Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r139-smll-167819423400549.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool smartxred
Input is DoubleLock-PT-p3s1, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r139-smll-167819423400549
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 404K
-rw-r--r-- 1 mcc users 6.7K Feb 25 14:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 25 14:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 14:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 28K Feb 25 14:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 16:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 25 14:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 14:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 25 14:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 39K Mar 5 18:22 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 DoubleLock-PT-p3s1-UpperBounds-00
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-01
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-02
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-03
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-04
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-05
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-06
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-07
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-08
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-09
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-10
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-11
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-12
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-13
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-14
FORMULA_NAME DoubleLock-PT-p3s1-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678473423811

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=smartxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleLock-PT-p3s1
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-10 18:37:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-10 18:37:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 18:37:07] [INFO ] Load time of PNML (sax parser for PT used): 89 ms
[2023-03-10 18:37:07] [INFO ] Transformed 46 places.
[2023-03-10 18:37:07] [INFO ] Transformed 80 transitions.
[2023-03-10 18:37:07] [INFO ] Parsed PT model containing 46 places and 80 transitions and 324 arcs in 251 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 10 ms.
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 4 transitions.
FORMULA DoubleLock-PT-p3s1-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p3s1-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p3s1-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 40 cols
[2023-03-10 18:37:07] [INFO ] Computed 4 place invariants in 12 ms
Incomplete random walk after 10000 steps, including 73 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 13) seen :59
FORMULA DoubleLock-PT-p3s1-UpperBounds-14 10 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p3s1-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 7) seen :33
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 7) seen :23
Incomplete Best-First random walk after 10000 steps, including 14 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 7) seen :36
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 7) seen :51
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 7) seen :32
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 7) seen :45
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 7) seen :29
[2023-03-10 18:37:08] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 40 cols
[2023-03-10 18:37:08] [INFO ] Computed 4 place invariants in 6 ms
[2023-03-10 18:37:08] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2023-03-10 18:37:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2023-03-10 18:37:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:08] [INFO ] [Real]Absence check using state equation in 65 ms returned sat
[2023-03-10 18:37:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:08] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:08] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2023-03-10 18:37:08] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:08] [INFO ] [Nat]Added 12 Read/Feed constraints in 7 ms returned sat
[2023-03-10 18:37:08] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 21 ms.
[2023-03-10 18:37:08] [INFO ] Deduced a trap composed of 7 places in 74 ms of which 4 ms to minimize.
[2023-03-10 18:37:08] [INFO ] Deduced a trap composed of 7 places in 78 ms of which 2 ms to minimize.
[2023-03-10 18:37:08] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 191 ms
[2023-03-10 18:37:08] [INFO ] Added : 19 causal constraints over 5 iterations in 318 ms. Result :sat
Minimization took 21 ms.
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Added 12 Read/Feed constraints in 7 ms returned sat
[2023-03-10 18:37:09] [INFO ] Deduced a trap composed of 7 places in 64 ms of which 2 ms to minimize.
[2023-03-10 18:37:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2023-03-10 18:37:09] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 13 ms.
[2023-03-10 18:37:09] [INFO ] Added : 16 causal constraints over 4 iterations in 81 ms. Result :sat
Minimization took 20 ms.
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:09] [INFO ] Deduced a trap composed of 7 places in 63 ms of which 3 ms to minimize.
[2023-03-10 18:37:09] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 2 ms to minimize.
[2023-03-10 18:37:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 136 ms
[2023-03-10 18:37:09] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 12 ms.
[2023-03-10 18:37:09] [INFO ] Added : 16 causal constraints over 4 iterations in 71 ms. Result :sat
Minimization took 21 ms.
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:09] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Real]Added 12 Read/Feed constraints in 7 ms returned sat
[2023-03-10 18:37:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:09] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-10 18:37:09] [INFO ] [Nat]Added 12 Read/Feed constraints in 11 ms returned sat
[2023-03-10 18:37:09] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 17 ms.
[2023-03-10 18:37:10] [INFO ] Added : 12 causal constraints over 3 iterations in 73 ms. Result :sat
Minimization took 14 ms.
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:10] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 12 ms.
[2023-03-10 18:37:10] [INFO ] Added : 13 causal constraints over 3 iterations in 55 ms. Result :sat
Minimization took 13 ms.
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:10] [INFO ] Deduced a trap composed of 7 places in 49 ms of which 1 ms to minimize.
[2023-03-10 18:37:10] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 1 ms to minimize.
[2023-03-10 18:37:10] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 1 ms to minimize.
[2023-03-10 18:37:10] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 155 ms
[2023-03-10 18:37:10] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:10] [INFO ] Added : 6 causal constraints over 2 iterations in 34 ms. Result :sat
Minimization took 16 ms.
