Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r098-smll-174860112300232.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 gold2024
Input is FireWire-PT-17, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-smll-174860112300232
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 34K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K 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 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 153K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748684018169

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FireWire-PT-17
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-31 09:33:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-31 09:33:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 09:33:41] [INFO ] Load time of PNML (sax parser for PT used): 381 ms
[2025-05-31 09:33:41] [INFO ] Transformed 428 places.
[2025-05-31 09:33:41] [INFO ] Transformed 656 transitions.
[2025-05-31 09:33:41] [INFO ] Found NUPN structural information;
[2025-05-31 09:33:41] [INFO ] Parsed PT model containing 428 places and 656 transitions and 1904 arcs in 640 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 428/428 places, 656/656 transitions.
Graph (trivial) has 356 edges and 428 vertex of which 19 / 428 are part of one of the 3 SCC in 11 ms
Free SCC test removed 16 places
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Reduce places removed 6 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 0 with 132 rules applied. Total rules applied 133 place count 406 transition count 513
Reduce places removed 126 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 129 rules applied. Total rules applied 262 place count 280 transition count 510
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 264 place count 278 transition count 510
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 264 place count 278 transition count 504
Deduced a syphon composed of 6 places in 12 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 276 place count 272 transition count 504
Performed 92 Post agglomeration using F-continuation condition.Transition count delta: 92
Deduced a syphon composed of 92 places in 5 ms
Reduce places removed 92 places and 0 transitions.
Iterating global reduction 3 with 184 rules applied. Total rules applied 460 place count 180 transition count 412
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: -172
Deduced a syphon composed of 32 places in 4 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 64 rules applied. Total rules applied 524 place count 148 transition count 584
Applied a total of 524 rules in 259 ms. Remains 148 /428 variables (removed 280) and now considering 584/656 (removed 72) transitions.
[2025-05-31 09:33:41] [INFO ] Flow matrix only has 549 transitions (discarded 35 similar events)
// Phase 1: matrix 549 rows 148 cols
[2025-05-31 09:33:41] [INFO ] Computed 7 invariants in 43 ms
[2025-05-31 09:33:42] [INFO ] Implicit Places using invariants in 760 ms returned []
[2025-05-31 09:33:42] [INFO ] Flow matrix only has 549 transitions (discarded 35 similar events)
[2025-05-31 09:33:42] [INFO ] Invariant cache hit.
[2025-05-31 09:33:42] [INFO ] State equation strengthened by 66 read => feed constraints.
[2025-05-31 09:33:43] [INFO ] Implicit Places using invariants and state equation in 1119 ms returned []
Implicit Place search using SMT with State Equation took 1945 ms to find 0 implicit places.
Running 568 sub problems to find dead transitions.
[2025-05-31 09:33:43] [INFO ] Flow matrix only has 549 transitions (discarded 35 similar events)
[2025-05-31 09:33:43] [INFO ] Invariant cache hit.
[2025-05-31 09:33:43] [INFO ] State equation strengthened by 66 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 147/147 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 2 (OVERLAPS) 1/148 variables, 7/154 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 568 unsolved
[2025-05-31 09:33:52] [INFO ] Deduced a trap composed of 48 places in 174 ms of which 20 ms to minimize.
[2025-05-31 09:33:52] [INFO ] Deduced a trap composed of 47 places in 188 ms of which 3 ms to minimize.
[2025-05-31 09:33:52] [INFO ] Deduced a trap composed of 41 places in 68 ms of which 1 ms to minimize.
[2025-05-31 09:33:52] [INFO ] Deduced a trap composed of 41 places in 64 ms of which 2 ms to minimize.
[2025-05-31 09:33:53] [INFO ] Deduced a trap composed of 31 places in 154 ms of which 2 ms to minimize.
[2025-05-31 09:33:53] [INFO ] Deduced a trap composed of 23 places in 149 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 6/161 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 6 (OVERLAPS) 548/696 variables, 148/309 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/696 variables, 65/374 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/696 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 9 (OVERLAPS) 1/697 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 568 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 697/697 variables, and 375 constraints, problems are : Problem set: 0 solved, 568 unsolved in 30055 ms.
