About the Execution of ITS-Tools for Szymanski-PT-b02
| 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 | F?FFTFF?FFFF?F?? | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589200132.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 Szymanski-PT-b02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589200132
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 3.7M May 29 14:33 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Szymanski-PT-b02-LTLFireability-00
FORMULA_NAME Szymanski-PT-b02-LTLFireability-01
FORMULA_NAME Szymanski-PT-b02-LTLFireability-02
FORMULA_NAME Szymanski-PT-b02-LTLFireability-03
FORMULA_NAME Szymanski-PT-b02-LTLFireability-04
FORMULA_NAME Szymanski-PT-b02-LTLFireability-05
FORMULA_NAME Szymanski-PT-b02-LTLFireability-06
FORMULA_NAME Szymanski-PT-b02-LTLFireability-07
FORMULA_NAME Szymanski-PT-b02-LTLFireability-08
FORMULA_NAME Szymanski-PT-b02-LTLFireability-09
FORMULA_NAME Szymanski-PT-b02-LTLFireability-10
FORMULA_NAME Szymanski-PT-b02-LTLFireability-11
FORMULA_NAME Szymanski-PT-b02-LTLFireability-12
FORMULA_NAME Szymanski-PT-b02-LTLFireability-13
FORMULA_NAME Szymanski-PT-b02-LTLFireability-14
FORMULA_NAME Szymanski-PT-b02-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749173738427
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-06 01:35:39] [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]
[2025-06-06 01:35:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 01:35:40] [INFO ] Load time of PNML (sax parser for PT used): 329 ms
[2025-06-06 01:35:40] [INFO ] Transformed 568 places.
[2025-06-06 01:35:40] [INFO ] Transformed 8320 transitions.
[2025-06-06 01:35:40] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 504 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Deduced a syphon composed of 260 places in 20 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b02-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b02-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 308 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 306 transition count 8064
Applied a total of 2 rules in 124 ms. Remains 306 /308 variables (removed 2) and now considering 8064/8064 (removed 0) transitions.
[2025-06-06 01:35:40] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2025-06-06 01:35:40] [INFO ] Computed 1 invariants in 64 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:35:41] [INFO ] Implicit Places using invariants in 654 ms returned []
[2025-06-06 01:35:41] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2025-06-06 01:35:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:35:42] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:36:14] [INFO ] Performed 43/306 implicitness test of which 0 returned IMPLICIT in 32 seconds.
[2025-06-06 01:36:45] [INFO ] Performed 65/306 implicitness test of which 0 returned IMPLICIT in 63 seconds.
[2025-06-06 01:37:23] [INFO ] Performed 75/306 implicitness test of which 0 returned IMPLICIT in 101 seconds.
[2025-06-06 01:37:54] [INFO ] Performed 95/306 implicitness test of which 0 returned IMPLICIT in 131 seconds.
[2025-06-06 01:37:54] [INFO ] Timeout of Implicit test with SMT after 131 seconds.
[2025-06-06 01:37:54] [INFO ] Implicit Places using invariants and state equation in 132623 ms returned []
Implicit Place search using SMT with State Equation took 133317 ms to find 0 implicit places.
Running 8062 sub problems to find dead transitions.
[2025-06-06 01:37:54] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2025-06-06 01:37:54] [INFO ] Invariant cache hit.
[2025-06-06 01:37:54] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30188 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 8062/8062 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8062 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30107 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/8062 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74661ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 74730ms
Starting structural reductions in LTL mode, iteration 1 : 306/308 places, 8064/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 208224 ms. Remains : 306/308 places, 8064/8064 transitions.
Support contains 50 out of 306 places after structural reductions.
[2025-06-06 01:39:09] [INFO ] Flatten gal took : 413 ms
[2025-06-06 01:39:09] [INFO ] Flatten gal took : 258 ms
[2025-06-06 01:39:10] [INFO ] Input system was already deterministic with 8064 transitions.
Reduction of identical properties reduced properties to check from 28 to 27
RANDOM walk for 40003 steps (8 resets) in 2524 ms. (15 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 24/27 properties
BEST_FIRST walk for 4003 steps (8 resets) in 55 ms. (71 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (8 resets) in 51 ms. (76 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 23/24 properties
BEST_FIRST walk for 4003 steps (8 resets) in 45 ms. (87 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 48 ms. (81 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 46 ms. (85 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 22/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 21/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 20/21 properties
[2025-06-06 01:39:11] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2025-06-06 01:39:11] [INFO ] Invariant cache hit.
[2025-06-06 01:39:11] [INFO ] State equation strengthened by 147 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/37 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 269/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp24 is UNSAT
At refinement iteration 3 (OVERLAPS) 2733/3039 variables, 306/307 constraints. Problems are: Problem set: 2 solved, 18 unsolved
SMT process timed out in 5083ms, After SMT, problems are : Problem set: 2 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 32 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 117 transitions
Reduce isomorphic transitions removed 117 transitions.
Iterating post reduction 0 with 117 rules applied. Total rules applied 117 place count 306 transition count 7947
Applied a total of 117 rules in 438 ms. Remains 306 /306 variables (removed 0) and now considering 7947/8064 (removed 117) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 439 ms. Remains : 306/306 places, 7947/8064 transitions.
RANDOM walk for 40002 steps (8 resets) in 538 ms. (74 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (8 resets) in 29 ms. (133 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 26 ms. (148 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 18/18 properties
Interrupted probabilistic random walk after 107391 steps, run timeout after 3001 ms. (steps per millisecond=35 ) properties seen :0 out of 18
Probabilistic random walk after 107391 steps, saw 39598 distinct states, run finished after 3006 ms. (steps per millisecond=35 ) properties seen :0
[2025-06-06 01:39:20] [INFO ] Flow matrix only has 2616 transitions (discarded 5331 similar events)
// Phase 1: matrix 2616 rows 306 cols
[2025-06-06 01:39:20] [INFO ] Computed 1 invariants in 25 ms
[2025-06-06 01:39:20] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 274/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 2616/2922 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2922 variables, 147/454 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2922 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2922/2922 variables, and 454 constraints, problems are : Problem set: 0 solved, 18 unsolved in 45018 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 274/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/306 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 2616/2922 variables, 306/307 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2922/2922 variables, and 454 constraints, problems are : Problem set: 0 solved, 18 unsolved in 45030 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 306/306 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90130ms problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 32 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 7947/7947 transitions.
Applied a total of 0 rules in 291 ms. Remains 306 /306 variables (removed 0) and now considering 7947/7947 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 292 ms. Remains : 306/306 places, 7947/7947 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 7947/7947 transitions.
Applied a total of 0 rules in 327 ms. Remains 306 /306 variables (removed 0) and now considering 7947/7947 (removed 0) transitions.
[2025-06-06 01:40:50] [INFO ] Flow matrix only has 2616 transitions (discarded 5331 similar events)
[2025-06-06 01:40:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:40:51] [INFO ] Implicit Places using invariants in 390 ms returned []
[2025-06-06 01:40:51] [INFO ] Flow matrix only has 2616 transitions (discarded 5331 similar events)
[2025-06-06 01:40:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:40:51] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:41:24] [INFO ] Performed 118/306 implicitness test of which 0 returned IMPLICIT in 32 seconds.
[2025-06-06 01:41:47] [INFO ] Implicit Places using invariants and state equation in 55979 ms returned []
Implicit Place search using SMT with State Equation took 56372 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:41:48] [INFO ] Redundant transitions in 953 ms returned []
Running 7945 sub problems to find dead transitions.