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:10] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:10] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-10 18:37:10] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:10] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 1 ms to minimize.
[2023-03-10 18:37:10] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 1 ms to minimize.
[2023-03-10 18:37:10] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 104 ms
[2023-03-10 18:37:10] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:10] [INFO ] Added : 12 causal constraints over 3 iterations in 52 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : [10, -1, -1, -1, -1, -1, -1] Max seen :[9, 4, 13, 15, 13, 14, 6]
FORMULA DoubleLock-PT-p3s1-UpperBounds-03 10 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 6 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 76/76 transitions.
Graph (complete) has 153 edges and 40 vertex of which 37 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.2 ms
Discarding 3 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 26 ms. Remains 37 /40 variables (removed 3) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 37/40 places, 76/76 transitions.
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:11] [INFO ] Computed 2 place invariants in 7 ms
Incomplete random walk after 1000001 steps, including 6596 resets, run finished after 1221 ms. (steps per millisecond=819 ) properties (out of 6) seen :68
Incomplete Best-First random walk after 1000001 steps, including 1303 resets, run finished after 723 ms. (steps per millisecond=1383 ) properties (out of 6) seen :57
Incomplete Best-First random walk after 1000001 steps, including 1386 resets, run finished after 764 ms. (steps per millisecond=1308 ) properties (out of 6) seen :57
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 910 ms. (steps per millisecond=1098 ) properties (out of 6) seen :99
Incomplete Best-First random walk after 1000001 steps, including 1401 resets, run finished after 543 ms. (steps per millisecond=1841 ) properties (out of 6) seen :49
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 674 ms. (steps per millisecond=1483 ) properties (out of 6) seen :86
Incomplete Best-First random walk after 1000001 steps, including 1356 resets, run finished after 646 ms. (steps per millisecond=1547 ) properties (out of 6) seen :51
[2023-03-10 18:37:16] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:16] [INFO ] Computed 2 place invariants in 10 ms
[2023-03-10 18:37:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:16] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-10 18:37:16] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:16] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:16] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:16] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 7 ms.
[2023-03-10 18:37:16] [INFO ] Added : 9 causal constraints over 2 iterations in 32 ms. Result :sat
Minimization took 9 ms.
[2023-03-10 18:37:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:16] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:16] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-10 18:37:16] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:16] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:16] [INFO ] Added : 9 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 10 ms.
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:17] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 9 ms.
[2023-03-10 18:37:17] [INFO ] Added : 14 causal constraints over 3 iterations in 45 ms. Result :sat
Minimization took 14 ms.
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Added 12 Read/Feed constraints in 8 ms returned sat
[2023-03-10 18:37:17] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 10 ms.
[2023-03-10 18:37:17] [INFO ] Added : 9 causal constraints over 4 iterations in 49 ms. Result :sat
Minimization took 16 ms.
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:17] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 13 ms.
[2023-03-10 18:37:17] [INFO ] Added : 6 causal constraints over 2 iterations in 42 ms. Result :sat
Minimization took 13 ms.
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:17] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:17] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-10 18:37:17] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:17] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 11 ms.
[2023-03-10 18:37:17] [INFO ] Added : 22 causal constraints over 5 iterations in 74 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[21, 24, 15, 36, 19, 31]
Support contains 6 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 7 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 37/37 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 7 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2023-03-10 18:37:18] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:18] [INFO ] Invariant cache hit.
[2023-03-10 18:37:18] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-10 18:37:18] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:18] [INFO ] Invariant cache hit.
[2023-03-10 18:37:18] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:18] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
[2023-03-10 18:37:18] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 18:37:18] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:18] [INFO ] Invariant cache hit.
[2023-03-10 18:37:18] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 315 ms. Remains : 37/37 places, 76/76 transitions.
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:18] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 6529 resets, run finished after 1243 ms. (steps per millisecond=804 ) properties (out of 6) seen :67
Incomplete Best-First random walk after 1000001 steps, including 1291 resets, run finished after 582 ms. (steps per millisecond=1718 ) properties (out of 6) seen :47
Incomplete Best-First random walk after 1000001 steps, including 1472 resets, run finished after 483 ms. (steps per millisecond=2070 ) properties (out of 6) seen :47
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 462 ms. (steps per millisecond=2164 ) properties (out of 6) seen :87
Incomplete Best-First random walk after 1000001 steps, including 1427 resets, run finished after 594 ms. (steps per millisecond=1683 ) properties (out of 6) seen :50
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 511 ms. (steps per millisecond=1956 ) properties (out of 6) seen :89
Incomplete Best-First random walk after 1000000 steps, including 1360 resets, run finished after 436 ms. (steps per millisecond=2293 ) properties (out of 6) seen :57
[2023-03-10 18:37:22] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:22] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-10 18:37:22] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:22] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:22] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:22] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:22] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:22] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:22] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:22] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-10 18:37:22] [INFO ] [Nat]Added 12 Read/Feed constraints in 16 ms returned sat
[2023-03-10 18:37:22] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 7 ms.