Refiners :[Domain max(s): 148/148 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 66/66 constraints, PredecessorRefiner: 568/568 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 568 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/147 variables, 147/147 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/147 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 2 (OVERLAPS) 1/148 variables, 7/154 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/148 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/148 variables, 6/161 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/148 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 6 (OVERLAPS) 548/696 variables, 148/309 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/696 variables, 65/374 constraints. Problems are: Problem set: 0 solved, 568 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/696 variables, 568/942 constraints. Problems are: Problem set: 0 solved, 568 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 696/697 variables, and 942 constraints, problems are : Problem set: 0 solved, 568 unsolved in 30037 ms.
Refiners :[Domain max(s): 148/148 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 148/148 constraints, ReadFeed: 65/66 constraints, PredecessorRefiner: 568/568 constraints, Known Traps: 6/6 constraints]
After SMT, in 61666ms problems are : Problem set: 0 solved, 568 unsolved
Search for dead transitions found 0 dead transitions in 61720ms
Starting structural reductions in LIVENESS mode, iteration 1 : 148/428 places, 584/656 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 63990 ms. Remains : 148/428 places, 584/656 transitions.
Discarding 287 transitions out of 584. Remains 297
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (3119 resets) in 3899 ms. (10 steps per ms) remains 230/296 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (9 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 22 ms. (17 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (9 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 16 ms. (23 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (9 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 230/230 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 230/230 properties
[2025-05-31 09:34:46] [INFO ] Flow matrix only has 549 transitions (discarded 35 similar events)
[2025-05-31 09:34:46] [INFO ] Invariant cache hit.
[2025-05-31 09:34:46] [INFO ] State equation strengthened by 66 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (OVERLAPS) 14/142 variables, 7/135 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/142 variables, 14/149 constraints. Problems are: Problem set: 0 solved, 230 unsolved
[2025-05-31 09:34:50] [INFO ] Deduced a trap composed of 31 places in 205 ms of which 3 ms to minimize.
[2025-05-31 09:34:50] [INFO ] Deduced a trap composed of 23 places in 164 ms of which 2 ms to minimize.
[2025-05-31 09:34:51] [INFO ] Deduced a trap composed of 41 places in 55 ms of which 2 ms to minimize.
[2025-05-31 09:34:51] [INFO ] Deduced a trap composed of 83 places in 146 ms of which 3 ms to minimize.
[2025-05-31 09:34:51] [INFO ] Deduced a trap composed of 47 places in 150 ms of which 3 ms to minimize.
[2025-05-31 09:34:51] [INFO ] Deduced a trap composed of 41 places in 82 ms of which 5 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 1.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 1.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 142/697 variables, and 155 constraints, problems are : Problem set: 0 solved, 230 unsolved in 5019 ms.
Refiners :[Domain max(s): 142/148 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/148 constraints, ReadFeed: 0/66 constraints, PredecessorRefiner: 230/230 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 230 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/128 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (OVERLAPS) 14/142 variables, 7/135 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/142 variables, 14/149 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/142 variables, 6/155 constraints. Problems are: Problem set: 0 solved, 230 unsolved
[2025-05-31 09:34:54] [INFO ] Deduced a trap composed of 100 places in 259 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/142 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 230 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 142/697 variables, and 156 constraints, problems are : Problem set: 0 solved, 230 unsolved in 5016 ms.
Refiners :[Domain max(s): 142/148 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/148 constraints, ReadFeed: 0/66 constraints, PredecessorRefiner: 0/230 constraints, Known Traps: 7/7 constraints]
After SMT, in 10389ms problems are : Problem set: 0 solved, 230 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 128 out of 148 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 584/584 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 148 transition count 575
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 11 place count 146 transition count 571
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 146 transition count 571
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 20 place count 146 transition count 564
Drop transitions (Redundant composition of simpler transitions.) removed 80 transitions
Redundant transition composition rules discarded 80 transitions
Iterating global reduction 2 with 80 rules applied. Total rules applied 100 place count 146 transition count 484
Free-agglomeration rule applied 4 times.
Iterating global reduction 2 with 4 rules applied. Total rules applied 104 place count 146 transition count 480
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 108 place count 142 transition count 480
Applied a total of 108 rules in 133 ms. Remains 142 /148 variables (removed 6) and now considering 480/584 (removed 104) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 133 ms. Remains : 142/148 places, 480/584 transitions.
