About the Execution of GreatSPN+red for SieveSingleMsgMbox-PT-d0m96
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 7675.239 | 1519424.00 | 3146902.00 | 5041.70 | TFFFF??TFFFTFFTT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r377-smll-171683809600044.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool greatspnxred
Input is SieveSingleMsgMbox-PT-d0m96, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r377-smll-171683809600044
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 23 07:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Apr 12 19:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K Apr 12 19:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Apr 12 19:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Apr 12 19:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 57K May 18 16:43 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-00
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-01
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-02
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-03
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-04
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-05
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-06
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-07
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-08
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-09
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-10
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-11
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-12
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-13
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-14
FORMULA_NAME SieveSingleMsgMbox-PT-d0m96-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716885142135
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d0m96
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-28 08:32:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-28 08:32:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 08:32:24] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2024-05-28 08:32:24] [INFO ] Transformed 262 places.
[2024-05-28 08:32:24] [INFO ] Transformed 73 transitions.
[2024-05-28 08:32:24] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 276 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 190 places in 2 ms
Reduce places removed 190 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 73/73 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 70 transition count 73
Applied a total of 2 rules in 68 ms. Remains 70 /72 variables (removed 2) and now considering 73/73 (removed 0) transitions.
// Phase 1: matrix 73 rows 70 cols
[2024-05-28 08:32:24] [INFO ] Computed 5 invariants in 26 ms
[2024-05-28 08:32:24] [INFO ] Implicit Places using invariants in 290 ms returned []
[2024-05-28 08:32:24] [INFO ] Invariant cache hit.
[2024-05-28 08:32:25] [INFO ] State equation strengthened by 31 read => feed constraints.
[2024-05-28 08:32:25] [INFO ] Implicit Places using invariants and state equation in 278 ms returned []
Implicit Place search using SMT with State Equation took 660 ms to find 0 implicit places.
Running 72 sub problems to find dead transitions.
[2024-05-28 08:32:25] [INFO ] Invariant cache hit.
[2024-05-28 08:32:25] [INFO ] State equation strengthened by 31 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (OVERLAPS) 1/70 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 72 unsolved
[2024-05-28 08:32:26] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 21 ms to minimize.
[2024-05-28 08:32:26] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (OVERLAPS) 73/143 variables, 70/77 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/143 variables, 31/108 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/143 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 72 unsolved
[2024-05-28 08:32:28] [INFO ] Deduced a trap composed of 28 places in 53 ms of which 1 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/143 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/143 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 11 (OVERLAPS) 0/143 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 143/143 variables, and 109 constraints, problems are : Problem set: 0 solved, 72 unsolved in 3991 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 70/70 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/69 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (OVERLAPS) 1/70 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/70 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (OVERLAPS) 73/143 variables, 70/78 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/143 variables, 31/109 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/143 variables, 72/181 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/143 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 10 (OVERLAPS) 0/143 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 143/143 variables, and 181 constraints, problems are : Problem set: 0 solved, 72 unsolved in 2891 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 70/70 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 3/3 constraints]
After SMT, in 7098ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 7119ms
Starting structural reductions in LTL mode, iteration 1 : 70/72 places, 73/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7883 ms. Remains : 70/72 places, 73/73 transitions.
Support contains 33 out of 70 places after structural reductions.
[2024-05-28 08:32:32] [INFO ] Flatten gal took : 36 ms
[2024-05-28 08:32:32] [INFO ] Flatten gal took : 20 ms
[2024-05-28 08:32:32] [INFO ] Input system was already deterministic with 73 transitions.
Support contains 32 out of 70 places (down from 33) after GAL structural reductions.
RANDOM walk for 40000 steps (8922 resets) in 2830 ms. (14 steps per ms) remains 23/32 properties
BEST_FIRST walk for 4002 steps (196 resets) in 57 ms. (69 steps per ms) remains 21/23 properties
BEST_FIRST walk for 4002 steps (171 resets) in 79 ms. (50 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4002 steps (400 resets) in 96 ms. (41 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (417 resets) in 67 ms. (58 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (408 resets) in 46 ms. (85 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (195 resets) in 31 ms. (125 steps per ms) remains 19/21 properties
BEST_FIRST walk for 4003 steps (118 resets) in 28 ms. (138 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (169 resets) in 33 ms. (117 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (122 resets) in 22 ms. (174 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (179 resets) in 23 ms. (166 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4001 steps (426 resets) in 47 ms. (83 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (191 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4002 steps (217 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (195 resets) in 19 ms. (200 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (174 resets) in 15 ms. (250 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (203 resets) in 46 ms. (85 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4001 steps (192 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4001 steps (402 resets) in 21 ms. (181 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4000 steps (423 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
[2024-05-28 08:32:33] [INFO ] Invariant cache hit.
[2024-05-28 08:32:33] [INFO ] State equation strengthened by 31 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Problem AtomicPropp10 is UNSAT
At refinement iteration 1 (OVERLAPS) 28/51 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 18 unsolved
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp17 is UNSAT
At refinement iteration 3 (OVERLAPS) 12/63 variables, 3/5 constraints. Problems are: Problem set: 3 solved, 16 unsolved
[2024-05-28 08:32:34] [INFO ] Deduced a trap composed of 22 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 3 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 3 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 72/135 variables, 63/69 constraints. Problems are: Problem set: 3 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/135 variables, 30/99 constraints. Problems are: Problem set: 3 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/99 constraints. Problems are: Problem set: 3 solved, 16 unsolved
Problem AtomicPropp16 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 8/143 variables, 7/106 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/143 variables, 1/107 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/143 variables, 0/107 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 12 (OVERLAPS) 0/143 variables, 0/107 constraints. Problems are: Problem set: 4 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 143/143 variables, and 107 constraints, problems are : Problem set: 4 solved, 15 unsolved in 1025 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 70/70 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 4 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 32/51 variables, 2/2 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 12/63 variables, 3/5 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 1/6 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/63 variables, 0/6 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 72/135 variables, 63/69 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/135 variables, 30/99 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 4/103 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/135 variables, 0/103 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 8/143 variables, 7/110 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/143 variables, 1/111 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/143 variables, 11/122 constraints. Problems are: Problem set: 4 solved, 15 unsolved
[2024-05-28 08:32:35] [INFO ] Deduced a trap composed of 28 places in 43 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/143 variables, 1/123 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/143 variables, 0/123 constraints. Problems are: Problem set: 4 solved, 15 unsolved
At refinement iteration 15 (OVERLAPS) 0/143 variables, 0/123 constraints. Problems are: Problem set: 4 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 143/143 variables, and 123 constraints, problems are : Problem set: 4 solved, 15 unsolved in 1370 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 70/70 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 15/19 constraints, Known Traps: 2/2 constraints]
After SMT, in 2464ms problems are : Problem set: 4 solved, 15 unsolved
Fused 15 Parikh solutions to 13 different solutions.