[2023-03-10 18:37:23] [INFO ] Added : 9 causal constraints over 2 iterations in 28 ms. Result :sat
Minimization took 13 ms.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:23] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 11 ms.
[2023-03-10 18:37:23] [INFO ] Added : 9 causal constraints over 2 iterations in 44 ms. Result :sat
Minimization took 16 ms.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Added 12 Read/Feed constraints in 7 ms returned sat
[2023-03-10 18:37:23] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 10 ms.
[2023-03-10 18:37:23] [INFO ] Added : 14 causal constraints over 3 iterations in 57 ms. Result :sat
Minimization took 18 ms.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:23] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 9 ms.
[2023-03-10 18:37:23] [INFO ] Added : 9 causal constraints over 4 iterations in 47 ms. Result :sat
Minimization took 16 ms.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:23] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:23] [INFO ] Added : 6 causal constraints over 2 iterations in 32 ms. Result :sat
Minimization took 14 ms.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:23] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-10 18:37:24] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:24] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:24] [INFO ] Added : 22 causal constraints over 5 iterations in 62 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[21, 24, 15, 36, 19, 33]
Support contains 6 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 37/37 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2023-03-10 18:37:24] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:24] [INFO ] Invariant cache hit.
[2023-03-10 18:37:24] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-10 18:37:24] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:24] [INFO ] Invariant cache hit.
[2023-03-10 18:37:24] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:24] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 163 ms to find 0 implicit places.
[2023-03-10 18:37:24] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 18:37:24] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:24] [INFO ] Invariant cache hit.
[2023-03-10 18:37:24] [INFO ] Dead Transitions using invariants and state equation in 90 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 273 ms. Remains : 37/37 places, 76/76 transitions.
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:24] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 6451 resets, run finished after 1451 ms. (steps per millisecond=689 ) properties (out of 6) seen :74
Incomplete Best-First random walk after 1000001 steps, including 1318 resets, run finished after 434 ms. (steps per millisecond=2304 ) properties (out of 6) seen :46
Incomplete Best-First random walk after 1000001 steps, including 1402 resets, run finished after 431 ms. (steps per millisecond=2320 ) properties (out of 6) seen :45
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 464 ms. (steps per millisecond=2155 ) properties (out of 6) seen :100
Incomplete Best-First random walk after 1000000 steps, including 1371 resets, run finished after 422 ms. (steps per millisecond=2369 ) properties (out of 6) seen :53
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 471 ms. (steps per millisecond=2123 ) properties (out of 6) seen :107
Incomplete Best-First random walk after 1000001 steps, including 1435 resets, run finished after 436 ms. (steps per millisecond=2293 ) properties (out of 6) seen :53
[2023-03-10 18:37:28] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:28] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-10 18:37:28] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:28] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:28] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:28] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:37:28] [INFO ] Added : 9 causal constraints over 2 iterations in 26 ms. Result :sat
Minimization took 10 ms.
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:28] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:28] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:37:28] [INFO ] Added : 9 causal constraints over 2 iterations in 27 ms. Result :sat
Minimization took 10 ms.
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:28] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:28] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:29] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 11 ms.
[2023-03-10 18:37:29] [INFO ] Added : 14 causal constraints over 3 iterations in 54 ms. Result :sat
Minimization took 18 ms.
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:29] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 9 ms.
[2023-03-10 18:37:29] [INFO ] Added : 9 causal constraints over 4 iterations in 52 ms. Result :sat
Minimization took 16 ms.
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:29] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 10 ms.
[2023-03-10 18:37:29] [INFO ] Added : 6 causal constraints over 2 iterations in 37 ms. Result :sat
Minimization took 14 ms.
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:29] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Real]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:29] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:29] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:29] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 9 ms.
[2023-03-10 18:37:29] [INFO ] Added : 22 causal constraints over 5 iterations in 71 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[21, 24, 15, 36, 19, 35]
Support contains 6 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 37/37 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2023-03-10 18:37:30] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:30] [INFO ] Invariant cache hit.
[2023-03-10 18:37:30] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-10 18:37:30] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:30] [INFO ] Invariant cache hit.
[2023-03-10 18:37:30] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:30] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 193 ms to find 0 implicit places.
[2023-03-10 18:37:30] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 18:37:30] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:30] [INFO ] Invariant cache hit.
[2023-03-10 18:37:30] [INFO ] Dead Transitions using invariants and state equation in 85 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 303 ms. Remains : 37/37 places, 76/76 transitions.