[2025-06-06 01:41:48] [INFO ] Flow matrix only has 2616 transitions (discarded 5331 similar events)
[2025-06-06 01:41:48] [INFO ] Invariant cache hit.
[2025-06-06 01:41:48] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7945 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/2922 variables, and 1 constraints, problems are : Problem set: 0 solved, 7945 unsolved in 30109 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7945/7945 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7945 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7945 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/2922 variables, and 1 constraints, problems are : Problem set: 0 solved, 7945 unsolved in 30096 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7945 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73518ms problems are : Problem set: 0 solved, 7945 unsolved
Search for dead transitions found 0 dead transitions in 73541ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131235 ms. Remains : 306/306 places, 7947/7947 transitions.
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
Computed a total of 12 stabilizing places and 2432 stable transitions
FORMULA Szymanski-PT-b02-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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||G(p1)))))'
Support contains 4 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 730 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 01:43:02] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 01:43:02] [INFO ] Computed 1 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:43:03] [INFO ] Implicit Places using invariants in 413 ms returned []
[2025-06-06 01:43:03] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:43:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:43:04] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:43:37] [INFO ] Performed 278/305 implicitness test of which 0 returned IMPLICIT in 32 seconds.
[2025-06-06 01:44:05] [INFO ] Implicit Places using invariants and state equation in 62109 ms returned []
Implicit Place search using SMT with State Equation took 62539 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:44:06] [INFO ] Redundant transitions in 895 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 01:44:06] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:44:06] [INFO ] Invariant cache hit.
[2025-06-06 01:44:06] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30109 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30109 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73680ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 73696ms
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 137889 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 255 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-00
Stuttering criterion allowed to conclude after 251 steps with 0 reset in 15 ms.
FORMULA Szymanski-PT-b02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b02-LTLFireability-00 finished in 138256 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(!((p0 U p1) U ((X(X(p2))||X(p3))&&F(p0)))))'
Support contains 8 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 73 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 01:45:20] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:45:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:45:20] [INFO ] Implicit Places using invariants in 397 ms returned []
[2025-06-06 01:45:20] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:45:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:45:21] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:45:52] [INFO ] Performed 277/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 01:46:09] [INFO ] Implicit Places using invariants and state equation in 48249 ms returned []
Implicit Place search using SMT with State Equation took 48650 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 01:46:09] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:46:09] [INFO ] Invariant cache hit.
[2025-06-06 01:46:09] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30110 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30098 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73683ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 73720ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 122475 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 563 ms :[(OR (AND p0 p3) (AND p0 p2)), (OR (AND p0 p3) (AND p0 p2)), (OR p3 p2), (OR (AND p0 p3) (AND p0 p2)), (OR (AND p0 p1 p3) (AND p0 p1 p2)), true, p2, p0, (AND p0 p2), (OR (AND p1 p2) (AND p1 p3)), (AND p1 (NOT p3)), (AND p1 p2 (NOT p3))]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-01
Product exploration explored 100000 steps with 25000 reset in 786 ms.
Product exploration explored 100000 steps with 25000 reset in 747 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND p0 p3)))), (X (X (NOT (AND (NOT p0) p3)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 121 ms. Reduced automaton from 12 states, 30 edges and 4 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 222 ms :[true, p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2)]
RANDOM walk for 40002 steps (8 resets) in 486 ms. (82 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (8 resets) in 283 ms. (140 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 197 ms. (202 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 200 ms. (199 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 113180 steps, run timeout after 3001 ms. (steps per millisecond=37 ) properties seen :1 out of 4
Probabilistic random walk after 113180 steps, saw 41509 distinct states, run finished after 3001 ms. (steps per millisecond=37 ) properties seen :1
[2025-06-06 01:47:28] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:47:28] [INFO ] Invariant cache hit.
[2025-06-06 01:47:28] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 301/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf2 is UNSAT
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 1 solved, 2 unsolved in 1690 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 301/305 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 1 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 1 solved, 2 unsolved in 2668 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4431ms problems are : Problem set: 1 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 127 transitions
Reduce isomorphic transitions removed 127 transitions.
Iterating post reduction 0 with 127 rules applied. Total rules applied 127 place count 305 transition count 7809
Applied a total of 127 rules in 196 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7936 (removed 127) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 197 ms. Remains : 305/305 places, 7809/7936 transitions.
RANDOM walk for 40001 steps (8 resets) in 290 ms. (137 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (8 resets) in 90 ms. (439 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 119978 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 2
Probabilistic random walk after 119978 steps, saw 41975 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2025-06-06 01:47:36] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
// Phase 1: matrix 2605 rows 305 cols
[2025-06-06 01:47:36] [INFO ] Computed 2 invariants in 22 ms
[2025-06-06 01:47:36] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 28/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 273/305 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:47:37] [INFO ] Deduced a trap composed of 36 places in 753 ms of which 54 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/305 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2605/2910 variables, 305/308 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2910 variables, 147/455 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2910 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 0/2910 variables, 0/455 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2910/2910 variables, and 455 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2475 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 28/32 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 273/305 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/305 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 2605/2910 variables, 305/308 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2910/2910 variables, and 455 constraints, problems are : Problem set: 0 solved, 2 unsolved in 19278 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21811ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7809/7809 transitions.
Applied a total of 0 rules in 226 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7809 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 226 ms. Remains : 305/305 places, 7809/7809 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7809/7809 transitions.
Applied a total of 0 rules in 202 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7809 (removed 0) transitions.
[2025-06-06 01:47:58] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 01:47:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:47:59] [INFO ] Implicit Places using invariants in 436 ms returned []
[2025-06-06 01:47:59] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 01:47:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:47:59] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:48:30] [INFO ] Performed 113/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 01:49:02] [INFO ] Performed 276/305 implicitness test of which 0 returned IMPLICIT in 62 seconds.
[2025-06-06 01:49:32] [INFO ] Performed 285/305 implicitness test of which 0 returned IMPLICIT in 92 seconds.
[2025-06-06 01:49:47] [INFO ] Implicit Places using invariants and state equation in 107950 ms returned []
Implicit Place search using SMT with State Equation took 108405 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:49:47] [INFO ] Redundant transitions in 687 ms returned []
Running 7807 sub problems to find dead transitions.
[2025-06-06 01:49:47] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 01:49:47] [INFO ] Invariant cache hit.
[2025-06-06 01:49:47] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7807 unsolved
SMT process timed out in 43173ms, After SMT, problems are : Problem set: 0 solved, 7807 unsolved
Search for dead transitions found 0 dead transitions in 43198ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 152534 ms. Remains : 305/305 places, 7809/7809 transitions.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p3)))), (X (X (NOT (AND p0 p3)))), (X (X (NOT (AND (NOT p0) p3)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p3))))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR (NOT p0) (NOT p2)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 15 factoid took 151 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 241 ms :[true, p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2)]
Stuttering acceptance computed with spot in 236 ms :[true, p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2)]
Support contains 4 out of 305 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 36 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 01:50:31] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 01:50:31] [INFO ] Computed 1 invariants in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:50:32] [INFO ] Implicit Places using invariants in 434 ms returned []
[2025-06-06 01:50:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:50:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:50:33] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:51:03] [INFO ] Performed 279/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 01:51:19] [INFO ] Implicit Places using invariants and state equation in 47433 ms returned []
Implicit Place search using SMT with State Equation took 47869 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 01:51:19] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:51:19] [INFO ] Invariant cache hit.
