About the Execution of ITS-Tools for FunctionPointer-PT-b008
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16206.571 | 3600000.00 | 4210882.00 | 10270.70 | ? ? 8 ? ? ? inf 8 ? inf ? 1 ? ? ? inf | 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.r180-tall-171640603000237.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 itstools
Input is FunctionPointer-PT-b008, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640603000237
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 872K
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 18:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K Apr 11 16:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Apr 11 16:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 11 16:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 136K Apr 11 16:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 391K May 18 16:42 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-00
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-01
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-02
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-03
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-04
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-05
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-06
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-07
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-08
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-09
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-10
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-11
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-12
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-13
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-14
FORMULA_NAME FunctionPointer-PT-b008-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1716461884204
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-b008
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2024-05-23 10:58:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-23 10:58:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 10:58:05] [INFO ] Load time of PNML (sax parser for PT used): 106 ms
[2024-05-23 10:58:05] [INFO ] Transformed 306 places.
[2024-05-23 10:58:05] [INFO ] Transformed 840 transitions.
[2024-05-23 10:58:05] [INFO ] Parsed PT model containing 306 places and 840 transitions and 3392 arcs in 211 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Deduced a syphon composed of 84 places in 15 ms
Reduce places removed 84 places and 192 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:58:05] [INFO ] Flow matrix only has 414 transitions (discarded 234 similar events)
// Phase 1: matrix 414 rows 222 cols
[2024-05-23 10:58:05] [INFO ] Computed 4 invariants in 16 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, 8, +inf, +inf, +inf, +inf, 8, +inf, +inf, +inf, 1, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (14 resets) in 50 ms. (196 steps per ms)
FORMULA FunctionPointer-PT-b008-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FunctionPointer-PT-b008-UpperBounds-07 8 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FunctionPointer-PT-b008-UpperBounds-02 8 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 130012 steps (33 resets) in 134 ms. (963 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 5, 3, 10, 10, 4, 3, 2, 4, 9, 4, 1, 4] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:58:05] [INFO ] Flow matrix only has 414 transitions (discarded 234 similar events)
[2024-05-23 10:58:05] [INFO ] Invariant cache hit.
[2024-05-23 10:58:06] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2024-05-23 10:58:06] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:06] [INFO ] [Real]Absence check using state equation in 100 ms returned sat
[2024-05-23 10:58:06] [INFO ] State equation strengthened by 65 read => feed constraints.
[2024-05-23 10:58:06] [INFO ] [Real]Added 65 Read/Feed constraints in 12 ms returned sat
[2024-05-23 10:58:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:06] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:06] [INFO ] [Nat]Absence check using state equation in 84 ms returned sat
[2024-05-23 10:58:06] [INFO ] [Nat]Added 65 Read/Feed constraints in 16 ms returned sat
[2024-05-23 10:58:06] [INFO ] Deduced a trap composed of 45 places in 137 ms of which 18 ms to minimize.
[2024-05-23 10:58:06] [INFO ] Deduced a trap composed of 34 places in 136 ms of which 2 ms to minimize.
[2024-05-23 10:58:06] [INFO ] Deduced a trap composed of 51 places in 112 ms of which 1 ms to minimize.
[2024-05-23 10:58:06] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 468 ms
[2024-05-23 10:58:06] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 54 ms.
[2024-05-23 10:58:06] [INFO ] Added : 3 causal constraints over 1 iterations in 127 ms. Result :sat
Minimization took 157 ms.
[2024-05-23 10:58:07] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Real]Absence check using state equation in 84 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Real]Added 65 Read/Feed constraints in 11 ms returned sat
[2024-05-23 10:58:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Nat]Absence check using state equation in 70 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Nat]Added 65 Read/Feed constraints in 10 ms returned sat
[2024-05-23 10:58:07] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 50 ms.
[2024-05-23 10:58:07] [INFO ] Added : 1 causal constraints over 1 iterations in 95 ms. Result :sat
Minimization took 79 ms.
[2024-05-23 10:58:07] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Real]Added 65 Read/Feed constraints in 8 ms returned sat
[2024-05-23 10:58:07] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Nat]Absence check using state equation in 70 ms returned sat
[2024-05-23 10:58:07] [INFO ] [Nat]Added 65 Read/Feed constraints in 9 ms returned sat
[2024-05-23 10:58:08] [INFO ] Deduced a trap composed of 52 places in 102 ms of which 2 ms to minimize.
[2024-05-23 10:58:08] [INFO ] Deduced a trap composed of 22 places in 96 ms of which 1 ms to minimize.
[2024-05-23 10:58:08] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 233 ms
[2024-05-23 10:58:08] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 47 ms.
[2024-05-23 10:58:08] [INFO ] Added : 2 causal constraints over 1 iterations in 90 ms. Result :sat
Minimization took 83 ms.
[2024-05-23 10:58:08] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:08] [INFO ] [Real]Absence check using state equation in 86 ms returned sat
[2024-05-23 10:58:08] [INFO ] [Real]Added 65 Read/Feed constraints in 17 ms returned sat
[2024-05-23 10:58:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 10:58:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:08] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2024-05-23 10:58:08] [INFO ] [Nat]Added 65 Read/Feed constraints in 11 ms returned sat
[2024-05-23 10:58:08] [INFO ] Deduced a trap composed of 31 places in 104 ms of which 2 ms to minimize.
[2024-05-23 10:58:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 133 ms
[2024-05-23 10:58:08] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 30 ms.
[2024-05-23 10:58:08] [INFO ] Added : 2 causal constraints over 1 iterations in 96 ms. Result :sat
Minimization took 79 ms.
[2024-05-23 10:58:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Real]Added 65 Read/Feed constraints in 11 ms returned sat
[2024-05-23 10:58:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Nat]Added 65 Read/Feed constraints in 9 ms returned sat
[2024-05-23 10:58:09] [INFO ] Deduced a trap composed of 31 places in 138 ms of which 2 ms to minimize.
[2024-05-23 10:58:09] [INFO ] Deduced a trap composed of 44 places in 101 ms of which 2 ms to minimize.
[2024-05-23 10:58:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 283 ms
[2024-05-23 10:58:09] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 31 ms.
[2024-05-23 10:58:09] [INFO ] Added : 2 causal constraints over 1 iterations in 91 ms. Result :sat
Minimization took 76 ms.
[2024-05-23 10:58:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Real]Added 65 Read/Feed constraints in 10 ms returned sat
[2024-05-23 10:58:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Nat]Added 65 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:58:10] [INFO ] Deduced a trap composed of 21 places in 102 ms of which 2 ms to minimize.
[2024-05-23 10:58:10] [INFO ] Deduced a trap composed of 21 places in 95 ms of which 2 ms to minimize.
[2024-05-23 10:58:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 240 ms
[2024-05-23 10:58:10] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 30 ms.
[2024-05-23 10:58:10] [INFO ] Added : 1 causal constraints over 1 iterations in 78 ms. Result :sat
Minimization took 74 ms.
[2024-05-23 10:58:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Real]Added 65 Read/Feed constraints in 8 ms returned sat
[2024-05-23 10:58:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Nat]Added 65 Read/Feed constraints in 9 ms returned sat
[2024-05-23 10:58:10] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 30 ms.
[2024-05-23 10:58:10] [INFO ] Added : 2 causal constraints over 1 iterations in 78 ms. Result :sat
Minimization took 75 ms.
[2024-05-23 10:58:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:10] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Real]Added 65 Read/Feed constraints in 8 ms returned sat
[2024-05-23 10:58:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Nat]Added 65 Read/Feed constraints in 11 ms returned sat
[2024-05-23 10:58:11] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 32 ms.
[2024-05-23 10:58:11] [INFO ] Added : 2 causal constraints over 1 iterations in 78 ms. Result :sat
Minimization took 76 ms.
[2024-05-23 10:58:11] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Real]Absence check using state equation in 77 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Real]Added 65 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:58:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Nat]Added 65 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:58:11] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 29 ms.
[2024-05-23 10:58:11] [INFO ] Added : 1 causal constraints over 1 iterations in 71 ms. Result :sat
Minimization took 74 ms.
[2024-05-23 10:58:11] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2024-05-23 10:58:11] [INFO ] [Real]Added 65 Read/Feed constraints in 12 ms returned sat
[2024-05-23 10:58:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Nat]Absence check using state equation in 83 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Nat]Added 65 Read/Feed constraints in 9 ms returned sat
[2024-05-23 10:58:12] [INFO ] Deduced a trap composed of 51 places in 104 ms of which 2 ms to minimize.
[2024-05-23 10:58:12] [INFO ] Deduced a trap composed of 29 places in 95 ms of which 1 ms to minimize.
[2024-05-23 10:58:12] [INFO ] Deduced a trap composed of 30 places in 103 ms of which 1 ms to minimize.
[2024-05-23 10:58:12] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 346 ms
[2024-05-23 10:58:12] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 24 ms.
[2024-05-23 10:58:12] [INFO ] Added : 2 causal constraints over 1 iterations in 71 ms. Result :sat
Minimization took 78 ms.
[2024-05-23 10:58:12] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Real]Added 65 Read/Feed constraints in 8 ms returned sat
[2024-05-23 10:58:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:12] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 11 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2024-05-23 10:58:12] [INFO ] [Nat]Added 65 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:58:12] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 26 ms.
[2024-05-23 10:58:12] [INFO ] Added : 1 causal constraints over 1 iterations in 68 ms. Result :sat
Minimization took 76 ms.
[2024-05-23 10:58:13] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Real]Absence check using state equation in 79 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Real]Added 65 Read/Feed constraints in 9 ms returned sat
[2024-05-23 10:58:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Nat]Added 65 Read/Feed constraints in 8 ms returned sat
[2024-05-23 10:58:13] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 23 ms.
[2024-05-23 10:58:13] [INFO ] Added : 1 causal constraints over 1 iterations in 70 ms. Result :sat
Minimization took 71 ms.
[2024-05-23 10:58:13] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Real]Added 65 Read/Feed constraints in 12 ms returned sat
[2024-05-23 10:58:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2024-05-23 10:58:13] [INFO ] [Nat]Added 65 Read/Feed constraints in 13 ms returned sat
[2024-05-23 10:58:13] [INFO ] Computed and/alt/rep : 57/91/57 causal constraints (skipped 355 transitions) in 28 ms.
[2024-05-23 10:58:13] [INFO ] Added : 2 causal constraints over 1 iterations in 73 ms. Result :sat
Minimization took 78 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8, 5, 3, 10, 10, 4, 3, 2, 4, 9, 4, 1, 4] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8, 5, 8, 10, 10, 4, 3, 2, 4, 9, 4, 1, 4] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 222 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 222/222 places, 648/648 transitions.
Graph (complete) has 932 edges and 222 vertex of which 200 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.3 ms
Discarding 22 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 27 place count 200 transition count 622
Discarding 27 places :
Symmetric choice reduction at 1 with 27 rule applications. Total rules 54 place count 173 transition count 462
Iterating global reduction 1 with 27 rules applied. Total rules applied 81 place count 173 transition count 462
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 1 with 26 rules applied. Total rules applied 107 place count 173 transition count 436
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 123 place count 157 transition count 404
Iterating global reduction 2 with 16 rules applied. Total rules applied 139 place count 157 transition count 404
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 143 place count 157 transition count 400
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 150 place count 150 transition count 386
Iterating global reduction 3 with 7 rules applied. Total rules applied 157 place count 150 transition count 386
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 162 place count 145 transition count 366
Iterating global reduction 3 with 5 rules applied. Total rules applied 167 place count 145 transition count 366
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 171 place count 141 transition count 358
Iterating global reduction 3 with 4 rules applied. Total rules applied 175 place count 141 transition count 358
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 179 place count 137 transition count 342
Iterating global reduction 3 with 4 rules applied. Total rules applied 183 place count 137 transition count 342
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 186 place count 134 transition count 330
Iterating global reduction 3 with 3 rules applied. Total rules applied 189 place count 134 transition count 330
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 192 place count 131 transition count 324
Iterating global reduction 3 with 3 rules applied. Total rules applied 195 place count 131 transition count 324
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 198 place count 128 transition count 318
Iterating global reduction 3 with 3 rules applied. Total rules applied 201 place count 128 transition count 318
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 204 place count 125 transition count 312
Iterating global reduction 3 with 3 rules applied. Total rules applied 207 place count 125 transition count 312
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 209 place count 123 transition count 308
Iterating global reduction 3 with 2 rules applied. Total rules applied 211 place count 123 transition count 308
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 212 place count 122 transition count 306
Iterating global reduction 3 with 1 rules applied. Total rules applied 213 place count 122 transition count 306
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 3 with 10 rules applied. Total rules applied 223 place count 122 transition count 296
Applied a total of 223 rules in 134 ms. Remains 122 /222 variables (removed 100) and now considering 296/648 (removed 352) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 122/222 places, 296/648 transitions.
[2024-05-23 10:58:14] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
Found an invariant !
This invariant on transitions {38=1, 99=1, 138=1, 185=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {34=1, 95=1, 134=1, 181=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 5 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 13) seen :[3, 3, 3, 2, 2, 3, 2, 2, 2, 2, 4, 4, 7]
Current structural bounds on expressions (after cover walk) : Max Seen:[8, 5, 8, 10, 10, 4, 3, 2, 4, 9, 4, 4, 7] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:58:14] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
// Phase 1: matrix 200 rows 122 cols
[2024-05-23 10:58:14] [INFO ] Computed 2 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[8, 5, 8, 10, 10, 4, 3, 2, 4, 9, 4, 4, 7] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000001 steps (2 resets) in 1287 ms. (776 steps per ms)
BEST_FIRST walk for 13000013 steps (57 resets) in 7867 ms. (1652 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8, 31, 9, 10, 10, 591, 150, 92, 459, 10, 269, 4, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:58:23] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:23] [INFO ] Invariant cache hit.
[2024-05-23 10:58:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:23] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:58:23] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-05-23 10:58:23] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Added 43 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:58:24] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 17 ms.
[2024-05-23 10:58:24] [INFO ] Added : 2 causal constraints over 1 iterations in 67 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:24] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 14 ms.
[2024-05-23 10:58:24] [INFO ] Added : 1 causal constraints over 1 iterations in 38 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Added 43 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:58:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:58:24] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:24] [INFO ] Added : 2 causal constraints over 1 iterations in 38 ms. Result :sat
Minimization took 31 ms.
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:58:24] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 13 ms.
[2024-05-23 10:58:24] [INFO ] Added : 2 causal constraints over 1 iterations in 39 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 10:58:24] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Added 43 Read/Feed constraints in 8 ms returned sat
[2024-05-23 10:58:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:25] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 15 ms.
[2024-05-23 10:58:25] [INFO ] Added : 2 causal constraints over 1 iterations in 36 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using 1 positive place invariants in 3 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Added 43 Read/Feed constraints in 12 ms returned sat
[2024-05-23 10:58:25] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:25] [INFO ] Added : 1 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Added 43 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:58:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:25] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:58:25] [INFO ] Added : 11 causal constraints over 3 iterations in 50 ms. Result :sat
Minimization took 33 ms.
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:25] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 5 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:58:25] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:25] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 10 ms.
[2024-05-23 10:58:25] [INFO ] Added : 11 causal constraints over 4 iterations in 62 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:26] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:58:26] [INFO ] Added : 1 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:26] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 14 ms.
[2024-05-23 10:58:26] [INFO ] Added : 2 causal constraints over 1 iterations in 34 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:26] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:26] [INFO ] Added : 1 causal constraints over 1 iterations in 51 ms. Result :sat
Minimization took 35 ms.
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:58:26] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:26] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 14 ms.
[2024-05-23 10:58:27] [INFO ] Added : 10 causal constraints over 3 iterations in 62 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 10:58:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:27] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:27] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:58:27] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 3 ms returned sat
[2024-05-23 10:58:27] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:27] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:58:27] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:27] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:58:27] [INFO ] Added : 9 causal constraints over 3 iterations in 55 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8, 31, 9, 10, 10, 591, 150, 92, 459, 10, 269, 4, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8, 31, 9, 10, 10, 591, 150, 92, 459, 10, 269, 4, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 122 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 296/296 transitions.
Applied a total of 0 rules in 10 ms. Remains 122 /122 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 122/122 places, 296/296 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 296/296 transitions.
Applied a total of 0 rules in 14 ms. Remains 122 /122 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2024-05-23 10:58:27] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:27] [INFO ] Invariant cache hit.
[2024-05-23 10:58:27] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-23 10:58:27] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:27] [INFO ] Invariant cache hit.
[2024-05-23 10:58:27] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-05-23 10:58:27] [INFO ] Implicit Places using invariants and state equation in 218 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
[2024-05-23 10:58:27] [INFO ] Redundant transitions in 24 ms returned []
Running 294 sub problems to find dead transitions.
[2024-05-23 10:58:27] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:27] [INFO ] Invariant cache hit.
[2024-05-23 10:58:27] [INFO ] State equation strengthened by 43 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (OVERLAPS) 200/322 variables, 122/124 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/322 variables, 43/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/322 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/322 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
No progress, stopping.
After SMT solving in domain Real declared 322/322 variables, and 167 constraints, problems are : Problem set: 0 solved, 294 unsolved in 8249 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 122/122 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 294 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (OVERLAPS) 200/322 variables, 122/124 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/322 variables, 43/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/322 variables, 294/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/322 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 7 (OVERLAPS) 0/322 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
No progress, stopping.
After SMT solving in domain Int declared 322/322 variables, and 461 constraints, problems are : Problem set: 0 solved, 294 unsolved in 9509 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 122/122 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 0/0 constraints]
After SMT, in 18125ms problems are : Problem set: 0 solved, 294 unsolved
Search for dead transitions found 0 dead transitions in 18140ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18587 ms. Remains : 122/122 places, 296/296 transitions.
[2024-05-23 10:58:45] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
Found an invariant !
This invariant on transitions {38=1, 99=1, 138=1, 185=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {34=1, 95=1, 134=1, 181=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 13) seen :[1, 5, 0, 1, 1, 4, 3, 2, 3, 2, 5, 1, 7]
Current structural bounds on expressions (after cover walk) : Max Seen:[8, 31, 9, 10, 10, 591, 150, 92, 459, 10, 269, 4, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:58:46] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8, 31, 9, 10, 10, 591, 150, 92, 459, 10, 269, 4, 18] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1126 ms. (887 steps per ms)
BEST_FIRST walk for 13000012 steps (78 resets) in 7996 ms. (1625 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 647, 9, 10, 10, 591, 150, 92, 459, 10, 798, 342, 1319] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:58:55] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:55] [INFO ] Invariant cache hit.
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:58:55] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-05-23 10:58:55] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:58:55] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:55] [INFO ] Added : 2 causal constraints over 1 iterations in 36 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:55] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:58:55] [INFO ] Added : 1 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:58:55] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:58:55] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:58:55] [INFO ] Added : 2 causal constraints over 1 iterations in 40 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Added 43 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:58:56] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:56] [INFO ] Added : 2 causal constraints over 1 iterations in 35 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:56] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:58:56] [INFO ] Added : 2 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:56] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:58:56] [INFO ] Added : 1 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:58:56] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:56] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 10 ms.
[2024-05-23 10:58:56] [INFO ] Added : 11 causal constraints over 3 iterations in 57 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:57] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:57] [INFO ] Added : 11 causal constraints over 4 iterations in 73 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:57] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:57] [INFO ] Added : 1 causal constraints over 1 iterations in 34 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:58:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:57] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:58:57] [INFO ] Added : 2 causal constraints over 1 iterations in 33 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:58:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2024-05-23 10:58:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:57] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:57] [INFO ] Added : 1 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 35 ms.
[2024-05-23 10:58:58] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:58] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 13 ms.
[2024-05-23 10:58:58] [INFO ] Added : 10 causal constraints over 3 iterations in 57 ms. Result :sat
Minimization took 33 ms.