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:30] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 6497 resets, run finished after 1487 ms. (steps per millisecond=672 ) properties (out of 6) seen :75
Incomplete Best-First random walk after 1000001 steps, including 1353 resets, run finished after 436 ms. (steps per millisecond=2293 ) properties (out of 6) seen :56
Incomplete Best-First random walk after 1000001 steps, including 1378 resets, run finished after 434 ms. (steps per millisecond=2304 ) properties (out of 6) seen :47
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 679 ms. (steps per millisecond=1472 ) properties (out of 6) seen :94
Incomplete Best-First random walk after 1000001 steps, including 1443 resets, run finished after 421 ms. (steps per millisecond=2375 ) properties (out of 6) seen :52
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 467 ms. (steps per millisecond=2141 ) properties (out of 6) seen :78
Incomplete Best-First random walk after 1000001 steps, including 1390 resets, run finished after 440 ms. (steps per millisecond=2272 ) properties (out of 6) seen :52
[2023-03-10 18:37:34] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:34] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:37:34] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:34] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:37:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:34] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:34] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:34] [INFO ] [Real]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:34] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:34] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:34] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:34] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:34] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:37:34] [INFO ] Added : 9 causal constraints over 2 iterations in 29 ms. Result :sat
Minimization took 10 ms.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:35] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:37:35] [INFO ] Added : 9 causal constraints over 2 iterations in 33 ms. Result :sat
Minimization took 11 ms.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:35] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 7 ms.
[2023-03-10 18:37:35] [INFO ] Added : 14 causal constraints over 3 iterations in 40 ms. Result :sat
Minimization took 13 ms.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:35] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:37:35] [INFO ] Added : 9 causal constraints over 4 iterations in 38 ms. Result :sat
Minimization took 12 ms.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:35] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:35] [INFO ] Added : 6 causal constraints over 2 iterations in 38 ms. Result :sat
Minimization took 14 ms.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Real]Added 12 Read/Feed constraints in 7 ms returned sat
[2023-03-10 18:37:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:35] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:35] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:35] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 10 ms.
[2023-03-10 18:37:35] [INFO ] Added : 22 causal constraints over 5 iterations in 70 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[23, 24, 15, 36, 19, 35]
Support contains 6 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 37/37 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2023-03-10 18:37:36] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:36] [INFO ] Invariant cache hit.
[2023-03-10 18:37:36] [INFO ] Implicit Places using invariants in 73 ms returned []
[2023-03-10 18:37:36] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:36] [INFO ] Invariant cache hit.
[2023-03-10 18:37:36] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:36] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 191 ms to find 0 implicit places.
[2023-03-10 18:37:36] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 18:37:36] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:36] [INFO ] Invariant cache hit.
[2023-03-10 18:37:36] [INFO ] Dead Transitions using invariants and state equation in 87 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 295 ms. Remains : 37/37 places, 76/76 transitions.
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:36] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 6578 resets, run finished after 1422 ms. (steps per millisecond=703 ) properties (out of 6) seen :72
Incomplete Best-First random walk after 1000001 steps, including 1303 resets, run finished after 435 ms. (steps per millisecond=2298 ) properties (out of 6) seen :56
Incomplete Best-First random walk after 1000001 steps, including 1387 resets, run finished after 434 ms. (steps per millisecond=2304 ) properties (out of 6) seen :47
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 461 ms. (steps per millisecond=2169 ) properties (out of 6) seen :119
Incomplete Best-First random walk after 1000001 steps, including 1425 resets, run finished after 423 ms. (steps per millisecond=2364 ) properties (out of 6) seen :53
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 465 ms. (steps per millisecond=2150 ) properties (out of 6) seen :99
Incomplete Best-First random walk after 1000001 steps, including 1420 resets, run finished after 437 ms. (steps per millisecond=2288 ) properties (out of 6) seen :49
[2023-03-10 18:37:40] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:40] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:40] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:40] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:40] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Nat]Added 12 Read/Feed constraints in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:37:40] [INFO ] Added : 9 causal constraints over 2 iterations in 24 ms. Result :sat
Minimization took 10 ms.
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:40] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:40] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:37:40] [INFO ] Added : 9 causal constraints over 2 iterations in 27 ms. Result :sat
Minimization took 9 ms.
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:40] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:41] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 10 ms.
[2023-03-10 18:37:41] [INFO ] Added : 14 causal constraints over 3 iterations in 53 ms. Result :sat
Minimization took 18 ms.
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:41] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 9 ms.
[2023-03-10 18:37:41] [INFO ] Added : 9 causal constraints over 4 iterations in 53 ms. Result :sat
Minimization took 17 ms.
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:41] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 9 ms.
