-01 20:14:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 20:14:13] [INFO ] Flatten gal took : 2 ms
[2025-06-01 20:14:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 20:14:13] [INFO ] Time to serialize gal into /tmp/LTLFireability8872793399002577990.gal : 0 ms
[2025-06-01 20:14:13] [INFO ] Time to serialize properties into /tmp/LTLFireability3549360501648330559.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability8872793399002577990.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability3549360501648330559.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X((F("(u4.p17>=1)"))&&((("((u5.p27>=1)&&(i5.u6.p26>=1))")&&(("(u8.p25>=1)")&&(G("(((u5.p27>=1)&&(i5.u6.p26>=1))&&(u8.p25>=1))")))...200
Formula 0 simplified : XX(G!"(u4.p17>=1)" | ((!"((u5.p27>=1)&&(i5.u6.p26>=1))" | !"(u8.p25>=1)" | F!"(((u5.p27>=1)&&(i5.u6.p26>=1))&&(u8.p25>=1))") R X"((i...183
Compilation finished in 85 ms.
Running link step : cd /tmp/ltsmin14311251060013344585;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin14311251060013344585;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X((<>((LTLAPp0==true))&&(([]((LTLAPp2==true))&&(LTLAPp1==true)) U X(!(LTLAPp3==true))))))' '--buchi-type=spotba'
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 0/ 8), 0.000: Loading model from ./gal.so
pins2lts-mc-linux64( 1/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 4/ 8), 0.000: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.001: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.002: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.001: LTL layer: formula: X(X((<>((LTLAPp0==true))&&(([]((LTLAPp2==true))&&(LTLAPp1==true)) U X(!(LTLAPp3==true))))))
pins2lts-mc-linux64( 5/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.002: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.001: "X(X((<>((LTLAPp0==true))&&(([]((LTLAPp2==true))&&(LTLAPp1==true)) U X(!(LTLAPp3==true))))))" is not a file, parsing as formula...
pins2lts-mc-linux64( 4/ 8), 0.001: Using Spin LTL semantics
pins2lts-mc-linux64( 7/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.001: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.001: completed loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.002: completed loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.000: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.002: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.002: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.002: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.002: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.027: There are 24 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.027: State length is 25, there are 63 groups
pins2lts-mc-linux64( 0/ 8), 0.027: Running cndfs using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.027: Using a tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.027: Successor permutation: dynamic
pins2lts-mc-linux64( 0/ 8), 0.027: Global bits: 2, count bits: 0, local bits: 0
pins2lts-mc-linux64( 5/ 8), 0.045: [Blue] ~88 levels ~960 states ~2512 transitions
pins2lts-mc-linux64( 5/ 8), 0.055: [Blue] ~158 levels ~1920 states ~4928 transitions
pins2lts-mc-linux64( 1/ 8), 0.085: [Blue] ~324 levels ~3840 states ~10640 transitions
pins2lts-mc-linux64( 1/ 8), 0.136: [Blue] ~564 levels ~7680 states ~18320 transitions
pins2lts-mc-linux64( 5/ 8), 0.212: [Blue] ~1115 levels ~15360 states ~40664 transitions
pins2lts-mc-linux64( 1/ 8), 0.372: [Blue] ~2050 levels ~30720 states ~67248 transitions
pins2lts-mc-linux64( 1/ 8), 0.747: [Blue] ~3970 levels ~61440 states ~144048 transitions
pins2lts-mc-linux64( 1/ 8), 1.125: [Blue] ~7810 levels ~122880 states ~297648 transitions
pins2lts-mc-linux64( 1/ 8), 1.564: [Blue] ~15490 levels ~245760 states ~545848 transitions
pins2lts-mc-linux64( 1/ 8), 1.977: [Blue] ~30850 levels ~491520 states ~1066848 transitions
pins2lts-mc-linux64( 1/ 8), 2.522: [Blue] ~61570 levels ~983040 states ~2111328 transitions
pins2lts-mc-linux64( 2/ 8), 3.471: [Blue] ~87995 levels ~1966080 states ~4103512 transitions
pins2lts-mc-linux64( 2/ 8), 5.474: [Blue] ~87995 levels ~3932160 states ~7052632 transitions
pins2lts-mc-linux64( 2/ 8), 9.559: [Blue] ~87995 levels ~7864320 states ~12950872 transitions
pins2lts-mc-linux64( 2/ 8), 17.550: [Blue] ~87995 levels ~15728640 states ~24747352 transitions
pins2lts-mc-linux64( 2/ 8), 35.414: [Blue] ~87995 levels ~31457280 states ~48340312 transitions
pins2lts-mc-linux64( 6/ 8), 73.263: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 73.304:
pins2lts-mc-linux64( 0/ 8), 73.304: Explored 49249251 states 150737143 transitions, fanout: 3.061
pins2lts-mc-linux64( 0/ 8), 73.304: Total exploration time 73.260 sec (73.220 sec minimum, 73.238 sec on average)
pins2lts-mc-linux64( 0/ 8), 73.304: States per second: 672253, Transitions per second: 2057564
pins2lts-mc-linux64( 0/ 8), 73.304:
pins2lts-mc-linux64( 0/ 8), 73.304: State space has 47217866 states, 36129057 are accepting
pins2lts-mc-linux64( 0/ 8), 73.304: cndfs_1 (permutation: dynamic) stats:
pins2lts-mc-linux64( 0/ 8), 73.304: blue states: 49249251 (104.30%), transitions: 0 (per worker)
pins2lts-mc-linux64( 0/ 8), 73.304: red states: 0 (0.00%), bogus: 0 (0.00%), transitions: 0, waits: 0 (0.00 sec)
pins2lts-mc-linux64( 0/ 8), 73.304: all-red states: 36129057 (76.52%), bogus 1950659 (4.13%)
pins2lts-mc-linux64( 0/ 8), 73.304:
pins2lts-mc-linux64( 0/ 8), 73.304: Total memory used for local state coloring: 10.7MB
pins2lts-mc-linux64( 0/ 8), 73.304:
pins2lts-mc-linux64( 0/ 8), 73.304: Queue width: 8B, total height: 703968, memory: 5.37MB
pins2lts-mc-linux64( 0/ 8), 73.304: Tree memory: 616.2MB, 13.7 B/state, compr.: 13.4%
pins2lts-mc-linux64( 0/ 8), 73.304: Tree fill ratio (roots/leafs): 35.0%/99.0%
pins2lts-mc-linux64( 0/ 8), 73.304: Stored 19 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 73.304: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 73.304: Est. total memory use: 621.6MB (~1029.4MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14311251060013344585;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X((<>((LTLAPp0==true))&&(([]((LTLAPp2==true))&&(LTLAPp1==true)) U X(!(LTLAPp3==true))))))' '--buchi-type=spotba'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14311251060013344585;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X((<>((LTLAPp0==true))&&(([]((LTLAPp2==true))&&(LTLAPp1==true)) U X(!(LTLAPp3==true))))))' '--buchi-type=spotba'
255
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner.checkProperty(LTSminRunner.java:241)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.checkProperties(LTSminRunner.java:176)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:114)
at java.base/java.lang.Thread.run(Thread.java:1583)
Detected timeout of ITS tools.
[2025-06-01 20:35:12] [INFO ] Flatten gal took : 2 ms
[2025-06-01 20:35:12] [INFO ] Time to serialize gal into /tmp/LTLFireability4300895185640603756.gal : 1 ms
[2025-06-01 20:35:12] [INFO ] Time to serialize properties into /tmp/LTLFireability3499417925477333880.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability4300895185640603756.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability3499417925477333880.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...297
Read 1 LTL properties
Checking formula 0 : !((X(X((F("(p17>=1)"))&&((("((p27>=1)&&(p26>=1))")&&(("(p25>=1)")&&(G("(((p27>=1)&&(p26>=1))&&(p25>=1))"))))U(X(!("((p6>=1)&&(p17>=1))...164
Formula 0 simplified : XX(G!"(p17>=1)" | ((!"((p27>=1)&&(p26>=1))" | !"(p25>=1)" | F!"(((p27>=1)&&(p26>=1))&&(p25>=1))") R X"((p6>=1)&&(p17>=1))"))
Detected timeout of ITS tools.
[2025-06-01 20:56:13] [INFO ] Flatten gal took : 258 ms
[2025-06-01 20:56:13] [INFO ] Input system was already deterministic with 18 transitions.
[2025-06-01 20:56:14] [INFO ] Transformed 24 places.
[2025-06-01 20:56:14] [INFO ] Transformed 18 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2025-06-01 20:56:14] [INFO ] Time to serialize gal into /tmp/LTLFireability5078398810019590847.gal : 3 ms
[2025-06-01 20:56:14] [INFO ] Time to serialize properties into /tmp/LTLFireability8475503907228691141.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability5078398810019590847.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability8475503907228691141.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...342
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((X(X((F("(p17>=1)"))&&((("((p27>=1)&&(p26>=1))")&&(("(p25>=1)")&&(G("(((p27>=1)&&(p26>=1))&&(p25>=1))"))))U(X(!("((p6>=1)&&(p17>=1))...164
Formula 0 simplified : XX(G!"(p17>=1)" | ((!"((p27>=1)&&(p26>=1))" | !"(p25>=1)" | F!"(((p27>=1)&&(p26>=1))&&(p25>=1))") R X"((p6>=1)&&(p17>=1))"))
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="HouseConstruction-PT-08000"
export BK_EXAMINATION="LTLFireability"
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 HouseConstruction-PT-08000, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-tall-174876422300236"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HouseConstruction-PT-08000.tgz
mv HouseConstruction-PT-08000 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;