[2024-05-23 10:58:58] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:58:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:58:58] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:58:58] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:58:58] [INFO ] Added : 9 causal constraints over 3 iterations in 55 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 647, 9, 10, 10, 591, 150, 92, 459, 10, 798, 342, 1319] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 647, 9, 10, 10, 591, 150, 92, 459, 10, 798, 342, 1319] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 122 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 296/296 transitions.
Applied a total of 0 rules in 8 ms. Remains 122 /122 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 122/122 places, 296/296 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 296/296 transitions.
Applied a total of 0 rules in 7 ms. Remains 122 /122 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2024-05-23 10:58:58] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:58] [INFO ] Invariant cache hit.
[2024-05-23 10:58:58] [INFO ] Implicit Places using invariants in 127 ms returned []
[2024-05-23 10:58:58] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:58] [INFO ] Invariant cache hit.
[2024-05-23 10:58:58] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-05-23 10:58:58] [INFO ] Implicit Places using invariants and state equation in 192 ms returned []
Implicit Place search using SMT with State Equation took 320 ms to find 0 implicit places.
[2024-05-23 10:58:58] [INFO ] Redundant transitions in 5 ms returned []
Running 294 sub problems to find dead transitions.
[2024-05-23 10:58:58] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:58:58] [INFO ] Invariant cache hit.
[2024-05-23 10:58:58] [INFO ] State equation strengthened by 43 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (OVERLAPS) 200/322 variables, 122/124 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/322 variables, 43/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/322 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/322 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
No progress, stopping.
After SMT solving in domain Real declared 322/322 variables, and 167 constraints, problems are : Problem set: 0 solved, 294 unsolved in 7788 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 122/122 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 294 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (OVERLAPS) 200/322 variables, 122/124 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/322 variables, 43/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/322 variables, 294/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/322 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 7 (OVERLAPS) 0/322 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
No progress, stopping.
After SMT solving in domain Int declared 322/322 variables, and 461 constraints, problems are : Problem set: 0 solved, 294 unsolved in 9473 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 122/122 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 0/0 constraints]
After SMT, in 17537ms problems are : Problem set: 0 solved, 294 unsolved
Search for dead transitions found 0 dead transitions in 17542ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17881 ms. Remains : 122/122 places, 296/296 transitions.
[2024-05-23 10:59:16] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
Found an invariant !
This invariant on transitions {38=1, 99=1, 138=1, 185=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {34=1, 95=1, 134=1, 181=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 5 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 13) seen :[2, 5, 2, 3, 3, 3, 1, 2, 3, 3, 4, 0, 3]
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 647, 9, 10, 10, 591, 150, 92, 459, 10, 798, 342, 1319] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:59:16] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:59:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[13, 647, 9, 10, 10, 591, 150, 92, 459, 10, 798, 342, 1319] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1372 ms. (728 steps per ms)
BEST_FIRST walk for 13000012 steps (41 resets) in 8529 ms. (1524 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 647, 9, 10, 10, 780, 150, 214, 459, 10, 798, 342, 1319] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:59:26] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:59:26] [INFO ] Invariant cache hit.
[2024-05-23 10:59:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:59:26] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-05-23 10:59:26] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:26] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 35 ms.
[2024-05-23 10:59:26] [INFO ] Added : 2 causal constraints over 1 iterations in 58 ms. Result :sat
Minimization took 31 ms.
[2024-05-23 10:59:26] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:26] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:26] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:26] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 13 ms.
[2024-05-23 10:59:26] [INFO ] Added : 1 causal constraints over 1 iterations in 35 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:27] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:59:27] [INFO ] Added : 2 causal constraints over 1 iterations in 34 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:27] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 13 ms.
[2024-05-23 10:59:27] [INFO ] Added : 2 causal constraints over 1 iterations in 36 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:27] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 13 ms.
[2024-05-23 10:59:27] [INFO ] Added : 2 causal constraints over 1 iterations in 36 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:27] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:27] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:27] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:59:27] [INFO ] Added : 1 causal constraints over 1 iterations in 33 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Added 43 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:59:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:28] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 14 ms.
[2024-05-23 10:59:28] [INFO ] Added : 11 causal constraints over 3 iterations in 55 ms. Result :sat
Minimization took 33 ms.
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Added 43 Read/Feed constraints in 7 ms returned sat
[2024-05-23 10:59:28] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 14 ms.
[2024-05-23 10:59:28] [INFO ] Added : 11 causal constraints over 4 iterations in 64 ms. Result :sat
Minimization took 33 ms.
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:28] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 15 ms.
[2024-05-23 10:59:28] [INFO ] Added : 1 causal constraints over 1 iterations in 35 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:28] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:29] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:59:29] [INFO ] Added : 2 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:29] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:59:29] [INFO ] Added : 1 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:29] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:59:29] [INFO ] Added : 10 causal constraints over 3 iterations in 60 ms. Result :sat
Minimization took 35 ms.
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:29] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:29] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:59:29] [INFO ] Added : 9 causal constraints over 3 iterations in 53 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 647, 9, 10, 10, 780, 150, 214, 459, 10, 798, 342, 1319] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 647, 9, 10, 10, 780, 150, 214, 459, 10, 798, 342, 1319] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 122 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 296/296 transitions.
Applied a total of 0 rules in 7 ms. Remains 122 /122 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 122/122 places, 296/296 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 296/296 transitions.
Applied a total of 0 rules in 6 ms. Remains 122 /122 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2024-05-23 10:59:29] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:59:29] [INFO ] Invariant cache hit.
[2024-05-23 10:59:29] [INFO ] Implicit Places using invariants in 72 ms returned []
[2024-05-23 10:59:29] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:59:29] [INFO ] Invariant cache hit.
[2024-05-23 10:59:30] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-05-23 10:59:30] [INFO ] Implicit Places using invariants and state equation in 167 ms returned []
Implicit Place search using SMT with State Equation took 241 ms to find 0 implicit places.
[2024-05-23 10:59:30] [INFO ] Redundant transitions in 2 ms returned []
Running 294 sub problems to find dead transitions.
[2024-05-23 10:59:30] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:59:30] [INFO ] Invariant cache hit.
[2024-05-23 10:59:30] [INFO ] State equation strengthened by 43 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (OVERLAPS) 200/322 variables, 122/124 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/322 variables, 43/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/322 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/322 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
No progress, stopping.
After SMT solving in domain Real declared 322/322 variables, and 167 constraints, problems are : Problem set: 0 solved, 294 unsolved in 7850 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 122/122 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 294 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 3 (OVERLAPS) 200/322 variables, 122/124 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/322 variables, 43/167 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/322 variables, 294/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/322 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
At refinement iteration 7 (OVERLAPS) 0/322 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 294 unsolved
No progress, stopping.
After SMT solving in domain Int declared 322/322 variables, and 461 constraints, problems are : Problem set: 0 solved, 294 unsolved in 9460 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 122/122 constraints, ReadFeed: 43/43 constraints, PredecessorRefiner: 294/294 constraints, Known Traps: 0/0 constraints]
After SMT, in 17552ms problems are : Problem set: 0 solved, 294 unsolved
Search for dead transitions found 0 dead transitions in 17561ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17816 ms. Remains : 122/122 places, 296/296 transitions.
[2024-05-23 10:59:47] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
Found an invariant !
This invariant on transitions {38=1, 99=1, 138=1, 185=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {34=1, 95=1, 134=1, 181=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 13) seen :[1, 2, 0, 3, 2, 3, 3, 2, 5, 0, 5, 0, 2147483647]
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 647, 9, 10, 10, 780, 150, 214, 459, 10, 798, 342, +inf] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:59:47] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:59:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[13, 647, 9, 10, 10, 780, 150, 214, 459, 10, 798, 342, +inf] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1238 ms. (807 steps per ms)
FORMULA FunctionPointer-PT-b008-UpperBounds-15 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 12000010 steps (69 resets) in 7419 ms. (1617 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 2274, 9, 10, 10, 2730, 150, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:59:56] [INFO ] Flow matrix only has 200 transitions (discarded 96 similar events)
[2024-05-23 10:59:56] [INFO ] Invariant cache hit.
[2024-05-23 10:59:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:59:56] [INFO ] State equation strengthened by 43 read => feed constraints.
[2024-05-23 10:59:56] [INFO ] [Real]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:56] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 13 ms.
[2024-05-23 10:59:56] [INFO ] Added : 2 causal constraints over 1 iterations in 34 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 3 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:59:56] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:56] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 10 ms.
[2024-05-23 10:59:56] [INFO ] Added : 1 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 6 ms returned sat
[2024-05-23 10:59:57] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 14 ms.
[2024-05-23 10:59:57] [INFO ] Added : 2 causal constraints over 1 iterations in 36 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:57] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 10 ms.
[2024-05-23 10:59:57] [INFO ] Added : 2 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Added 43 Read/Feed constraints in 8 ms returned sat
[2024-05-23 10:59:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:57] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:59:57] [INFO ] Added : 2 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:57] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:59:57] [INFO ] Added : 1 causal constraints over 1 iterations in 43 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:57] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:58] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 13 ms.
[2024-05-23 10:59:58] [INFO ] Added : 11 causal constraints over 3 iterations in 54 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:58] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:59:58] [INFO ] Added : 11 causal constraints over 4 iterations in 60 ms. Result :sat
Minimization took 31 ms.
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:58] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:59:58] [INFO ] Added : 1 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:58] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 10 ms.
[2024-05-23 10:59:58] [INFO ] Added : 2 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Real]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Nat]Added 43 Read/Feed constraints in 4 ms returned sat
[2024-05-23 10:59:59] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 12 ms.
[2024-05-23 10:59:59] [INFO ] Added : 1 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 10:59:59] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Real]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 10:59:59] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2024-05-23 10:59:59] [INFO ] [Nat]Added 43 Read/Feed constraints in 5 ms returned sat
[2024-05-23 10:59:59] [INFO ] Computed and/alt/rep : 47/131/43 causal constraints (skipped 155 transitions) in 11 ms.
[2024-05-23 10:59:59] [INFO ] Added : 10 causal constraints over 3 iterations in 57 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 2274, 9, 10, 10, 2730, 150, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 2274, 9, 10, 10, 2730, 150, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 12 out of 122 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 296/296 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 121 transition count 294
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 121 transition count 294
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 120 transition count 292
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 120 transition count 292
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 119 transition count 290
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 119 transition count 290
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 118 transition count 288
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 118 transition count 288
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 117 transition count 286
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 117 transition count 286
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 116 transition count 284
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 116 transition count 284
Applied a total of 12 rules in 17 ms. Remains 116 /122 variables (removed 6) and now considering 284/296 (removed 12) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 116/122 places, 284/296 transitions.
[2024-05-23 10:59:59] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
Found an invariant !
This invariant on transitions {38=1, 95=1, 133=1, 175=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {35=1, 92=1, 130=1, 177=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 12) seen :[5, 5, 1, 4, 2, 2, 3, 2, 1, 1, 1, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 2274, 9, 10, 10, 2730, 150, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 10:59:59] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
// Phase 1: matrix 190 rows 116 cols
[2024-05-23 10:59:59] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[13, 2274, 9, 10, 10, 2730, 150, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (3 resets) in 1166 ms. (856 steps per ms)
BEST_FIRST walk for 12000010 steps (41 resets) in 7372 ms. (1627 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 2274, 9, 10, 10, 2730, 276, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 11:00:08] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:08] [INFO ] Invariant cache hit.
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:00:08] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:00:08] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:08] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:08] [INFO ] Added : 2 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 33 ms.
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:00:08] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:08] [INFO ] Added : 1 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:08] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:08] [INFO ] Added : 2 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:08] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:00:08] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:00:08] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 12 ms.
[2024-05-23 11:00:09] [INFO ] Added : 2 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:09] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 12 ms.
[2024-05-23 11:00:09] [INFO ] Added : 2 causal constraints over 1 iterations in 33 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:09] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 12 ms.
[2024-05-23 11:00:09] [INFO ] Added : 1 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:09] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:00:09] [INFO ] Added : 10 causal constraints over 4 iterations in 62 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:00:09] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:09] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:10] [INFO ] Added : 12 causal constraints over 3 iterations in 48 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:10] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:00:10] [INFO ] Added : 1 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 26 ms.
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:00:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Added 40 Read/Feed constraints in 18 ms returned sat
[2024-05-23 11:00:10] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 15 ms.
[2024-05-23 11:00:10] [INFO ] Added : 2 causal constraints over 1 iterations in 34 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:10] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:00:10] [INFO ] Added : 1 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:00:10] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:00:10] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:00:10] [INFO ] Added : 7 causal constraints over 2 iterations in 40 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 2274, 9, 10, 10, 2730, 276, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 2274, 9, 10, 10, 2730, 276, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 12 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 284/284 transitions.
Applied a total of 0 rules in 5 ms. Remains 116 /116 variables (removed 0) and now considering 284/284 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 116/116 places, 284/284 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 284/284 transitions.
Applied a total of 0 rules in 5 ms. Remains 116 /116 variables (removed 0) and now considering 284/284 (removed 0) transitions.
[2024-05-23 11:00:11] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:11] [INFO ] Invariant cache hit.
[2024-05-23 11:00:11] [INFO ] Implicit Places using invariants in 70 ms returned []
[2024-05-23 11:00:11] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:11] [INFO ] Invariant cache hit.
[2024-05-23 11:00:11] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:00:11] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 239 ms to find 0 implicit places.
[2024-05-23 11:00:11] [INFO ] Redundant transitions in 1 ms returned []
Running 282 sub problems to find dead transitions.
[2024-05-23 11:00:11] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:11] [INFO ] Invariant cache hit.
[2024-05-23 11:00:11] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/116 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/116 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (OVERLAPS) 190/306 variables, 116/118 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/306 variables, 40/158 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/306 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 282 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/306 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 282 unsolved
No progress, stopping.
After SMT solving in domain Real declared 306/306 variables, and 158 constraints, problems are : Problem set: 0 solved, 282 unsolved in 7044 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 116/116 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/116 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/116 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (OVERLAPS) 190/306 variables, 116/118 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/306 variables, 40/158 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/306 variables, 282/440 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/306 variables, 0/440 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 7 (OVERLAPS) 0/306 variables, 0/440 constraints. Problems are: Problem set: 0 solved, 282 unsolved
No progress, stopping.
After SMT solving in domain Int declared 306/306 variables, and 440 constraints, problems are : Problem set: 0 solved, 282 unsolved in 8684 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 116/116 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints]
After SMT, in 15968ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 15971ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16222 ms. Remains : 116/116 places, 284/284 transitions.
[2024-05-23 11:00:27] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
Found an invariant !
This invariant on transitions {38=1, 95=1, 133=1, 175=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {35=1, 92=1, 130=1, 177=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 3 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 12) seen :[3, 1, 2, 2, 2, 5, 0, 3, 4, 1, 4, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 2274, 9, 10, 10, 2730, 276, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 11:00:27] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:27] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[13, 2274, 9, 10, 10, 2730, 276, 214, 459, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1412 ms. (707 steps per ms)
BEST_FIRST walk for 12000012 steps (58 resets) in 7278 ms. (1648 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 2274, 9, 10, 10, 2730, 355, 214, 1218, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 11:00:36] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:36] [INFO ] Invariant cache hit.
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:36] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:00:36] [INFO ] [Real]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:00:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:36] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 15 ms.
[2024-05-23 11:00:36] [INFO ] Added : 2 causal constraints over 1 iterations in 34 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:00:36] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:36] [INFO ] Added : 1 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:36] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:36] [INFO ] Added : 2 causal constraints over 1 iterations in 27 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:00:36] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:36] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:36] [INFO ] Added : 2 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:37] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:37] [INFO ] Added : 2 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:37] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 12 ms.
[2024-05-23 11:00:37] [INFO ] Added : 1 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 26 ms.
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:37] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 12 ms.
[2024-05-23 11:00:37] [INFO ] Added : 10 causal constraints over 4 iterations in 58 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-23 11:00:37] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:37] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:00:37] [INFO ] Added : 12 causal constraints over 3 iterations in 49 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:38] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:38] [INFO ] Added : 1 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 32 ms.
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:38] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:38] [INFO ] Added : 2 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:00:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:00:38] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:00:38] [INFO ] Added : 1 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 26 ms.
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:00:38] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:00:38] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 9 ms.
[2024-05-23 11:00:38] [INFO ] Added : 7 causal constraints over 2 iterations in 40 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 2274, 9, 10, 10, 2730, 355, 214, 1218, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 2274, 9, 10, 10, 2730, 355, 214, 1218, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 12 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 284/284 transitions.
Applied a total of 0 rules in 5 ms. Remains 116 /116 variables (removed 0) and now considering 284/284 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 116/116 places, 284/284 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 284/284 transitions.
Applied a total of 0 rules in 12 ms. Remains 116 /116 variables (removed 0) and now considering 284/284 (removed 0) transitions.
[2024-05-23 11:00:39] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:39] [INFO ] Invariant cache hit.
[2024-05-23 11:00:39] [INFO ] Implicit Places using invariants in 83 ms returned []
[2024-05-23 11:00:39] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:39] [INFO ] Invariant cache hit.
[2024-05-23 11:00:39] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:00:39] [INFO ] Implicit Places using invariants and state equation in 151 ms returned []
Implicit Place search using SMT with State Equation took 235 ms to find 0 implicit places.
[2024-05-23 11:00:39] [INFO ] Redundant transitions in 1 ms returned []
Running 282 sub problems to find dead transitions.
[2024-05-23 11:00:39] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:39] [INFO ] Invariant cache hit.
[2024-05-23 11:00:39] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/116 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/116 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (OVERLAPS) 190/306 variables, 116/118 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/306 variables, 40/158 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/306 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 282 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/306 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 282 unsolved
No progress, stopping.
After SMT solving in domain Real declared 306/306 variables, and 158 constraints, problems are : Problem set: 0 solved, 282 unsolved in 7154 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 116/116 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/116 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/116 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (OVERLAPS) 190/306 variables, 116/118 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/306 variables, 40/158 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/306 variables, 282/440 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/306 variables, 0/440 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 7 (OVERLAPS) 0/306 variables, 0/440 constraints. Problems are: Problem set: 0 solved, 282 unsolved
No progress, stopping.
After SMT solving in domain Int declared 306/306 variables, and 440 constraints, problems are : Problem set: 0 solved, 282 unsolved in 8498 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 116/116 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints]
After SMT, in 15860ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 15864ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16124 ms. Remains : 116/116 places, 284/284 transitions.
[2024-05-23 11:00:55] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
Found an invariant !
This invariant on transitions {38=1, 95=1, 133=1, 175=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 2 ms.
This minimized invariant on transitions {35=1, 92=1, 130=1, 177=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 12) seen :[3, 7, 2, 2, 1, 2147483647, 2, 5, 5, 3, 4, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 2274, 9, 10, 10, +inf, 355, 214, 1218, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 11:00:55] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:00:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[13, 2274, 9, 10, 10, +inf, 355, 214, 1218, 10, 798, 342] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1259 ms. (793 steps per ms)
FORMULA FunctionPointer-PT-b008-UpperBounds-06 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 11000009 steps (36 resets) in 6788 ms. (1620 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 11:01:03] [INFO ] Flow matrix only has 190 transitions (discarded 94 similar events)
[2024-05-23 11:01:03] [INFO ] Invariant cache hit.
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:01:03] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:01:03] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:01:03] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:01:03] [INFO ] Added : 2 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Real]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:01:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:03] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:01:03] [INFO ] Added : 1 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:03] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2024-05-23 11:01:03] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:01:03] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:01:03] [INFO ] Added : 2 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Added 40 Read/Feed constraints in 11 ms returned sat
[2024-05-23 11:01:04] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 12 ms.
[2024-05-23 11:01:04] [INFO ] Added : 2 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:04] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:01:04] [INFO ] Added : 2 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:04] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 10 ms.
[2024-05-23 11:01:04] [INFO ] Added : 10 causal constraints over 4 iterations in 56 ms. Result :sat
Minimization took 36 ms.