Parikh walk visited 1 properties in 4744 ms.
Support contains 18 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 68 transition count 71
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 68 transition count 71
Applied a total of 4 rules in 19 ms. Remains 68 /70 variables (removed 2) and now considering 71/73 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 68/70 places, 71/73 transitions.
RANDOM walk for 40000 steps (8929 resets) in 299 ms. (133 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (1955 resets) in 125 ms. (317 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (1916 resets) in 149 ms. (266 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (4229 resets) in 167 ms. (238 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (4156 resets) in 153 ms. (259 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40001 steps (4065 resets) in 170 ms. (233 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (1983 resets) in 125 ms. (317 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (1217 resets) in 107 ms. (370 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (1919 resets) in 82 ms. (481 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (4077 resets) in 92 ms. (430 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (1949 resets) in 83 ms. (476 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (1965 resets) in 73 ms. (540 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (1933 resets) in 90 ms. (439 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (1939 resets) in 96 ms. (412 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (4175 resets) in 94 ms. (421 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 2703721 steps, run timeout after 3001 ms. (steps per millisecond=900 ) properties seen :13 out of 14
Probabilistic random walk after 2703721 steps, saw 1303091 distinct states, run finished after 3006 ms. (steps per millisecond=899 ) properties seen :13
// Phase 1: matrix 71 rows 68 cols
[2024-05-28 08:32:44] [INFO ] Computed 5 invariants in 2 ms
[2024-05-28 08:32:44] [INFO ] State equation strengthened by 31 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 39/42 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 14/56 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 62/118 variables, 56/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 22/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 21/139 variables, 12/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/139 variables, 9/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/139 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/139 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 139/139 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 95 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 68/68 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 39/42 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 14/56 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 62/118 variables, 56/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 22/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 21/139 variables, 12/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/139 variables, 9/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/139 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/139 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/139 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 139/139 variables, and 105 constraints, problems are : Problem set: 0 solved, 1 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 68/68 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 269ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 350 ms.
Support contains 3 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 71/71 transitions.
Graph (complete) has 181 edges and 68 vertex of which 67 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 67 transition count 69
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 8 place count 62 transition count 64
Iterating global reduction 1 with 5 rules applied. Total rules applied 13 place count 62 transition count 64
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 61 transition count 63
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 61 transition count 63
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 16 place count 60 transition count 62
Iterating global reduction 1 with 1 rules applied. Total rules applied 17 place count 60 transition count 62
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 18 place count 60 transition count 61
Applied a total of 18 rules in 30 ms. Remains 60 /68 variables (removed 8) and now considering 61/71 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 60/68 places, 61/71 transitions.
RANDOM walk for 40000 steps (8952 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (1231 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2912111 steps, run timeout after 3001 ms. (steps per millisecond=970 ) properties seen :0 out of 1
Probabilistic random walk after 2912111 steps, saw 1497251 distinct states, run finished after 3001 ms. (steps per millisecond=970 ) properties seen :0
// Phase 1: matrix 61 rows 60 cols
[2024-05-28 08:32:48] [INFO ] Computed 4 invariants in 4 ms
[2024-05-28 08:32:48] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 35/38 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/41 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/43 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 54/97 variables, 43/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/97 variables, 18/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/97 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 24/121 variables, 17/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/121 variables, 7/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/121 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/121 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 121/121 variables, and 89 constraints, problems are : Problem set: 0 solved, 1 unsolved in 143 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 35/38 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/41 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/41 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/43 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 54/97 variables, 43/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/97 variables, 18/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/97 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 24/121 variables, 17/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/121 variables, 7/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/121 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/121 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-28 08:32:49] [INFO ] Deduced a trap composed of 26 places in 64 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/121 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/121 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/121 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 121/121 variables, and 91 constraints, problems are : Problem set: 0 solved, 1 unsolved in 356 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 512ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 105 ms.
Support contains 3 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 61/61 transitions.
Applied a total of 0 rules in 6 ms. Remains 60 /60 variables (removed 0) and now considering 61/61 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 60/60 places, 61/61 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 61/61 transitions.
Applied a total of 0 rules in 5 ms. Remains 60 /60 variables (removed 0) and now considering 61/61 (removed 0) transitions.
[2024-05-28 08:32:49] [INFO ] Invariant cache hit.
[2024-05-28 08:32:49] [INFO ] Implicit Places using invariants in 265 ms returned []
[2024-05-28 08:32:49] [INFO ] Invariant cache hit.
[2024-05-28 08:32:49] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:32:49] [INFO ] Implicit Places using invariants and state equation in 225 ms returned []
Implicit Place search using SMT with State Equation took 499 ms to find 0 implicit places.
[2024-05-28 08:32:49] [INFO ] Redundant transitions in 1 ms returned []
Running 60 sub problems to find dead transitions.
[2024-05-28 08:32:49] [INFO ] Invariant cache hit.