RANDOM walk for 4000000 steps (224077 resets) in 44108 ms. (90 steps per ms) remains 82/230 properties
BEST_FIRST walk for 400003 steps (5250 resets) in 1202 ms. (332 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400002 steps (3130 resets) in 991 ms. (403 steps per ms) remains 73/82 properties
BEST_FIRST walk for 400002 steps (5297 resets) in 1737 ms. (230 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (3076 resets) in 1350 ms. (296 steps per ms) remains 71/73 properties
BEST_FIRST walk for 400003 steps (5321 resets) in 797 ms. (501 steps per ms) remains 70/71 properties
BEST_FIRST walk for 400003 steps (3104 resets) in 841 ms. (475 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (5286 resets) in 781 ms. (511 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400003 steps (3133 resets) in 838 ms. (476 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400001 steps (5284 resets) in 795 ms. (502 steps per ms) remains 70/70 properties
BEST_FIRST walk for 400004 steps (3130 resets) in 885 ms. (451 steps per ms) remains 69/70 properties
BEST_FIRST walk for 400003 steps (5275 resets) in 770 ms. (518 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400003 steps (3130 resets) in 831 ms. (480 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400003 steps (3170 resets) in 838 ms. (476 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400003 steps (3133 resets) in 827 ms. (483 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400004 steps (5338 resets) in 780 ms. (512 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400003 steps (5281 resets) in 771 ms. (518 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400002 steps (5170 resets) in 884 ms. (451 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400004 steps (5298 resets) in 783 ms. (510 steps per ms) remains 69/69 properties
BEST_FIRST walk for 400003 steps (5335 resets) in 780 ms. (512 steps per ms) remains 68/69 properties
BEST_FIRST walk for 400004 steps (5315 resets) in 776 ms. (514 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400004 steps (5185 resets) in 761 ms. (524 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (5305 resets) in 759 ms. (526 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (5284 resets) in 771 ms. (518 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (5322 resets) in 771 ms. (518 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (5295 resets) in 782 ms. (510 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400002 steps (5323 resets) in 783 ms. (510 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400002 steps (5279 resets) in 778 ms. (513 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400004 steps (5287 resets) in 781 ms. (511 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400004 steps (6347 resets) in 795 ms. (502 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (6439 resets) in 780 ms. (512 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400004 steps (5110 resets) in 758 ms. (527 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (5359 resets) in 770 ms. (518 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400004 steps (5342 resets) in 770 ms. (518 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400002 steps (5367 resets) in 776 ms. (514 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400004 steps (5275 resets) in 783 ms. (510 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (5298 resets) in 781 ms. (511 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400004 steps (5243 resets) in 767 ms. (520 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (5278 resets) in 778 ms. (513 steps per ms) remains 68/68 properties
BEST_FIRST walk for 400003 steps (5295 resets) in 774 ms. (516 steps per ms) remains 66/68 properties
BEST_FIRST walk for 400002 steps (6334 resets) in 771 ms. (518 steps per ms) remains 66/66 properties
BEST_FIRST walk for 400004 steps (5728 resets) in 791 ms. (505 steps per ms) remains 65/66 properties
BEST_FIRST walk for 400002 steps (5269 resets) in 748 ms. (534 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (4773 resets) in 696 ms. (573 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400004 steps (5173 resets) in 737 ms. (542 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400001 steps (5284 resets) in 743 ms. (537 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400002 steps (5276 resets) in 754 ms. (529 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (5357 resets) in 752 ms. (531 steps per ms) remains 65/65 properties
BEST_FIRST walk for 400003 steps (5275 resets) in 759 ms. (526 steps per ms) remains 64/65 properties
BEST_FIRST walk for 400002 steps (5257 resets) in 739 ms. (540 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400002 steps (5284 resets) in 730 ms. (547 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400003 steps (5289 resets) in 747 ms. (534 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400004 steps (5299 resets) in 740 ms. (539 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400004 steps (6265 resets) in 755 ms. (529 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400003 steps (5726 resets) in 770 ms. (518 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400004 steps (4732 resets) in 673 ms. (593 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400004 steps (3122 resets) in 791 ms. (505 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400002 steps (5330 resets) in 744 ms. (536 steps per ms) remains 64/64 properties
BEST_FIRST walk for 400002 steps (4649 resets) in 762 ms. (524 steps per ms) remains 63/64 properties
BEST_FIRST walk for 400004 steps (5322 resets) in 735 ms. (543 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400003 steps (5267 resets) in 738 ms. (541 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (3114 resets) in 796 ms. (501 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (5296 resets) in 734 ms. (544 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (4736 resets) in 753 ms. (530 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (4712 resets) in 749 ms. (533 steps per ms) remains 63/63 properties
BEST_FIRST walk for 400004 steps (5272 resets) in 741 ms. (539 steps per ms) remains 61/63 properties
BEST_FIRST walk for 400004 steps (5381 resets) in 732 ms. (545 steps per ms) remains 61/61 properties
[2025-05-31 09:35:23] [INFO ] Flow matrix only has 453 transitions (discarded 27 similar events)
// Phase 1: matrix 453 rows 142 cols
[2025-05-31 09:35:23] [INFO ] Computed 7 invariants in 4 ms
[2025-05-31 09:35:23] [INFO ] State equation strengthened by 53 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (OVERLAPS) 81/133 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2025-05-31 09:35:24] [INFO ] Deduced a trap composed of 39 places in 86 ms of which 2 ms to minimize.