[2025-06-06 01:51:19] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30328 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30184 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74324ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74342ms
Finished structural reductions in LTL mode , in 1 iterations and 122276 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 163 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 247 ms :[true, p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2)]
RANDOM walk for 40001 steps (8 resets) in 563 ms. (70 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 114 ms. (347 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 104949 steps, run timeout after 3001 ms. (steps per millisecond=34 ) properties seen :1 out of 2
Probabilistic random walk after 104949 steps, saw 39083 distinct states, run finished after 3001 ms. (steps per millisecond=34 ) properties seen :1
[2025-06-06 01:52:37] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:52:37] [INFO ] Invariant cache hit.
[2025-06-06 01:52:37] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1125 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1630 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2801ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 127 transitions
Reduce isomorphic transitions removed 127 transitions.
Iterating post reduction 0 with 127 rules applied. Total rules applied 127 place count 305 transition count 7809
Applied a total of 127 rules in 217 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7936 (removed 127) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 219 ms. Remains : 305/305 places, 7809/7936 transitions.
RANDOM walk for 40002 steps (8 resets) in 224 ms. (177 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 96 ms. (412 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 117046 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 1
Probabilistic random walk after 117046 steps, saw 41267 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2025-06-06 01:52:44] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
// Phase 1: matrix 2605 rows 305 cols
[2025-06-06 01:52:44] [INFO ] Computed 2 invariants in 26 ms
[2025-06-06 01:52:44] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 274/305 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:52:44] [INFO ] Deduced a trap composed of 37 places in 626 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:52:45] [INFO ] Deduced a trap composed of 81 places in 451 ms of which 17 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/305 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2605/2910 variables, 305/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2910 variables, 147/456 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:52:47] [INFO ] Deduced a trap composed of 37 places in 664 ms of which 41 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/2910 variables, 1/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/2910 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/2910 variables, 0/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2910/2910 variables, and 457 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3329 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 29/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 274/305 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/305 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:52:48] [INFO ] Deduced a trap composed of 45 places in 505 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:52:48] [INFO ] Deduced a trap composed of 58 places in 494 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:52:49] [INFO ] Deduced a trap composed of 72 places in 508 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 01:52:49] [INFO ] Deduced a trap composed of 74 places in 672 ms of which 38 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2605/2910 variables, 305/314 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2910/2910 variables, and 461 constraints, problems are : Problem set: 0 solved, 1 unsolved in 12741 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16126ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7809/7809 transitions.
Applied a total of 0 rules in 204 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7809 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 204 ms. Remains : 305/305 places, 7809/7809 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7809/7809 transitions.
Applied a total of 0 rules in 193 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7809 (removed 0) transitions.
[2025-06-06 01:53:00] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 01:53:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:53:01] [INFO ] Implicit Places using invariants in 486 ms returned []
[2025-06-06 01:53:01] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 01:53:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:53:01] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:53:34] [INFO ] Performed 104/305 implicitness test of which 0 returned IMPLICIT in 33 seconds.
[2025-06-06 01:54:05] [INFO ] Performed 295/305 implicitness test of which 0 returned IMPLICIT in 63 seconds.
[2025-06-06 01:54:11] [INFO ] Implicit Places using invariants and state equation in 69996 ms returned []
Implicit Place search using SMT with State Equation took 70492 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:54:12] [INFO ] Redundant transitions in 985 ms returned []
Running 7807 sub problems to find dead transitions.
[2025-06-06 01:54:12] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 01:54:12] [INFO ] Invariant cache hit.
[2025-06-06 01:54:12] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7807 unsolved
SMT process timed out in 46159ms, After SMT, problems are : Problem set: 0 solved, 7807 unsolved
Search for dead transitions found 0 dead transitions in 46176ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117877 ms. Remains : 305/305 places, 7809/7809 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p2))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 126 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 220 ms :[true, p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2)]
Stuttering acceptance computed with spot in 244 ms :[true, p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2)]
Stuttering acceptance computed with spot in 214 ms :[true, p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2)]
Product exploration explored 100000 steps with 25000 reset in 695 ms.
Product exploration explored 100000 steps with 25000 reset in 907 ms.
Applying partial POR strategy [true, true, false, false, false, false]
Stuttering acceptance computed with spot in 238 ms :[true, p0, (AND p0 p2), (AND p0 p2), (AND p0 p2), (AND p0 p2)]
Support contains 4 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 260 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 01:55:02] [INFO ] Redundant transitions in 705 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 01:55:02] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 01:55:02] [INFO ] Computed 1 invariants in 16 ms
[2025-06-06 01:55:02] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30103 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30107 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74531ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74561ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 75557 ms. Remains : 305/305 places, 7936/7936 transitions.
Built C files in :
/tmp/ltsmin6257239124721354705
[2025-06-06 01:56:16] [INFO ] Built C files in 130ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6257239124721354705
Running compilation step : cd /tmp/ltsmin6257239124721354705;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6257239124721354705;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6257239124721354705;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 305 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 30 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 01:56:20] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:56:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:56:20] [INFO ] Implicit Places using invariants in 432 ms returned []
[2025-06-06 01:56:20] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:56:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:56:21] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 01:56:52] [INFO ] Performed 276/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 01:57:23] [INFO ] Performed 303/305 implicitness test of which 0 returned IMPLICIT in 61 seconds.
[2025-06-06 01:57:23] [INFO ] Implicit Places using invariants and state equation in 62910 ms returned []
Implicit Place search using SMT with State Equation took 63343 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 01:57:23] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:57:23] [INFO ] Invariant cache hit.
[2025-06-06 01:57:23] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30113 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30103 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74333ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74345ms
Finished structural reductions in LTL mode , in 1 iterations and 137730 ms. Remains : 305/305 places, 7936/7936 transitions.
Built C files in :
/tmp/ltsmin13108927827718774987
[2025-06-06 01:58:37] [INFO ] Built C files in 73ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13108927827718774987
Running compilation step : cd /tmp/ltsmin13108927827718774987;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13108927827718774987;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin13108927827718774987;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-06 01:58:41] [INFO ] Flatten gal took : 443 ms
[2025-06-06 01:58:41] [INFO ] Flatten gal took : 253 ms
[2025-06-06 01:58:41] [INFO ] Time to serialize gal into /tmp/LTL5405694303772651721.gal : 58 ms
[2025-06-06 01:58:41] [INFO ] Time to serialize properties into /tmp/LTL10886526625437040015.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/LTL5405694303772651721.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8299740479700893819.hoa' '-atoms' '/tmp/LTL10886526625437040015.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/LTL10886526625437040015.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut8299740479700893819.hoa
Detected timeout of ITS tools.
[2025-06-06 01:58:57] [INFO ] Flatten gal took : 209 ms
[2025-06-06 01:58:57] [INFO ] Flatten gal took : 222 ms
[2025-06-06 01:58:57] [INFO ] Time to serialize gal into /tmp/LTL2342629035350728981.gal : 31 ms
[2025-06-06 01:58:57] [INFO ] Time to serialize properties into /tmp/LTL9707022935781606767.ltl : 5 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/LTL2342629035350728981.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9707022935781606767.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(!((("((p96>=1)&&(l33>=1))")U("((p77>=1)&&(l18>=1))"))U(((X(X("((p49>=1)&&(l43>=1))")))||(X("((p92>=1)&&(l16>=1))")))&&(F("((p96>=...176
Formula 0 simplified : X(("((p96>=1)&&(l33>=1))" U "((p77>=1)&&(l18>=1))") U (F"((p96>=1)&&(l33>=1))" & X("((p92>=1)&&(l16>=1))" | X"((p49>=1)&&(l43>=1))")...157
Detected timeout of ITS tools.