[2024-05-28 08:32:49] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (OVERLAPS) 61/121 variables, 60/64 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/121 variables, 25/89 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/121 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 60 unsolved
[2024-05-28 08:32:50] [INFO ] Deduced a trap composed of 26 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/121 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/121 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 10 (OVERLAPS) 0/121 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 121/121 variables, and 90 constraints, problems are : Problem set: 0 solved, 60 unsolved in 1834 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/121 variables, 60/65 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/121 variables, 25/90 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/121 variables, 60/150 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/121 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 10 (OVERLAPS) 0/121 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 121/121 variables, and 150 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2626 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 1/1 constraints]
After SMT, in 4531ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 4533ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5043 ms. Remains : 60/60 places, 61/61 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 60 transition count 60
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 10 Pre rules applied. Total rules applied 1 place count 60 transition count 50
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 21 place count 50 transition count 50
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 27 place count 47 transition count 47
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 33 place count 44 transition count 47
Applied a total of 33 rules in 17 ms. Remains 44 /60 variables (removed 16) and now considering 47/61 (removed 14) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 47 rows 44 cols
[2024-05-28 08:32:54] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:32:54] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-28 08:32:54] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-28 08:32:54] [INFO ] After 91ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-28 08:32:54] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-28 08:32:54] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-28 08:32:54] [INFO ] After 32ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-28 08:32:54] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 2 ms to minimize.
[2024-05-28 08:32:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 48 ms
TRAPS : Iteration 1
[2024-05-28 08:32:54] [INFO ] After 109ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-28 08:32:54] [INFO ] After 151ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 286 ms.
Successfully simplified 4 atomic propositions for a total of 15 simplifications.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 10 stabilizing places and 13 stable transitions
Graph (complete) has 213 edges and 70 vertex of which 69 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||G((G(p0)||X(p1))))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 62 transition count 65
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 61 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 60 transition count 62
Applied a total of 21 rules in 17 ms. Remains 60 /70 variables (removed 10) and now considering 62/73 (removed 11) transitions.
// Phase 1: matrix 62 rows 60 cols
[2024-05-28 08:32:55] [INFO ] Computed 5 invariants in 2 ms
[2024-05-28 08:32:55] [INFO ] Implicit Places using invariants in 104 ms returned []
[2024-05-28 08:32:55] [INFO ] Invariant cache hit.
[2024-05-28 08:32:55] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-28 08:32:55] [INFO ] Implicit Places using invariants and state equation in 209 ms returned []
Implicit Place search using SMT with State Equation took 317 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2024-05-28 08:32:55] [INFO ] Invariant cache hit.
[2024-05-28 08:32:55] [INFO ] State equation strengthened by 26 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:32:56] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 2 ms to minimize.
[2024-05-28 08:32:56] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 93 constraints, problems are : Problem set: 0 solved, 61 unsolved in 1497 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 154 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2127 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 3697ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 3699ms
Starting structural reductions in LTL mode, iteration 1 : 60/70 places, 62/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4034 ms. Remains : 60/70 places, 62/73 transitions.
Stuttering acceptance computed with spot in 368 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 449 ms.
Product exploration explored 100000 steps with 50000 reset in 322 ms.
Computed a total of 8 stabilizing places and 11 stable transitions
Graph (complete) has 185 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 8 stabilizing places and 11 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 33 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-00 finished in 5322 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(!p0)) U G((p1 U p2))))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 62 transition count 65
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 61 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 60 transition count 62
Applied a total of 21 rules in 16 ms. Remains 60 /70 variables (removed 10) and now considering 62/73 (removed 11) transitions.
// Phase 1: matrix 62 rows 60 cols
[2024-05-28 08:33:00] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:33:00] [INFO ] Implicit Places using invariants in 75 ms returned []
[2024-05-28 08:33:00] [INFO ] Invariant cache hit.
[2024-05-28 08:33:00] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:33:00] [INFO ] Implicit Places using invariants and state equation in 114 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
[2024-05-28 08:33:00] [INFO ] Redundant transitions in 1 ms returned []
Running 61 sub problems to find dead transitions.
[2024-05-28 08:33:00] [INFO ] Invariant cache hit.
[2024-05-28 08:33:00] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:33:01] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 1 ms to minimize.
[2024-05-28 08:33:01] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 92 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2512 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2746 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 5301ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 5302ms
Starting structural reductions in SI_LTL mode, iteration 1 : 60/70 places, 62/73 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5527 ms. Remains : 60/70 places, 62/73 transitions.
Stuttering acceptance computed with spot in 227 ms :[(NOT p2), p0, (OR (AND p0 p2) (AND p0 p1)), (NOT p2)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-01
Stuttering criterion allowed to conclude after 13 steps with 4 reset in 2 ms.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-01 finished in 5788 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((F(p1)&&G((p2 U !p0))))))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 63 transition count 66
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 63 transition count 66
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 62 transition count 65
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 61 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 61 transition count 64
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 61 transition count 63
Applied a total of 19 rules in 14 ms. Remains 61 /70 variables (removed 9) and now considering 63/73 (removed 10) transitions.
// Phase 1: matrix 63 rows 61 cols
[2024-05-28 08:33:06] [INFO ] Computed 5 invariants in 2 ms
[2024-05-28 08:33:06] [INFO ] Implicit Places using invariants in 109 ms returned []
[2024-05-28 08:33:06] [INFO ] Invariant cache hit.
[2024-05-28 08:33:06] [INFO ] State equation strengthened by 27 read => feed constraints.
[2024-05-28 08:33:06] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 248 ms to find 0 implicit places.
Running 62 sub problems to find dead transitions.
[2024-05-28 08:33:06] [INFO ] Invariant cache hit.
[2024-05-28 08:33:06] [INFO ] State equation strengthened by 27 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 62 unsolved
[2024-05-28 08:33:07] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
[2024-05-28 08:33:07] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (OVERLAPS) 63/124 variables, 61/68 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 27/95 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 62 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/124 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Real declared 124/124 variables, and 95 constraints, problems are : Problem set: 0 solved, 62 unsolved in 2542 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 61/61 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 62/62 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 62 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (OVERLAPS) 63/124 variables, 61/68 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 27/95 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 62/157 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/124 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 10 (OVERLAPS) 0/124 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Int declared 124/124 variables, and 157 constraints, problems are : Problem set: 0 solved, 62 unsolved in 3373 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 61/61 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 62/62 constraints, Known Traps: 2/2 constraints]
After SMT, in 5976ms problems are : Problem set: 0 solved, 62 unsolved
Search for dead transitions found 0 dead transitions in 5978ms
Starting structural reductions in LTL mode, iteration 1 : 61/70 places, 63/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6241 ms. Remains : 61/70 places, 63/73 transitions.