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:01:04] [INFO ] [Nat]Added 40 Read/Feed constraints in 7 ms returned sat
[2024-05-23 11:01:04] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:01:04] [INFO ] Added : 12 causal constraints over 3 iterations in 51 ms. Result :sat
Minimization took 31 ms.
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:05] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:01:05] [INFO ] Added : 1 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:05] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:01:05] [INFO ] Added : 2 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:05] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:01:05] [INFO ] Added : 1 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:05] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:01:05] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:01:05] [INFO ] Computed and/alt/rep : 44/106/39 causal constraints (skipped 149 transitions) in 11 ms.
[2024-05-23 11:01:05] [INFO ] Added : 7 causal constraints over 2 iterations in 42 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 11 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 284/284 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 115 transition count 282
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 115 transition count 282
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 115 transition count 280
Applied a total of 4 rules in 9 ms. Remains 115 /116 variables (removed 1) and now considering 280/284 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 115/116 places, 280/284 transitions.
[2024-05-23 11:01:06] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
Found an invariant !
This invariant on transitions {37=1, 92=1, 146=1, 180=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {37=1, 92=1, 146=1, 179=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 9 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 11) seen :[3, 3, 2, 3, 1, 2, 4, 2, 3, 4, 2]
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 11:01:06] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:01:06] [INFO ] Computed 2 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1210 ms. (825 steps per ms)
BEST_FIRST walk for 11000011 steps (57 resets) in 6439 ms. (1708 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-23 11:01:13] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:01:13] [INFO ] Invariant cache hit.
[2024-05-23 11:01:13] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:13] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:13] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:13] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:01:13] [INFO ] [Real]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:01:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:13] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:13] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:01:13] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:13] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:01:13] [INFO ] Added : 2 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:01:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:01:14] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 9 ms.
[2024-05-23 11:01:14] [INFO ] Added : 1 causal constraints over 1 iterations in 27 ms. Result :sat
Minimization took 36 ms.
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:14] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 10 ms.
[2024-05-23 11:01:14] [INFO ] Added : 2 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:14] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 10 ms.
[2024-05-23 11:01:14] [INFO ] Added : 2 causal constraints over 1 iterations in 27 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:14] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:01:14] [INFO ] Added : 2 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 28 ms.
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:14] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Added 40 Read/Feed constraints in 19 ms returned sat
[2024-05-23 11:01:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:01:15] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:01:15] [INFO ] Added : 9 causal constraints over 3 iterations in 51 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:15] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 10 ms.
[2024-05-23 11:01:15] [INFO ] Added : 15 causal constraints over 5 iterations in 60 ms. Result :sat
Minimization took 30 ms.
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:01:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:15] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 9 ms.
[2024-05-23 11:01:15] [INFO ] Added : 1 causal constraints over 1 iterations in 27 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:15] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:01:15] [INFO ] Added : 2 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 27 ms.
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:01:15] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:16] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:01:16] [INFO ] Added : 1 causal constraints over 1 iterations in 33 ms. Result :sat
Minimization took 29 ms.
[2024-05-23 11:01:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:01:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:01:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-23 11:01:16] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:01:16] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 10 ms.
[2024-05-23 11:01:16] [INFO ] Added : 9 causal constraints over 3 iterations in 45 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 11 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Applied a total of 0 rules in 5 ms. Remains 115 /115 variables (removed 0) and now considering 280/280 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 115/115 places, 280/280 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Applied a total of 0 rules in 5 ms. Remains 115 /115 variables (removed 0) and now considering 280/280 (removed 0) transitions.
[2024-05-23 11:01:16] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:01:16] [INFO ] Invariant cache hit.
[2024-05-23 11:01:16] [INFO ] Implicit Places using invariants in 77 ms returned []
[2024-05-23 11:01:16] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:01:16] [INFO ] Invariant cache hit.
[2024-05-23 11:01:16] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:01:16] [INFO ] Implicit Places using invariants and state equation in 154 ms returned []
Implicit Place search using SMT with State Equation took 244 ms to find 0 implicit places.
[2024-05-23 11:01:16] [INFO ] Redundant transitions in 0 ms returned []
Running 278 sub problems to find dead transitions.
[2024-05-23 11:01:16] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:01:16] [INFO ] Invariant cache hit.
[2024-05-23 11:01:16] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/115 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 3 (OVERLAPS) 188/303 variables, 115/117 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/303 variables, 40/157 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 278 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/303 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 278 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 157 constraints, problems are : Problem set: 0 solved, 278 unsolved in 6990 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 115/115 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 278/278 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 278 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/115 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 3 (OVERLAPS) 188/303 variables, 115/117 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/303 variables, 40/157 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 278/435 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 7 (OVERLAPS) 0/303 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 278 unsolved
No progress, stopping.
After SMT solving in domain Int declared 303/303 variables, and 435 constraints, problems are : Problem set: 0 solved, 278 unsolved in 8367 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 115/115 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 278/278 constraints, Known Traps: 0/0 constraints]
After SMT, in 15567ms problems are : Problem set: 0 solved, 278 unsolved
Search for dead transitions found 0 dead transitions in 15571ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15825 ms. Remains : 115/115 places, 280/280 transitions.
[2024-05-23 11:01:32] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
Found an invariant !
This invariant on transitions {37=1, 92=1, 146=1, 180=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {37=1, 92=1, 146=1, 179=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 5 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 11) seen :[3, 5, 2, 3, 3, 2, 3, 4, 2, 4, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 40005 steps (12 resets) in 1390 ms. (28 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (9 resets) in 158 ms. (251 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (9 resets) in 202 ms. (197 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (10 resets) in 85 ms. (465 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (10 resets) in 87 ms. (454 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (8 resets) in 124 ms. (320 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (10 resets) in 102 ms. (388 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (9 resets) in 73 ms. (540 steps per ms) remains 11/11 properties
[2024-05-23 11:01:33] [INFO ] Flatten gal took : 106 ms
[2024-05-23 11:01:33] [INFO ] Flatten gal took : 33 ms
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 11/11 properties
[2024-05-23 11:01:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11873498955758533028.gal : 10 ms
[2024-05-23 11:01:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9503300833335538311.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11873498955758533028.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9503300833335538311.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9503300833335538311.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :31 after 1062
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :1062 after 186230
Interrupted probabilistic random walk after 233259 steps, run timeout after 3001 ms. (steps per millisecond=77 ) properties seen :0 out of 11
Probabilistic random walk after 233259 steps, saw 142174 distinct states, run finished after 3006 ms. (steps per millisecond=77 ) properties seen :0
[2024-05-23 11:01:36] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:01:36] [INFO ] Invariant cache hit.
[2024-05-23 11:01:36] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 30/41 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 114/155 variables, 19/30 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 127/282 variables, 71/105 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/282 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/282 variables, 36/142 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/282 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 6/288 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/288 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 12/300 variables, 12/155 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/300 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 3/303 variables, 2/157 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/303 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (OVERLAPS) 0/303 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 157 constraints, problems are : Problem set: 0 solved, 11 unsolved in 513 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 115/115 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 30/41 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 114/155 variables, 19/30 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/155 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/155 variables, 9/43 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 127/282 variables, 71/114 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/282 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/282 variables, 36/151 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/282 variables, 2/153 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/282 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 6/288 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/288 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (OVERLAPS) 12/300 variables, 12/166 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/300 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (OVERLAPS) 3/303 variables, 2/168 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/303 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (OVERLAPS) 0/303 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 303/303 variables, and 168 constraints, problems are : Problem set: 0 solved, 11 unsolved in 493 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 115/115 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
After SMT, in 1028ms problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 5 different solutions.
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :186230 after 4.09618e+08
Parikh walk visited 1 properties in 30003 ms.
Support contains 10 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 114 transition count 278
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 114 transition count 278
Applied a total of 2 rules in 7 ms. Remains 114 /115 variables (removed 1) and now considering 278/280 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 114/115 places, 278/280 transitions.
RANDOM walk for 40008 steps (9 resets) in 178 ms. (223 steps per ms) remains 9/10 properties
BEST_FIRST walk for 40004 steps (12 resets) in 54 ms. (727 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (9 resets) in 72 ms. (547 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (12 resets) in 59 ms. (666 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (10 resets) in 43 ms. (909 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (10 resets) in 53 ms. (740 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (13 resets) in 58 ms. (678 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (11 resets) in 74 ms. (533 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (12 resets) in 75 ms. (526 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (10 resets) in 74 ms. (533 steps per ms) remains 9/9 properties
[2024-05-23 11:02:07] [INFO ] Flow matrix only has 185 transitions (discarded 93 similar events)
// Phase 1: matrix 185 rows 114 cols
[2024-05-23 11:02:07] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 11:02:07] [INFO ] State equation strengthened by 38 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 24/33 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 110/143 variables, 16/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 3/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 134/277 variables, 74/102 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/277 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/277 variables, 35/138 constraints. Problems are: Problem set: 0 solved, 9 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/277 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 6/283 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/283 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 13/296 variables, 13/152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/296 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 3/299 variables, 2/154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/299 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (OVERLAPS) 0/299 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 299/299 variables, and 154 constraints, problems are : Problem set: 0 solved, 9 unsolved in 375 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 114/114 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 24/33 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 110/143 variables, 16/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/143 variables, 3/28 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/143 variables, 8/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 134/277 variables, 74/110 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/277 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/277 variables, 35/146 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/277 variables, 1/147 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/277 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 6/283 variables, 1/148 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/283 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 13/296 variables, 13/161 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/296 variables, 0/161 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (OVERLAPS) 3/299 variables, 2/163 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/299 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (OVERLAPS) 0/299 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 299/299 variables, and 163 constraints, problems are : Problem set: 0 solved, 9 unsolved in 432 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 114/114 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 823ms problems are : Problem set: 0 solved, 9 unsolved
Fused 9 Parikh solutions to 3 different solutions.
Detected timeout of ITS tools.
[2024-05-23 11:02:23] [INFO ] Flatten gal took : 28 ms
[2024-05-23 11:02:23] [INFO ] Applying decomposition
[2024-05-23 11:02:23] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph18003581815496503475.txt' '-o' '/tmp/graph18003581815496503475.bin' '-w' '/tmp/graph18003581815496503475.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph18003581815496503475.bin' '-l' '-1' '-v' '-w' '/tmp/graph18003581815496503475.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:02:23] [INFO ] Decomposing Gal with order
[2024-05-23 11:02:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:02:23] [INFO ] Removed a total of 474 redundant transitions.
[2024-05-23 11:02:24] [INFO ] Flatten gal took : 247 ms
[2024-05-23 11:02:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 166 labels/synchronizations in 53 ms.
[2024-05-23 11:02:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3794243697263882382.gal : 23 ms
[2024-05-23 11:02:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1003228584727516028.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3794243697263882382.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1003228584727516028.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality1003228584727516028.prop.
Parikh walk visited 0 properties in 30000 ms.
Support contains 9 out of 114 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 114/114 places, 278/278 transitions.
Graph (complete) has 468 edges and 114 vertex of which 111 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 111 transition count 272
Applied a total of 7 rules in 6 ms. Remains 111 /114 variables (removed 3) and now considering 272/278 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 111/114 places, 272/278 transitions.
RANDOM walk for 40006 steps (8 resets) in 151 ms. (263 steps per ms) remains 8/9 properties
BEST_FIRST walk for 40004 steps (11 resets) in 40 ms. (975 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 53 ms. (740 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (11 resets) in 34 ms. (1142 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (9 resets) in 35 ms. (1111 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (11 resets) in 37 ms. (1052 steps per ms) remains 8/8 properties
[2024-05-23 11:02:38] [INFO ] Flow matrix only has 179 transitions (discarded 93 similar events)
// Phase 1: matrix 179 rows 111 cols
[2024-05-23 11:02:38] [INFO ] Computed 2 invariants in 1 ms
[2024-05-23 11:02:38] [INFO ] State equation strengthened by 35 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 22/30 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 104/134 variables, 14/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/134 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/134 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 132/266 variables, 73/97 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/266 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/266 variables, 32/130 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/266 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 6/272 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/272 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (OVERLAPS) 15/287 variables, 14/145 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/287 variables, 1/146 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/287 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 3/290 variables, 2/148 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/290 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 0/290 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 290/290 variables, and 148 constraints, problems are : Problem set: 0 solved, 8 unsolved in 359 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 111/111 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 22/30 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 104/134 variables, 14/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/134 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/134 variables, 7/31 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/134 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 132/266 variables, 73/104 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/266 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/266 variables, 32/137 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/266 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/266 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (OVERLAPS) 6/272 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/272 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (OVERLAPS) 15/287 variables, 14/153 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/287 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/287 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 3/290 variables, 2/156 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/290 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 19 (OVERLAPS) 0/290 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 290/290 variables, and 156 constraints, problems are : Problem set: 0 solved, 8 unsolved in 369 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 111/111 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 736ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 30000 ms.
Support contains 8 out of 111 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 272/272 transitions.
Graph (complete) has 459 edges and 111 vertex of which 108 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 108 transition count 267
Applied a total of 6 rules in 6 ms. Remains 108 /111 variables (removed 3) and now considering 267/272 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 108/111 places, 267/272 transitions.
RANDOM walk for 40002 steps (10 resets) in 146 ms. (272 steps per ms) remains 6/8 properties
BEST_FIRST walk for 40004 steps (10 resets) in 36 ms. (1081 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (9 resets) in 36 ms. (1081 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 37 ms. (1052 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (9 resets) in 47 ms. (833 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 6/6 properties
[2024-05-23 11:03:09] [INFO ] Flow matrix only has 174 transitions (discarded 93 similar events)
// Phase 1: matrix 174 rows 108 cols
[2024-05-23 11:03:09] [INFO ] Computed 2 invariants in 0 ms
[2024-05-23 11:03:09] [INFO ] State equation strengthened by 32 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 18/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 102/126 variables, 13/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 134/260 variables, 74/94 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/260 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/260 variables, 31/126 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 6/266 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/266 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 13/279 variables, 13/140 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/279 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 3/282 variables, 2/142 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/282 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 0/282 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 282/282 variables, and 142 constraints, problems are : Problem set: 0 solved, 6 unsolved in 239 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 108/108 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 18/24 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 102/126 variables, 13/19 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 134/260 variables, 74/99 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/260 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 31/131 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/260 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/260 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 6/266 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 13/279 variables, 13/146 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/279 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 16 (OVERLAPS) 3/282 variables, 2/148 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/282 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 18 (OVERLAPS) 0/282 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 282/282 variables, and 148 constraints, problems are : Problem set: 0 solved, 6 unsolved in 285 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 108/108 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 530ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 1 different solutions.
Detected timeout of ITS tools.
Parikh walk visited 0 properties in 30001 ms.
Support contains 6 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 267/267 transitions.
Graph (complete) has 450 edges and 108 vertex of which 105 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 105 transition count 261
Applied a total of 7 rules in 7 ms. Remains 105 /108 variables (removed 3) and now considering 261/267 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 105/108 places, 261/267 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[13, 2274, 9, 10, 10, 355, 233, 1218, 10, 798, 757] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:03:40] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:03:40] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10001 steps (4 resets) in 12 ms. (769 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 11:03:40] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:03:40] [INFO ] Invariant cache hit.
[2024-05-23 11:03:40] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:03:40] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:03:40] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:03:40] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:03:40] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:03:40] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:03:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:03:40] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:03:40] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-23 11:03:40] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:03:40] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:03:40] [INFO ] Added : 2 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 106 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.0 ms
Discarding 9 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 106 transition count 263
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 24 place count 100 transition count 247
Iterating global reduction 1 with 6 rules applied. Total rules applied 30 place count 100 transition count 247
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 32 place count 100 transition count 245
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 36 place count 96 transition count 235
Iterating global reduction 2 with 4 rules applied. Total rules applied 40 place count 96 transition count 235
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 43 place count 93 transition count 225
Iterating global reduction 2 with 3 rules applied. Total rules applied 46 place count 93 transition count 225
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 49 place count 90 transition count 219
Iterating global reduction 2 with 3 rules applied. Total rules applied 52 place count 90 transition count 219
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 55 place count 87 transition count 213
Iterating global reduction 2 with 3 rules applied. Total rules applied 58 place count 87 transition count 213
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 61 place count 84 transition count 207
Iterating global reduction 2 with 3 rules applied. Total rules applied 64 place count 84 transition count 207
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 67 place count 81 transition count 201
Iterating global reduction 2 with 3 rules applied. Total rules applied 70 place count 81 transition count 201
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 78 transition count 195
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 78 transition count 195
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 78 place count 76 transition count 191
Iterating global reduction 2 with 2 rules applied. Total rules applied 80 place count 76 transition count 191
Applied a total of 80 rules in 32 ms. Remains 76 /115 variables (removed 39) and now considering 191/280 (removed 89) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 76/115 places, 191/280 transitions.
[2024-05-23 11:03:40] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[7] Max Struct:[+inf]
[2024-05-23 11:03:40] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
// Phase 1: matrix 117 rows 76 cols
[2024-05-23 11:03:40] [INFO ] Computed 3 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[7] Max Struct:[+inf]
RANDOM walk for 1000003 steps (2 resets) in 899 ms. (1111 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 472 ms. (2114 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:03:41] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:41] [INFO ] Invariant cache hit.
[2024-05-23 11:03:42] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:03:42] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:03:42] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:03:42] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:03:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:03:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 11:03:42] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-23 11:03:42] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:03:42] [INFO ] Deduced a trap composed of 13 places in 45 ms of which 1 ms to minimize.
[2024-05-23 11:03:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2024-05-23 11:03:42] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 8 ms.
[2024-05-23 11:03:42] [INFO ] Added : 8 causal constraints over 3 iterations in 33 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 9 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2024-05-23 11:03:42] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:42] [INFO ] Invariant cache hit.
[2024-05-23 11:03:42] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-23 11:03:42] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:42] [INFO ] Invariant cache hit.
[2024-05-23 11:03:42] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:03:42] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 159 ms to find 0 implicit places.
[2024-05-23 11:03:42] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2024-05-23 11:03:42] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:42] [INFO ] Invariant cache hit.
[2024-05-23 11:03:42] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 2535 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 4269 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 6909ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 6913ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7081 ms. Remains : 76/76 places, 191/191 transitions.
[2024-05-23 11:03:49] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:03:49] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8] Max Struct:[+inf]
RANDOM walk for 1000003 steps (2 resets) in 912 ms. (1095 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 498 ms. (2004 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:03:50] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:50] [INFO ] Invariant cache hit.
[2024-05-23 11:03:50] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:03:50] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 11:03:50] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:03:50] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:03:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:03:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 11:03:50] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-23 11:03:50] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:03:50] [INFO ] Deduced a trap composed of 13 places in 43 ms of which 1 ms to minimize.
[2024-05-23 11:03:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2024-05-23 11:03:50] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 6 ms.
[2024-05-23 11:03:51] [INFO ] Added : 8 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2024-05-23 11:03:51] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:51] [INFO ] Invariant cache hit.
[2024-05-23 11:03:51] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-23 11:03:51] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:51] [INFO ] Invariant cache hit.
[2024-05-23 11:03:51] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:03:51] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
[2024-05-23 11:03:51] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2024-05-23 11:03:51] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:03:51] [INFO ] Invariant cache hit.
[2024-05-23 11:03:51] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 2560 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 4337 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 6998ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 7001ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7186 ms. Remains : 76/76 places, 191/191 transitions.