[2025-05-31 09:35:24] [INFO ] Deduced a trap composed of 32 places in 229 ms of which 2 ms to minimize.
[2025-05-31 09:35:24] [INFO ] Deduced a trap composed of 23 places in 218 ms of which 3 ms to minimize.
[2025-05-31 09:35:25] [INFO ] Deduced a trap composed of 31 places in 179 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/133 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (OVERLAPS) 5/138 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2025-05-31 09:35:26] [INFO ] Deduced a trap composed of 39 places in 71 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/138 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/138 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (OVERLAPS) 453/591 variables, 138/150 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/591 variables, 53/203 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/591 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 4/595 variables, 4/207 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/595 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 12 (OVERLAPS) 0/595 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 595/595 variables, and 207 constraints, problems are : Problem set: 0 solved, 61 unsolved in 10763 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 142/142 constraints, ReadFeed: 53/53 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (OVERLAPS) 81/133 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/133 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (OVERLAPS) 5/138 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/138 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2025-05-31 09:35:35] [INFO ] Deduced a trap composed of 39 places in 82 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/138 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/138 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (OVERLAPS) 453/591 variables, 138/151 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/591 variables, 53/204 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/591 variables, 59/263 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/591 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 12 (OVERLAPS) 4/595 variables, 4/267 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/595 variables, 2/269 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2025-05-31 09:35:44] [INFO ] Deduced a trap composed of 96 places in 179 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/595 variables, 1/270 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/595 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 16 (OVERLAPS) 0/595 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 595/595 variables, and 270 constraints, problems are : Problem set: 0 solved, 61 unsolved in 20601 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 142/142 constraints, ReadFeed: 53/53 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 7/7 constraints]
After SMT, in 31418ms problems are : Problem set: 0 solved, 61 unsolved
Fused 61 Parikh solutions to 60 different solutions.
Parikh walk visited 0 properties in 33333 ms.
Support contains 52 out of 142 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 142/142 places, 480/480 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 136 transition count 408
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 136 transition count 408
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 21 place count 136 transition count 399
Free-agglomeration rule applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 24 place count 136 transition count 396
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 33 place count 133 transition count 390
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 2 with 56 rules applied. Total rules applied 89 place count 133 transition count 334
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 93 place count 133 transition count 334
Applied a total of 93 rules in 55 ms. Remains 133 /142 variables (removed 9) and now considering 334/480 (removed 146) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 133/142 places, 334/480 transitions.