Stuttering acceptance computed with spot in 256 ms :[true, (NOT p0), (OR (NOT p1) p0), true, (NOT p1), p0, p0]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-02 finished in 6521 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(G((p1 U !p2)))))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 62 transition count 65
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 61 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 60 transition count 62
Applied a total of 21 rules in 19 ms. Remains 60 /70 variables (removed 10) and now considering 62/73 (removed 11) transitions.
// Phase 1: matrix 62 rows 60 cols
[2024-05-28 08:33:12] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:33:12] [INFO ] Implicit Places using invariants in 72 ms returned []
[2024-05-28 08:33:12] [INFO ] Invariant cache hit.
[2024-05-28 08:33:12] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:33:12] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 226 ms to find 0 implicit places.
[2024-05-28 08:33:12] [INFO ] Redundant transitions in 2 ms returned []
Running 61 sub problems to find dead transitions.
[2024-05-28 08:33:12] [INFO ] Invariant cache hit.
[2024-05-28 08:33:12] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:33:13] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 1 ms to minimize.
[2024-05-28 08:33:13] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 92 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2592 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2984 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 5646ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 5648ms
Starting structural reductions in SI_LTL mode, iteration 1 : 60/70 places, 62/73 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5901 ms. Remains : 60/70 places, 62/73 transitions.
Stuttering acceptance computed with spot in 138 ms :[(AND (NOT p0) p2), p2, p2]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-05
Product exploration explored 100000 steps with 22390 reset in 296 ms.
Product exploration explored 100000 steps with 22314 reset in 240 ms.
Computed a total of 7 stabilizing places and 10 stable transitions
Graph (complete) has 186 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 7 stabilizing places and 10 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X (OR (NOT p2) p1)), (X (NOT (AND p2 p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (OR (NOT p2) p1))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 205 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 108 ms :[p2, p2]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40000 steps (8943 resets) in 321 ms. (124 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (1941 resets) in 140 ms. (283 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (1948 resets) in 195 ms. (204 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (1884 resets) in 59 ms. (666 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40002 steps (4199 resets) in 29 ms. (1333 steps per ms) remains 2/2 properties
[2024-05-28 08:33:19] [INFO ] Invariant cache hit.
[2024-05-28 08:33:19] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 26/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/37 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf3 is UNSAT
At refinement iteration 5 (OVERLAPS) 11/48 variables, 3/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/101 variables, 48/53 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/101 variables, 16/69 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/101 variables, 0/69 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 21/122 variables, 12/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/122 variables, 9/90 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/122 variables, 0/90 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/122 variables, 0/90 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 90 constraints, problems are : Problem set: 1 solved, 1 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 27/29 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 7/36 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 12/48 variables, 3/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 53/101 variables, 48/53 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/101 variables, 16/69 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/101 variables, 0/69 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 21/122 variables, 12/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/122 variables, 9/90 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/122 variables, 1/91 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/122 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/122 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 91 constraints, problems are : Problem set: 1 solved, 1 unsolved in 99 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 208ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 10 ms.
Support contains 2 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 62/62 transitions.
Graph (complete) has 165 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 59 transition count 60
Applied a total of 3 rules in 5 ms. Remains 59 /60 variables (removed 1) and now considering 60/62 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 59/60 places, 60/62 transitions.
RANDOM walk for 40000 steps (8952 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (4097 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 1352 steps, run visited all 1 properties in 5 ms. (steps per millisecond=270 )
Probabilistic random walk after 1352 steps, saw 684 distinct states, run finished after 24 ms. (steps per millisecond=56 ) properties seen :1
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X (OR (NOT p2) p1)), (X (NOT (AND p2 p1))), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (OR (NOT p2) p1))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (G (OR (NOT p1) (NOT p2)))]
False Knowledge obtained : [(F p1), (F p2), (F (NOT (OR p1 (NOT p2)))), (F (NOT (OR p1 (NOT p2))))]
Knowledge based reduction with 16 factoid took 315 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[p2]
Stuttering acceptance computed with spot in 47 ms :[p2]
Support contains 2 out of 60 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 60/60 places, 62/62 transitions.
Applied a total of 0 rules in 6 ms. Remains 60 /60 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2024-05-28 08:33:20] [INFO ] Invariant cache hit.
[2024-05-28 08:33:20] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-05-28 08:33:20] [INFO ] Invariant cache hit.
[2024-05-28 08:33:20] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:33:20] [INFO ] Implicit Places using invariants and state equation in 313 ms returned []
Implicit Place search using SMT with State Equation took 401 ms to find 0 implicit places.
[2024-05-28 08:33:20] [INFO ] Redundant transitions in 1 ms returned []
Running 61 sub problems to find dead transitions.
[2024-05-28 08:33:20] [INFO ] Invariant cache hit.
[2024-05-28 08:33:20] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:33:21] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
[2024-05-28 08:33:21] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 92 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2062 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2201 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 4331ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 4333ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 4750 ms. Remains : 60/60 places, 62/62 transitions.
Computed a total of 7 stabilizing places and 10 stable transitions
Graph (complete) has 186 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 7 stabilizing places and 10 stable transitions
Knowledge obtained : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 192 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[p2]
RANDOM walk for 40000 steps (8945 resets) in 195 ms. (204 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (1880 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 305 steps, run visited all 1 properties in 5 ms. (steps per millisecond=61 )
Probabilistic random walk after 305 steps, saw 166 distinct states, run finished after 5 ms. (steps per millisecond=61 ) properties seen :1
Knowledge obtained : [(NOT p2), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 3 factoid took 125 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[p2]
Stuttering acceptance computed with spot in 33 ms :[p2]
Stuttering acceptance computed with spot in 34 ms :[p2]
Product exploration explored 100000 steps with 22347 reset in 164 ms.
Product exploration explored 100000 steps with 22538 reset in 180 ms.
Support contains 2 out of 60 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 60/60 places, 62/62 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 59 transition count 61
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 59 transition count 61
Applied a total of 2 rules in 8 ms. Remains 59 /60 variables (removed 1) and now considering 61/62 (removed 1) transitions.