[2023-03-10 18:37:41] [INFO ] Added : 6 causal constraints over 2 iterations in 38 ms. Result :sat
Minimization took 14 ms.
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:41] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:41] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-10 18:37:41] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:37:41] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 11 ms.
[2023-03-10 18:37:41] [INFO ] Added : 22 causal constraints over 5 iterations in 70 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[23, 24, 15, 36, 19, 46]
Support contains 6 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 37/37 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2023-03-10 18:37:42] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:42] [INFO ] Invariant cache hit.
[2023-03-10 18:37:42] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-10 18:37:42] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:42] [INFO ] Invariant cache hit.
[2023-03-10 18:37:42] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:42] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 190 ms to find 0 implicit places.
[2023-03-10 18:37:42] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 18:37:42] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:42] [INFO ] Invariant cache hit.
[2023-03-10 18:37:42] [INFO ] Dead Transitions using invariants and state equation in 76 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 284 ms. Remains : 37/37 places, 76/76 transitions.
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:42] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 6590 resets, run finished after 1274 ms. (steps per millisecond=784 ) properties (out of 6) seen :65
Incomplete Best-First random walk after 1000001 steps, including 1326 resets, run finished after 436 ms. (steps per millisecond=2293 ) properties (out of 6) seen :51
Incomplete Best-First random walk after 1000000 steps, including 1372 resets, run finished after 437 ms. (steps per millisecond=2288 ) properties (out of 6) seen :52
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 460 ms. (steps per millisecond=2173 ) properties (out of 6) seen :100
Incomplete Best-First random walk after 1000001 steps, including 1415 resets, run finished after 422 ms. (steps per millisecond=2369 ) properties (out of 6) seen :57
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 467 ms. (steps per millisecond=2141 ) properties (out of 6) seen :78
Incomplete Best-First random walk after 1000000 steps, including 1382 resets, run finished after 440 ms. (steps per millisecond=2272 ) properties (out of 6) seen :50
[2023-03-10 18:37:46] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:46] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:46] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:46] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:37:46] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:37:46] [INFO ] Added : 9 causal constraints over 2 iterations in 29 ms. Result :sat
Minimization took 12 ms.
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:46] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:37:46] [INFO ] Added : 9 causal constraints over 2 iterations in 29 ms. Result :sat
Minimization took 11 ms.
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using 1 positive place invariants in 4 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:46] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:37:46] [INFO ] Added : 14 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 12 ms.
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:46] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:46] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-10 18:37:46] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:46] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:37:46] [INFO ] Added : 9 causal constraints over 4 iterations in 37 ms. Result :sat
Minimization took 12 ms.
[2023-03-10 18:37:47] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:47] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:47] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:47] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:47] [INFO ] Added : 6 causal constraints over 2 iterations in 35 ms. Result :sat
Minimization took 13 ms.
[2023-03-10 18:37:47] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:47] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:47] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:37:47] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:37:47] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:47] [INFO ] Added : 22 causal constraints over 5 iterations in 69 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1, -1, -1] Max seen :[23, 24, 15, 36, 19, 46]
Support contains 6 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 37/37 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2023-03-10 18:37:47] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:47] [INFO ] Invariant cache hit.
[2023-03-10 18:37:47] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-10 18:37:47] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:47] [INFO ] Invariant cache hit.
[2023-03-10 18:37:47] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:48] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 206 ms to find 0 implicit places.
[2023-03-10 18:37:48] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:37:48] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:37:48] [INFO ] Invariant cache hit.
[2023-03-10 18:37:48] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 303 ms. Remains : 37/37 places, 76/76 transitions.
Starting property specific reduction for DoubleLock-PT-p3s1-UpperBounds-05
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:48] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 73 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :9
[2023-03-10 18:37:48] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:48] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:37:48] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:48] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:48] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-10 18:37:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:48] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:48] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2023-03-10 18:37:48] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:48] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:48] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:37:48] [INFO ] Added : 9 causal constraints over 2 iterations in 34 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[9]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 75
Applied a total of 1 rules in 7 ms. Remains 37 /37 variables (removed 0) and now considering 75/76 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 37/37 places, 75/76 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:37:48] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1588 ms. (steps per millisecond=629 ) properties (out of 1) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 468 ms. (steps per millisecond=2136 ) properties (out of 1) seen :2365
[2023-03-10 18:37:50] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:37:50] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 18:37:50] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:50] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-10 18:37:50] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:50] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:50] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:50] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:50] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:37:50] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 1 ms to minimize.
[2023-03-10 18:37:50] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 1 ms to minimize.
[2023-03-10 18:37:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 77 ms
[2023-03-10 18:37:50] [INFO ] Added : 12 causal constraints over 3 iterations in 111 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2365]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:37:50] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:50] [INFO ] Invariant cache hit.