[2024-05-23 11:03:58] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[8] Max Struct:[+inf]
RANDOM walk for 40002 steps (8 resets) in 81 ms. (487 steps per ms) remains 1/1 properties
[2024-05-23 11:03:58] [INFO ] Flatten gal took : 36 ms
[2024-05-23 11:03:58] [INFO ] Flatten gal took : 9 ms
[2024-05-23 11:03:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16312286569371242741.gal : 2 ms
BEST_FIRST walk for 40003 steps (8 resets) in 23 ms. (1666 steps per ms) remains 1/1 properties
[2024-05-23 11:03:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6144899161533539887.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16312286569371242741.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6144899161533539887.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6144899161533539887.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 922
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :922 after 95322
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :95322 after 7.35152e+06
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :7.35152e+06 after 1.96256e+08
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1.96256e+08 after 1.43916e+09
Interrupted probabilistic random walk after 1766625 steps, run timeout after 3001 ms. (steps per millisecond=588 ) properties seen :0 out of 1
Probabilistic random walk after 1766625 steps, saw 1131367 distinct states, run finished after 3001 ms. (steps per millisecond=588 ) properties seen :0
[2024-05-23 11:04:01] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:04:01] [INFO ] Invariant cache hit.
[2024-05-23 11:04:01] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 64/69 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/69 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 6/75 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 94/169 variables, 53/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/169 variables, 17/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/186 variables, 10/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/186 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/190 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/190 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 3/193 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 1 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 64/69 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/69 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 6/75 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 94/169 variables, 53/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/169 variables, 17/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/169 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/169 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 6/175 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/175 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 11/186 variables, 10/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/186 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/190 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/190 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 3/193 variables, 2/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/193 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 98 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 173ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 76/76 places, 191/191 transitions.
RANDOM walk for 40001 steps (8 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 129 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,5.56209e+09,3.88957,89784,2,1890,12,637502,6,0,497,177442,0
Total reachable state count : 5562087266
Verifying 1 reachability properties.
Invariant property MIN0 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,542640,3.89255,89784,2,200,12,637502,7,0,500,177442,0
Interrupted probabilistic random walk after 1980917 steps, run timeout after 3001 ms. (steps per millisecond=660 ) properties seen :0 out of 1
Probabilistic random walk after 1980917 steps, saw 1272244 distinct states, run finished after 3002 ms. (steps per millisecond=659 ) properties seen :0
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[8] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-00 in 24360 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:04:04] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:04:04] [INFO ] Computed 2 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 11 ms. (833 steps per ms)
BEST_FIRST walk for 10000 steps (3 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7] Max Struct:[+inf]
[2024-05-23 11:04:04] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:04:04] [INFO ] Invariant cache hit.
[2024-05-23 11:04:04] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:04:04] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:04:04] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2024-05-23 11:04:04] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:04:04] [INFO ] [Real]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:04:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:04:04] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:04:04] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-23 11:04:04] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2024-05-23 11:04:04] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:04:04] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:04:04] [INFO ] Added : 1 causal constraints over 1 iterations in 29 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 103 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 23 place count 103 transition count 258
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 98 transition count 244
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 98 transition count 244
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 35 place count 98 transition count 242
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 39 place count 94 transition count 232
Iterating global reduction 2 with 4 rules applied. Total rules applied 43 place count 94 transition count 232
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 46 place count 91 transition count 222
Iterating global reduction 2 with 3 rules applied. Total rules applied 49 place count 91 transition count 222
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 52 place count 88 transition count 216
Iterating global reduction 2 with 3 rules applied. Total rules applied 55 place count 88 transition count 216
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 58 place count 85 transition count 210
Iterating global reduction 2 with 3 rules applied. Total rules applied 61 place count 85 transition count 210
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 64 place count 82 transition count 204
Iterating global reduction 2 with 3 rules applied. Total rules applied 67 place count 82 transition count 204
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 70 place count 79 transition count 198
Iterating global reduction 2 with 3 rules applied. Total rules applied 73 place count 79 transition count 198
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 76 place count 76 transition count 192
Iterating global reduction 2 with 3 rules applied. Total rules applied 79 place count 76 transition count 192
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 81 place count 74 transition count 188
Iterating global reduction 2 with 2 rules applied. Total rules applied 83 place count 74 transition count 188
Applied a total of 83 rules in 17 ms. Remains 74 /115 variables (removed 41) and now considering 188/280 (removed 92) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 74/115 places, 188/280 transitions.
[2024-05-23 11:04:04] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
Found an invariant !
This invariant on transitions {24=1, 50=1, 95=1, 113=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {29=1, 55=1, 100=1, 114=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[8]
Current structural bounds on expressions (after cover walk) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:04:04] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
// Phase 1: matrix 115 rows 74 cols
[2024-05-23 11:04:04] [INFO ] Computed 3 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[8] Max Struct:[+inf]
RANDOM walk for 1000004 steps (2 resets) in 892 ms. (1119 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 480 ms. (2079 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1647] Max Struct:[+inf]
[2024-05-23 11:04:06] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:06] [INFO ] Invariant cache hit.
[2024-05-23 11:04:06] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 11:04:06] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2024-05-23 11:04:06] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:04:06] [INFO ] [Real]Added 17 Read/Feed constraints in 7 ms returned sat
[2024-05-23 11:04:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:04:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:04:06] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 11:04:06] [INFO ] [Nat]Added 17 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:04:06] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 1 ms to minimize.
[2024-05-23 11:04:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2024-05-23 11:04:06] [INFO ] Computed and/alt/rep : 60/195/52 causal constraints (skipped 61 transitions) in 6 ms.
[2024-05-23 11:04:06] [INFO ] Added : 5 causal constraints over 4 iterations in 39 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1647] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1647] Max Struct:[+inf]
Support contains 1 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 5 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 74/74 places, 188/188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2024-05-23 11:04:06] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:06] [INFO ] Invariant cache hit.
[2024-05-23 11:04:06] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-23 11:04:06] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:06] [INFO ] Invariant cache hit.
[2024-05-23 11:04:06] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:04:06] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
[2024-05-23 11:04:06] [INFO ] Redundant transitions in 1 ms returned []
Running 186 sub problems to find dead transitions.
[2024-05-23 11:04:06] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:06] [INFO ] Invariant cache hit.
[2024-05-23 11:04:06] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 115/189 variables, 74/77 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 17/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (OVERLAPS) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 94 constraints, problems are : Problem set: 0 solved, 186 unsolved in 2513 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 115/189 variables, 74/77 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 17/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 186/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (OVERLAPS) 0/189 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 280 constraints, problems are : Problem set: 0 solved, 186 unsolved in 4072 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints]
After SMT, in 6686ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 6690ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6855 ms. Remains : 74/74 places, 188/188 transitions.
[2024-05-23 11:04:13] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
Found an invariant !
This invariant on transitions {24=1, 50=1, 95=1, 113=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {29=1, 55=1, 100=1, 114=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[1647] Max Struct:[+inf]
[2024-05-23 11:04:13] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1647] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 868 ms. (1150 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 477 ms. (2092 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1725] Max Struct:[+inf]
[2024-05-23 11:04:14] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:14] [INFO ] Invariant cache hit.
[2024-05-23 11:04:14] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:04:14] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:04:14] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:04:14] [INFO ] [Real]Added 17 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:04:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:04:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:04:15] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-23 11:04:15] [INFO ] [Nat]Added 17 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:04:15] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 1 ms to minimize.
[2024-05-23 11:04:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2024-05-23 11:04:15] [INFO ] Computed and/alt/rep : 60/195/52 causal constraints (skipped 61 transitions) in 6 ms.
[2024-05-23 11:04:15] [INFO ] Added : 5 causal constraints over 4 iterations in 34 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1725] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1725] Max Struct:[+inf]
Support contains 1 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 5 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 74/74 places, 188/188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2024-05-23 11:04:15] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:15] [INFO ] Invariant cache hit.
[2024-05-23 11:04:15] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-23 11:04:15] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:15] [INFO ] Invariant cache hit.
[2024-05-23 11:04:15] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:04:15] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
[2024-05-23 11:04:15] [INFO ] Redundant transitions in 1 ms returned []
Running 186 sub problems to find dead transitions.
[2024-05-23 11:04:15] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:15] [INFO ] Invariant cache hit.
[2024-05-23 11:04:15] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 115/189 variables, 74/77 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 17/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (OVERLAPS) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 94 constraints, problems are : Problem set: 0 solved, 186 unsolved in 2564 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 115/189 variables, 74/77 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 17/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 186/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (OVERLAPS) 0/189 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 280 constraints, problems are : Problem set: 0 solved, 186 unsolved in 4145 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints]
After SMT, in 6805ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 6807ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6968 ms. Remains : 74/74 places, 188/188 transitions.
[2024-05-23 11:04:22] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
Found an invariant !
This invariant on transitions {24=1, 50=1, 95=1, 113=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {29=1, 55=1, 100=1, 114=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :[6]
Current structural bounds on expressions (after cover walk) : Max Seen:[1725] Max Struct:[+inf]
[2024-05-23 11:04:22] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1725] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 948 ms. (1053 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 483 ms. (2066 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1725] Max Struct:[+inf]
[2024-05-23 11:04:23] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:23] [INFO ] Invariant cache hit.
[2024-05-23 11:04:23] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:04:23] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-23 11:04:23] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:04:23] [INFO ] [Real]Added 17 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:04:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:04:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 11:04:23] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-23 11:04:23] [INFO ] [Nat]Added 17 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:04:23] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 1 ms to minimize.
[2024-05-23 11:04:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 49 ms
[2024-05-23 11:04:23] [INFO ] Computed and/alt/rep : 60/195/52 causal constraints (skipped 61 transitions) in 8 ms.
[2024-05-23 11:04:23] [INFO ] Added : 5 causal constraints over 4 iterations in 41 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1725] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1725] Max Struct:[+inf]
Support contains 1 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 4 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 74/74 places, 188/188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2024-05-23 11:04:23] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:23] [INFO ] Invariant cache hit.
[2024-05-23 11:04:23] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-23 11:04:23] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:23] [INFO ] Invariant cache hit.
[2024-05-23 11:04:23] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:04:24] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
[2024-05-23 11:04:24] [INFO ] Redundant transitions in 1 ms returned []
Running 186 sub problems to find dead transitions.
[2024-05-23 11:04:24] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:24] [INFO ] Invariant cache hit.
[2024-05-23 11:04:24] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 115/189 variables, 74/77 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 17/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (OVERLAPS) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 94 constraints, problems are : Problem set: 0 solved, 186 unsolved in 2592 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 115/189 variables, 74/77 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 17/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 186/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (OVERLAPS) 0/189 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 280 constraints, problems are : Problem set: 0 solved, 186 unsolved in 3991 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints]
After SMT, in 6700ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 6702ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6871 ms. Remains : 74/74 places, 188/188 transitions.
[2024-05-23 11:04:30] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
Found an invariant !
This invariant on transitions {24=1, 50=1, 95=1, 113=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {29=1, 55=1, 100=1, 114=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[9]
Current structural bounds on expressions (after cover walk) : Max Seen:[1725] Max Struct:[+inf]
RANDOM walk for 40000 steps (8 resets) in 73 ms. (540 steps per ms) remains 1/1 properties
[2024-05-23 11:04:30] [INFO ] Flatten gal took : 9 ms
[2024-05-23 11:04:30] [INFO ] Flatten gal took : 9 ms
[2024-05-23 11:04:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18033322398323873939.gal : 2 ms
[2024-05-23 11:04:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5863268456808957369.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18033322398323873939.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5863268456808957369.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (8 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality5863268456808957369.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1037
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1037 after 143587
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :143587 after 3.29101e+07
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.29101e+07 after 9.13562e+07
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :9.13562e+07 after 1.42209e+08
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1.42209e+08 after 6.8801e+08
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :6.8801e+08 after 2.60082e+10
Interrupted probabilistic random walk after 1961382 steps, run timeout after 3047 ms. (steps per millisecond=643 ) properties seen :0 out of 1
Probabilistic random walk after 1961382 steps, saw 1220877 distinct states, run finished after 3047 ms. (steps per millisecond=643 ) properties seen :0
[2024-05-23 11:04:33] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:33] [INFO ] Invariant cache hit.
[2024-05-23 11:04:33] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 64/68 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 92/166 variables, 53/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/166 variables, 17/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/166 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/172 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/172 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 10/182 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/182 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/186 variables, 2/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/186 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/189 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 94 constraints, problems are : Problem set: 0 solved, 1 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 64/68 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 92/166 variables, 53/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/166 variables, 17/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/166 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/166 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/172 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/172 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 10/182 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/182 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/186 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/186 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 3/189 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/189 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/189 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 177ms problems are : Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :2.60082e+10 after 2.96618e+11
Parikh walk visited 0 properties in 787 ms.
Support contains 1 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 3 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 74/74 places, 188/188 transitions.
RANDOM walk for 40002 steps (8 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1931588 steps, run timeout after 3001 ms. (steps per millisecond=643 ) properties seen :0 out of 1
Probabilistic random walk after 1931588 steps, saw 1202332 distinct states, run finished after 3001 ms. (steps per millisecond=643 ) properties seen :0
[2024-05-23 11:04:37] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:37] [INFO ] Invariant cache hit.
[2024-05-23 11:04:37] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 64/68 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 92/166 variables, 53/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/166 variables, 17/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/166 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/172 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/172 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 10/182 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/182 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/186 variables, 2/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/186 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/189 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 94 constraints, problems are : Problem set: 0 solved, 1 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 64/68 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/68 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 6/74 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 92/166 variables, 53/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/166 variables, 17/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/166 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/166 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/172 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/172 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 10/182 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/182 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/186 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/186 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 3/189 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/189 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/189 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 94 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 178ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 844 ms.
Support contains 1 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 74/74 places, 188/188 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 188/188 transitions.
Applied a total of 0 rules in 9 ms. Remains 74 /74 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2024-05-23 11:04:38] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:38] [INFO ] Invariant cache hit.
[2024-05-23 11:04:39] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-23 11:04:39] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:39] [INFO ] Invariant cache hit.
[2024-05-23 11:04:39] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:04:39] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
[2024-05-23 11:04:39] [INFO ] Redundant transitions in 1 ms returned []
Running 186 sub problems to find dead transitions.
[2024-05-23 11:04:39] [INFO ] Flow matrix only has 115 transitions (discarded 73 similar events)
[2024-05-23 11:04:39] [INFO ] Invariant cache hit.
[2024-05-23 11:04:39] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 115/189 variables, 74/77 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 17/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (OVERLAPS) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Real declared 189/189 variables, and 94 constraints, problems are : Problem set: 0 solved, 186 unsolved in 2606 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 186 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/74 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/74 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 2 (OVERLAPS) 115/189 variables, 74/77 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 17/94 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 186/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
At refinement iteration 6 (OVERLAPS) 0/189 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 186 unsolved
No progress, stopping.
After SMT solving in domain Int declared 189/189 variables, and 280 constraints, problems are : Problem set: 0 solved, 186 unsolved in 3999 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 74/74 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 186/186 constraints, Known Traps: 0/0 constraints]
After SMT, in 6702ms problems are : Problem set: 0 solved, 186 unsolved
Search for dead transitions found 0 dead transitions in 6705ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6885 ms. Remains : 74/74 places, 188/188 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 79 rules applied. Total rules applied 79 place count 74 transition count 109
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 85 place count 68 transition count 109
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 12 Pre rules applied. Total rules applied 85 place count 68 transition count 97
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 109 place count 56 transition count 97
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 141 place count 40 transition count 81
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 148 place count 33 transition count 67
Iterating global reduction 2 with 7 rules applied. Total rules applied 155 place count 33 transition count 67
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 162 place count 26 transition count 53
Iterating global reduction 2 with 7 rules applied. Total rules applied 169 place count 26 transition count 53
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 176 place count 19 transition count 39
Iterating global reduction 2 with 7 rules applied. Total rules applied 183 place count 19 transition count 39
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 190 place count 19 transition count 32
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 190 place count 19 transition count 31
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 192 place count 18 transition count 31
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 194 place count 17 transition count 31
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 196 place count 17 transition count 29
Applied a total of 196 rules in 20 ms. Remains 17 /74 variables (removed 57) and now considering 29/188 (removed 159) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 29 rows 17 cols
[2024-05-23 11:04:45] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 11:04:45] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:04:45] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 11:04:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:04:45] [INFO ] After 7ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 11:04:45] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 11:04:45] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 11:04:45] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 11:04:45] [INFO ] After 34ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 11:04:45] [INFO ] Flatten gal took : 2 ms
[2024-05-23 11:04:45] [INFO ] Flatten gal took : 1 ms
[2024-05-23 11:04:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2064603738082008980.gal : 1 ms
[2024-05-23 11:04:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6206515294207854263.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2064603738082008980.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6206515294207854263.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6206515294207854263.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 207
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :207 after 2655
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :2655 after 6615
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :6615 after 14415
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :14415 after 29895
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :29895 after 60735
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :60735 after 122295
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :122295 after 245295
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 2049 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,491175,5.82504,117092,2,66,16,39384,6,0,97,26981,0
Total reachable state count : 491175
Verifying 1 reachability properties.
Invariant property MIN0 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,120,5.82547,117092,2,46,16,39384,7,0,100,26981,0
Over-approximation ignoring read arcs solved 0 properties in 5933 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2024-05-23 11:04:51] [INFO ] Flatten gal took : 13 ms
[2024-05-23 11:04:51] [INFO ] Applying decomposition
[2024-05-23 11:04:51] [INFO ] Flatten gal took : 9 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph17725907256079844298.txt' '-o' '/tmp/graph17725907256079844298.bin' '-w' '/tmp/graph17725907256079844298.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph17725907256079844298.bin' '-l' '-1' '-v' '-w' '/tmp/graph17725907256079844298.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:04:51] [INFO ] Decomposing Gal with order
[2024-05-23 11:04:51] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:04:51] [INFO ] Removed a total of 317 redundant transitions.
[2024-05-23 11:04:51] [INFO ] Flatten gal took : 17 ms
[2024-05-23 11:04:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 88 labels/synchronizations in 5 ms.
[2024-05-23 11:04:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality898589770375186116.gal : 2 ms
[2024-05-23 11:04:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15196909418594099559.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality898589770375186116.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15196909418594099559.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality15196909418594099559.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1725] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-01 in 97305 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:05:41] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:05:41] [INFO ] Computed 2 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (3 resets) in 16 ms. (588 steps per ms)
BEST_FIRST walk for 10001 steps (3 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 11:05:41] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:05:41] [INFO ] Invariant cache hit.
[2024-05-23 11:05:41] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:05:41] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:05:42] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:05:42] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:05:42] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:05:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:05:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:05:42] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:05:42] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2024-05-23 11:05:42] [INFO ] [Nat]Added 40 Read/Feed constraints in 7 ms returned sat
[2024-05-23 11:05:42] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:05:42] [INFO ] Added : 2 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[9] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[9] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 106 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 106 transition count 264
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 23 place count 100 transition count 248
Iterating global reduction 1 with 6 rules applied. Total rules applied 29 place count 100 transition count 248
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 31 place count 100 transition count 246
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 35 place count 96 transition count 236
Iterating global reduction 2 with 4 rules applied. Total rules applied 39 place count 96 transition count 236
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 42 place count 93 transition count 226
Iterating global reduction 2 with 3 rules applied. Total rules applied 45 place count 93 transition count 226
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 48 place count 90 transition count 220
Iterating global reduction 2 with 3 rules applied. Total rules applied 51 place count 90 transition count 220
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 54 place count 87 transition count 214
Iterating global reduction 2 with 3 rules applied. Total rules applied 57 place count 87 transition count 214
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 60 place count 84 transition count 208
Iterating global reduction 2 with 3 rules applied. Total rules applied 63 place count 84 transition count 208
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 66 place count 81 transition count 202
Iterating global reduction 2 with 3 rules applied. Total rules applied 69 place count 81 transition count 202
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 72 place count 78 transition count 196
Iterating global reduction 2 with 3 rules applied. Total rules applied 75 place count 78 transition count 196
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 77 place count 76 transition count 192
Iterating global reduction 2 with 2 rules applied. Total rules applied 79 place count 76 transition count 192
Applied a total of 79 rules in 25 ms. Remains 76 /115 variables (removed 39) and now considering 192/280 (removed 88) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 76/115 places, 192/280 transitions.