[2025-06-06 01:59:12] [INFO ] Flatten gal took : 181 ms
[2025-06-06 01:59:12] [INFO ] Applying decomposition
[2025-06-06 01:59:13] [INFO ] Flatten gal took : 188 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/graph3376787969146062703.txt' '-o' '/tmp/graph3376787969146062703.bin' '-w' '/tmp/graph3376787969146062703.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3376787969146062703.bin' '-l' '-1' '-v' '-w' '/tmp/graph3376787969146062703.weights' '-q' '0' '-e' '0.001'
[2025-06-06 01:59:13] [INFO ] Decomposing Gal with order
[2025-06-06 01:59:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 01:59:14] [INFO ] Removed a total of 18062 redundant transitions.
[2025-06-06 01:59:14] [INFO ] Flatten gal took : 758 ms
[2025-06-06 01:59:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 992 labels/synchronizations in 315 ms.
[2025-06-06 01:59:15] [INFO ] Time to serialize gal into /tmp/LTL12873908966397834669.gal : 35 ms
[2025-06-06 01:59:15] [INFO ] Time to serialize properties into /tmp/LTL18269439732897780137.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/LTL12873908966397834669.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL18269439732897780137.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(!((("((i1.u46.p96>=1)&&(i6.u56.l33>=1))")U("((i6.u26.p77>=1)&&(i5.u52.l18>=1))"))U(((X(X("((i1.u17.p49>=1)&&(i7.i1.u60.l43>=1))")...252
Formula 0 simplified : X(("((i1.u46.p96>=1)&&(i6.u56.l33>=1))" U "((i6.u26.p77>=1)&&(i5.u52.l18>=1))") U (F"((i1.u46.p96>=1)&&(i6.u56.l33>=1))" & X("((i2.i...233
Detected timeout of ITS tools.
Treatment of property Szymanski-PT-b02-LTLFireability-01 finished in 849860 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)&&F(p1)) U X((G(!p2)||X(!p3)))))'
Support contains 8 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 62 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 01:59:30] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:59:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:59:30] [INFO ] Implicit Places using invariants in 510 ms returned []
[2025-06-06 01:59:30] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 01:59:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 01:59:31] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:00:02] [INFO ] Performed 294/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:00:08] [INFO ] Implicit Places using invariants and state equation in 37430 ms returned []
Implicit Place search using SMT with State Equation took 37958 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:00:08] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:00:08] [INFO ] Invariant cache hit.
[2025-06-06 02:00:08] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30099 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30097 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74105ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74118ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 112157 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 762 ms :[(AND p2 p3), (AND p3 p2), (AND p2 p3), (AND (NOT p1) p3 p2), p3, (AND p2 p3), true, (AND (NOT p0) p2 p3), (AND (NOT p0) p3), (AND (NOT p1) p2 p3), (AND (NOT p1) p3), (AND (NOT p1) p3 p2), (AND p2 p3), p2, (NOT p0), (AND p2 (NOT p0)), (NOT p1), (AND (NOT p1) p2)]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-04
Product exploration explored 100000 steps with 33333 reset in 690 ms.
Product exploration explored 100000 steps with 33333 reset in 953 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) (NOT p2) (NOT p3)), (X (NOT p2)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 p2))), (X (NOT p0)), (X (AND (NOT p1) (NOT p2))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p1) p3)))), (X (X (NOT (AND p0 (NOT p1) p3)))), (X (X (NOT (AND p0 p3)))), (X (X (NOT (AND (NOT p0) p3)))), (X (X (NOT (AND p0 p2 p3)))), (X (X (NOT (AND (NOT p1) p2 p3)))), (X (X (NOT (AND p2 p3)))), (X (X (NOT (AND (NOT p0) (NOT p2) p3)))), (X (X (NOT (AND (NOT p0) p2 p3)))), (X (X (NOT (AND (NOT p1) (NOT p2) p3)))), (X (X (NOT (AND (NOT p2) p3)))), (X (X (NOT (AND p0 (NOT p2) p3)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 27 factoid took 28 ms. Reduced automaton from 18 states, 46 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-b02-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-b02-LTLFireability-04 finished in 114725 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(X((G(p0)||(X(X(!p2))&&p1)))) U p3))'
Support contains 6 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 62 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 02:01:24] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:01:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:01:25] [INFO ] Implicit Places using invariants in 408 ms returned []
[2025-06-06 02:01:25] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:01:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:01:26] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:01:57] [INFO ] Performed 279/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:02:19] [INFO ] Implicit Places using invariants and state equation in 54531 ms returned []
Implicit Place search using SMT with State Equation took 54942 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:02:19] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:02:19] [INFO ] Invariant cache hit.
[2025-06-06 02:02:19] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30104 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30095 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74791ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74804ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 129823 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 338 ms :[(NOT p3), (OR (NOT p3) (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), true, (NOT p0), p2, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) p2)), (AND p2 (NOT p0)), p2, (AND (NOT p0) p2)]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA Szymanski-PT-b02-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b02-LTLFireability-05 finished in 130202 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))'
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 218 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 02:03:35] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:03:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:03:35] [INFO ] Implicit Places using invariants in 419 ms returned []
[2025-06-06 02:03:35] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:03:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:03:36] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:04:06] [INFO ] Performed 269/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:04:34] [INFO ] Implicit Places using invariants and state equation in 58511 ms returned []
Implicit Place search using SMT with State Equation took 58944 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:04:35] [INFO ] Redundant transitions in 750 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:04:35] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:04:35] [INFO ] Invariant cache hit.
[2025-06-06 02:04:35] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30092 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30087 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75617ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 75629ms
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 135569 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 572 ms.
Stack based approach found an accepted trace after 57 steps with 0 reset with depth 58 and stack size 58 in 3 ms.
FORMULA Szymanski-PT-b02-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Szymanski-PT-b02-LTLFireability-06 finished in 136210 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(((X(F(!p0))&&F(p0))||G(F(!p0))))))'
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 59 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 02:05:51] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:05:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:05:51] [INFO ] Implicit Places using invariants in 403 ms returned []
[2025-06-06 02:05:51] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:05:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:05:52] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:06:23] [INFO ] Performed 287/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:06:32] [INFO ] Implicit Places using invariants and state equation in 40993 ms returned []
Implicit Place search using SMT with State Equation took 41425 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:06:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:06:32] [INFO ] Invariant cache hit.
[2025-06-06 02:06:32] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30126 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30124 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76404ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 76415ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 117912 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 154 ms :[p0, p0, p0, p0]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-07
Product exploration explored 100000 steps with 25000 reset in 741 ms.
Product exploration explored 100000 steps with 25000 reset in 848 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 76 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[p0, p0, p0, p0]
RANDOM walk for 40001 steps (11 resets) in 655 ms. (60 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 275 ms. (144 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 118756 steps, run timeout after 3001 ms. (steps per millisecond=39 ) properties seen :0 out of 1
Probabilistic random walk after 118756 steps, saw 43408 distinct states, run finished after 3001 ms. (steps per millisecond=39 ) properties seen :0
[2025-06-06 02:07:54] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:07:54] [INFO ] Invariant cache hit.