RANDOM walk for 4000000 steps (232823 resets) in 26814 ms. (149 steps per ms) remains 57/61 properties
BEST_FIRST walk for 400004 steps (5735 resets) in 735 ms. (543 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400001 steps (3257 resets) in 835 ms. (478 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400002 steps (3276 resets) in 837 ms. (477 steps per ms) remains 57/57 properties
BEST_FIRST walk for 400003 steps (5713 resets) in 710 ms. (562 steps per ms) remains 56/57 properties
BEST_FIRST walk for 400003 steps (3260 resets) in 831 ms. (480 steps per ms) remains 56/56 properties
BEST_FIRST walk for 400004 steps (5716 resets) in 702 ms. (568 steps per ms) remains 54/56 properties
BEST_FIRST walk for 400003 steps (3275 resets) in 804 ms. (496 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (3221 resets) in 822 ms. (486 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5663 resets) in 693 ms. (576 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (3235 resets) in 813 ms. (491 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400002 steps (3280 resets) in 813 ms. (491 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5676 resets) in 706 ms. (565 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (5659 resets) in 692 ms. (577 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5661 resets) in 685 ms. (583 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400002 steps (5624 resets) in 715 ms. (558 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5717 resets) in 694 ms. (575 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400002 steps (5647 resets) in 683 ms. (584 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5698 resets) in 686 ms. (582 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5679 resets) in 692 ms. (577 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400002 steps (5704 resets) in 706 ms. (565 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (5712 resets) in 696 ms. (573 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (5713 resets) in 690 ms. (578 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (7290 resets) in 727 ms. (549 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5685 resets) in 676 ms. (590 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5674 resets) in 708 ms. (564 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400002 steps (5696 resets) in 691 ms. (578 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (5695 resets) in 694 ms. (575 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5695 resets) in 689 ms. (579 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (5698 resets) in 683 ms. (584 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (5700 resets) in 710 ms. (562 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (5739 resets) in 695 ms. (574 steps per ms) remains 53/54 properties
BEST_FIRST walk for 400004 steps (5723 resets) in 687 ms. (581 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (7138 resets) in 728 ms. (548 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400002 steps (6431 resets) in 733 ms. (544 steps per ms) remains 53/53 properties
BEST_FIRST walk for 400003 steps (4889 resets) in 635 ms. (628 steps per ms) remains 52/53 properties
BEST_FIRST walk for 400002 steps (5643 resets) in 668 ms. (597 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (5669 resets) in 672 ms. (594 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (5725 resets) in 684 ms. (583 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400002 steps (5726 resets) in 678 ms. (589 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400003 steps (5667 resets) in 682 ms. (585 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400004 steps (5695 resets) in 690 ms. (578 steps per ms) remains 52/52 properties
BEST_FIRST walk for 400002 steps (5749 resets) in 680 ms. (587 steps per ms) remains 51/52 properties
BEST_FIRST walk for 400003 steps (5737 resets) in 676 ms. (590 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5732 resets) in 670 ms. (596 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (7162 resets) in 712 ms. (561 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (6377 resets) in 747 ms. (534 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (4933 resets) in 605 ms. (660 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (3239 resets) in 792 ms. (504 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5704 resets) in 674 ms. (592 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5686 resets) in 674 ms. (592 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400001 steps (3251 resets) in 805 ms. (496 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5677 resets) in 675 ms. (591 steps per ms) remains 51/51 properties
[2025-05-31 09:36:46] [INFO ] Flow matrix only has 297 transitions (discarded 37 similar events)
// Phase 1: matrix 297 rows 133 cols
[2025-05-31 09:36:46] [INFO ] Computed 7 invariants in 3 ms
[2025-05-31 09:36:46] [INFO ] State equation strengthened by 47 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (OVERLAPS) 79/122 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 51 unsolved
[2025-05-31 09:36:47] [INFO ] Deduced a trap composed of 28 places in 150 ms of which 2 ms to minimize.
[2025-05-31 09:36:47] [INFO ] Deduced a trap composed of 19 places in 168 ms of which 2 ms to minimize.
[2025-05-31 09:36:47] [INFO ] Deduced a trap composed of 94 places in 153 ms of which 2 ms to minimize.
[2025-05-31 09:36:47] [INFO ] Deduced a trap composed of 52 places in 162 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/122 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (OVERLAPS) 7/129 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 51 unsolved
[2025-05-31 09:36:48] [INFO ] Deduced a trap composed of 38 places in 62 ms of which 2 ms to minimize.