// Phase 1: matrix 61 rows 59 cols
[2024-05-28 08:33:26] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:33:26] [INFO ] Implicit Places using invariants in 82 ms returned []
[2024-05-28 08:33:26] [INFO ] Invariant cache hit.
[2024-05-28 08:33:26] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:33:26] [INFO ] Implicit Places using invariants and state equation in 216 ms returned []
Implicit Place search using SMT with State Equation took 305 ms to find 0 implicit places.
[2024-05-28 08:33:26] [INFO ] Redundant transitions in 2 ms returned []
Running 60 sub problems to find dead transitions.
[2024-05-28 08:33:26] [INFO ] Invariant cache hit.
[2024-05-28 08:33:26] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
[2024-05-28 08:33:27] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 1 ms to minimize.
[2024-05-28 08:33:27] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/120 variables, 59/66 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 25/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (OVERLAPS) 0/120 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 91 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2330 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 59/59 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/120 variables, 59/66 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 25/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 60/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/120 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 10 (OVERLAPS) 0/120 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/120 variables, and 151 constraints, problems are : Problem set: 0 solved, 60 unsolved in 3091 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 59/59 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 2/2 constraints]
After SMT, in 5501ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 5503ms
Starting structural reductions in SI_LTL mode, iteration 1 : 59/60 places, 61/62 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5823 ms. Remains : 59/60 places, 61/62 transitions.
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-05 finished in 19495 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X((!p0 U (G(!p0)||(!p0&&G(!p1)))))))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 62 transition count 65
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 61 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 60 transition count 62
Applied a total of 21 rules in 5 ms. Remains 60 /70 variables (removed 10) and now considering 62/73 (removed 11) transitions.
// Phase 1: matrix 62 rows 60 cols
[2024-05-28 08:33:32] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:33:32] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-05-28 08:33:32] [INFO ] Invariant cache hit.
[2024-05-28 08:33:32] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-28 08:33:32] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 342 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2024-05-28 08:33:32] [INFO ] Invariant cache hit.
[2024-05-28 08:33:32] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:33:33] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 2 ms to minimize.
[2024-05-28 08:33:33] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 93 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2360 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 154 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2261 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 4697ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 4699ms
Starting structural reductions in LTL mode, iteration 1 : 60/70 places, 62/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5047 ms. Remains : 60/70 places, 62/73 transitions.
Stuttering acceptance computed with spot in 356 ms :[true, p0, (AND p0 p1), p1, p0, p0, p0, p0]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-06
Product exploration explored 100000 steps with 22572 reset in 94 ms.
Product exploration explored 100000 steps with 22444 reset in 113 ms.
Computed a total of 8 stabilizing places and 11 stable transitions
Graph (complete) has 185 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 8 stabilizing places and 11 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 95 ms. Reduced automaton from 8 states, 14 edges and 2 AP (stutter sensitive) to 8 states, 14 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 308 ms :[true, p0, p1, (AND p0 p1), p0, p0, p0, p0]
RANDOM walk for 40000 steps (8898 resets) in 152 ms. (261 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40002 steps (1554 resets) in 58 ms. (678 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (1888 resets) in 58 ms. (678 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (1895 resets) in 53 ms. (740 steps per ms) remains 3/3 properties
[2024-05-28 08:33:38] [INFO ] Invariant cache hit.
[2024-05-28 08:33:38] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 28/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 7/38 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 11/49 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/49 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 55/104 variables, 49/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 19/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf2 is UNSAT
At refinement iteration 10 (OVERLAPS) 18/122 variables, 11/84 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/122 variables, 7/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/122 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/122 variables, 0/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 91 constraints, problems are : Problem set: 1 solved, 2 unsolved in 151 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 28/31 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/38 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 11/49 variables, 3/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/49 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 55/104 variables, 49/54 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 19/73 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/73 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 18/122 variables, 11/84 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/122 variables, 7/91 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/122 variables, 2/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/122 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/122 variables, 0/93 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 93 constraints, problems are : Problem set: 1 solved, 2 unsolved in 225 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 385ms problems are : Problem set: 1 solved, 2 unsolved
Parikh walk visited 0 properties in 10594 ms.
Support contains 3 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 62/62 transitions.
Graph (complete) has 163 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 59 transition count 60
Applied a total of 3 rules in 5 ms. Remains 59 /60 variables (removed 1) and now considering 60/62 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 59/60 places, 60/62 transitions.
RANDOM walk for 40000 steps (8861 resets) in 59 ms. (666 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (1927 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (1948 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 371 steps, run visited all 2 properties in 7 ms. (steps per millisecond=53 )
Probabilistic random walk after 371 steps, saw 214 distinct states, run finished after 7 ms. (steps per millisecond=53 ) properties seen :2
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (G (OR (NOT p0) (NOT p1)))]
False Knowledge obtained : [(F p0), (F (NOT (OR p0 (NOT p1)))), (F p1), (F (NOT (OR (NOT p0) p1))), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 190 ms. Reduced automaton from 8 states, 14 edges and 2 AP (stutter sensitive) to 8 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 267 ms :[true, p0, p1, (AND p0 p1), p0, p0, p0, p0]
Stuttering acceptance computed with spot in 268 ms :[true, p0, p1, (AND p0 p1), p0, p0, p0, p0]
Support contains 3 out of 60 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 60/60 places, 62/62 transitions.
Applied a total of 0 rules in 0 ms. Remains 60 /60 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2024-05-28 08:33:50] [INFO ] Invariant cache hit.
[2024-05-28 08:33:50] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-28 08:33:50] [INFO ] Invariant cache hit.
[2024-05-28 08:33:50] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-28 08:33:50] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 226 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2024-05-28 08:33:50] [INFO ] Invariant cache hit.
[2024-05-28 08:33:50] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:33:51] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
[2024-05-28 08:33:51] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 93 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2544 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 154 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2360 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 4938ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 4939ms
Finished structural reductions in LTL mode , in 1 iterations and 5165 ms. Remains : 60/60 places, 62/62 transitions.