[2024-05-23 11:05:42] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {24=1, 31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {27=1, 52=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 3 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 11:05:42] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
// Phase 1: matrix 118 rows 76 cols
[2024-05-23 11:05:42] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[9] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 886 ms. (1127 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 452 ms. (2207 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 11:05:43] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:43] [INFO ] Invariant cache hit.
[2024-05-23 11:05:43] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:05:43] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:05:43] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 11:05:43] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:05:43] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:05:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:05:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:05:43] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:05:43] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-23 11:05:43] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:05:43] [INFO ] Computed and/alt/rep : 62/198/53 causal constraints (skipped 63 transitions) in 6 ms.
[2024-05-23 11:05:43] [INFO ] Added : 4 causal constraints over 1 iterations in 20 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[9] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[9] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:05:43] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:43] [INFO ] Invariant cache hit.
[2024-05-23 11:05:43] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-23 11:05:43] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:43] [INFO ] Invariant cache hit.
[2024-05-23 11:05:43] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:05:43] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
[2024-05-23 11:05:43] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:05:43] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:43] [INFO ] Invariant cache hit.
[2024-05-23 11:05:43] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 118/194 variables, 76/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 18/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 0/194 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 96 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3602 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 118/194 variables, 76/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 18/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 190/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/194 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 286 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4159 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 7859ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 7861ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8025 ms. Remains : 76/76 places, 192/192 transitions.
[2024-05-23 11:05:51] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {24=1, 31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {27=1, 52=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :[1]
Current structural bounds on expressions (after cover walk) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 11:05:51] [INFO ] Flatten gal took : 10 ms
[2024-05-23 11:05:51] [INFO ] Flatten gal took : 7 ms
[2024-05-23 11:05:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6351310073608689905.gal : 1 ms
[2024-05-23 11:05:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7025001789460260446.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6351310073608689905.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7025001789460260446.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40002 steps (8 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 22 ms. (1739 steps per ms) remains 1/1 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7025001789460260446.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 922
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :922 after 95322
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :95322 after 7.35152e+06
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :7.35152e+06 after 6.56354e+08
Interrupted probabilistic random walk after 1872293 steps, run timeout after 3001 ms. (steps per millisecond=623 ) properties seen :0 out of 1
Probabilistic random walk after 1872293 steps, saw 1165411 distinct states, run finished after 3003 ms. (steps per millisecond=623 ) properties seen :0
[2024-05-23 11:05:54] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:54] [INFO ] Invariant cache hit.
[2024-05-23 11:05:54] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 41/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 124/169 variables, 57/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/169 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 6/175 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/175 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/176 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/176 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/176 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 11/187 variables, 10/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/187 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/191 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/191 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 3/194 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/194 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/194 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 96 constraints, problems are : Problem set: 0 solved, 1 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 41/45 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 124/169 variables, 57/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/169 variables, 18/79 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/169 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/169 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 6/175 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/175 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/176 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/176 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/176 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 11/187 variables, 10/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/187 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/191 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/191 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 3/194 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/194 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/194 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 97 constraints, problems are : Problem set: 0 solved, 1 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 208ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 192/192 transitions.
Applied a total of 0 rules in 5 ms. Remains 76 /76 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 76/76 places, 192/192 transitions.
RANDOM walk for 27001 steps (6 resets) in 54 ms. (490 steps per ms) remains 0/1 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[9] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-03 in 13322 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-04
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:05:55] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:05:55] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10004 steps (2 resets) in 12 ms. (769 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[+inf]
[2024-05-23 11:05:55] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:05:55] [INFO ] Invariant cache hit.
[2024-05-23 11:05:55] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:05:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:05:55] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:05:55] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:05:55] [INFO ] [Real]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:05:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:05:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:05:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:05:55] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:05:55] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:05:55] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 10 ms.
[2024-05-23 11:05:55] [INFO ] Added : 2 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[7] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 106 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 17 place count 106 transition count 264
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 23 place count 100 transition count 248
Iterating global reduction 1 with 6 rules applied. Total rules applied 29 place count 100 transition count 248
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 31 place count 100 transition count 246
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 35 place count 96 transition count 236
Iterating global reduction 2 with 4 rules applied. Total rules applied 39 place count 96 transition count 236
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 42 place count 93 transition count 226
Iterating global reduction 2 with 3 rules applied. Total rules applied 45 place count 93 transition count 226
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 48 place count 90 transition count 220
Iterating global reduction 2 with 3 rules applied. Total rules applied 51 place count 90 transition count 220
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 54 place count 87 transition count 214
Iterating global reduction 2 with 3 rules applied. Total rules applied 57 place count 87 transition count 214
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 60 place count 84 transition count 208
Iterating global reduction 2 with 3 rules applied. Total rules applied 63 place count 84 transition count 208
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 66 place count 81 transition count 202
Iterating global reduction 2 with 3 rules applied. Total rules applied 69 place count 81 transition count 202
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 72 place count 78 transition count 196
Iterating global reduction 2 with 3 rules applied. Total rules applied 75 place count 78 transition count 196
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 77 place count 76 transition count 192
Iterating global reduction 2 with 2 rules applied. Total rules applied 79 place count 76 transition count 192
Applied a total of 79 rules in 20 ms. Remains 76 /115 variables (removed 39) and now considering 192/280 (removed 88) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 76/115 places, 192/280 transitions.
[2024-05-23 11:05:55] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {32=1, 57=1, 103=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {29=1, 54=1, 84=1, 113=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 4 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[7] Max Struct:[+inf]
[2024-05-23 11:05:55] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
// Phase 1: matrix 118 rows 76 cols
[2024-05-23 11:05:55] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[7] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 907 ms. (1101 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 455 ms. (2192 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[7] Max Struct:[+inf]
[2024-05-23 11:05:56] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:56] [INFO ] Invariant cache hit.
[2024-05-23 11:05:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:05:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:05:57] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-23 11:05:57] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:05:57] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:05:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:05:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:05:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:05:57] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 11:05:57] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:05:57] [INFO ] Computed and/alt/rep : 62/198/53 causal constraints (skipped 63 transitions) in 7 ms.
[2024-05-23 11:05:57] [INFO ] Added : 6 causal constraints over 3 iterations in 31 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[7] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 76 /76 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 76/76 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:05:57] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:57] [INFO ] Invariant cache hit.
[2024-05-23 11:05:57] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-23 11:05:57] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:57] [INFO ] Invariant cache hit.
[2024-05-23 11:05:57] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:05:57] [INFO ] Implicit Places using invariants and state equation in 168 ms returned []
Implicit Place search using SMT with State Equation took 225 ms to find 0 implicit places.
[2024-05-23 11:05:57] [INFO ] Redundant transitions in 1 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:05:57] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:05:57] [INFO ] Invariant cache hit.
[2024-05-23 11:05:57] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 118/194 variables, 76/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 18/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/194 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 96 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3554 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 118/194 variables, 76/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 18/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 190/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/194 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 286 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4297 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 7944ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 7947ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8179 ms. Remains : 76/76 places, 192/192 transitions.
[2024-05-23 11:06:05] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {32=1, 57=1, 103=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {29=1, 54=1, 84=1, 113=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 4 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:06:05] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:06:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 848 ms. (1177 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 449 ms. (2222 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:06:06] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:06:06] [INFO ] Invariant cache hit.
[2024-05-23 11:06:06] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:06] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:06:06] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:06:06] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:06] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:06] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:06:06] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:06] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:06:06] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 11:06:06] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:06:06] [INFO ] Computed and/alt/rep : 62/198/53 causal constraints (skipped 63 transitions) in 7 ms.
[2024-05-23 11:06:06] [INFO ] Added : 3 causal constraints over 1 iterations in 19 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 192/192 transitions.
Applied a total of 0 rules in 4 ms. Remains 76 /76 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 76/76 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:06:06] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:06:06] [INFO ] Invariant cache hit.
[2024-05-23 11:06:06] [INFO ] Implicit Places using invariants in 55 ms returned []
[2024-05-23 11:06:06] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:06:06] [INFO ] Invariant cache hit.
[2024-05-23 11:06:07] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:07] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 159 ms to find 0 implicit places.
[2024-05-23 11:06:07] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:06:07] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
[2024-05-23 11:06:07] [INFO ] Invariant cache hit.
[2024-05-23 11:06:07] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 118/194 variables, 76/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 18/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/194 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 194/194 variables, and 96 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3555 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/76 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 118/194 variables, 76/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 18/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/194 variables, 190/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/194 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/194 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 194/194 variables, and 286 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4372 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 8024ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 8025ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8193 ms. Remains : 76/76 places, 192/192 transitions.
[2024-05-23 11:06:15] [INFO ] Flow matrix only has 118 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {32=1, 57=1, 103=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {29=1, 54=1, 84=1, 113=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:06:15] [INFO ] Flatten gal took : 14 ms
RANDOM walk for 30124 steps (9 resets) in 50 ms. (590 steps per ms) remains 0/1 properties
[2024-05-23 11:06:15] [INFO ] Flatten gal took : 7 ms
[2024-05-23 11:06:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12460806220333862463.gal : 1 ms
[2024-05-23 11:06:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17571001540687306977.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12460806220333862463.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17571001540687306977.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[8] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-04 in 19985 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:06:15] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:06:15] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 15 ms. (625 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[+inf]
[2024-05-23 11:06:15] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:06:15] [INFO ] Invariant cache hit.
[2024-05-23 11:06:15] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:06:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:06:15] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 11:06:15] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:06:15] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:06:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:06:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:06:15] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:06:15] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:06:15] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:06:15] [INFO ] Added : 2 causal constraints over 1 iterations in 38 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 106 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.0 ms
Discarding 9 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 106 transition count 263
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 24 place count 100 transition count 247
Iterating global reduction 1 with 6 rules applied. Total rules applied 30 place count 100 transition count 247
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 32 place count 100 transition count 245
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 36 place count 96 transition count 235
Iterating global reduction 2 with 4 rules applied. Total rules applied 40 place count 96 transition count 235
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 43 place count 93 transition count 225
Iterating global reduction 2 with 3 rules applied. Total rules applied 46 place count 93 transition count 225
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 49 place count 90 transition count 219
Iterating global reduction 2 with 3 rules applied. Total rules applied 52 place count 90 transition count 219
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 55 place count 87 transition count 213
Iterating global reduction 2 with 3 rules applied. Total rules applied 58 place count 87 transition count 213
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 61 place count 84 transition count 207
Iterating global reduction 2 with 3 rules applied. Total rules applied 64 place count 84 transition count 207
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 67 place count 81 transition count 201
Iterating global reduction 2 with 3 rules applied. Total rules applied 70 place count 81 transition count 201
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 78 transition count 195
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 78 transition count 195
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 78 place count 76 transition count 191
Iterating global reduction 2 with 2 rules applied. Total rules applied 80 place count 76 transition count 191
Applied a total of 80 rules in 13 ms. Remains 76 /115 variables (removed 39) and now considering 191/280 (removed 89) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 76/115 places, 191/280 transitions.
[2024-05-23 11:06:15] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[4] Max Struct:[+inf]
[2024-05-23 11:06:15] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
// Phase 1: matrix 117 rows 76 cols
[2024-05-23 11:06:15] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[4] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 912 ms. (1095 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 476 ms. (2096 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4] Max Struct:[+inf]
[2024-05-23 11:06:16] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:16] [INFO ] Invariant cache hit.
[2024-05-23 11:06:17] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:17] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 11:06:17] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:17] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:06:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:06:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:17] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 11:06:17] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:17] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 0 ms to minimize.
[2024-05-23 11:06:17] [INFO ] Deduced a trap composed of 21 places in 48 ms of which 0 ms to minimize.
[2024-05-23 11:06:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 116 ms
[2024-05-23 11:06:17] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 6 ms.
[2024-05-23 11:06:17] [INFO ] Added : 9 causal constraints over 4 iterations in 46 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[4] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 8 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 5 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2024-05-23 11:06:17] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:17] [INFO ] Invariant cache hit.
[2024-05-23 11:06:17] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-05-23 11:06:17] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:17] [INFO ] Invariant cache hit.
[2024-05-23 11:06:17] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:17] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 186 ms to find 0 implicit places.
[2024-05-23 11:06:17] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2024-05-23 11:06:17] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:17] [INFO ] Invariant cache hit.
[2024-05-23 11:06:17] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 2570 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 4468 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 7132ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 7134ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7332 ms. Remains : 76/76 places, 191/191 transitions.
[2024-05-23 11:06:24] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[5] Max Struct:[+inf]
[2024-05-23 11:06:24] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:24] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 863 ms. (1157 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 488 ms. (2044 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:06:26] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:26] [INFO ] Invariant cache hit.
[2024-05-23 11:06:26] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:26] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2024-05-23 11:06:26] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:26] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:06:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:06:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:26] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:06:26] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:26] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 1 ms to minimize.
[2024-05-23 11:06:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
[2024-05-23 11:06:26] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 9 ms.
[2024-05-23 11:06:26] [INFO ] Deduced a trap composed of 32 places in 45 ms of which 0 ms to minimize.
[2024-05-23 11:06:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2024-05-23 11:06:26] [INFO ] Added : 10 causal constraints over 4 iterations in 103 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[8] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[8] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2024-05-23 11:06:26] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:26] [INFO ] Invariant cache hit.
[2024-05-23 11:06:26] [INFO ] Implicit Places using invariants in 62 ms returned []
[2024-05-23 11:06:26] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:26] [INFO ] Invariant cache hit.
[2024-05-23 11:06:26] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:26] [INFO ] Implicit Places using invariants and state equation in 114 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
[2024-05-23 11:06:26] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2024-05-23 11:06:26] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:26] [INFO ] Invariant cache hit.
[2024-05-23 11:06:26] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 2666 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 4552 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 7314ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 7317ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7505 ms. Remains : 76/76 places, 191/191 transitions.
[2024-05-23 11:06:33] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[8] Max Struct:[+inf]
[2024-05-23 11:06:34] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[8] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 863 ms. (1157 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 492 ms. (2028 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 11:06:35] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:35] [INFO ] Invariant cache hit.
[2024-05-23 11:06:35] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:35] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:06:35] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:35] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:06:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:06:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 11:06:35] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-23 11:06:35] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:35] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 1 ms to minimize.
[2024-05-23 11:06:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 49 ms
[2024-05-23 11:06:35] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 6 ms.
[2024-05-23 11:06:35] [INFO ] Deduced a trap composed of 32 places in 47 ms of which 3 ms to minimize.
[2024-05-23 11:06:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 57 ms
[2024-05-23 11:06:35] [INFO ] Added : 10 causal constraints over 4 iterations in 98 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[9] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[9] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 6 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 6 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2024-05-23 11:06:35] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:35] [INFO ] Invariant cache hit.
[2024-05-23 11:06:35] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-05-23 11:06:35] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:35] [INFO ] Invariant cache hit.
[2024-05-23 11:06:35] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:35] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 165 ms to find 0 implicit places.
[2024-05-23 11:06:35] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2024-05-23 11:06:35] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:35] [INFO ] Invariant cache hit.
[2024-05-23 11:06:35] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 2415 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 4496 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 7003ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 7004ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7185 ms. Remains : 76/76 places, 191/191 transitions.
[2024-05-23 11:06:42] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[5]
Current structural bounds on expressions (after cover walk) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 11:06:42] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[9] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 873 ms. (1144 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 452 ms. (2207 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[9] Max Struct:[+inf]
[2024-05-23 11:06:44] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:44] [INFO ] Invariant cache hit.
[2024-05-23 11:06:44] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:44] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 11:06:44] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:44] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:06:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:44] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-23 11:06:44] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:44] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 0 ms to minimize.
[2024-05-23 11:06:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
[2024-05-23 11:06:44] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 9 ms.
[2024-05-23 11:06:44] [INFO ] Deduced a trap composed of 32 places in 47 ms of which 1 ms to minimize.
[2024-05-23 11:06:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2024-05-23 11:06:44] [INFO ] Added : 10 causal constraints over 4 iterations in 103 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[9] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[9] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2024-05-23 11:06:44] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:44] [INFO ] Invariant cache hit.
[2024-05-23 11:06:44] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-23 11:06:44] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:44] [INFO ] Invariant cache hit.
[2024-05-23 11:06:44] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:44] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
[2024-05-23 11:06:44] [INFO ] Redundant transitions in 1 ms returned []
Running 189 sub problems to find dead transitions.
[2024-05-23 11:06:44] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:06:44] [INFO ] Invariant cache hit.
[2024-05-23 11:06:44] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 2654 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 4539 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 7286ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 7288ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7452 ms. Remains : 76/76 places, 191/191 transitions.
[2024-05-23 11:06:52] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[9] Max Struct:[+inf]
RANDOM walk for 30202 steps (6 resets) in 47 ms. (629 steps per ms) remains 0/1 properties
[2024-05-23 11:06:52] [INFO ] Flatten gal took : 15 ms
[2024-05-23 11:06:52] [INFO ] Flatten gal took : 7 ms
[2024-05-23 11:06:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9745417713408541164.gal : 1 ms
[2024-05-23 11:06:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5109800876310760069.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9745417713408541164.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5109800876310760069.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[9] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-05 in 36964 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:06:52] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:06:52] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 14 ms. (666 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:06:52] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:06:52] [INFO ] Invariant cache hit.
[2024-05-23 11:06:52] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:52] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:06:52] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2024-05-23 11:06:52] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:06:52] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:06:52] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:52] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:06:52] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:06:52] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:06:52] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:06:52] [INFO ] Added : 13 causal constraints over 3 iterations in 50 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 103 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 23 place count 103 transition count 258
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 98 transition count 246
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 98 transition count 246
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 35 place count 98 transition count 244
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 38 place count 95 transition count 236
Iterating global reduction 2 with 3 rules applied. Total rules applied 41 place count 95 transition count 236
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 43 place count 93 transition count 230
Iterating global reduction 2 with 2 rules applied. Total rules applied 45 place count 93 transition count 230
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 47 place count 91 transition count 226
Iterating global reduction 2 with 2 rules applied. Total rules applied 49 place count 91 transition count 226
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 51 place count 89 transition count 222
Iterating global reduction 2 with 2 rules applied. Total rules applied 53 place count 89 transition count 222
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 55 place count 87 transition count 218
Iterating global reduction 2 with 2 rules applied. Total rules applied 57 place count 87 transition count 218
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 59 place count 85 transition count 214
Iterating global reduction 2 with 2 rules applied. Total rules applied 61 place count 85 transition count 214
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 63 place count 83 transition count 210
Iterating global reduction 2 with 2 rules applied. Total rules applied 65 place count 83 transition count 210
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 66 place count 82 transition count 208
Iterating global reduction 2 with 1 rules applied. Total rules applied 67 place count 82 transition count 208
Applied a total of 67 rules in 20 ms. Remains 82 /115 variables (removed 33) and now considering 208/280 (removed 72) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 82/115 places, 208/280 transitions.
[2024-05-23 11:06:52] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[2] Max Struct:[+inf]
[2024-05-23 11:06:52] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
// Phase 1: matrix 128 rows 82 cols
[2024-05-23 11:06:52] [INFO ] Computed 3 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000004 steps (2 resets) in 912 ms. (1095 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 503 ms. (1984 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[218] Max Struct:[+inf]
[2024-05-23 11:06:53] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:06:53] [INFO ] Invariant cache hit.
[2024-05-23 11:06:54] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:54] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-23 11:06:54] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:54] [INFO ] [Real]Added 18 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:06:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:06:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:06:54] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 11:06:54] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:06:54] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 1 ms to minimize.
[2024-05-23 11:06:54] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
[2024-05-23 11:06:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 100 ms
[2024-05-23 11:06:54] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 8 ms.
[2024-05-23 11:06:54] [INFO ] Added : 19 causal constraints over 6 iterations in 61 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[218] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[218] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 2 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 2 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2024-05-23 11:06:54] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:06:54] [INFO ] Invariant cache hit.
