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-174860112500347.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 FlexibleBarrier-PT-22b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-smll-174860112500347
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K 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 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.8M 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 1748688974962

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-22b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-31 10:56:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-31 10:56:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 10:56:18] [INFO ] Load time of PNML (sax parser for PT used): 796 ms
[2025-05-31 10:56:18] [INFO ] Transformed 6478 places.
[2025-05-31 10:56:18] [INFO ] Transformed 7469 transitions.
[2025-05-31 10:56:18] [INFO ] Found NUPN structural information;
[2025-05-31 10:56:18] [INFO ] Parsed PT model containing 6478 places and 7469 transitions and 18797 arcs in 1125 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 6478/6478 places, 7469/7469 transitions.
Graph (trivial) has 6410 edges and 6478 vertex of which 134 / 6478 are part of one of the 22 SCC in 41 ms
Free SCC test removed 112 places
Ensure Unique test removed 113 transitions
Reduce isomorphic transitions removed 113 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1571 transitions
Trivial Post-agglo rules discarded 1571 transitions
Performed 1571 trivial Post agglomeration. Transition count delta: 1571
Iterating post reduction 0 with 1571 rules applied. Total rules applied 1572 place count 6366 transition count 5785
Reduce places removed 1571 places and 0 transitions.
Iterating post reduction 1 with 1571 rules applied. Total rules applied 3143 place count 4795 transition count 5785
Performed 462 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 462 Pre rules applied. Total rules applied 3143 place count 4795 transition count 5323
Deduced a syphon composed of 462 places in 51 ms
Reduce places removed 462 places and 0 transitions.
Iterating global reduction 2 with 924 rules applied. Total rules applied 4067 place count 4333 transition count 5323
Performed 2831 Post agglomeration using F-continuation condition.Transition count delta: 2831
Deduced a syphon composed of 2831 places in 2 ms
Reduce places removed 2831 places and 0 transitions.
Iterating global reduction 2 with 5662 rules applied. Total rules applied 9729 place count 1502 transition count 2492
Applied a total of 9729 rules in 1587 ms. Remains 1502 /6478 variables (removed 4976) and now considering 2492/7469 (removed 4977) transitions.
[2025-05-31 10:56:20] [INFO ] Flow matrix only has 2427 transitions (discarded 65 similar events)
// Phase 1: matrix 2427 rows 1502 cols
[2025-05-31 10:56:20] [INFO ] Computed 24 invariants in 198 ms
[2025-05-31 10:56:24] [INFO ] Implicit Places using invariants in 3446 ms returned []
[2025-05-31 10:56:24] [INFO ] Flow matrix only has 2427 transitions (discarded 65 similar events)
[2025-05-31 10:56:24] [INFO ] Invariant cache hit.
[2025-05-31 10:56:25] [INFO ] State equation strengthened by 133 read => feed constraints.
[2025-05-31 10:56:32] [INFO ] Implicit Places using invariants and state equation in 8067 ms returned []
Implicit Place search using SMT with State Equation took 11569 ms to find 0 implicit places.
Running 2491 sub problems to find dead transitions.
[2025-05-31 10:56:32] [INFO ] Flow matrix only has 2427 transitions (discarded 65 similar events)
[2025-05-31 10:56:32] [INFO ] Invariant cache hit.
[2025-05-31 10:56:32] [INFO ] State equation strengthened by 133 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1501 variables, 1501/1501 constraints. Problems are: Problem set: 0 solved, 2491 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1501/3929 variables, and 1501 constraints, problems are : Problem set: 0 solved, 2491 unsolved in 30111 ms.