Computed a total of 8 stabilizing places and 11 stable transitions
Graph (complete) has 185 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 8 stabilizing places and 11 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 94 ms. Reduced automaton from 8 states, 13 edges and 2 AP (stutter sensitive) to 8 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 293 ms :[true, p0, p1, (AND p0 p1), p0, p0, p0, p0]
RANDOM walk for 40000 steps (8993 resets) in 127 ms. (312 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40003 steps (1927 resets) in 58 ms. (678 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (1955 resets) in 52 ms. (754 steps per ms) remains 2/2 properties
[2024-05-28 08:33:55] [INFO ] Invariant cache hit.
[2024-05-28 08:33:55] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 28/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/38 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 11/49 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/49 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 55/104 variables, 49/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 19/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 18/122 variables, 11/84 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/122 variables, 7/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/122 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/122 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 91 constraints, problems are : Problem set: 0 solved, 2 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 28/31 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 7/38 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 11/49 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/49 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 55/104 variables, 49/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 19/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 18/122 variables, 11/84 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/122 variables, 7/91 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/122 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 93 constraints, problems are : Problem set: 0 solved, 2 unsolved in 154 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 292ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 10727 ms.
Support contains 3 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 62/62 transitions.
Graph (complete) has 163 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 59 transition count 60
Applied a total of 3 rules in 4 ms. Remains 59 /60 variables (removed 1) and now considering 60/62 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 59/60 places, 60/62 transitions.
RANDOM walk for 40000 steps (8920 resets) in 57 ms. (689 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (1929 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (1912 resets) in 29 ms. (1333 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 371 steps, run visited all 2 properties in 8 ms. (steps per millisecond=46 )
Probabilistic random walk after 371 steps, saw 214 distinct states, run finished after 8 ms. (steps per millisecond=46 ) properties seen :2
Knowledge obtained : [(AND (NOT p0) (NOT p1))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 1 factoid took 165 ms. Reduced automaton from 8 states, 13 edges and 2 AP (stutter sensitive) to 8 states, 13 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 276 ms :[true, p0, p1, (AND p0 p1), p0, p0, p0, p0]
Stuttering acceptance computed with spot in 334 ms :[true, p0, p1, (AND p0 p1), p0, p0, p0, p0]
Stuttering acceptance computed with spot in 320 ms :[true, p0, p1, (AND p0 p1), p0, p0, p0, p0]
Product exploration explored 100000 steps with 22433 reset in 169 ms.
Product exploration explored 100000 steps with 22334 reset in 195 ms.
Applying partial POR strategy [true, false, true, false, false, false, false, false]
Stuttering acceptance computed with spot in 358 ms :[true, p0, p1, (AND p0 p1), p0, p0, p0, p0]
Support contains 3 out of 60 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 60/60 places, 62/62 transitions.
Applied a total of 0 rules in 8 ms. Remains 60 /60 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2024-05-28 08:34:09] [INFO ] Redundant transitions in 1 ms returned []
Running 61 sub problems to find dead transitions.
[2024-05-28 08:34:09] [INFO ] Invariant cache hit.
[2024-05-28 08:34:09] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:34:09] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 1 ms to minimize.
[2024-05-28 08:34:10] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 93 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2668 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 154 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2299 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 5023ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 5024ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 5040 ms. Remains : 60/60 places, 62/62 transitions.
Support contains 3 out of 60 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 60/60 places, 62/62 transitions.
Applied a total of 0 rules in 2 ms. Remains 60 /60 variables (removed 0) and now considering 62/62 (removed 0) transitions.
[2024-05-28 08:34:14] [INFO ] Invariant cache hit.
[2024-05-28 08:34:14] [INFO ] Implicit Places using invariants in 89 ms returned []
[2024-05-28 08:34:14] [INFO ] Invariant cache hit.
[2024-05-28 08:34:14] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-28 08:34:14] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 254 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2024-05-28 08:34:14] [INFO ] Invariant cache hit.
[2024-05-28 08:34:14] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:34:15] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 1 ms to minimize.
[2024-05-28 08:34:15] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 93 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2354 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 154 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2184 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 4570ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 4571ms
Finished structural reductions in LTL mode , in 1 iterations and 4828 ms. Remains : 60/60 places, 62/62 transitions.
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-06 finished in 46869 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U !p1)&&X((X(G(p2)) U G(p3))))))'
Support contains 6 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 62 transition count 65
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 61 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 60 transition count 62
Applied a total of 21 rules in 3 ms. Remains 60 /70 variables (removed 10) and now considering 62/73 (removed 11) transitions.
// Phase 1: matrix 62 rows 60 cols
[2024-05-28 08:34:19] [INFO ] Computed 5 invariants in 2 ms
[2024-05-28 08:34:19] [INFO ] Implicit Places using invariants in 75 ms returned []
[2024-05-28 08:34:19] [INFO ] Invariant cache hit.
[2024-05-28 08:34:19] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:34:19] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2024-05-28 08:34:19] [INFO ] Invariant cache hit.
[2024-05-28 08:34:19] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:34:19] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 2 ms to minimize.
[2024-05-28 08:34:19] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (OVERLAPS) 0/122 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 92 constraints, problems are : Problem set: 0 solved, 61 unsolved in 1924 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 25/92 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 153 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2656 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 2/2 constraints]
After SMT, in 4614ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 4615ms
Starting structural reductions in LTL mode, iteration 1 : 60/70 places, 62/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4820 ms. Remains : 60/70 places, 62/73 transitions.
Stuttering acceptance computed with spot in 283 ms :[(OR (NOT p3) p1), (OR (NOT p3) p1), true, p1, (NOT p3), (NOT p2), (AND (NOT p3) (NOT p2)), (AND (NOT p3) p2)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-08 finished in 5137 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X(X(G(p1)))))'
Support contains 4 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 61 transition count 64
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 59 transition count 62
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 59 transition count 62
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 59 transition count 61
Applied a total of 23 rules in 3 ms. Remains 59 /70 variables (removed 11) and now considering 61/73 (removed 12) transitions.
// Phase 1: matrix 61 rows 59 cols
[2024-05-28 08:34:24] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:34:24] [INFO ] Implicit Places using invariants in 120 ms returned []
[2024-05-28 08:34:24] [INFO ] Invariant cache hit.