[2025-06-06 02:07:54] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 966 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1598 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2584ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 214 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 214 ms. Remains : 305/305 places, 7808/7936 transitions.
RANDOM walk for 40002 steps (8 resets) in 281 ms. (141 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 124940 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 1
Probabilistic random walk after 124940 steps, saw 43694 distinct states, run finished after 3001 ms. (steps per millisecond=41 ) properties seen :0
[2025-06-06 02:08:00] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2025-06-06 02:08:00] [INFO ] Computed 3 invariants in 14 ms
[2025-06-06 02:08:00] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 284/286 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:08:01] [INFO ] Deduced a trap composed of 31 places in 586 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:08:01] [INFO ] Deduced a trap composed of 37 places in 550 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:08:02] [INFO ] Deduced a trap composed of 36 places in 496 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:08:02] [INFO ] Deduced a trap composed of 37 places in 539 ms of which 38 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/286 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 19/305 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2604/2909 variables, 305/312 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2909 variables, 147/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2909 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/2909 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2909/2909 variables, and 459 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3361 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 284/286 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/286 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:08:04] [INFO ] Deduced a trap composed of 42 places in 459 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:08:04] [INFO ] Deduced a trap composed of 45 places in 491 ms of which 40 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 19/305 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2604/2909 variables, 305/314 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2909/2909 variables, and 461 constraints, problems are : Problem set: 0 solved, 1 unsolved in 10815 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14213ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 205 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 205 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 196 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2025-06-06 02:08:15] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:08:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:08:16] [INFO ] Implicit Places using invariants in 1621 ms returned []
[2025-06-06 02:08:16] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:08:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:08:17] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:08:42] [INFO ] Implicit Places using invariants and state equation in 26114 ms returned []
Implicit Place search using SMT with State Equation took 27780 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:08:43] [INFO ] Redundant transitions in 708 ms returned []
Running 7806 sub problems to find dead transitions.
[2025-06-06 02:08:43] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:08:43] [INFO ] Invariant cache hit.
[2025-06-06 02:08:43] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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(s259 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2909 variables, and 3 constraints, problems are : Problem set: 0 solved, 7806 unsolved in 30103 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7806/7806 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:44] [INFO ] Deduced a trap composed of 81 places in 618 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:44] [INFO ] Deduced a trap composed of 138 places in 465 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:47] [INFO ] Deduced a trap composed of 31 places in 667 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:47] [INFO ] Deduced a trap composed of 42 places in 614 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:48] [INFO ] Deduced a trap composed of 37 places in 614 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:49] [INFO ] Deduced a trap composed of 36 places in 654 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:49] [INFO ] Deduced a trap composed of 36 places in 664 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:50] [INFO ] Deduced a trap composed of 49 places in 536 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:51] [INFO ] Deduced a trap composed of 44 places in 501 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:51] [INFO ] Deduced a trap composed of 48 places in 549 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:52] [INFO ] Deduced a trap composed of 50 places in 544 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:52] [INFO ] Deduced a trap composed of 72 places in 462 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:53] [INFO ] Deduced a trap composed of 78 places in 555 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:53] [INFO ] Deduced a trap composed of 75 places in 531 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:56] [INFO ] Deduced a trap composed of 93 places in 572 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:57] [INFO ] Deduced a trap composed of 60 places in 600 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:57] [INFO ] Deduced a trap composed of 92 places in 567 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:09:58] [INFO ] Deduced a trap composed of 144 places in 619 ms of which 36 ms to minimize.
SMT process timed out in 75263ms, After SMT, problems are : Problem set: 0 solved, 7806 unsolved
Search for dead transitions found 0 dead transitions in 75274ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103986 ms. Remains : 305/305 places, 7808/7808 transitions.
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 68 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 128 ms :[p0, p0, p0, p0]
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 33 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:09:59] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 02:09:59] [INFO ] Computed 1 invariants in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:09:59] [INFO ] Implicit Places using invariants in 446 ms returned []
[2025-06-06 02:09:59] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:09:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:10:00] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:10:30] [INFO ] Performed 286/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:10:40] [INFO ] Implicit Places using invariants and state equation in 41122 ms returned []
Implicit Place search using SMT with State Equation took 41582 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:10:40] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:10:40] [INFO ] Invariant cache hit.
[2025-06-06 02:10:40] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30120 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30111 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74055ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74071ms
Finished structural reductions in LTL mode , in 1 iterations and 115708 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 86 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[p0, p0, p0, p0]
RANDOM walk for 40001 steps (8 resets) in 385 ms. (103 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 147 ms. (270 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 126840 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 1
Probabilistic random walk after 126840 steps, saw 45364 distinct states, run finished after 3009 ms. (steps per millisecond=42 ) properties seen :0
[2025-06-06 02:11:58] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:11:58] [INFO ] Invariant cache hit.
[2025-06-06 02:11:58] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 933 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1564 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2525ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 197 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 200 ms. Remains : 305/305 places, 7808/7936 transitions.
RANDOM walk for 40001 steps (8 resets) in 230 ms. (173 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 88 ms. (449 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 127749 steps, run timeout after 3001 ms. (steps per millisecond=42 ) properties seen :0 out of 1
Probabilistic random walk after 127749 steps, saw 44730 distinct states, run finished after 3004 ms. (steps per millisecond=42 ) properties seen :0
[2025-06-06 02:12:04] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2025-06-06 02:12:04] [INFO ] Computed 3 invariants in 20 ms
[2025-06-06 02:12:04] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 284/286 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:12:04] [INFO ] Deduced a trap composed of 31 places in 560 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:12:05] [INFO ] Deduced a trap composed of 37 places in 499 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:12:05] [INFO ] Deduced a trap composed of 36 places in 523 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:12:06] [INFO ] Deduced a trap composed of 37 places in 529 ms of which 40 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/286 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 19/305 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/305 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2604/2909 variables, 305/312 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2909 variables, 147/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2909 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/2909 variables, 0/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2909/2909 variables, and 459 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3326 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 284/286 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/286 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:12:08] [INFO ] Deduced a trap composed of 42 places in 495 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:12:08] [INFO ] Deduced a trap composed of 45 places in 587 ms of which 38 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 19/305 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/305 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 2604/2909 variables, 305/314 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2909/2909 variables, and 461 constraints, problems are : Problem set: 0 solved, 1 unsolved in 10948 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14327ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 206 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 207 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 202 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2025-06-06 02:12:18] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:12:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:12:20] [INFO ] Implicit Places using invariants in 1614 ms returned []
[2025-06-06 02:12:20] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:12:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:12:21] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:12:49] [INFO ] Implicit Places using invariants and state equation in 29212 ms returned []
Implicit Place search using SMT with State Equation took 30831 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:12:50] [INFO ] Redundant transitions in 688 ms returned []
Running 7806 sub problems to find dead transitions.
[2025-06-06 02:12:50] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2025-06-06 02:12:50] [INFO ] Invariant cache hit.