Refiners :[Domain max(s): 1501/1502 constraints, Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1502 constraints, ReadFeed: 0/133 constraints, PredecessorRefiner: 2491/1984 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2491 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1501 variables, 1501/1501 constraints. Problems are: Problem set: 0 solved, 2491 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s844 1)
(s845 1)
(s846 1)
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(s848 1)
(s849 1)
(s850 1)
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(s852 1)
(s853 1)
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(s856 1)
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(s861 1)
(s862 1)
(s863 1)
(s864 1)
(s865 1)
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(s867 1)
(s868 1)
(s869 1)
(s870 1)
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(s872 1)
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(s874 1)
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(s878 1)
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(s880 1)
(s881 1)
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(s883 1)
(s884 1)
(s885 1)
(s886 1)
(s887 1)
(s888 1)
(s889 1)
(s890 1)
(s891 1)
(s892 1)
(s893 1)
(s894 1)
(s895 1)
(s896 1)
(s897 1)
(s898 1)
(s899 1)
(s900 1)
(s901 1)
(s902 1)
(s903 1)
(s904 1)
(s905 1)
(s906 1)
(s907 1)
(s908 1)
(s909 1)
(s910 1)
(s911 1)
(s912 1)
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(s917 1)
(s918 1)
(s919 1)
(s920 1)
(s921 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1501/3929 variables, and 1501 constraints, problems are : Problem set: 0 solved, 2491 unsolved in 30085 ms.
Refiners :[Domain max(s): 1501/1502 constraints, Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1502 constraints, ReadFeed: 0/133 constraints, PredecessorRefiner: 507/1984 constraints, Known Traps: 0/0 constraints]
After SMT, in 72004ms problems are : Problem set: 0 solved, 2491 unsolved
Search for dead transitions found 0 dead transitions in 72109ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1502/6478 places, 2492/7469 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 85345 ms. Remains : 1502/6478 places, 2492/7469 transitions.
Discarding 1455 transitions out of 2492. Remains 1037
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (1455 resets) in 14342 ms. (2 steps per ms) remains 946/1036 properties
BEST_FIRST walk for 124 steps (0 resets) in 14 ms. (8 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 946/946 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 946/946 properties
Probabilistic random walk after 30001 steps, saw 29943 distinct states, run finished after 2803 ms. (steps per millisecond=10 ) properties seen :0
[2025-05-31 10:57:51] [INFO ] Flow matrix only has 2427 transitions (discarded 65 similar events)
[2025-05-31 10:57:51] [INFO ] Invariant cache hit.
[2025-05-31 10:57:51] [INFO ] State equation strengthened by 133 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1410 variables, 1410/1410 constraints. Problems are: Problem set: 0 solved, 946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1410/3929 variables, and 1410 constraints, problems are : Problem set: 0 solved, 946 unsolved in 5059 ms.
Refiners :[Domain max(s): 1410/1502 constraints, Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1502 constraints, ReadFeed: 0/133 constraints, PredecessorRefiner: 946/924 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 946 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1410 variables, 1410/1410 constraints. Problems are: Problem set: 0 solved, 946 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 1410/3929 variables, and 1410 constraints, problems are : Problem set: 0 solved, 946 unsolved in 5037 ms.
Refiners :[Domain max(s): 1410/1502 constraints, Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1502 constraints, ReadFeed: 0/133 constraints, PredecessorRefiner: 22/924 constraints, Known Traps: 0/0 constraints]
After SMT, in 11944ms problems are : Problem set: 0 solved, 946 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1410 out of 1502 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1502/1502 places, 2492/2492 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 66 transitions
Reduce isomorphic transitions removed 66 transitions.
Iterating post reduction 0 with 66 rules applied. Total rules applied 66 place count 1502 transition count 2426
Free-agglomeration rule applied 24 times.
Iterating global reduction 1 with 24 rules applied. Total rules applied 90 place count 1502 transition count 2402
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 114 place count 1478 transition count 2402
Applied a total of 114 rules in 1003 ms. Remains 1478 /1502 variables (removed 24) and now considering 2402/2492 (removed 90) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1004 ms. Remains : 1478/1502 places, 2402/2492 transitions.