[2024-05-23 11:06:54] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-23 11:06:54] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:06:54] [INFO ] Invariant cache hit.
[2024-05-23 11:06:54] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:06:54] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
[2024-05-23 11:06:54] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 11:06:54] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:06:54] [INFO ] Invariant cache hit.
[2024-05-23 11:06:54] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2871 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4765 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 7749ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 7753ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7931 ms. Remains : 82/82 places, 208/208 transitions.
[2024-05-23 11:07:02] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[218] Max Struct:[+inf]
[2024-05-23 11:07:02] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:02] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[218] Max Struct:[+inf]
RANDOM walk for 1000001 steps (2 resets) in 935 ms. (1068 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 540 ms. (1848 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[218] Max Struct:[+inf]
[2024-05-23 11:07:04] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:04] [INFO ] Invariant cache hit.
[2024-05-23 11:07:04] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:07:04] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2024-05-23 11:07:04] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:07:04] [INFO ] [Real]Added 18 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:07:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:07:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 11:07:04] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-23 11:07:04] [INFO ] [Nat]Added 18 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:07:04] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 1 ms to minimize.
[2024-05-23 11:07:04] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
[2024-05-23 11:07:04] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 100 ms
[2024-05-23 11:07:04] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 8 ms.
[2024-05-23 11:07:04] [INFO ] Added : 19 causal constraints over 6 iterations in 56 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[218] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[218] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 8 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2024-05-23 11:07:05] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:05] [INFO ] Invariant cache hit.
[2024-05-23 11:07:05] [INFO ] Implicit Places using invariants in 64 ms returned []
[2024-05-23 11:07:05] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:05] [INFO ] Invariant cache hit.
[2024-05-23 11:07:05] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:07:05] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
[2024-05-23 11:07:05] [INFO ] Redundant transitions in 0 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 11:07:05] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:05] [INFO ] Invariant cache hit.
[2024-05-23 11:07:05] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2892 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4854 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 7858ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 7861ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8049 ms. Remains : 82/82 places, 208/208 transitions.
[2024-05-23 11:07:13] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[218] Max Struct:[+inf]
[2024-05-23 11:07:13] [INFO ] Flatten gal took : 10 ms
[2024-05-23 11:07:13] [INFO ] Flatten gal took : 8 ms
[2024-05-23 11:07:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17474406752995279535.gal : 1 ms
[2024-05-23 11:07:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13186457243718557691.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17474406752995279535.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13186457243718557691.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40000 steps (8 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
Loading property file /tmp/ReachabilityCardinality13186457243718557691.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1044
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1044 after 149244
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :149244 after 4.31492e+07
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :4.31492e+07 after 1.76101e+08
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1.76101e+08 after 8.63485e+09
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :8.63485e+09 after 2.99124e+10
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :2.99124e+10 after 7.23026e+10
Interrupted probabilistic random walk after 1588853 steps, run timeout after 3001 ms. (steps per millisecond=529 ) properties seen :0 out of 1
Probabilistic random walk after 1588853 steps, saw 988877 distinct states, run finished after 3001 ms. (steps per millisecond=529 ) properties seen :0
[2024-05-23 11:07:16] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:16] [INFO ] Invariant cache hit.
[2024-05-23 11:07:16] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/75 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/85 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 100/185 variables, 58/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/185 variables, 18/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/191 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/191 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 14/205 variables, 12/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/205 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/209 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/209 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/210 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/75 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 10/85 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/85 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/185 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 18/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/191 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/191 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 14/205 variables, 12/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/205 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/209 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/209 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/210 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/210 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/210 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 94 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 186ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 331 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 2 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 82/82 places, 208/208 transitions.
RANDOM walk for 40001 steps (8 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :7.23026e+10 after 1.56918e+11
Interrupted probabilistic random walk after 1840429 steps, run timeout after 3001 ms. (steps per millisecond=613 ) properties seen :0 out of 1
Probabilistic random walk after 1840429 steps, saw 1145469 distinct states, run finished after 3001 ms. (steps per millisecond=613 ) properties seen :0
[2024-05-23 11:07:19] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:19] [INFO ] Invariant cache hit.
[2024-05-23 11:07:19] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/75 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/85 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/85 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 100/185 variables, 58/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/185 variables, 18/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 6/191 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/191 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 14/205 variables, 12/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/205 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 4/209 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/209 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/210 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 70/75 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 10/85 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/85 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/85 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 100/185 variables, 58/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/185 variables, 18/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/185 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 6/191 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/191 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 14/205 variables, 12/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/205 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 4/209 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/209 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/210 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/210 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/210 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 176ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 329 ms.
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 8 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 4 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2024-05-23 11:07:20] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:20] [INFO ] Invariant cache hit.
[2024-05-23 11:07:20] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-23 11:07:20] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:20] [INFO ] Invariant cache hit.
[2024-05-23 11:07:20] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:07:20] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 181 ms to find 0 implicit places.
[2024-05-23 11:07:20] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 11:07:20] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:07:20] [INFO ] Invariant cache hit.
[2024-05-23 11:07:20] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2878 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.56918e+11 after 3.25984e+11
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4825 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 7844ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 7847ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8036 ms. Remains : 82/82 places, 208/208 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 80 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 87 rules applied. Total rules applied 87 place count 82 transition count 121
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 94 place count 75 transition count 121
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 94 place count 75 transition count 105
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 126 place count 59 transition count 105
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 156 place count 44 transition count 90
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 163 place count 37 transition count 76
Iterating global reduction 2 with 7 rules applied. Total rules applied 170 place count 37 transition count 76
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 177 place count 30 transition count 62
Iterating global reduction 2 with 7 rules applied. Total rules applied 184 place count 30 transition count 62
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 191 place count 23 transition count 48
Iterating global reduction 2 with 7 rules applied. Total rules applied 198 place count 23 transition count 48
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 205 place count 23 transition count 41
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 205 place count 23 transition count 40
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 207 place count 22 transition count 40
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 211 place count 20 transition count 40
Applied a total of 211 rules in 14 ms. Remains 20 /82 variables (removed 62) and now considering 40/208 (removed 168) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 40 rows 20 cols
[2024-05-23 11:07:28] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 11:07:28] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 11:07:28] [INFO ] After 9ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 11:07:28] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 11:07:28] [INFO ] After 3ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 11:07:28] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 11:07:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 0 ms returned sat
[2024-05-23 11:07:28] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 11:07:28] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 11:07:28] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 11:07:28] [INFO ] After 33ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 11:07:28] [INFO ] Flatten gal took : 2 ms
[2024-05-23 11:07:28] [INFO ] Flatten gal took : 7 ms
[2024-05-23 11:07:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8204187643931079831.gal : 1 ms
[2024-05-23 11:07:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13109166815709910659.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8204187643931079831.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13109166815709910659.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13109166815709910659.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 288
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :288 after 14700
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :14700 after 90900
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :90900 after 432180
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :432180 after 1.86018e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.86018e+06 after 7.68126e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :7.68126e+06 after 3.1151e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3.1151e+07 after 1.25338e+08
Detected timeout of ITS tools.
[2024-05-23 11:07:43] [INFO ] Flatten gal took : 3 ms
[2024-05-23 11:07:43] [INFO ] Applying decomposition
[2024-05-23 11:07:43] [INFO ] Flatten gal took : 3 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph17047332134385108319.txt' '-o' '/tmp/graph17047332134385108319.bin' '-w' '/tmp/graph17047332134385108319.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph17047332134385108319.bin' '-l' '-1' '-v' '-w' '/tmp/graph17047332134385108319.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:07:43] [INFO ] Decomposing Gal with order
[2024-05-23 11:07:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:07:43] [INFO ] Removed a total of 47 redundant transitions.
[2024-05-23 11:07:43] [INFO ] Flatten gal took : 3 ms
[2024-05-23 11:07:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 1 ms.
[2024-05-23 11:07:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8542661336894660392.gal : 0 ms
[2024-05-23 11:07:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13376355951966795865.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8542661336894660392.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13376355951966795865.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13376355951966795865.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 90
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30249 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2024-05-23 11:07:58] [INFO ] Flatten gal took : 7 ms
[2024-05-23 11:07:58] [INFO ] Applying decomposition
[2024-05-23 11:07:58] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph15279342733113828351.txt' '-o' '/tmp/graph15279342733113828351.bin' '-w' '/tmp/graph15279342733113828351.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph15279342733113828351.bin' '-l' '-1' '-v' '-w' '/tmp/graph15279342733113828351.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:07:58] [INFO ] Decomposing Gal with order
[2024-05-23 11:07:58] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:07:58] [INFO ] Removed a total of 354 redundant transitions.
[2024-05-23 11:07:58] [INFO ] Flatten gal took : 14 ms
[2024-05-23 11:07:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 126 labels/synchronizations in 5 ms.
[2024-05-23 11:07:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8216714067825337052.gal : 1 ms
[2024-05-23 11:07:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4692260254509550581.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8216714067825337052.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4692260254509550581.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality4692260254509550581.prop.
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[218] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-08 in 116648 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:08:48] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:08:48] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 12 ms. (769 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4] Max Struct:[+inf]
[2024-05-23 11:08:48] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:08:48] [INFO ] Invariant cache hit.
[2024-05-23 11:08:48] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:08:48] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:08:48] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2024-05-23 11:08:48] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:08:48] [INFO ] [Real]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:08:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:08:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2024-05-23 11:08:49] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-23 11:08:49] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:08:49] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:08:49] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 13 ms.
[2024-05-23 11:08:49] [INFO ] Added : 12 causal constraints over 4 iterations in 59 ms. Result :sat
Minimization took 31 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[4] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 103 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 23 place count 103 transition count 258
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 98 transition count 246
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 98 transition count 246
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 35 place count 98 transition count 244
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 38 place count 95 transition count 236
Iterating global reduction 2 with 3 rules applied. Total rules applied 41 place count 95 transition count 236
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 43 place count 93 transition count 230
Iterating global reduction 2 with 2 rules applied. Total rules applied 45 place count 93 transition count 230
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 47 place count 91 transition count 226
Iterating global reduction 2 with 2 rules applied. Total rules applied 49 place count 91 transition count 226
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 51 place count 89 transition count 222
Iterating global reduction 2 with 2 rules applied. Total rules applied 53 place count 89 transition count 222
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 55 place count 87 transition count 218
Iterating global reduction 2 with 2 rules applied. Total rules applied 57 place count 87 transition count 218
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 59 place count 85 transition count 214
Iterating global reduction 2 with 2 rules applied. Total rules applied 61 place count 85 transition count 214
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 63 place count 83 transition count 210
Iterating global reduction 2 with 2 rules applied. Total rules applied 65 place count 83 transition count 210
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 66 place count 82 transition count 208
Iterating global reduction 2 with 1 rules applied. Total rules applied 67 place count 82 transition count 208
Applied a total of 67 rules in 10 ms. Remains 82 /115 variables (removed 33) and now considering 208/280 (removed 72) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 82/115 places, 208/280 transitions.
[2024-05-23 11:08:49] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[4] Max Struct:[+inf]
[2024-05-23 11:08:49] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
// Phase 1: matrix 128 rows 82 cols
[2024-05-23 11:08:49] [INFO ] Computed 3 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[4] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 938 ms. (1064 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 490 ms. (2036 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[179] Max Struct:[+inf]
[2024-05-23 11:08:50] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:08:50] [INFO ] Invariant cache hit.
[2024-05-23 11:08:50] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:08:50] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-23 11:08:50] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:08:50] [INFO ] [Real]Added 18 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:08:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:08:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:08:50] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:08:50] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:08:50] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
[2024-05-23 11:08:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2024-05-23 11:08:50] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 11 ms.
[2024-05-23 11:08:51] [INFO ] Added : 21 causal constraints over 6 iterations in 59 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[179] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[179] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 5 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2024-05-23 11:08:51] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:08:51] [INFO ] Invariant cache hit.
[2024-05-23 11:08:51] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-23 11:08:51] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:08:51] [INFO ] Invariant cache hit.
[2024-05-23 11:08:51] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:08:51] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
[2024-05-23 11:08:51] [INFO ] Redundant transitions in 0 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 11:08:51] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:08:51] [INFO ] Invariant cache hit.
[2024-05-23 11:08:51] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3467 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4773 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 8383ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 8385ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8566 ms. Remains : 82/82 places, 208/208 transitions.
[2024-05-23 11:08:59] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[179] Max Struct:[+inf]
[2024-05-23 11:08:59] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:08:59] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[179] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 1038 ms. (962 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 545 ms. (1831 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[252] Max Struct:[+inf]
[2024-05-23 11:09:01] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:01] [INFO ] Invariant cache hit.
[2024-05-23 11:09:01] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:01] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2024-05-23 11:09:01] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:09:01] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:09:01] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:09:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 11:09:01] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-23 11:09:01] [INFO ] [Nat]Added 18 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:09:01] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
[2024-05-23 11:09:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2024-05-23 11:09:01] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 7 ms.
[2024-05-23 11:09:01] [INFO ] Added : 21 causal constraints over 6 iterations in 52 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[252] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[252] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 2 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2024-05-23 11:09:01] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:01] [INFO ] Invariant cache hit.
[2024-05-23 11:09:01] [INFO ] Implicit Places using invariants in 57 ms returned []
[2024-05-23 11:09:01] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:01] [INFO ] Invariant cache hit.
[2024-05-23 11:09:01] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:09:01] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
[2024-05-23 11:09:01] [INFO ] Redundant transitions in 0 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 11:09:01] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:01] [INFO ] Invariant cache hit.
[2024-05-23 11:09:01] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3483 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4720 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 8333ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 8335ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8516 ms. Remains : 82/82 places, 208/208 transitions.
[2024-05-23 11:09:10] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[252] Max Struct:[+inf]
[2024-05-23 11:09:10] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:10] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[252] Max Struct:[+inf]
RANDOM walk for 1000002 steps (2 resets) in 918 ms. (1088 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 546 ms. (1828 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[254] Max Struct:[+inf]
[2024-05-23 11:09:11] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:11] [INFO ] Invariant cache hit.
[2024-05-23 11:09:11] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:11] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 11:09:11] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:09:11] [INFO ] [Real]Added 18 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:09:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:09:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:11] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-23 11:09:11] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:09:11] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 0 ms to minimize.
[2024-05-23 11:09:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-05-23 11:09:11] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 7 ms.
[2024-05-23 11:09:11] [INFO ] Added : 21 causal constraints over 6 iterations in 55 ms. Result :sat
Minimization took 27 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[254] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[254] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 3 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 2 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2024-05-23 11:09:12] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:12] [INFO ] Invariant cache hit.
[2024-05-23 11:09:12] [INFO ] Implicit Places using invariants in 51 ms returned []
[2024-05-23 11:09:12] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:12] [INFO ] Invariant cache hit.
[2024-05-23 11:09:12] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:09:12] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 185 ms to find 0 implicit places.
[2024-05-23 11:09:12] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 11:09:12] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:12] [INFO ] Invariant cache hit.
[2024-05-23 11:09:12] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3465 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4838 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 8462ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 8474ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8674 ms. Remains : 82/82 places, 208/208 transitions.
[2024-05-23 11:09:20] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[254] Max Struct:[+inf]
[2024-05-23 11:09:20] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[254] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 899 ms. (1111 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 533 ms. (1872 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[254] Max Struct:[+inf]
[2024-05-23 11:09:22] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:22] [INFO ] Invariant cache hit.
[2024-05-23 11:09:22] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:22] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-23 11:09:22] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:09:22] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:09:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:09:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:22] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:09:22] [INFO ] [Nat]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:09:22] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 5 ms to minimize.
[2024-05-23 11:09:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2024-05-23 11:09:22] [INFO ] Computed and/alt/rep : 60/196/54 causal constraints (skipped 72 transitions) in 12 ms.
[2024-05-23 11:09:22] [INFO ] Added : 21 causal constraints over 6 iterations in 78 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[254] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[254] Max Struct:[+inf]
Support contains 1 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 2 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 82/82 places, 208/208 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 208/208 transitions.
Applied a total of 0 rules in 2 ms. Remains 82 /82 variables (removed 0) and now considering 208/208 (removed 0) transitions.
[2024-05-23 11:09:22] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:22] [INFO ] Invariant cache hit.
[2024-05-23 11:09:22] [INFO ] Implicit Places using invariants in 133 ms returned []
[2024-05-23 11:09:22] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:22] [INFO ] Invariant cache hit.
[2024-05-23 11:09:22] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:09:22] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
[2024-05-23 11:09:22] [INFO ] Redundant transitions in 1 ms returned []
Running 206 sub problems to find dead transitions.
[2024-05-23 11:09:22] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:22] [INFO ] Invariant cache hit.
[2024-05-23 11:09:22] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (OVERLAPS) 0/210 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 103 constraints, problems are : Problem set: 0 solved, 206 unsolved in 3495 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (OVERLAPS) 128/210 variables, 82/85 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 18/103 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 206/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 309 constraints, problems are : Problem set: 0 solved, 206 unsolved in 4875 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 82/82 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints]
After SMT, in 8498ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 8500ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8785 ms. Remains : 82/82 places, 208/208 transitions.
[2024-05-23 11:09:31] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
Found an invariant !
This invariant on transitions {29=1, 32=1, 34=1, 63=1, 94=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {26=1, 60=1, 91=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :[2147483647]
Current structural bounds on expressions (after cover walk) : Max Seen:[+inf] Max Struct:[+inf]
[2024-05-23 11:09:31] [INFO ] Flow matrix only has 128 transitions (discarded 80 similar events)
[2024-05-23 11:09:31] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[+inf] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 917 ms. (1089 steps per ms)
FORMULA FunctionPointer-PT-b008-UpperBounds-09 +inf TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2024-05-23 11:09:32] [INFO ] Flatten gal took : 10 ms
[2024-05-23 11:09:32] [INFO ] Flatten gal took : 7 ms
[2024-05-23 11:09:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14604145533642517519.gal : 2 ms
[2024-05-23 11:09:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12643958041006454389.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14604145533642517519.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12643958041006454389.prop' '--nowitness' '--gen-order' 'FOLLOW'
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
ITS runner timed out or was interrupted.
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12643958041006454389.prop.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-09 in 43554 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:09:32] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:09:32] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 11 ms. (833 steps per ms)
BEST_FIRST walk for 10001 steps (3 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[6] Max Struct:[+inf]
[2024-05-23 11:09:32] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:09:32] [INFO ] Invariant cache hit.
[2024-05-23 11:09:32] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:32] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:09:32] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2024-05-23 11:09:32] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:09:32] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:09:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:09:32] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:32] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:09:32] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:09:32] [INFO ] [Nat]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:09:32] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 9 ms.
[2024-05-23 11:09:32] [INFO ] Added : 1 causal constraints over 1 iterations in 28 ms. Result :sat
Minimization took 26 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[6] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[6] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 103 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 23 place count 103 transition count 258
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 98 transition count 244
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 98 transition count 244
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 36 place count 95 transition count 236
Iterating global reduction 1 with 3 rules applied. Total rules applied 39 place count 95 transition count 236
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 42 place count 92 transition count 226
Iterating global reduction 1 with 3 rules applied. Total rules applied 45 place count 92 transition count 226
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 48 place count 89 transition count 220
Iterating global reduction 1 with 3 rules applied. Total rules applied 51 place count 89 transition count 220
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 54 place count 86 transition count 214
Iterating global reduction 1 with 3 rules applied. Total rules applied 57 place count 86 transition count 214
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 60 place count 83 transition count 208
Iterating global reduction 1 with 3 rules applied. Total rules applied 63 place count 83 transition count 208
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 66 place count 80 transition count 202
Iterating global reduction 1 with 3 rules applied. Total rules applied 69 place count 80 transition count 202
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 72 place count 77 transition count 196
Iterating global reduction 1 with 3 rules applied. Total rules applied 75 place count 77 transition count 196
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 77 place count 75 transition count 192
Iterating global reduction 1 with 2 rules applied. Total rules applied 79 place count 75 transition count 192
Applied a total of 79 rules in 11 ms. Remains 75 /115 variables (removed 40) and now considering 192/280 (removed 88) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 75/115 places, 192/280 transitions.