[2025-05-31 09:36:48] [INFO ] Deduced a trap composed of 38 places in 65 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (OVERLAPS) 297/426 variables, 129/142 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/426 variables, 47/189 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/426 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (OVERLAPS) 4/430 variables, 4/193 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/430 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 51 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 0/430 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 430/430 variables, and 193 constraints, problems are : Problem set: 0 solved, 51 unsolved in 6605 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 133/133 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (OVERLAPS) 79/122 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/122 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (OVERLAPS) 7/129 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/129 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/129 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (OVERLAPS) 297/426 variables, 129/142 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/426 variables, 47/189 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/426 variables, 49/238 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/426 variables, 0/238 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 11 (OVERLAPS) 4/430 variables, 4/242 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/430 variables, 2/244 constraints. Problems are: Problem set: 0 solved, 51 unsolved
[2025-05-31 09:36:57] [INFO ] Deduced a trap composed of 7 places in 39 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/430 variables, 1/245 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/430 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 15 (OVERLAPS) 0/430 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 430/430 variables, and 245 constraints, problems are : Problem set: 0 solved, 51 unsolved in 10444 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 133/133 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 7/7 constraints]
After SMT, in 17101ms problems are : Problem set: 0 solved, 51 unsolved
Fused 51 Parikh solutions to 50 different solutions.
Parikh walk visited 0 properties in 23963 ms.
Support contains 43 out of 133 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 133/133 places, 334/334 transitions.
Free-agglomeration rule applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 133 transition count 330
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 8 place count 129 transition count 330
Applied a total of 8 rules in 31 ms. Remains 129 /133 variables (removed 4) and now considering 330/334 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 129/133 places, 330/334 transitions.
RANDOM walk for 4000000 steps (232621 resets) in 24503 ms. (163 steps per ms) remains 47/51 properties
BEST_FIRST walk for 400003 steps (5773 resets) in 663 ms. (602 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (2795 resets) in 790 ms. (505 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400001 steps (2757 resets) in 782 ms. (510 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5819 resets) in 687 ms. (581 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400000 steps (2733 resets) in 782 ms. (510 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5817 resets) in 682 ms. (585 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400001 steps (2748 resets) in 791 ms. (505 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (2764 resets) in 1238 ms. (322 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5783 resets) in 687 ms. (581 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (2751 resets) in 792 ms. (504 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (2800 resets) in 794 ms. (503 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5776 resets) in 666 ms. (599 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5845 resets) in 668 ms. (597 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5801 resets) in 670 ms. (596 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5818 resets) in 662 ms. (603 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400001 steps (5749 resets) in 656 ms. (608 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5765 resets) in 654 ms. (610 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5814 resets) in 657 ms. (607 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (5816 resets) in 661 ms. (604 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5811 resets) in 665 ms. (600 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (5814 resets) in 668 ms. (597 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (5606 resets) in 648 ms. (616 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5829 resets) in 674 ms. (592 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5823 resets) in 680 ms. (587 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5792 resets) in 664 ms. (601 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5817 resets) in 675 ms. (591 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5817 resets) in 672 ms. (594 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (5803 resets) in 668 ms. (597 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5794 resets) in 669 ms. (597 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400001 steps (5847 resets) in 661 ms. (604 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (7130 resets) in 690 ms. (578 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (6216 resets) in 703 ms. (568 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5728 resets) in 642 ms. (622 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (5776 resets) in 662 ms. (603 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5790 resets) in 663 ms. (602 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (5759 resets) in 662 ms. (603 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5767 resets) in 668 ms. (597 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5798 resets) in 662 ms. (603 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (5796 resets) in 657 ms. (607 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (5784 resets) in 658 ms. (606 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5826 resets) in 661 ms. (604 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (7134 resets) in 698 ms. (572 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400002 steps (4963 resets) in 591 ms. (675 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (2770 resets) in 780 ms. (512 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5781 resets) in 666 ms. (599 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400003 steps (2757 resets) in 783 ms. (510 steps per ms) remains 47/47 properties
BEST_FIRST walk for 400004 steps (5784 resets) in 664 ms. (601 steps per ms) remains 47/47 properties
Finished probabilistic random walk after 3565414 steps, run visited all 47 properties in 13850 ms. (steps per millisecond=257 )
Probabilistic random walk after 3565414 steps, saw 1185792 distinct states, run finished after 13857 ms. (steps per millisecond=257 ) properties seen :47
Able to resolve query QuasiLiveness after proving 297 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 256751 ms.
ITS solved all properties within timeout

BK_STOP 1748684277470

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="FireWire-PT-17"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 gold2024"
echo " Input is FireWire-PT-17, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-smll-174860112300232"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-17.tgz
mv FireWire-PT-17 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;