RANDOM walk for 812663 steps (31207 resets) in 120004 ms. (6 steps per ms) remains 906/946 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 906/906 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 906/906 properties
Probabilistic random walk after 1000001 steps, saw 330419 distinct states, run finished after 58897 ms. (steps per millisecond=16 ) properties seen :3
// Phase 1: matrix 2402 rows 1478 cols
[2025-05-31 10:59:33] [INFO ] Computed 24 invariants in 144 ms
[2025-05-31 10:59:33] [INFO ] State equation strengthened by 134 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1367 variables, 1367/1367 constraints. Problems are: Problem set: 0 solved, 903 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1367/3880 variables, and 1367 constraints, problems are : Problem set: 0 solved, 903 unsolved in 45032 ms.
Refiners :[Domain max(s): 1367/1478 constraints, Positive P Invariants (semi-flows): 0/24 constraints, State Equation: 0/1478 constraints, ReadFeed: 0/134 constraints, PredecessorRefiner: 903/882 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 903 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1367 variables, 1367/1367 constraints. Problems are: Problem set: 0 solved, 903 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1367 variables, 0/1367 constraints. Problems are: Problem set: 0 solved, 903 unsolved
At refinement iteration 2 (OVERLAPS) 111/1478 variables, 24/1391 constraints. Problems are: Problem set: 0 solved, 903 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1478 variables, 111/1502 constraints. Problems are: Problem set: 0 solved, 903 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1478/3880 variables, and 1502 constraints, problems are : Problem set: 0 solved, 903 unsolved in 45032 ms.
Refiners :[Domain max(s): 1478/1478 constraints, Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1478 constraints, ReadFeed: 0/134 constraints, PredecessorRefiner: 21/882 constraints, Known Traps: 0/0 constraints]
After SMT, in 91511ms problems are : Problem set: 0 solved, 903 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1367 out of 1478 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1478/1478 places, 2402/2402 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 1477 transition count 2401
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 1477 transition count 2401
Free-agglomeration rule applied 40 times.
Iterating global reduction 0 with 40 rules applied. Total rules applied 42 place count 1477 transition count 2361
Reduce places removed 40 places and 0 transitions.
Iterating post reduction 0 with 40 rules applied. Total rules applied 82 place count 1437 transition count 2361
Applied a total of 82 rules in 552 ms. Remains 1437 /1478 variables (removed 41) and now considering 2361/2402 (removed 41) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 552 ms. Remains : 1437/1478 places, 2361/2402 transitions.
RANDOM walk for 1266030 steps (48617 resets) in 120004 ms. (10 steps per ms) remains 849/903 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5 ms. (667 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5 ms. (667 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5 ms. (667 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 849/849 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 849/849 properties
Probabilistic random walk after 1000001 steps, saw 333066 distinct states, run finished after 53150 ms. (steps per millisecond=18 ) properties seen :0
// Phase 1: matrix 2361 rows 1437 cols
[2025-05-31 11:02:28] [INFO ] Computed 24 invariants in 119 ms
[2025-05-31 11:02:28] [INFO ] State equation strengthened by 173 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1310 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 849 unsolved
At refinement iteration 1 (OVERLAPS) 127/1437 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 849 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1437/3798 variables, and 24 constraints, problems are : Problem set: 0 solved, 849 unsolved in 75034 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 0/1437 constraints, ReadFeed: 0/173 constraints, PredecessorRefiner: 849/828 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 849 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1310 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 849 unsolved
At refinement iteration 1 (OVERLAPS) 127/1437 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 849 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1437 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 849 unsolved
At refinement iteration 3 (OVERLAPS) 2361/3798 variables, 1437/1461 constraints. Problems are: Problem set: 0 solved, 849 unsolved
SMT process timed out in 151499ms, After SMT, problems are : Problem set: 0 solved, 849 unsolved
Fused 849 Parikh solutions to 16 different solutions.