[2024-05-28 08:34:24] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:34:24] [INFO ] Implicit Places using invariants and state equation in 175 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-28 08:34:24] [INFO ] Invariant cache hit.
[2024-05-28 08:34:24] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
[2024-05-28 08:34:25] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
[2024-05-28 08:34:25] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/120 variables, 59/66 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 25/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (OVERLAPS) 0/120 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 91 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2401 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 59/59 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/120 variables, 59/66 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 25/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 60/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/120 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 10 (OVERLAPS) 0/120 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/120 variables, and 151 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2749 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 59/59 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 2/2 constraints]
After SMT, in 5193ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 5194ms
Starting structural reductions in LTL mode, iteration 1 : 59/70 places, 61/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5497 ms. Remains : 59/70 places, 61/73 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-09
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-09 finished in 5670 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&F(p1)))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 62 transition count 65
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 62 transition count 65
Applied a total of 16 rules in 2 ms. Remains 62 /70 variables (removed 8) and now considering 65/73 (removed 8) transitions.
// Phase 1: matrix 65 rows 62 cols
[2024-05-28 08:34:29] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:34:29] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-28 08:34:29] [INFO ] Invariant cache hit.
[2024-05-28 08:34:29] [INFO ] State equation strengthened by 27 read => feed constraints.
[2024-05-28 08:34:30] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 225 ms to find 0 implicit places.
Running 64 sub problems to find dead transitions.
[2024-05-28 08:34:30] [INFO ] Invariant cache hit.
[2024-05-28 08:34:30] [INFO ] State equation strengthened by 27 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 1/62 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 64 unsolved
[2024-05-28 08:34:30] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 2 ms to minimize.
[2024-05-28 08:34:30] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/62 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 65/127 variables, 62/69 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/127 variables, 27/96 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/127 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 9 (OVERLAPS) 0/127 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 127/127 variables, and 96 constraints, problems are : Problem set: 0 solved, 64 unsolved in 2151 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 62/62 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/61 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (OVERLAPS) 1/62 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/62 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 6 (OVERLAPS) 65/127 variables, 62/69 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/127 variables, 27/96 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/127 variables, 64/160 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/127 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 10 (OVERLAPS) 0/127 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 127/127 variables, and 160 constraints, problems are : Problem set: 0 solved, 64 unsolved in 2897 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 62/62 constraints, ReadFeed: 27/27 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 2/2 constraints]
After SMT, in 5121ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 5122ms
Starting structural reductions in LTL mode, iteration 1 : 62/70 places, 65/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5349 ms. Remains : 62/70 places, 65/73 transitions.
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-10
Entered a terminal (fully accepting) state of product in 9164 steps with 2057 reset in 23 ms.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-10 finished in 5551 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((!p0&&X((!p0 U (!p1||G(!p0)))))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 61 transition count 64
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 59 transition count 62
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 59 transition count 62
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 59 transition count 61
Applied a total of 23 rules in 5 ms. Remains 59 /70 variables (removed 11) and now considering 61/73 (removed 12) transitions.
// Phase 1: matrix 61 rows 59 cols
[2024-05-28 08:34:35] [INFO ] Computed 5 invariants in 2 ms
[2024-05-28 08:34:35] [INFO ] Implicit Places using invariants in 72 ms returned []
[2024-05-28 08:34:35] [INFO ] Invariant cache hit.
[2024-05-28 08:34:35] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:34:35] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-28 08:34:35] [INFO ] Invariant cache hit.
[2024-05-28 08:34:35] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
[2024-05-28 08:34:36] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 3 ms to minimize.
[2024-05-28 08:34:36] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/120 variables, 59/66 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 25/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (OVERLAPS) 0/120 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 91 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2454 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 59/59 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/120 variables, 59/66 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 25/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 60/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/120 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 10 (OVERLAPS) 0/120 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/120 variables, and 151 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2144 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 59/59 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 2/2 constraints]
After SMT, in 4672ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 4673ms
Starting structural reductions in LTL mode, iteration 1 : 59/70 places, 61/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4915 ms. Remains : 59/70 places, 61/73 transitions.
Stuttering acceptance computed with spot in 103 ms :[p0, (AND p0 p1)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 215 ms.
Product exploration explored 100000 steps with 50000 reset in 376 ms.
Computed a total of 7 stabilizing places and 10 stable transitions
Graph (complete) has 183 edges and 59 vertex of which 58 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 7 stabilizing places and 10 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p0) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 170 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-11 finished in 5802 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((X(F(p0))||G(p1)))||F(!p2)))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 63 transition count 66
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 63 transition count 66
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 62 transition count 65
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 61 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 61 transition count 64
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 61 transition count 63
Applied a total of 19 rules in 5 ms. Remains 61 /70 variables (removed 9) and now considering 63/73 (removed 10) transitions.
// Phase 1: matrix 63 rows 61 cols
[2024-05-28 08:34:41] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:34:41] [INFO ] Implicit Places using invariants in 186 ms returned []
[2024-05-28 08:34:41] [INFO ] Invariant cache hit.
[2024-05-28 08:34:41] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-28 08:34:41] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
Running 62 sub problems to find dead transitions.
[2024-05-28 08:34:41] [INFO ] Invariant cache hit.
[2024-05-28 08:34:41] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 62 unsolved
[2024-05-28 08:34:42] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 1 ms to minimize.
[2024-05-28 08:34:42] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (OVERLAPS) 63/124 variables, 61/68 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 26/94 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 62 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/124 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Real declared 124/124 variables, and 94 constraints, problems are : Problem set: 0 solved, 62 unsolved in 2068 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 61/61 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 62/62 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 62 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 6 (OVERLAPS) 63/124 variables, 61/68 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 26/94 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 62/156 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/124 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 10 (OVERLAPS) 0/124 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Int declared 124/124 variables, and 156 constraints, problems are : Problem set: 0 solved, 62 unsolved in 2848 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 61/61 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 62/62 constraints, Known Traps: 2/2 constraints]
After SMT, in 4971ms problems are : Problem set: 0 solved, 62 unsolved
Search for dead transitions found 0 dead transitions in 4973ms
Starting structural reductions in LTL mode, iteration 1 : 61/70 places, 63/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5312 ms. Remains : 61/70 places, 63/73 transitions.