[2023-03-10 18:37:50] [INFO ] Implicit Places using invariants in 45 ms returned []
[2023-03-10 18:37:50] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:50] [INFO ] Invariant cache hit.
[2023-03-10 18:37:50] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:50] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
[2023-03-10 18:37:50] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:37:50] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:50] [INFO ] Invariant cache hit.
[2023-03-10 18:37:50] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 185 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:37:50] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1761 ms. (steps per millisecond=567 ) properties (out of 1) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 469 ms. (steps per millisecond=2132 ) properties (out of 1) seen :2307
[2023-03-10 18:37:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:37:53] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 18:37:53] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:53] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:37:53] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:53] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:53] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-10 18:37:53] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:37:53] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:37:53] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 1 ms to minimize.
[2023-03-10 18:37:53] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 0 ms to minimize.
[2023-03-10 18:37:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 74 ms
[2023-03-10 18:37:53] [INFO ] Added : 12 causal constraints over 3 iterations in 103 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2365]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:37:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:53] [INFO ] Invariant cache hit.
[2023-03-10 18:37:53] [INFO ] Implicit Places using invariants in 48 ms returned []
[2023-03-10 18:37:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:53] [INFO ] Invariant cache hit.
[2023-03-10 18:37:53] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:53] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
[2023-03-10 18:37:53] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:37:53] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:53] [INFO ] Invariant cache hit.
[2023-03-10 18:37:53] [INFO ] Dead Transitions using invariants and state equation in 57 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 ms. Remains : 37/37 places, 75/75 transitions.
Ending property specific reduction for DoubleLock-PT-p3s1-UpperBounds-05 in 5385 ms.
Starting property specific reduction for DoubleLock-PT-p3s1-UpperBounds-06
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:53] [INFO ] Computed 2 place invariants in 3 ms
Incomplete random walk after 10001 steps, including 70 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :9
[2023-03-10 18:37:53] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:37:53] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:37:53] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:37:53] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:37:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:53] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:53] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:37:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:53] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:37:53] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:53] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:53] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:37:53] [INFO ] Added : 9 causal constraints over 2 iterations in 39 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[9]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 75
Applied a total of 1 rules in 9 ms. Remains 37 /37 variables (removed 0) and now considering 75/76 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 37/37 places, 75/76 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:37:53] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1633 ms. (steps per millisecond=612 ) properties (out of 1) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 473 ms. (steps per millisecond=2114 ) properties (out of 1) seen :2084
[2023-03-10 18:37:55] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:37:55] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-10 18:37:55] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:55] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-10 18:37:55] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:55] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:37:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:37:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:37:56] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:37:56] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:37:56] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:37:56] [INFO ] Added : 17 causal constraints over 4 iterations in 38 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2084]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:37:59] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:59] [INFO ] Invariant cache hit.
[2023-03-10 18:37:59] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-10 18:37:59] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:59] [INFO ] Invariant cache hit.
[2023-03-10 18:37:59] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:37:59] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
[2023-03-10 18:37:59] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 18:37:59] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:37:59] [INFO ] Invariant cache hit.
[2023-03-10 18:37:59] [INFO ] Dead Transitions using invariants and state equation in 55 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 186 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:37:59] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1548 ms. (steps per millisecond=645 ) properties (out of 1) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 469 ms. (steps per millisecond=2132 ) properties (out of 1) seen :2101
[2023-03-10 18:38:01] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:01] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 18:38:01] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:01] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:01] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:02] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:02] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:02] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:02] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:38:02] [INFO ] Added : 17 causal constraints over 4 iterations in 48 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2101]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:05] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:05] [INFO ] Invariant cache hit.
[2023-03-10 18:38:05] [INFO ] Implicit Places using invariants in 53 ms returned []
[2023-03-10 18:38:05] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:05] [INFO ] Invariant cache hit.
[2023-03-10 18:38:05] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:05] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
[2023-03-10 18:38:05] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:38:05] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:05] [INFO ] Invariant cache hit.
[2023-03-10 18:38:06] [INFO ] Dead Transitions using invariants and state equation in 53 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:06] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1419 ms. (steps per millisecond=704 ) properties (out of 1) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 476 ms. (steps per millisecond=2100 ) properties (out of 1) seen :2088
[2023-03-10 18:38:07] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:07] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 18:38:07] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:07] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-10 18:38:07] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:07] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:08] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:08] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:08] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:38:08] [INFO ] Added : 17 causal constraints over 4 iterations in 64 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2101]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:11] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:11] [INFO ] Invariant cache hit.
[2023-03-10 18:38:12] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-10 18:38:12] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:12] [INFO ] Invariant cache hit.