Parikh walk visited 44 properties in 167 ms.
Support contains 1258 out of 1437 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1437/1437 places, 2361/2361 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 1429 transition count 2353
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 1429 transition count 2353
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 1429 transition count 2345
Free-agglomeration rule applied 61 times.
Iterating global reduction 1 with 61 rules applied. Total rules applied 85 place count 1429 transition count 2284
Reduce places removed 61 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 149 place count 1368 transition count 2281
Applied a total of 149 rules in 700 ms. Remains 1368 /1437 variables (removed 69) and now considering 2281/2361 (removed 80) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 700 ms. Remains : 1368/1437 places, 2281/2361 transitions.
RANDOM walk for 1417886 steps (54424 resets) in 120007 ms. (11 steps per ms) remains 731/805 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 731/731 properties
// Phase 1: matrix 2281 rows 1368 cols
[2025-05-31 11:05:31] [INFO ] Computed 24 invariants in 71 ms
[2025-05-31 11:05:31] [INFO ] State equation strengthened by 231 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1173 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 1 (OVERLAPS) 195/1368 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1368 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 731 unsolved
At refinement iteration 3 (OVERLAPS) 2281/3649 variables, 1368/1392 constraints. Problems are: Problem set: 0 solved, 731 unsolved
SMT process timed out in 91064ms, After SMT, problems are : Problem set: 0 solved, 731 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1173 out of 1368 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1368/1368 places, 2281/2281 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 1365 transition count 2278
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 1365 transition count 2278
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 9 place count 1365 transition count 2275
Free-agglomeration rule applied 71 times.
Iterating global reduction 1 with 71 rules applied. Total rules applied 80 place count 1365 transition count 2204
Reduce places removed 71 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 1294 transition count 2196
Applied a total of 159 rules in 699 ms. Remains 1294 /1368 variables (removed 74) and now considering 2196/2281 (removed 85) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 701 ms. Remains : 1294/1368 places, 2196/2281 transitions.
RANDOM walk for 1537133 steps (58980 resets) in 120004 ms. (12 steps per ms) remains 659/731 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 5 ms. (667 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 659/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 659/659 properties
// Phase 1: matrix 2196 rows 1294 cols
[2025-05-31 11:07:32] [INFO ] Computed 24 invariants in 65 ms
[2025-05-31 11:07:32] [INFO ] State equation strengthened by 294 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1086 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 1 (OVERLAPS) 208/1294 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 659 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1294 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 659 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 2196/3490 variables, 1294/1318 constraints. Problems are: Problem set: 0 solved, 659 unsolved
SMT process timed out in 105956ms, After SMT, problems are : Problem set: 0 solved, 659 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1086 out of 1294 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1294/1294 places, 2196/2196 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 1292 transition count 2194
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 1292 transition count 2194
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 1292 transition count 2192
Free-agglomeration rule applied 70 times.
Iterating global reduction 1 with 70 rules applied. Total rules applied 76 place count 1292 transition count 2122
Reduce places removed 70 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 1 with 83 rules applied. Total rules applied 159 place count 1222 transition count 2109
Applied a total of 159 rules in 704 ms. Remains 1222 /1294 variables (removed 72) and now considering 2109/2196 (removed 87) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 704 ms. Remains : 1222/1294 places, 2109/2196 transitions.
RANDOM walk for 979379 steps (37546 resets) in 120004 ms. (8 steps per ms) remains 587/659 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 6 ms. (572 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 7 ms. (500 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 12 ms. (308 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 10 ms. (364 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 8 ms. (444 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 9 ms. (400 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 13 ms. (286 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 11 ms. (333 steps per ms) remains 587/587 properties
BEST_FIRST walk for 4004 steps (0 resets) in 13 ms. (286 steps per ms) remains 587/587 properties
// Phase 1: matrix 2109 rows 1222 cols
[2025-05-31 11:09:49] [INFO ] Computed 24 invariants in 97 ms
[2025-05-31 11:09:49] [INFO ] State equation strengthened by 351 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/992 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 587 unsolved
At refinement iteration 1 (OVERLAPS) 230/1222 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 587 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1222 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 587 unsolved
At refinement iteration 3 (OVERLAPS) 2109/3331 variables, 1222/1246 constraints. Problems are: Problem set: 0 solved, 587 unsolved
SMT process timed out in 121024ms, After SMT, problems are : Problem set: 0 solved, 587 unsolved
Fused 587 Parikh solutions to 395 different solutions.