[2025-06-06 02:12:50] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2909 variables, and 3 constraints, problems are : Problem set: 0 solved, 7806 unsolved in 30095 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7806/7806 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:50] [INFO ] Deduced a trap composed of 81 places in 591 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:50] [INFO ] Deduced a trap composed of 138 places in 508 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:53] [INFO ] Deduced a trap composed of 31 places in 718 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:53] [INFO ] Deduced a trap composed of 42 places in 643 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:54] [INFO ] Deduced a trap composed of 37 places in 682 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:55] [INFO ] Deduced a trap composed of 36 places in 752 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:56] [INFO ] Deduced a trap composed of 36 places in 722 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:56] [INFO ] Deduced a trap composed of 49 places in 512 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:57] [INFO ] Deduced a trap composed of 44 places in 532 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:57] [INFO ] Deduced a trap composed of 48 places in 553 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:58] [INFO ] Deduced a trap composed of 50 places in 652 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:59] [INFO ] Deduced a trap composed of 72 places in 539 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:13:59] [INFO ] Deduced a trap composed of 78 places in 560 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:14:00] [INFO ] Deduced a trap composed of 75 places in 539 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:14:03] [INFO ] Deduced a trap composed of 93 places in 648 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:14:04] [INFO ] Deduced a trap composed of 60 places in 661 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:14:04] [INFO ] Deduced a trap composed of 92 places in 599 ms of which 24 ms to minimize.
SMT process timed out in 74256ms, After SMT, problems are : Problem set: 0 solved, 7806 unsolved
Search for dead transitions found 0 dead transitions in 74270ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106019 ms. Remains : 305/305 places, 7808/7808 transitions.
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 82 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 142 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 161 ms :[p0, p0, p0, p0]
Product exploration explored 100000 steps with 25000 reset in 730 ms.
Product exploration explored 100000 steps with 25000 reset in 736 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 155 ms :[p0, p0, p0, p0]
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 224 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:14:07] [INFO ] Redundant transitions in 713 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:14:08] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 02:14:08] [INFO ] Computed 1 invariants in 39 ms
[2025-06-06 02:14:08] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30107 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30108 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74511ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74526ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 75490 ms. Remains : 305/305 places, 7936/7936 transitions.
Built C files in :
/tmp/ltsmin1545042346375987259
[2025-06-06 02:15:22] [INFO ] Built C files in 83ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1545042346375987259
Running compilation step : cd /tmp/ltsmin1545042346375987259;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1545042346375987259;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1545042346375987259;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 34 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:15:25] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:15:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:15:26] [INFO ] Implicit Places using invariants in 427 ms returned []
[2025-06-06 02:15:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:15:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:15:27] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:15:57] [INFO ] Performed 282/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:16:09] [INFO ] Implicit Places using invariants and state equation in 43219 ms returned []
Implicit Place search using SMT with State Equation took 43669 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:16:09] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:16:09] [INFO ] Invariant cache hit.
[2025-06-06 02:16:09] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30108 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30139 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 77186ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 77199ms
Finished structural reductions in LTL mode , in 1 iterations and 120919 ms. Remains : 305/305 places, 7936/7936 transitions.
Built C files in :
/tmp/ltsmin17373407078200876042
[2025-06-06 02:17:26] [INFO ] Built C files in 69ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17373407078200876042
Running compilation step : cd /tmp/ltsmin17373407078200876042;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17373407078200876042;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17373407078200876042;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-06 02:17:30] [INFO ] Flatten gal took : 189 ms
[2025-06-06 02:17:30] [INFO ] Flatten gal took : 198 ms
[2025-06-06 02:17:30] [INFO ] Time to serialize gal into /tmp/LTL10145923447513937410.gal : 30 ms
[2025-06-06 02:17:30] [INFO ] Time to serialize properties into /tmp/LTL6319671262265804415.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10145923447513937410.gal' '-t' 'CGAL' '-hoa' '/tmp/aut3710186560242460784.hoa' '-atoms' '/tmp/LTL6319671262265804415.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/LTL6319671262265804415.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut3710186560242460784.hoa
Detected timeout of ITS tools.
[2025-06-06 02:17:45] [INFO ] Flatten gal took : 192 ms
[2025-06-06 02:17:45] [INFO ] Flatten gal took : 200 ms
[2025-06-06 02:17:45] [INFO ] Time to serialize gal into /tmp/LTL6686961045175132057.gal : 28 ms
[2025-06-06 02:17:45] [INFO ] Time to serialize properties into /tmp/LTL1782894706173890189.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/LTL6686961045175132057.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1782894706173890189.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((G(F("((p113<1)||(l25<1))")))||((X(F("((p113<1)||(l25<1))")))&&(F("((p113>=1)&&(l25>=1))")))))))
Formula 0 simplified : XX(FG!"((p113<1)||(l25<1))" & (XG!"((p113<1)||(l25<1))" | G!"((p113>=1)&&(l25>=1))"))
Detected timeout of ITS tools.
[2025-06-06 02:18:01] [INFO ] Flatten gal took : 188 ms
[2025-06-06 02:18:01] [INFO ] Applying decomposition
[2025-06-06 02:18:01] [INFO ] Flatten gal took : 195 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/graph1277248836034971611.txt' '-o' '/tmp/graph1277248836034971611.bin' '-w' '/tmp/graph1277248836034971611.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1277248836034971611.bin' '-l' '-1' '-v' '-w' '/tmp/graph1277248836034971611.weights' '-q' '0' '-e' '0.001'
[2025-06-06 02:18:01] [INFO ] Decomposing Gal with order
[2025-06-06 02:18:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-06 02:18:02] [INFO ] Removed a total of 18062 redundant transitions.
[2025-06-06 02:18:02] [INFO ] Flatten gal took : 346 ms
[2025-06-06 02:18:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 905 labels/synchronizations in 207 ms.
[2025-06-06 02:18:02] [INFO ] Time to serialize gal into /tmp/LTL17361470541856039048.gal : 22 ms
[2025-06-06 02:18:02] [INFO ] Time to serialize properties into /tmp/LTL11634873406094499489.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/LTL17361470541856039048.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11634873406094499489.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(X((G(F("((i8.u39.p113<1)||(i7.u55.l25<1))")))||((X(F("((i8.u39.p113<1)||(i7.u55.l25<1))")))&&(F("((i8.u39.p113>=1)&&(i7.u55.l25>=...166
Formula 0 simplified : XX(FG!"((i8.u39.p113<1)||(i7.u55.l25<1))" & (XG!"((i8.u39.p113<1)||(i7.u55.l25<1))" | G!"((i8.u39.p113>=1)&&(i7.u55.l25>=1))"))
Detected timeout of ITS tools.
Treatment of property Szymanski-PT-b02-LTLFireability-07 finished in 746289 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(G((p0 U X(X((F(G(p0)) U p1)))))))'
Support contains 4 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 64 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 02:18:17] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:18:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:18:18] [INFO ] Implicit Places using invariants in 442 ms returned []
[2025-06-06 02:18:18] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:18:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:18:19] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:18:50] [INFO ] Performed 289/305 implicitness test of which 0 returned IMPLICIT in 31 seconds.
[2025-06-06 02:19:03] [INFO ] Implicit Places using invariants and state equation in 45719 ms returned []
Implicit Place search using SMT with State Equation took 46166 ms to find 0 implicit places.
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:19:03] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:19:03] [INFO ] Invariant cache hit.
[2025-06-06 02:19:03] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30099 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30100 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74181ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74196ms
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 120441 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 382 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-10
Product exploration explored 100000 steps with 0 reset in 569 ms.
Stack based approach found an accepted trace after 67 steps with 0 reset with depth 68 and stack size 68 in 1 ms.