[2023-03-10 18:38:12] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:12] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
[2023-03-10 18:38:12] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 18:38:12] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:12] [INFO ] Invariant cache hit.
[2023-03-10 18:38:12] [INFO ] Dead Transitions using invariants and state equation in 54 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 200 ms. Remains : 37/37 places, 75/75 transitions.
Ending property specific reduction for DoubleLock-PT-p3s1-UpperBounds-06 in 18639 ms.
Starting property specific reduction for DoubleLock-PT-p3s1-UpperBounds-08
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:12] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 65 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :8
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :11
[2023-03-10 18:38:12] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:12] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:38:12] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:12] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:38:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:12] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-10 18:38:12] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:12] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:12] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:12] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:12] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:38:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:12] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:12] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:12] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:38:12] [INFO ] Added : 14 causal constraints over 3 iterations in 30 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[11]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 37/37 places, 76/76 transitions.
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:12] [INFO ] Computed 2 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 6516 resets, run finished after 1103 ms. (steps per millisecond=906 ) properties (out of 1) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 453 ms. (steps per millisecond=2207 ) properties (out of 1) seen :12
[2023-03-10 18:38:13] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:13] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-10 18:38:13] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:13] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:13] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-10 18:38:13] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:13] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:38:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:13] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 18:38:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:13] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:13] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:14] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:38:14] [INFO ] Added : 14 causal constraints over 3 iterations in 35 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[12]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2023-03-10 18:38:14] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:38:14] [INFO ] Invariant cache hit.
[2023-03-10 18:38:14] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-10 18:38:14] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:38:14] [INFO ] Invariant cache hit.
[2023-03-10 18:38:14] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:14] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
[2023-03-10 18:38:14] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:38:14] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:38:14] [INFO ] Invariant cache hit.
[2023-03-10 18:38:14] [INFO ] Dead Transitions using invariants and state equation in 62 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 208 ms. Remains : 37/37 places, 76/76 transitions.
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:14] [INFO ] Computed 2 place invariants in 0 ms
Incomplete random walk after 1000001 steps, including 6521 resets, run finished after 1086 ms. (steps per millisecond=920 ) properties (out of 1) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 451 ms. (steps per millisecond=2217 ) properties (out of 1) seen :9
[2023-03-10 18:38:15] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:15] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:38:15] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:15] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:38:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:15] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:15] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:15] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:15] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:15] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:38:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:15] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:15] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:15] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:38:15] [INFO ] Added : 14 causal constraints over 3 iterations in 32 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[12]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 76/76 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 76/76 (removed 0) transitions.
[2023-03-10 18:38:15] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:38:15] [INFO ] Invariant cache hit.
[2023-03-10 18:38:16] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-10 18:38:16] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:38:16] [INFO ] Invariant cache hit.
[2023-03-10 18:38:16] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:16] [INFO ] Implicit Places using invariants and state equation in 121 ms returned []
Implicit Place search using SMT with State Equation took 198 ms to find 0 implicit places.
[2023-03-10 18:38:16] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:38:16] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
[2023-03-10 18:38:16] [INFO ] Invariant cache hit.
[2023-03-10 18:38:16] [INFO ] Dead Transitions using invariants and state equation in 85 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 296 ms. Remains : 37/37 places, 76/76 transitions.
Ending property specific reduction for DoubleLock-PT-p3s1-UpperBounds-08 in 4119 ms.
Starting property specific reduction for DoubleLock-PT-p3s1-UpperBounds-09
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:16] [INFO ] Computed 2 place invariants in 0 ms
Incomplete random walk after 10000 steps, including 55 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :12
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :10
[2023-03-10 18:38:16] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:16] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:38:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:38:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:16] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-10 18:38:16] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:16] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:38:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:16] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-10 18:38:16] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:16] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 8 ms.
[2023-03-10 18:38:16] [INFO ] Added : 9 causal constraints over 4 iterations in 48 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[12]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 75
Applied a total of 1 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 75/76 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 37/37 places, 75/76 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:16] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1553 ms. (steps per millisecond=643 ) properties (out of 1) seen :167
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 423 ms. (steps per millisecond=2364 ) properties (out of 1) seen :3927
[2023-03-10 18:38:18] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:18] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:38:18] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:18] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-10 18:38:18] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:18] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:18] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:18] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:18] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 0 ms to minimize.
[2023-03-10 18:38:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2023-03-10 18:38:18] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:38:18] [INFO ] Added : 11 causal constraints over 4 iterations in 34 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[3927]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 13 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:21] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:21] [INFO ] Invariant cache hit.
[2023-03-10 18:38:21] [INFO ] Implicit Places using invariants in 44 ms returned []
[2023-03-10 18:38:21] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:21] [INFO ] Invariant cache hit.