Parikh walk visited 358 properties in 1411 ms.
Support contains 410 out of 1222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1222/1222 places, 2109/2109 transitions.
Discarding 132 places :
Symmetric choice reduction at 0 with 132 rule applications. Total rules 132 place count 1090 transition count 1977
Iterating global reduction 0 with 132 rules applied. Total rules applied 264 place count 1090 transition count 1977
Ensure Unique test removed 125 transitions
Reduce isomorphic transitions removed 125 transitions.
Iterating post reduction 0 with 125 rules applied. Total rules applied 389 place count 1090 transition count 1852
Free-agglomeration rule applied 294 times.
Iterating global reduction 1 with 294 rules applied. Total rules applied 683 place count 1090 transition count 1558
Reduce places removed 294 places and 0 transitions.
Ensure Unique test removed 121 transitions
Reduce isomorphic transitions removed 121 transitions.
Iterating post reduction 1 with 415 rules applied. Total rules applied 1098 place count 796 transition count 1437
Applied a total of 1098 rules in 436 ms. Remains 796 /1222 variables (removed 426) and now considering 1437/2109 (removed 672) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 436 ms. Remains : 796/1222 places, 1437/2109 transitions.
RANDOM walk for 1931043 steps (69274 resets) in 120004 ms. (16 steps per ms) remains 77/229 properties
BEST_FIRST walk for 400004 steps (8 resets) in 682 ms. (585 steps per ms) remains 76/77 properties
BEST_FIRST walk for 400004 steps (8 resets) in 722 ms. (553 steps per ms) remains 75/76 properties
BEST_FIRST walk for 400004 steps (8 resets) in 986 ms. (405 steps per ms) remains 74/75 properties
BEST_FIRST walk for 400004 steps (8 resets) in 923 ms. (432 steps per ms) remains 73/74 properties
BEST_FIRST walk for 400004 steps (8 resets) in 861 ms. (464 steps per ms) remains 72/73 properties
BEST_FIRST walk for 400004 steps (8 resets) in 526 ms. (759 steps per ms) remains 71/72 properties
BEST_FIRST walk for 400004 steps (8 resets) in 563 ms. (709 steps per ms) remains 70/71 properties
BEST_FIRST walk for 400004 steps (8 resets) in 536 ms. (744 steps per ms) remains 69/70 properties
BEST_FIRST walk for 400004 steps (8 resets) in 411 ms. (970 steps per ms) remains 68/69 properties
BEST_FIRST walk for 400004 steps (8 resets) in 441 ms. (904 steps per ms) remains 67/68 properties
BEST_FIRST walk for 400004 steps (8 resets) in 540 ms. (739 steps per ms) remains 66/67 properties
BEST_FIRST walk for 400003 steps (8 resets) in 574 ms. (695 steps per ms) remains 65/66 properties
BEST_FIRST walk for 400004 steps (8 resets) in 614 ms. (650 steps per ms) remains 64/65 properties
BEST_FIRST walk for 400004 steps (8 resets) in 603 ms. (662 steps per ms) remains 63/64 properties
BEST_FIRST walk for 400004 steps (8 resets) in 600 ms. (665 steps per ms) remains 62/63 properties
BEST_FIRST walk for 400004 steps (8 resets) in 603 ms. (662 steps per ms) remains 61/62 properties
BEST_FIRST walk for 400004 steps (8 resets) in 622 ms. (642 steps per ms) remains 60/61 properties
BEST_FIRST walk for 400004 steps (8 resets) in 606 ms. (658 steps per ms) remains 59/60 properties
BEST_FIRST walk for 400004 steps (8 resets) in 600 ms. (665 steps per ms) remains 58/59 properties
BEST_FIRST walk for 400004 steps (8 resets) in 528 ms. (756 steps per ms) remains 57/58 properties
BEST_FIRST walk for 400004 steps (8 resets) in 518 ms. (770 steps per ms) remains 56/57 properties
BEST_FIRST walk for 400004 steps (8 resets) in 523 ms. (763 steps per ms) remains 55/56 properties
BEST_FIRST walk for 400004 steps (8 resets) in 522 ms. (764 steps per ms) remains 54/55 properties
BEST_FIRST walk for 400004 steps (8 resets) in 514 ms. (776 steps per ms) remains 53/54 properties