FORMULA Szymanski-PT-b02-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Szymanski-PT-b02-LTLFireability-10 finished in 121445 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(p1) U X(X(!p2))))&&p0)))'
Support contains 6 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Applied a total of 0 rules in 35 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
[2025-06-06 02:20:19] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2025-06-06 02:20:19] [INFO ] Computed 1 invariants in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:20:19] [INFO ] Implicit Places using invariants in 440 ms returned []
[2025-06-06 02:20:19] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2025-06-06 02:20:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:20:20] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:20:50] [INFO ] Performed 77/306 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:21:34] [INFO ] Performed 124/306 implicitness test of which 0 returned IMPLICIT in 74 seconds.
[2025-06-06 02:22:08] [INFO ] Performed 126/306 implicitness test of which 0 returned IMPLICIT in 107 seconds.
[2025-06-06 02:22:38] [INFO ] Performed 276/306 implicitness test of which 0 returned IMPLICIT in 138 seconds.
[2025-06-06 02:22:38] [INFO ] Timeout of Implicit test with SMT after 138 seconds.
[2025-06-06 02:22:38] [INFO ] Implicit Places using invariants and state equation in 138868 ms returned []
Implicit Place search using SMT with State Equation took 139312 ms to find 0 implicit places.
Running 8062 sub problems to find dead transitions.
[2025-06-06 02:22:38] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2025-06-06 02:22:38] [INFO ] Invariant cache hit.
[2025-06-06 02:22:38] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
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(s56 1.0)
(s57 1.0)
(s58 1.0)
(s59 1.0)
(s60 1.0)
(s61 1.0)
(s62 1.0)
(s63 1.0)
(s64 1.0)
(s65 1.0)
(s66 1.0)
(s67 1.0)
(s68 1.0)
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(s72 1.0)
(s73 1.0)
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(s75 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30108 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 8062/8062 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8062 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8062 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/3039 variables, and 1 constraints, problems are : Problem set: 0 solved, 8062 unsolved in 30094 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/306 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/8062 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74995ms problems are : Problem set: 0 solved, 8062 unsolved
Search for dead transitions found 0 dead transitions in 75006ms
Finished structural reductions in LTL mode , in 1 iterations and 214368 ms. Remains : 306/306 places, 8064/8064 transitions.
Stuttering acceptance computed with spot in 333 ms :[(OR (NOT p0) p2), (OR (NOT p0) p2), true, p2, p2, (AND (NOT p1) p2), p2, (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p1)]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Szymanski-PT-b02-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b02-LTLFireability-11 finished in 214743 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(G(p0)))'
Support contains 2 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 219 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2025-06-06 02:23:54] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 02:23:54] [INFO ] Computed 1 invariants in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:23:54] [INFO ] Implicit Places using invariants in 422 ms returned []
[2025-06-06 02:23:54] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:23:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:23:55] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:24:35] [INFO ] Performed 267/305 implicitness test of which 0 returned IMPLICIT in 40 seconds.
[2025-06-06 02:24:54] [INFO ] Implicit Places using invariants and state equation in 60483 ms returned []
Implicit Place search using SMT with State Equation took 60928 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:24:55] [INFO ] Redundant transitions in 720 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:24:55] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:24:55] [INFO ] Invariant cache hit.
[2025-06-06 02:24:55] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
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(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
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(s54 1.0)
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(s56 1.0)
(s57 1.0)
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(s59 1.0)
(s60 1.0)
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(s62 1.0)
(s63 1.0)
(s64 1.0)
(s65 1.0)
(s66 1.0)
(s67 1.0)
(s68 1.0)
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(s248 1.0)
(s249 1.0)
(s250 timeout
1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30093 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30097 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74877ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74890ms
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 136778 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-b02-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 587 ms.
Product exploration explored 100000 steps with 0 reset in 573 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
RANDOM walk for 40001 steps (9 resets) in 259 ms. (153 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 123556 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 1
Probabilistic random walk after 123556 steps, saw 44717 distinct states, run finished after 3002 ms. (steps per millisecond=41 ) properties seen :0
[2025-06-06 02:26:15] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:26:15] [INFO ] Invariant cache hit.
[2025-06-06 02:26:15] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 938 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1580 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2539ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 127 transitions
Reduce isomorphic transitions removed 127 transitions.
Iterating post reduction 0 with 127 rules applied. Total rules applied 127 place count 305 transition count 7809
Applied a total of 127 rules in 202 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7936 (removed 127) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 202 ms. Remains : 305/305 places, 7809/7936 transitions.
RANDOM walk for 40000 steps (8 resets) in 240 ms. (165 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 96 ms. (412 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 133357 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 1
Probabilistic random walk after 133357 steps, saw 46305 distinct states, run finished after 3001 ms. (steps per millisecond=44 ) properties seen :0
[2025-06-06 02:26:20] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
// Phase 1: matrix 2605 rows 305 cols
[2025-06-06 02:26:20] [INFO ] Computed 2 invariants in 18 ms
[2025-06-06 02:26:20] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:26:21] [INFO ] Deduced a trap composed of 36 places in 662 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:26:22] [INFO ] Deduced a trap composed of 36 places in 690 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:26:22] [INFO ] Deduced a trap composed of 31 places in 477 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:26:23] [INFO ] Deduced a trap composed of 37 places in 641 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:26:24] [INFO ] Deduced a trap composed of 42 places in 601 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:26:24] [INFO ] Deduced a trap composed of 37 places in 659 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:26:25] [INFO ] Deduced a trap composed of 76 places in 651 ms of which 33 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/305 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2605/2910 variables, 305/314 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2910 variables, 147/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2910 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/2910 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2910/2910 variables, and 461 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5377 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:26:27] [INFO ] Deduced a trap composed of 76 places in 687 ms of which 25 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/305 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/305 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2605/2910 variables, 305/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2910/2910 variables, and 462 constraints, problems are : Problem set: 0 solved, 1 unsolved in 8853 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14279ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 155 ms.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7809/7809 transitions.
Applied a total of 0 rules in 182 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7809 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 305/305 places, 7809/7809 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7809/7809 transitions.
Applied a total of 0 rules in 189 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7809 (removed 0) transitions.
[2025-06-06 02:26:35] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 02:26:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:26:36] [INFO ] Implicit Places using invariants in 432 ms returned []
[2025-06-06 02:26:36] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 02:26:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:26:36] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:27:07] [INFO ] Performed 289/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:27:15] [INFO ] Implicit Places using invariants and state equation in 38938 ms returned []
Implicit Place search using SMT with State Equation took 39371 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:27:15] [INFO ] Redundant transitions in 692 ms returned []
Running 7807 sub problems to find dead transitions.
[2025-06-06 02:27:15] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 02:27:15] [INFO ] Invariant cache hit.
[2025-06-06 02:27:15] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2910 variables, and 2 constraints, problems are : Problem set: 0 solved, 7807 unsolved in 30127 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7807/7807 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7807 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/2910 variables, and 2 constraints, problems are : Problem set: 0 solved, 7807 unsolved in 30096 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7807 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74610ms problems are : Problem set: 0 solved, 7807 unsolved
Search for dead transitions found 0 dead transitions in 74623ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114899 ms. Remains : 305/305 places, 7809/7809 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 89 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 190 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:28:30] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 02:28:30] [INFO ] Computed 1 invariants in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:28:31] [INFO ] Implicit Places using invariants in 444 ms returned []
[2025-06-06 02:28:31] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:28:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:28:32] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:29:12] [INFO ] Performed 267/305 implicitness test of which 0 returned IMPLICIT in 40 seconds.