[2024-05-23 11:09:32] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[6] Max Struct:[+inf]
[2024-05-23 11:09:32] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
// Phase 1: matrix 117 rows 75 cols
[2024-05-23 11:09:32] [INFO ] Computed 3 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[6] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 891 ms. (1121 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 447 ms. (2232 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1319] Max Struct:[+inf]
[2024-05-23 11:09:34] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:34] [INFO ] Invariant cache hit.
[2024-05-23 11:09:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:34] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-23 11:09:34] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:09:34] [INFO ] [Real]Added 17 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:09:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:09:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:34] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-23 11:09:34] [INFO ] [Nat]Added 17 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:09:34] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 6 ms.
[2024-05-23 11:09:34] [INFO ] Added : 6 causal constraints over 4 iterations in 39 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1319] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1319] Max Struct:[+inf]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 4 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:09:35] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:35] [INFO ] Invariant cache hit.
[2024-05-23 11:09:35] [INFO ] Implicit Places using invariants in 70 ms returned []
[2024-05-23 11:09:35] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:35] [INFO ] Invariant cache hit.
[2024-05-23 11:09:35] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:09:35] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 211 ms to find 0 implicit places.
[2024-05-23 11:09:35] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:09:35] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:35] [INFO ] Invariant cache hit.
[2024-05-23 11:09:35] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 190 unsolved in 2303 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 190/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 285 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4360 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 6775ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 6777ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6995 ms. Remains : 75/75 places, 192/192 transitions.
[2024-05-23 11:09:42] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1319] Max Struct:[+inf]
[2024-05-23 11:09:42] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1319] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 883 ms. (1131 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 478 ms. (2087 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1319] Max Struct:[+inf]
[2024-05-23 11:09:44] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:44] [INFO ] Invariant cache hit.
[2024-05-23 11:09:44] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:44] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-23 11:09:44] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:09:44] [INFO ] [Real]Added 17 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:09:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:09:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:09:44] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-23 11:09:44] [INFO ] [Nat]Added 17 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:09:44] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 6 ms.
[2024-05-23 11:09:44] [INFO ] Added : 6 causal constraints over 4 iterations in 40 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1319] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1319] Max Struct:[+inf]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:09:45] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:45] [INFO ] Invariant cache hit.
[2024-05-23 11:09:45] [INFO ] Implicit Places using invariants in 81 ms returned []
[2024-05-23 11:09:45] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:45] [INFO ] Invariant cache hit.
[2024-05-23 11:09:45] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:09:45] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 241 ms to find 0 implicit places.
[2024-05-23 11:09:45] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:09:45] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:45] [INFO ] Invariant cache hit.
[2024-05-23 11:09:45] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 190 unsolved in 2315 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 190/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 285 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4284 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 6709ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 6711ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6960 ms. Remains : 75/75 places, 192/192 transitions.
[2024-05-23 11:09:52] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[1319] Max Struct:[+inf]
[2024-05-23 11:09:52] [INFO ] Flatten gal took : 22 ms
[2024-05-23 11:09:52] [INFO ] Flatten gal took : 6 ms
[2024-05-23 11:09:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13727708022285503417.gal : 5 ms
[2024-05-23 11:09:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6378472927255417840.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13727708022285503417.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6378472927255417840.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40003 steps (8 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 25 ms. (1538 steps per ms) remains 1/1 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6378472927255417840.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1037
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1037 after 143587
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :143587 after 3.29101e+07
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.29101e+07 after 9.13562e+07
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :9.13562e+07 after 1.42209e+08
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1.42209e+08 after 5.597e+08
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :5.597e+08 after 7.2014e+10
Interrupted probabilistic random walk after 1702681 steps, run timeout after 3001 ms. (steps per millisecond=567 ) properties seen :0 out of 1
Probabilistic random walk after 1702681 steps, saw 1067476 distinct states, run finished after 3001 ms. (steps per millisecond=567 ) properties seen :0
[2024-05-23 11:09:55] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:55] [INFO ] Invariant cache hit.
[2024-05-23 11:09:55] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/79 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 90/169 variables, 50/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 16/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 6/175 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/175 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 10/185 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/192 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/79 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 90/169 variables, 50/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 16/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 10/185 variables, 9/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/189 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 3/192 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 1 unsolved in 135 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 358ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 794 ms.
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 75/75 places, 192/192 transitions.
RANDOM walk for 40001 steps (8 resets) in 65 ms. (606 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :7.2014e+10 after 2.3967e+11
Interrupted probabilistic random walk after 1378027 steps, run timeout after 3001 ms. (steps per millisecond=459 ) properties seen :0 out of 1
Probabilistic random walk after 1378027 steps, saw 865395 distinct states, run finished after 3001 ms. (steps per millisecond=459 ) properties seen :0
[2024-05-23 11:09:59] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:09:59] [INFO ] Invariant cache hit.
[2024-05-23 11:09:59] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/79 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 90/169 variables, 50/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 16/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 6/175 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/175 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 10/185 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/192 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/79 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 90/169 variables, 50/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 16/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 10/185 variables, 9/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/189 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 3/192 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 1 unsolved in 142 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 304ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 815 ms.
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:10:00] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:10:00] [INFO ] Invariant cache hit.
[2024-05-23 11:10:01] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-05-23 11:10:01] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:10:01] [INFO ] Invariant cache hit.
[2024-05-23 11:10:01] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:10:01] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 341 ms to find 0 implicit places.
[2024-05-23 11:10:01] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:10:01] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:10:01] [INFO ] Invariant cache hit.
[2024-05-23 11:10:01] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 190 unsolved in 8387 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 190/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.3967e+11 after 5.74656e+11
At refinement iteration 6 (OVERLAPS) 0/192 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 285 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4530 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 0/0 constraints]
After SMT, in 13039ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 13042ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13391 ms. Remains : 75/75 places, 192/192 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 81 rules applied. Total rules applied 81 place count 75 transition count 111
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 87 place count 69 transition count 111
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 87 place count 69 transition count 100
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 109 place count 58 transition count 100
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 143 place count 41 transition count 83
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 150 place count 34 transition count 69
Iterating global reduction 2 with 7 rules applied. Total rules applied 157 place count 34 transition count 69
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 164 place count 27 transition count 55
Iterating global reduction 2 with 7 rules applied. Total rules applied 171 place count 27 transition count 55
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 178 place count 20 transition count 41
Iterating global reduction 2 with 7 rules applied. Total rules applied 185 place count 20 transition count 41
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 192 place count 20 transition count 34
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 192 place count 20 transition count 33
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 194 place count 19 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 196 place count 18 transition count 33
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 199 place count 18 transition count 30
Applied a total of 199 rules in 17 ms. Remains 18 /75 variables (removed 57) and now considering 30/192 (removed 162) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 30 rows 18 cols
[2024-05-23 11:10:14] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 11:10:14] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:14] [INFO ] After 8ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 11:10:14] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 11:10:14] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 11:10:14] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 11:10:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:14] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 11:10:14] [INFO ] After 1ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 11:10:14] [INFO ] After 4ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 11:10:14] [INFO ] After 55ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 11:10:14] [INFO ] Flatten gal took : 1 ms
[2024-05-23 11:10:14] [INFO ] Flatten gal took : 0 ms
[2024-05-23 11:10:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5467031830948842460.gal : 1 ms
[2024-05-23 11:10:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18145210163674110725.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5467031830948842460.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18145210163674110725.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality18145210163674110725.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 126
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :126 after 615
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :615 after 8175
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :8175 after 23775
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :23775 after 54735
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :54735 after 116415
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :116415 after 239535
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :239535 after 485535
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :485535 after 977295
Detected timeout of ITS tools.
[2024-05-23 11:10:29] [INFO ] Flatten gal took : 3 ms
[2024-05-23 11:10:29] [INFO ] Applying decomposition
[2024-05-23 11:10:29] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph1457440488679406791.txt' '-o' '/tmp/graph1457440488679406791.bin' '-w' '/tmp/graph1457440488679406791.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1457440488679406791.bin' '-l' '-1' '-v' '-w' '/tmp/graph1457440488679406791.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:10:29] [INFO ] Decomposing Gal with order
[2024-05-23 11:10:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:10:29] [INFO ] Removed a total of 22 redundant transitions.
[2024-05-23 11:10:29] [INFO ] Flatten gal took : 5 ms
[2024-05-23 11:10:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 11:10:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5606848396275951317.gal : 1 ms
[2024-05-23 11:10:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13154257849073322769.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5606848396275951317.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13154257849073322769.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality13154257849073322769.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 90
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :90 after 651
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :651 after 34045
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :34045 after 1.17572e+06
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1.17572e+06 after 1.44276e+07
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.44276e+07 after 1.39973e+08
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.39973e+08 after 1.22763e+09
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.22763e+09 after 1.02724e+10
Detected timeout of ITS tools.
[2024-05-23 11:10:42] [INFO ] Flatten gal took : 5 ms
[2024-05-23 11:10:42] [INFO ] Applying decomposition
[2024-05-23 11:10:42] [INFO ] Flatten gal took : 8 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph4091935417133565057.txt' '-o' '/tmp/graph4091935417133565057.bin' '-w' '/tmp/graph4091935417133565057.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4091935417133565057.bin' '-l' '-1' '-v' '-w' '/tmp/graph4091935417133565057.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:10:42] [INFO ] Decomposing Gal with order
[2024-05-23 11:10:42] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:10:42] [INFO ] Removed a total of 322 redundant transitions.
[2024-05-23 11:10:42] [INFO ] Flatten gal took : 11 ms
[2024-05-23 11:10:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 103 labels/synchronizations in 6 ms.
[2024-05-23 11:10:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9774785327798125918.gal : 2 ms
[2024-05-23 11:10:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5435254774532122865.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9774785327798125918.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5435254774532122865.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality5435254774532122865.prop.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30218 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1319] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-10 in 72169 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:10:44] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:10:44] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 13 ms. (714 steps per ms)
BEST_FIRST walk for 10001 steps (3 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[11] Max Struct:[+inf]
[2024-05-23 11:10:44] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:10:44] [INFO ] Invariant cache hit.
[2024-05-23 11:10:44] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:44] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:10:44] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2024-05-23 11:10:44] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:10:44] [INFO ] [Real]Added 40 Read/Feed constraints in 16 ms returned sat
[2024-05-23 11:10:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:10:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:44] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:10:44] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:10:44] [INFO ] [Nat]Added 40 Read/Feed constraints in 5 ms returned sat
[2024-05-23 11:10:44] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:10:44] [INFO ] Added : 2 causal constraints over 1 iterations in 31 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[11] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[11] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 106 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.0 ms
Discarding 9 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 106 transition count 263
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 24 place count 100 transition count 247
Iterating global reduction 1 with 6 rules applied. Total rules applied 30 place count 100 transition count 247
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 32 place count 100 transition count 245
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 36 place count 96 transition count 235
Iterating global reduction 2 with 4 rules applied. Total rules applied 40 place count 96 transition count 235
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 43 place count 93 transition count 225
Iterating global reduction 2 with 3 rules applied. Total rules applied 46 place count 93 transition count 225
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 49 place count 90 transition count 219
Iterating global reduction 2 with 3 rules applied. Total rules applied 52 place count 90 transition count 219
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 55 place count 87 transition count 213
Iterating global reduction 2 with 3 rules applied. Total rules applied 58 place count 87 transition count 213
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 61 place count 84 transition count 207
Iterating global reduction 2 with 3 rules applied. Total rules applied 64 place count 84 transition count 207
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 67 place count 81 transition count 201
Iterating global reduction 2 with 3 rules applied. Total rules applied 70 place count 81 transition count 201
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 78 transition count 195
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 78 transition count 195
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 78 place count 76 transition count 191
Iterating global reduction 2 with 2 rules applied. Total rules applied 80 place count 76 transition count 191
Applied a total of 80 rules in 12 ms. Remains 76 /115 variables (removed 39) and now considering 191/280 (removed 89) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 76/115 places, 191/280 transitions.
[2024-05-23 11:10:44] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :[2]
Current structural bounds on expressions (after cover walk) : Max Seen:[11] Max Struct:[+inf]
[2024-05-23 11:10:44] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
// Phase 1: matrix 117 rows 76 cols
[2024-05-23 11:10:44] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[11] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 857 ms. (1165 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 450 ms. (2217 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[11] Max Struct:[+inf]
[2024-05-23 11:10:46] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:10:46] [INFO ] Invariant cache hit.
[2024-05-23 11:10:46] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:46] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-23 11:10:46] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:10:46] [INFO ] [Real]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:10:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:10:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:46] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2024-05-23 11:10:46] [INFO ] [Nat]Added 18 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:10:46] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 0 ms to minimize.
[2024-05-23 11:10:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 62 ms
[2024-05-23 11:10:46] [INFO ] Computed and/alt/rep : 61/197/52 causal constraints (skipped 63 transitions) in 8 ms.
[2024-05-23 11:10:46] [INFO ] Added : 12 causal constraints over 5 iterations in 44 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[11] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[11] Max Struct:[+inf]
Support contains 1 out of 76 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 76/76 places, 191/191 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 76/76 places, 191/191 transitions.
Applied a total of 0 rules in 2 ms. Remains 76 /76 variables (removed 0) and now considering 191/191 (removed 0) transitions.
[2024-05-23 11:10:46] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:10:46] [INFO ] Invariant cache hit.
[2024-05-23 11:10:46] [INFO ] Implicit Places using invariants in 60 ms returned []
[2024-05-23 11:10:46] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:10:46] [INFO ] Invariant cache hit.
[2024-05-23 11:10:46] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:10:46] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
[2024-05-23 11:10:46] [INFO ] Redundant transitions in 0 ms returned []
Running 189 sub problems to find dead transitions.
[2024-05-23 11:10:46] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:10:46] [INFO ] Invariant cache hit.
[2024-05-23 11:10:46] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (OVERLAPS) 0/193 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Real declared 193/193 variables, and 97 constraints, problems are : Problem set: 0 solved, 189 unsolved in 2653 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 189 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/76 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/76 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 2 (OVERLAPS) 117/193 variables, 76/79 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/193 variables, 18/97 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/193 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
At refinement iteration 6 (OVERLAPS) 0/193 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 189 unsolved
No progress, stopping.
After SMT solving in domain Int declared 193/193 variables, and 286 constraints, problems are : Problem set: 0 solved, 189 unsolved in 4258 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 76/76 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 189/189 constraints, Known Traps: 0/0 constraints]
After SMT, in 7004ms problems are : Problem set: 0 solved, 189 unsolved
Search for dead transitions found 0 dead transitions in 7006ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7173 ms. Remains : 76/76 places, 191/191 transitions.
[2024-05-23 11:10:53] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
Found an invariant !
This invariant on transitions {31=1, 56=1, 102=1, 115=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {31=1, 56=1, 86=1, 112=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[11] Max Struct:[+inf]
RANDOM walk for 40003 steps (8 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 23 ms. (1666 steps per ms) remains 1/1 properties
[2024-05-23 11:10:53] [INFO ] Flatten gal took : 12 ms
[2024-05-23 11:10:53] [INFO ] Flatten gal took : 5 ms
[2024-05-23 11:10:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8312781541153534740.gal : 1 ms
[2024-05-23 11:10:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15959441349265531663.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8312781541153534740.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15959441349265531663.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15959441349265531663.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 922
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :922 after 95322
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :95322 after 7.35152e+06
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :7.35152e+06 after 6.62997e+08
Interrupted probabilistic random walk after 1810148 steps, run timeout after 3001 ms. (steps per millisecond=603 ) properties seen :0 out of 1
Probabilistic random walk after 1810148 steps, saw 1126731 distinct states, run finished after 3001 ms. (steps per millisecond=603 ) properties seen :0
[2024-05-23 11:10:56] [INFO ] Flow matrix only has 117 transitions (discarded 74 similar events)
[2024-05-23 11:10:56] [INFO ] Invariant cache hit.
[2024-05-23 11:10:56] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Invariant property MIN0 does not hold.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 65 fixpoint passes
After SMT solving in domain Real declared 8/193 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 0/3 constraints, State Equation: 3/76 constraints, ReadFeed: 0/18 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 45ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[11] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-12 in 12309 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:10:56] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:10:56] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 13 ms. (714 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[5] Max Struct:[+inf]
[2024-05-23 11:10:56] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:10:56] [INFO ] Invariant cache hit.
[2024-05-23 11:10:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:10:56] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:10:56] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:10:56] [INFO ] [Real]Added 40 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:10:56] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:10:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:10:57] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:10:57] [INFO ] [Nat]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:10:57] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:10:57] [INFO ] Added : 1 causal constraints over 1 iterations in 30 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[5] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[5] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 103 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 23 place count 103 transition count 258
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 98 transition count 244
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 98 transition count 244
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 36 place count 95 transition count 236
Iterating global reduction 1 with 3 rules applied. Total rules applied 39 place count 95 transition count 236
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 42 place count 92 transition count 226
Iterating global reduction 1 with 3 rules applied. Total rules applied 45 place count 92 transition count 226
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 48 place count 89 transition count 220
Iterating global reduction 1 with 3 rules applied. Total rules applied 51 place count 89 transition count 220
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 54 place count 86 transition count 214
Iterating global reduction 1 with 3 rules applied. Total rules applied 57 place count 86 transition count 214
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 60 place count 83 transition count 208
Iterating global reduction 1 with 3 rules applied. Total rules applied 63 place count 83 transition count 208
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 66 place count 80 transition count 202
Iterating global reduction 1 with 3 rules applied. Total rules applied 69 place count 80 transition count 202
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 72 place count 77 transition count 196
Iterating global reduction 1 with 3 rules applied. Total rules applied 75 place count 77 transition count 196
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 77 place count 75 transition count 192
Iterating global reduction 1 with 2 rules applied. Total rules applied 79 place count 75 transition count 192
Applied a total of 79 rules in 13 ms. Remains 75 /115 variables (removed 40) and now considering 192/280 (removed 88) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 75/115 places, 192/280 transitions.
[2024-05-23 11:10:57] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[4]
Current structural bounds on expressions (after cover walk) : Max Seen:[5] Max Struct:[+inf]
[2024-05-23 11:10:57] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
// Phase 1: matrix 117 rows 75 cols
[2024-05-23 11:10:57] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[5] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 913 ms. (1094 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 499 ms. (2000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[843] Max Struct:[+inf]
[2024-05-23 11:10:58] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:10:58] [INFO ] Invariant cache hit.
[2024-05-23 11:10:58] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:58] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:10:58] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:10:58] [INFO ] [Real]Added 17 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:10:58] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:10:58] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:10:58] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-23 11:10:58] [INFO ] [Nat]Added 17 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:10:58] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 7 ms.
[2024-05-23 11:10:58] [INFO ] Added : 6 causal constraints over 4 iterations in 34 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[843] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[843] Max Struct:[+inf]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:10:59] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:10:59] [INFO ] Invariant cache hit.
[2024-05-23 11:10:59] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-05-23 11:10:59] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:10:59] [INFO ] Invariant cache hit.
[2024-05-23 11:10:59] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:10:59] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 164 ms to find 0 implicit places.
[2024-05-23 11:10:59] [INFO ] Redundant transitions in 0 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:10:59] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:10:59] [INFO ] Invariant cache hit.
[2024-05-23 11:10:59] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
[2024-05-23 11:11:01] [INFO ] Deduced a trap composed of 35 places in 38 ms of which 0 ms to minimize.
At refinement iteration 5 (OVERLAPS) 0/192 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 190 unsolved in 3973 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 117/192 variables, 75/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 17/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 286 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4408 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 1/1 constraints]
After SMT, in 8510ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 8513ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8685 ms. Remains : 75/75 places, 192/192 transitions.