BEST_FIRST walk for 400004 steps (8 resets) in 531 ms. (751 steps per ms) remains 52/53 properties
BEST_FIRST walk for 400004 steps (8 resets) in 428 ms. (932 steps per ms) remains 51/52 properties
BEST_FIRST walk for 400004 steps (8 resets) in 402 ms. (992 steps per ms) remains 50/51 properties
BEST_FIRST walk for 400004 steps (8 resets) in 417 ms. (956 steps per ms) remains 49/50 properties
BEST_FIRST walk for 400004 steps (8 resets) in 419 ms. (952 steps per ms) remains 48/49 properties
BEST_FIRST walk for 400004 steps (8 resets) in 579 ms. (689 steps per ms) remains 47/48 properties
BEST_FIRST walk for 400004 steps (8 resets) in 576 ms. (693 steps per ms) remains 46/47 properties
BEST_FIRST walk for 400004 steps (8 resets) in 589 ms. (677 steps per ms) remains 45/46 properties
BEST_FIRST walk for 400004 steps (8 resets) in 594 ms. (672 steps per ms) remains 44/45 properties
BEST_FIRST walk for 400004 steps (8 resets) in 589 ms. (677 steps per ms) remains 43/44 properties
BEST_FIRST walk for 400004 steps (8 resets) in 593 ms. (673 steps per ms) remains 42/43 properties
BEST_FIRST walk for 400004 steps (8 resets) in 412 ms. (968 steps per ms) remains 41/42 properties
BEST_FIRST walk for 400004 steps (8 resets) in 396 ms. (1007 steps per ms) remains 40/41 properties
BEST_FIRST walk for 400004 steps (8 resets) in 407 ms. (980 steps per ms) remains 39/40 properties
BEST_FIRST walk for 400004 steps (8 resets) in 422 ms. (945 steps per ms) remains 38/39 properties
BEST_FIRST walk for 400004 steps (8 resets) in 398 ms. (1002 steps per ms) remains 37/38 properties
BEST_FIRST walk for 400004 steps (8 resets) in 404 ms. (987 steps per ms) remains 36/37 properties
BEST_FIRST walk for 400004 steps (8 resets) in 415 ms. (961 steps per ms) remains 35/36 properties
BEST_FIRST walk for 400004 steps (8 resets) in 422 ms. (945 steps per ms) remains 34/35 properties
BEST_FIRST walk for 400003 steps (8 resets) in 563 ms. (709 steps per ms) remains 33/34 properties
BEST_FIRST walk for 400004 steps (8 resets) in 591 ms. (675 steps per ms) remains 32/33 properties
BEST_FIRST walk for 400004 steps (8 resets) in 609 ms. (655 steps per ms) remains 31/32 properties
BEST_FIRST walk for 400004 steps (8 resets) in 533 ms. (749 steps per ms) remains 30/31 properties
BEST_FIRST walk for 400004 steps (8 resets) in 539 ms. (740 steps per ms) remains 29/30 properties
BEST_FIRST walk for 400004 steps (8 resets) in 537 ms. (743 steps per ms) remains 28/29 properties
BEST_FIRST walk for 400004 steps (8 resets) in 548 ms. (728 steps per ms) remains 27/28 properties
BEST_FIRST walk for 400004 steps (8 resets) in 527 ms. (757 steps per ms) remains 26/27 properties
BEST_FIRST walk for 400004 steps (8 resets) in 552 ms. (723 steps per ms) remains 25/26 properties
BEST_FIRST walk for 400004 steps (8 resets) in 505 ms. (790 steps per ms) remains 24/25 properties
BEST_FIRST walk for 400004 steps (8 resets) in 518 ms. (770 steps per ms) remains 23/24 properties
BEST_FIRST walk for 400004 steps (8 resets) in 509 ms. (784 steps per ms) remains 22/23 properties
BEST_FIRST walk for 400004 steps (8 resets) in 512 ms. (779 steps per ms) remains 21/22 properties
BEST_FIRST walk for 400004 steps (8 resets) in 477 ms. (836 steps per ms) remains 20/21 properties
BEST_FIRST walk for 400004 steps (145 resets) in 625 ms. (638 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (146 resets) in 525 ms. (760 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (147 resets) in 520 ms. (767 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (149 resets) in 564 ms. (707 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (145 resets) in 500 ms. (798 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (146 resets) in 461 ms. (865 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (148 resets) in 525 ms. (760 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (143 