[2025-06-06 02:29:36] [INFO ] Implicit Places using invariants and state equation in 65509 ms returned []
Implicit Place search using SMT with State Equation took 65958 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:29:37] [INFO ] Redundant transitions in 717 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:29:37] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:29:37] [INFO ] Invariant cache hit.
[2025-06-06 02:29:37] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30143 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30089 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74793ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 74805ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 141687 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 77 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
RANDOM walk for 40001 steps (9 resets) in 340 ms. (117 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 123393 steps, run timeout after 3001 ms. (steps per millisecond=41 ) properties seen :0 out of 1
Probabilistic random walk after 123393 steps, saw 44666 distinct states, run finished after 3001 ms. (steps per millisecond=41 ) properties seen :0
[2025-06-06 02:30:55] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:30:55] [INFO ] Invariant cache hit.
[2025-06-06 02:30:55] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3037 variables, 147/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/3037 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 877 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2732/3037 variables, 305/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3037/3037 variables, and 453 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1523 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2442ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 127 transitions
Reduce isomorphic transitions removed 127 transitions.
Iterating post reduction 0 with 127 rules applied. Total rules applied 127 place count 305 transition count 7809
Applied a total of 127 rules in 196 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7936 (removed 127) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 197 ms. Remains : 305/305 places, 7809/7936 transitions.
RANDOM walk for 40000 steps (8 resets) in 299 ms. (133 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 130281 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :0 out of 1
Probabilistic random walk after 130281 steps, saw 45577 distinct states, run finished after 3001 ms. (steps per millisecond=43 ) properties seen :0
[2025-06-06 02:31:01] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
// Phase 1: matrix 2605 rows 305 cols
[2025-06-06 02:31:01] [INFO ] Computed 2 invariants in 19 ms
[2025-06-06 02:31:01] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:31:02] [INFO ] Deduced a trap composed of 36 places in 619 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:31:02] [INFO ] Deduced a trap composed of 36 places in 690 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:31:03] [INFO ] Deduced a trap composed of 31 places in 503 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:31:04] [INFO ] Deduced a trap composed of 37 places in 667 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:31:04] [INFO ] Deduced a trap composed of 42 places in 688 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:31:05] [INFO ] Deduced a trap composed of 37 places in 722 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:31:06] [INFO ] Deduced a trap composed of 76 places in 648 ms of which 33 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/305 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 2605/2910 variables, 305/314 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2910 variables, 147/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2910 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/2910 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2910/2910 variables, and 461 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5469 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 303/305 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/305 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 02:31:07] [INFO ] Deduced a trap composed of 76 places in 637 ms of which 25 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/305 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/305 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2605/2910 variables, 305/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2910/2910 variables, and 462 constraints, problems are : Problem set: 0 solved, 1 unsolved in 7959 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 305/305 constraints, ReadFeed: 147/147 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13474ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 121 ms.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7809/7809 transitions.
Applied a total of 0 rules in 206 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7809 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 206 ms. Remains : 305/305 places, 7809/7809 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7809/7809 transitions.
Applied a total of 0 rules in 187 ms. Remains 305 /305 variables (removed 0) and now considering 7809/7809 (removed 0) transitions.
[2025-06-06 02:31:15] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 02:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:31:15] [INFO ] Implicit Places using invariants in 446 ms returned []
[2025-06-06 02:31:15] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 02:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:31:16] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:31:47] [INFO ] Performed 289/305 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-06 02:31:54] [INFO ] Implicit Places using invariants and state equation in 38714 ms returned []
Implicit Place search using SMT with State Equation took 39166 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:31:55] [INFO ] Redundant transitions in 725 ms returned []
Running 7807 sub problems to find dead transitions.
[2025-06-06 02:31:55] [INFO ] Flow matrix only has 2605 transitions (discarded 5204 similar events)
[2025-06-06 02:31:55] [INFO ] Invariant cache hit.
[2025-06-06 02:31:55] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2910 variables, and 2 constraints, problems are : Problem set: 0 solved, 7807 unsolved in 30093 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7807/7807 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7807 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/2910 variables, and 2 constraints, problems are : Problem set: 0 solved, 7807 unsolved in 30124 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7807 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73987ms problems are : Problem set: 0 solved, 7807 unsolved
Search for dead transitions found 0 dead transitions in 74001ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114101 ms. Remains : 305/305 places, 7809/7809 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 87 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 1092 ms.
Product exploration explored 100000 steps with 0 reset in 803 ms.
Built C files in :
/tmp/ltsmin12000170099833633543
[2025-06-06 02:33:11] [INFO ] Too many transitions (7936) to apply POR reductions. Disabling POR matrices.
[2025-06-06 02:33:11] [INFO ] Built C files in 93ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12000170099833633543
Running compilation step : cd /tmp/ltsmin12000170099833633543;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12000170099833633543;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12000170099833633543;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 183 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2025-06-06 02:33:14] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2025-06-06 02:33:14] [INFO ] Computed 1 invariants in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:33:15] [INFO ] Implicit Places using invariants in 443 ms returned []
[2025-06-06 02:33:15] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:33:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 02:33:16] [INFO ] State equation strengthened by 147 read => feed constraints.
[2025-06-06 02:33:56] [INFO ] Performed 267/305 implicitness test of which 0 returned IMPLICIT in 40 seconds.
[2025-06-06 02:34:13] [INFO ] Implicit Places using invariants and state equation in 57974 ms returned []
Implicit Place search using SMT with State Equation took 58419 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 02:34:13] [INFO ] Redundant transitions in 744 ms returned []
Running 7934 sub problems to find dead transitions.
[2025-06-06 02:34:13] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2025-06-06 02:34:13] [INFO ] Invariant cache hit.
[2025-06-06 02:34:13] [INFO ] State equation strengthened by 147 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30100 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7934/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 7934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 305/3037 variables, and 1 constraints, problems are : Problem set: 0 solved, 7934 unsolved in 30093 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73861ms problems are : Problem set: 0 solved, 7934 unsolved
Search for dead transitions found 0 dead transitions in 73872ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 133241 ms. Remains : 305/305 places, 7936/7936 transitions.
Built C files in :
/tmp/ltsmin1816520411653537092
[2025-06-06 02:35:27] [INFO ] Too many transitions (7936) to apply POR reductions. Disabling POR matrices.
[2025-06-06 02:35:27] [INFO ] Built C files in 67ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1816520411653537092
Running compilation step : cd /tmp/ltsmin1816520411653537092;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1816520411653537092;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1816520411653537092;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-06 02:35:31] [INFO ] Flatten gal took : 189 ms
[2025-06-06 02:35:31] [INFO ] Flatten gal took : 196 ms
[2025-06-06 02:35:31] [INFO ] Time to serialize gal into /tmp/LTL15172958015431595808.gal : 29 ms
[2025-06-06 02:35:31] [INFO ] Time to serialize properties into /tmp/LTL12681570848001969096.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/LTL15172958015431595808.gal' '-t' 'CGAL' '-hoa' '/tmp/aut3701941175565999392.hoa' '-atoms' '/tmp/LTL12681570848001969096.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...319
Loading property file /tmp/LTL12681570848001969096.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut3701941175565999392.hoa
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="Szymanski-PT-b02"
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 Szymanski-PT-b02, 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 r240-tall-174915589200132"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b02.tgz
mv Szymanski-PT-b02 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 ;