Stuttering acceptance computed with spot in 193 ms :[(AND p2 (NOT p0)), (AND p2 (NOT p0) (NOT p1)), (AND p2 (NOT p0) (NOT p1)), (AND p2 (NOT p0) (NOT p1))]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-12
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 0 ms.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-12 finished in 5521 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p1||G(p2))&&p0)))'
Support contains 4 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 61 transition count 64
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 59 transition count 62
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 59 transition count 62
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 59 transition count 61
Applied a total of 23 rules in 6 ms. Remains 59 /70 variables (removed 11) and now considering 61/73 (removed 12) transitions.
// Phase 1: matrix 61 rows 59 cols
[2024-05-28 08:34:46] [INFO ] Computed 5 invariants in 1 ms
[2024-05-28 08:34:46] [INFO ] Implicit Places using invariants in 85 ms returned []
[2024-05-28 08:34:46] [INFO ] Invariant cache hit.
[2024-05-28 08:34:46] [INFO ] State equation strengthened by 25 read => feed constraints.
[2024-05-28 08:34:46] [INFO ] Implicit Places using invariants and state equation in 180 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
Running 60 sub problems to find dead transitions.
[2024-05-28 08:34:46] [INFO ] Invariant cache hit.
[2024-05-28 08:34:46] [INFO ] State equation strengthened by 25 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
[2024-05-28 08:34:47] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
[2024-05-28 08:34:47] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/120 variables, 59/66 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 25/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (OVERLAPS) 0/120 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 91 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2740 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 59/59 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 60 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 3 (OVERLAPS) 1/59 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/59 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 6 (OVERLAPS) 61/120 variables, 59/66 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 25/91 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 60/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/120 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
At refinement iteration 10 (OVERLAPS) 0/120 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 60 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/120 variables, and 151 constraints, problems are : Problem set: 0 solved, 60 unsolved in 2079 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 59/59 constraints, ReadFeed: 25/25 constraints, PredecessorRefiner: 60/60 constraints, Known Traps: 2/2 constraints]
After SMT, in 4876ms problems are : Problem set: 0 solved, 60 unsolved
Search for dead transitions found 0 dead transitions in 4877ms
Starting structural reductions in LTL mode, iteration 1 : 59/70 places, 61/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5150 ms. Remains : 59/70 places, 61/73 transitions.
Stuttering acceptance computed with spot in 159 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p2), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-13 finished in 5330 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 73/73 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 62 transition count 65
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 61 transition count 64
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 61 transition count 64
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 60 transition count 63
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 60 transition count 63
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 60 transition count 62
Applied a total of 21 rules in 2 ms. Remains 60 /70 variables (removed 10) and now considering 62/73 (removed 11) transitions.
// Phase 1: matrix 62 rows 60 cols
[2024-05-28 08:34:51] [INFO ] Computed 5 invariants in 0 ms
[2024-05-28 08:34:52] [INFO ] Implicit Places using invariants in 91 ms returned []
[2024-05-28 08:34:52] [INFO ] Invariant cache hit.
[2024-05-28 08:34:52] [INFO ] State equation strengthened by 26 read => feed constraints.
[2024-05-28 08:34:52] [INFO ] Implicit Places using invariants and state equation in 156 ms returned []
Implicit Place search using SMT with State Equation took 248 ms to find 0 implicit places.
Running 61 sub problems to find dead transitions.
[2024-05-28 08:34:52] [INFO ] Invariant cache hit.
[2024-05-28 08:34:52] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:34:53] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 1 ms to minimize.
[2024-05-28 08:34:53] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/67 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/93 constraints. Problems are: Problem set: 0 solved, 61 unsolved
[2024-05-28 08:34:53] [INFO ] Deduced a trap composed of 27 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 94 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2867 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 61 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 6 (OVERLAPS) 62/122 variables, 60/68 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 26/94 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 61/155 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 61 unsolved
At refinement iteration 10 (OVERLAPS) 0/122 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 61 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 155 constraints, problems are : Problem set: 0 solved, 61 unsolved in 2050 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 60/60 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 61/61 constraints, Known Traps: 3/3 constraints]
After SMT, in 4950ms problems are : Problem set: 0 solved, 61 unsolved
Search for dead transitions found 0 dead transitions in 4951ms
Starting structural reductions in LTL mode, iteration 1 : 60/70 places, 62/73 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5202 ms. Remains : 60/70 places, 62/73 transitions.
Stuttering acceptance computed with spot in 106 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d0m96-LTLFireability-15
Product exploration explored 100000 steps with 33333 reset in 397 ms.
Product exploration explored 100000 steps with 33333 reset in 313 ms.
Computed a total of 8 stabilizing places and 11 stable transitions
Graph (complete) has 185 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 8 stabilizing places and 11 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 22 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SieveSingleMsgMbox-PT-d0m96-LTLFireability-15 finished in 6061 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||F(G((p1 U !p2)))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X((!p0 U (G(!p0)||(!p0&&G(!p1)))))))))'
[2024-05-28 08:34:58] [INFO ] Flatten gal took : 10 ms
[2024-05-28 08:34:58] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2024-05-28 08:34:58] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 70 places, 73 transitions and 289 arcs took 3 ms.
Total runtime 154404 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running SieveSingleMsgMbox-PT-d0m96
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/408/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 70
TRANSITIONS: 73
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.002s, Sys 0.000s]
SAVING FILE /home/mcc/execution/408/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 1617
MODEL NAME: /home/mcc/execution/408/model
70 places, 73 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-05 CANNOT_COMPUTE
FORMULA SieveSingleMsgMbox-PT-d0m96-LTLFireability-06 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716886661559
--------------------
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 LTLFireability -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory
MEDDLY ERROR: Insufficient memory
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="SieveSingleMsgMbox-PT-d0m96"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is SieveSingleMsgMbox-PT-d0m96, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r377-smll-171683809600044"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m96.tgz
mv SieveSingleMsgMbox-PT-d0m96 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;