resets) in 481 ms. (829 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (145 resets) in 431 ms. (925 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (148 resets) in 457 ms. (873 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (146 resets) in 464 ms. (860 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (145 resets) in 587 ms. (680 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (147 resets) in 626 ms. (637 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (147 resets) in 662 ms. (603 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (146 resets) in 610 ms. (654 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (145 resets) in 570 ms. (700 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (143 resets) in 564 ms. (707 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (144 resets) in 577 ms. (692 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400004 steps (147 resets) in 625 ms. (638 steps per ms) remains 20/20 properties
BEST_FIRST walk for 400003 steps (144 resets) in 544 ms. (733 steps per ms) remains 20/20 properties
// Phase 1: matrix 1437 rows 796 cols
[2025-05-31 11:12:35] [INFO ] Computed 24 invariants in 56 ms
[2025-05-31 11:12:35] [INFO ] State equation strengthened by 517 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 185/206 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 590/796 variables, 9/24 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/796 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 1437/2233 variables, 796/820 constraints. Problems are: Problem set: 0 solved, 20 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2233 variables, 517/1337 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2233 variables, 0/1337 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/2233 variables, 0/1337 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2233/2233 variables, and 1337 constraints, problems are : Problem set: 0 solved, 20 unsolved in 4086 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 796/796 constraints, ReadFeed: 517/517 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 185/206 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 590/796 variables, 9/24 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/796 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 1437/2233 variables, 796/820 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2233 variables, 517/1337 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2233 variables, 20/1357 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2233 variables, 0/1357 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 0/2233 variables, 0/1357 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2233/2233 variables, and 1357 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5852 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 796/796 constraints, ReadFeed: 517/517 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 10042ms problems are : Problem set: 0 solved, 20 unsolved
Fused 20 Parikh solutions to 17 different solutions.
Finished Parikh walk after 2624 steps, including 22 resets, run visited all 2 properties in 66 ms. (steps per millisecond=39 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 20 properties in 142 ms.
Able to resolve query QuasiLiveness after proving 1037 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 987831 ms.
ITS solved all properties within timeout

BK_STOP 1748689965596

--------------------
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="FlexibleBarrier-PT-22b"
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 FlexibleBarrier-PT-22b, 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-174860112500347"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-22b.tgz
mv FlexibleBarrier-PT-22b 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 ;