[2024-05-23 11:11:08] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[843] Max Struct:[+inf]
[2024-05-23 11:11:08] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:08] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[843] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 859 ms. (1162 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 468 ms. (2132 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[843] Max Struct:[+inf]
[2024-05-23 11:11:09] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:09] [INFO ] Invariant cache hit.
[2024-05-23 11:11:09] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:11:09] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 11:11:09] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:11:09] [INFO ] [Real]Added 17 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:11:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:11:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2024-05-23 11:11:09] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2024-05-23 11:11:09] [INFO ] [Nat]Added 17 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:11:09] [INFO ] Computed and/alt/rep : 60/196/52 causal constraints (skipped 63 transitions) in 6 ms.
[2024-05-23 11:11:09] [INFO ] Added : 6 causal constraints over 4 iterations in 41 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[843] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[843] Max Struct:[+inf]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 1 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:11:10] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:10] [INFO ] Invariant cache hit.
[2024-05-23 11:11:10] [INFO ] Implicit Places using invariants in 58 ms returned []
[2024-05-23 11:11:10] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:10] [INFO ] Invariant cache hit.
[2024-05-23 11:11:10] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:11:10] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
[2024-05-23 11:11:10] [INFO ] Redundant transitions in 1 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:11:10] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:10] [INFO ] Invariant cache hit.
[2024-05-23 11:11:10] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
[2024-05-23 11:11:13] [INFO ] Deduced a trap composed of 35 places in 43 ms of which 1 ms to minimize.
At refinement iteration 5 (OVERLAPS) 0/192 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4011 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 117/192 variables, 75/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 17/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 286 constraints, problems are : Problem set: 0 solved, 190 unsolved in 4278 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 1/1 constraints]
After SMT, in 8395ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 8398ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8574 ms. Remains : 75/75 places, 192/192 transitions.
[2024-05-23 11:11:19] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
Found an invariant !
This invariant on transitions {27=1, 55=1, 100=1, 116=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {25=1, 53=1, 98=1, 115=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[843] Max Struct:[+inf]
[2024-05-23 11:11:19] [INFO ] Flatten gal took : 6 ms
RANDOM walk for 40011 steps (8 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
[2024-05-23 11:11:19] [INFO ] Flatten gal took : 20 ms
[2024-05-23 11:11:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16237287561313422188.gal : 2 ms
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
[2024-05-23 11:11:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16981189860056247179.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16237287561313422188.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16981189860056247179.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16981189860056247179.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 31
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :31 after 1037
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1037 after 143587
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :143587 after 3.29101e+07
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :3.29101e+07 after 9.13562e+07
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :9.13562e+07 after 1.42209e+08
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1.42209e+08 after 5.597e+08
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :5.597e+08 after 7.2014e+10
Interrupted probabilistic random walk after 2076606 steps, run timeout after 3001 ms. (steps per millisecond=691 ) properties seen :0 out of 1
Probabilistic random walk after 2076606 steps, saw 1300224 distinct states, run finished after 3001 ms. (steps per millisecond=691 ) properties seen :0
[2024-05-23 11:11:22] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:22] [INFO ] Invariant cache hit.
[2024-05-23 11:11:22] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/79 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 90/169 variables, 50/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 16/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 6/175 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/175 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 10/185 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/192 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/79 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 90/169 variables, 50/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 16/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 10/185 variables, 9/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/189 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 3/192 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 1 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 184ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 462 ms.
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 75/75 places, 192/192 transitions.
RANDOM walk for 40000 steps (8 resets) in 72 ms. (547 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 22 ms. (1739 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :7.2014e+10 after 2.3967e+11
Interrupted probabilistic random walk after 2021217 steps, run timeout after 3001 ms. (steps per millisecond=673 ) properties seen :0 out of 1
Probabilistic random walk after 2021217 steps, saw 1265747 distinct states, run finished after 3001 ms. (steps per millisecond=673 ) properties seen :0
[2024-05-23 11:11:26] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:26] [INFO ] Invariant cache hit.
[2024-05-23 11:11:26] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/79 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 90/169 variables, 50/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/169 variables, 16/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 6/175 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/175 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 10/185 variables, 9/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 4/189 variables, 2/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/189 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 3/192 variables, 2/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 95 constraints, problems are : Problem set: 0 solved, 1 unsolved in 146 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/11 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 65/76 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/79 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/79 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/79 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 90/169 variables, 50/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/169 variables, 16/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/169 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 6/175 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/175 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 10/185 variables, 9/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/185 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 4/189 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/189 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 3/192 variables, 2/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 1 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 268ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 477 ms.
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 75/75 places, 192/192 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 192/192 transitions.
Applied a total of 0 rules in 2 ms. Remains 75 /75 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2024-05-23 11:11:26] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:26] [INFO ] Invariant cache hit.
[2024-05-23 11:11:26] [INFO ] Implicit Places using invariants in 88 ms returned []
[2024-05-23 11:11:26] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:26] [INFO ] Invariant cache hit.
[2024-05-23 11:11:27] [INFO ] State equation strengthened by 17 read => feed constraints.
[2024-05-23 11:11:27] [INFO ] Implicit Places using invariants and state equation in 347 ms returned []
Implicit Place search using SMT with State Equation took 447 ms to find 0 implicit places.
[2024-05-23 11:11:27] [INFO ] Redundant transitions in 1 ms returned []
Running 190 sub problems to find dead transitions.
[2024-05-23 11:11:27] [INFO ] Flow matrix only has 117 transitions (discarded 75 similar events)
[2024-05-23 11:11:27] [INFO ] Invariant cache hit.
[2024-05-23 11:11:27] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (OVERLAPS) 117/192 variables, 75/78 constraints. Problems are: Problem set: 0 solved, 190 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 17/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 190 unsolved
[2024-05-23 11:11:33] [INFO ] Deduced a trap composed of 35 places in 900 ms of which 2 ms to minimize.
At refinement iteration 5 (OVERLAPS) 0/192 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 96 constraints, problems are : Problem set: 0 solved, 190 unsolved in 8128 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 190 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/75 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/75 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 3 (OVERLAPS) 117/192 variables, 75/79 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 17/96 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/192 variables, 190/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :2.3967e+11 after 5.74656e+11
At refinement iteration 6 (INCLUDED_ONLY) 0/192 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
At refinement iteration 7 (OVERLAPS) 0/192 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 190 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 286 constraints, problems are : Problem set: 0 solved, 190 unsolved in 9288 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 75/75 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 190/190 constraints, Known Traps: 1/1 constraints]
After SMT, in 17547ms problems are : Problem set: 0 solved, 190 unsolved
Search for dead transitions found 0 dead transitions in 17549ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18002 ms. Remains : 75/75 places, 192/192 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 81 rules applied. Total rules applied 81 place count 75 transition count 111
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 87 place count 69 transition count 111
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 87 place count 69 transition count 100
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 109 place count 58 transition count 100
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 143 place count 41 transition count 83
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 150 place count 34 transition count 69
Iterating global reduction 2 with 7 rules applied. Total rules applied 157 place count 34 transition count 69
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 164 place count 27 transition count 55
Iterating global reduction 2 with 7 rules applied. Total rules applied 171 place count 27 transition count 55
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 178 place count 20 transition count 41
Iterating global reduction 2 with 7 rules applied. Total rules applied 185 place count 20 transition count 41
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 192 place count 20 transition count 34
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 192 place count 20 transition count 33
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 194 place count 19 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 196 place count 18 transition count 33
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 199 place count 18 transition count 30
Applied a total of 199 rules in 8 ms. Remains 18 /75 variables (removed 57) and now considering 30/192 (removed 162) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 30 rows 18 cols
[2024-05-23 11:11:44] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 11:11:44] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2024-05-23 11:11:45] [INFO ] After 134ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2024-05-23 11:11:45] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-23 11:11:45] [INFO ] After 64ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 11:11:45] [INFO ] After 257ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 11:11:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:11:45] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 11:11:45] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 11:11:45] [INFO ] After 5ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 11:11:45] [INFO ] After 57ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-23 11:11:45] [INFO ] Flatten gal took : 2 ms
[2024-05-23 11:11:45] [INFO ] Flatten gal took : 0 ms
[2024-05-23 11:11:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7267469243607484644.gal : 1 ms
[2024-05-23 11:11:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16284582106543366297.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7267469243607484644.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16284582106543366297.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16284582106543366297.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 126
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :126 after 615
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :615 after 8175
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :8175 after 23775
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :23775 after 54735
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :54735 after 116415
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :116415 after 239535
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :239535 after 485535
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :485535 after 977295
Detected timeout of ITS tools.
[2024-05-23 11:12:00] [INFO ] Flatten gal took : 1 ms
[2024-05-23 11:12:00] [INFO ] Applying decomposition
[2024-05-23 11:12:00] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph15121252303903772293.txt' '-o' '/tmp/graph15121252303903772293.bin' '-w' '/tmp/graph15121252303903772293.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph15121252303903772293.bin' '-l' '-1' '-v' '-w' '/tmp/graph15121252303903772293.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:12:00] [INFO ] Decomposing Gal with order
[2024-05-23 11:12:00] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:12:00] [INFO ] Removed a total of 22 redundant transitions.
[2024-05-23 11:12:00] [INFO ] Flatten gal took : 2 ms
[2024-05-23 11:12:00] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 0 ms.
[2024-05-23 11:12:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality113713030704291303.gal : 0 ms
[2024-05-23 11:12:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7167120339003506196.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality113713030704291303.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7167120339003506196.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...306
Loading property file /tmp/ReachabilityCardinality7167120339003506196.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 17
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :17 after 90
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :90 after 642
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :642 after 34045
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :34045 after 1.17572e+06
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :1.17572e+06 after 1.44276e+07
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.44276e+07 after 1.39973e+08
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.39973e+08 after 1.22763e+09
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.22763e+09 after 1.02724e+10
Detected timeout of ITS tools.
[2024-05-23 11:12:09] [INFO ] Flatten gal took : 6 ms
[2024-05-23 11:12:09] [INFO ] Applying decomposition
[2024-05-23 11:12:09] [INFO ] Flatten gal took : 15 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph15309343054848872320.txt' '-o' '/tmp/graph15309343054848872320.bin' '-w' '/tmp/graph15309343054848872320.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph15309343054848872320.bin' '-l' '-1' '-v' '-w' '/tmp/graph15309343054848872320.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:12:09] [INFO ] Decomposing Gal with order
[2024-05-23 11:12:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:12:09] [INFO ] Removed a total of 323 redundant transitions.
[2024-05-23 11:12:09] [INFO ] Flatten gal took : 28 ms
[2024-05-23 11:12:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 96 labels/synchronizations in 5 ms.
[2024-05-23 11:12:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4554101205444124432.gal : 6 ms
[2024-05-23 11:12:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6274233396165628045.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4554101205444124432.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6274233396165628045.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality6274233396165628045.prop.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 30449 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[843] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-13 in 78483 ms.
Starting property specific reduction for FunctionPointer-PT-b008-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-05-23 11:12:15] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
// Phase 1: matrix 188 rows 115 cols
[2024-05-23 11:12:15] [INFO ] Computed 2 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 15 ms. (625 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 11:12:15] [INFO ] Flow matrix only has 188 transitions (discarded 92 similar events)
[2024-05-23 11:12:15] [INFO ] Invariant cache hit.
[2024-05-23 11:12:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:12:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-23 11:12:15] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2024-05-23 11:12:15] [INFO ] State equation strengthened by 40 read => feed constraints.
[2024-05-23 11:12:15] [INFO ] [Real]Added 40 Read/Feed constraints in 4 ms returned sat
[2024-05-23 11:12:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:12:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-23 11:12:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-23 11:12:15] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-23 11:12:15] [INFO ] [Nat]Added 40 Read/Feed constraints in 6 ms returned sat
[2024-05-23 11:12:15] [INFO ] Computed and/alt/rep : 44/105/39 causal constraints (skipped 147 transitions) in 11 ms.
[2024-05-23 11:12:15] [INFO ] Added : 4 causal constraints over 2 iterations in 41 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[+inf]
Support contains 1 out of 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 280/280 transitions.
Graph (complete) has 471 edges and 115 vertex of which 103 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 23 place count 103 transition count 258
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 98 transition count 244
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 98 transition count 244
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 35 place count 98 transition count 242
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 38 place count 95 transition count 236
Iterating global reduction 2 with 3 rules applied. Total rules applied 41 place count 95 transition count 236
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 43 place count 93 transition count 228
Iterating global reduction 2 with 2 rules applied. Total rules applied 45 place count 93 transition count 228
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 47 place count 91 transition count 224
Iterating global reduction 2 with 2 rules applied. Total rules applied 49 place count 91 transition count 224
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 51 place count 89 transition count 220
Iterating global reduction 2 with 2 rules applied. Total rules applied 53 place count 89 transition count 220
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 55 place count 87 transition count 216
Iterating global reduction 2 with 2 rules applied. Total rules applied 57 place count 87 transition count 216
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 59 place count 85 transition count 212
Iterating global reduction 2 with 2 rules applied. Total rules applied 61 place count 85 transition count 212
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 63 place count 83 transition count 208
Iterating global reduction 2 with 2 rules applied. Total rules applied 65 place count 83 transition count 208
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 67 place count 81 transition count 204
Iterating global reduction 2 with 2 rules applied. Total rules applied 69 place count 81 transition count 204
Applied a total of 69 rules in 11 ms. Remains 81 /115 variables (removed 34) and now considering 204/280 (removed 76) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 81/115 places, 204/280 transitions.
[2024-05-23 11:12:15] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
Found an invariant !
This invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 11:12:15] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
// Phase 1: matrix 125 rows 81 cols
[2024-05-23 11:12:15] [INFO ] Computed 3 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[+inf]
RANDOM walk for 1000000 steps (2 resets) in 884 ms. (1129 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 448 ms. (2227 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 11:12:17] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2024-05-23 11:12:17] [INFO ] Invariant cache hit.
[2024-05-23 11:12:17] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:12:17] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-23 11:12:17] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:12:17] [INFO ] [Real]Added 18 Read/Feed constraints in 3 ms returned sat
[2024-05-23 11:12:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-23 11:12:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 11:12:17] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2024-05-23 11:12:17] [INFO ] [Nat]Added 18 Read/Feed constraints in 2 ms returned sat
[2024-05-23 11:12:17] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 1 ms to minimize.
[2024-05-23 11:12:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 53 ms
[2024-05-23 11:12:17] [INFO ] Computed and/alt/rep : 59/193/53 causal constraints (skipped 70 transitions) in 8 ms.
[2024-05-23 11:12:17] [INFO ] Added : 14 causal constraints over 4 iterations in 39 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[+inf]
Support contains 1 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 81/81 places, 204/204 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 204/204 transitions.
Applied a total of 0 rules in 2 ms. Remains 81 /81 variables (removed 0) and now considering 204/204 (removed 0) transitions.
[2024-05-23 11:12:17] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2024-05-23 11:12:17] [INFO ] Invariant cache hit.
[2024-05-23 11:12:17] [INFO ] Implicit Places using invariants in 61 ms returned []
[2024-05-23 11:12:17] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2024-05-23 11:12:17] [INFO ] Invariant cache hit.
[2024-05-23 11:12:17] [INFO ] State equation strengthened by 18 read => feed constraints.
[2024-05-23 11:12:17] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
[2024-05-23 11:12:17] [INFO ] Redundant transitions in 0 ms returned []
Running 202 sub problems to find dead transitions.
[2024-05-23 11:12:17] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
[2024-05-23 11:12:17] [INFO ] Invariant cache hit.
[2024-05-23 11:12:17] [INFO ] State equation strengthened by 18 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 125/206 variables, 81/84 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 18/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (OVERLAPS) 0/206 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Real declared 206/206 variables, and 102 constraints, problems are : Problem set: 0 solved, 202 unsolved in 3274 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 125/206 variables, 81/84 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 18/102 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 202/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
At refinement iteration 6 (OVERLAPS) 0/206 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 202 unsolved
No progress, stopping.
After SMT solving in domain Int declared 206/206 variables, and 304 constraints, problems are : Problem set: 0 solved, 202 unsolved in 4784 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 81/81 constraints, ReadFeed: 18/18 constraints, PredecessorRefiner: 202/202 constraints, Known Traps: 0/0 constraints]
After SMT, in 8161ms problems are : Problem set: 0 solved, 202 unsolved
Search for dead transitions found 0 dead transitions in 8164ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8347 ms. Remains : 81/81 places, 204/204 transitions.
[2024-05-23 11:12:25] [INFO ] Flow matrix only has 125 transitions (discarded 79 similar events)
Found an invariant !
This invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {31=1, 63=1, 109=1, 123=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :[3]
Current structural bounds on expressions (after cover walk) : Max Seen:[3] Max Struct:[+inf]
[2024-05-23 11:12:25] [INFO ] Flatten gal took : 14 ms
RANDOM walk for 23968 steps (6 resets) in 47 ms. (499 steps per ms) remains 0/1 properties
[2024-05-23 11:12:25] [INFO ] Flatten gal took : 8 ms
[2024-05-23 11:12:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2559211638018716930.gal : 1 ms
[2024-05-23 11:12:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17366296002217208425.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2559211638018716930.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17366296002217208425.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[3] Max Struct:[+inf]
Ending property specific reduction for FunctionPointer-PT-b008-UpperBounds-14 in 10437 ms.
[2024-05-23 11:12:25] [INFO ] Flatten gal took : 6 ms
[2024-05-23 11:12:25] [INFO ] Applying decomposition
[2024-05-23 11:12:25] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph4121611911299675889.txt' '-o' '/tmp/graph4121611911299675889.bin' '-w' '/tmp/graph4121611911299675889.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4121611911299675889.bin' '-l' '-1' '-v' '-w' '/tmp/graph4121611911299675889.weights' '-q' '0' '-e' '0.001'
[2024-05-23 11:12:25] [INFO ] Decomposing Gal with order
[2024-05-23 11:12:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-23 11:12:25] [INFO ] Removed a total of 473 redundant transitions.
[2024-05-23 11:12:25] [INFO ] Flatten gal took : 14 ms
[2024-05-23 11:12:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 161 labels/synchronizations in 4 ms.
[2024-05-23 11:12:25] [INFO ] Time to serialize gal into /tmp/UpperBounds913771797523570415.gal : 1 ms
[2024-05-23 11:12:25] [INFO ] Time to serialize properties into /tmp/UpperBounds2148398298910469798.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds913771797523570415.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds2148398298910469798.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...282
Loading property file /tmp/UpperBounds2148398298910469798.prop.
Detected timeout of ITS tools.
[2024-05-23 11:37:11] [INFO ] Flatten gal took : 7 ms
[2024-05-23 11:37:11] [INFO ] Time to serialize gal into /tmp/UpperBounds4764966537247734348.gal : 2 ms
[2024-05-23 11:37:11] [INFO ] Time to serialize properties into /tmp/UpperBounds12394602500797129616.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds4764966537247734348.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds12394602500797129616.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...305
Loading property file /tmp/UpperBounds12394602500797129616.prop.
ITS-tools command line returned an error code 137
[2024-05-23 11:55:29] [INFO ] Flatten gal took : 8 ms
[2024-05-23 11:55:29] [INFO ] Input system was already deterministic with 280 transitions.
[2024-05-23 11:55:29] [INFO ] Transformed 115 places.
[2024-05-23 11:55:29] [INFO ] Transformed 280 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2024-05-23 11:55:29] [INFO ] Time to serialize gal into /tmp/UpperBounds5941471191236973723.gal : 3 ms
[2024-05-23 11:55:29] [INFO ] Time to serialize properties into /tmp/UpperBounds7329170777185267473.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds5941471191236973723.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds7329170777185267473.prop' '--nowitness' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...349
Successfully loaded order from file /home/mcc/execution/model.ord
Loading property file /tmp/UpperBounds7329170777185267473.prop.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-b008"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is FunctionPointer-PT-b008, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r180-tall-171640603000237"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-b008.tgz
mv FunctionPointer-PT-b008 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;