[2023-03-10 18:38:22] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:22] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
[2023-03-10 18:38:22] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:38:22] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:22] [INFO ] Invariant cache hit.
[2023-03-10 18:38:22] [INFO ] Dead Transitions using invariants and state equation in 52 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 216 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:22] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1322 ms. (steps per millisecond=756 ) properties (out of 1) seen :239
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 422 ms. (steps per millisecond=2369 ) properties (out of 1) seen :3944
[2023-03-10 18:38:23] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:23] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 18:38:23] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:23] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:23] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:23] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:23] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-10 18:38:23] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:38:24] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 0 ms to minimize.
[2023-03-10 18:38:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2023-03-10 18:38:24] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:38:24] [INFO ] Added : 11 causal constraints over 4 iterations in 32 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[3944]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 7 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:27] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:27] [INFO ] Invariant cache hit.
[2023-03-10 18:38:27] [INFO ] Implicit Places using invariants in 63 ms returned []
[2023-03-10 18:38:27] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:27] [INFO ] Invariant cache hit.
[2023-03-10 18:38:27] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:27] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 163 ms to find 0 implicit places.
[2023-03-10 18:38:27] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:38:27] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:27] [INFO ] Invariant cache hit.
[2023-03-10 18:38:27] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 224 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:27] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 1330 ms. (steps per millisecond=751 ) properties (out of 1) seen :152
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 543 ms. (steps per millisecond=1841 ) properties (out of 1) seen :4070
[2023-03-10 18:38:29] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:29] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 18:38:29] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:29] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:38:29] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:29] [INFO ] [Real]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:38:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-10 18:38:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:29] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2023-03-10 18:38:29] [INFO ] [Nat]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:29] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 0 ms to minimize.
[2023-03-10 18:38:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 57 ms
[2023-03-10 18:38:29] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 7 ms.
[2023-03-10 18:38:30] [INFO ] Added : 11 causal constraints over 4 iterations in 54 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[4070]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:34] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:34] [INFO ] Invariant cache hit.
[2023-03-10 18:38:34] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-10 18:38:34] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:34] [INFO ] Invariant cache hit.
[2023-03-10 18:38:34] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:34] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 137 ms to find 0 implicit places.
[2023-03-10 18:38:34] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:38:34] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:34] [INFO ] Invariant cache hit.
[2023-03-10 18:38:34] [INFO ] Dead Transitions using invariants and state equation in 62 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 208 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:34] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1547 ms. (steps per millisecond=646 ) properties (out of 1) seen :221
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 423 ms. (steps per millisecond=2364 ) properties (out of 1) seen :3928
[2023-03-10 18:38:36] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:36] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:38:36] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:36] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:36] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:36] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:36] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:36] [INFO ] [Nat]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:38:36] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
[2023-03-10 18:38:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2023-03-10 18:38:36] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:38:36] [INFO ] Added : 11 causal constraints over 4 iterations in 35 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[4070]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:39] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:39] [INFO ] Invariant cache hit.
[2023-03-10 18:38:39] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-10 18:38:39] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:39] [INFO ] Invariant cache hit.
[2023-03-10 18:38:39] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:39] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
[2023-03-10 18:38:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:38:39] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:39] [INFO ] Invariant cache hit.
[2023-03-10 18:38:40] [INFO ] Dead Transitions using invariants and state equation in 57 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 201 ms. Remains : 37/37 places, 75/75 transitions.
Ending property specific reduction for DoubleLock-PT-p3s1-UpperBounds-09 in 23745 ms.
Starting property specific reduction for DoubleLock-PT-p3s1-UpperBounds-12
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:40] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 54 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :12
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :15
[2023-03-10 18:38:40] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:40] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:38:40] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:40] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:38:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:40] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:38:40] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:40] [INFO ] [Real]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:38:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:40] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:38:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:40] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-10 18:38:40] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:38:40] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 7 ms.
[2023-03-10 18:38:40] [INFO ] Added : 6 causal constraints over 2 iterations in 36 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[15]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 75
Applied a total of 1 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/76 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/76 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:40] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1638 ms. (steps per millisecond=610 ) properties (out of 1) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 461 ms. (steps per millisecond=2169 ) properties (out of 1) seen :10
[2023-03-10 18:38:42] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:42] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-10 18:38:42] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:42] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-10 18:38:42] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:42] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:42] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:42] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:42] [INFO ] Deduced a trap composed of 6 places in 43 ms of which 1 ms to minimize.
[2023-03-10 18:38:42] [INFO ] Deduced a trap composed of 6 places in 49 ms of which 0 ms to minimize.
[2023-03-10 18:38:42] [INFO ] Deduced a trap composed of 6 places in 46 ms of which 0 ms to minimize.
[2023-03-10 18:38:42] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 158 ms
[2023-03-10 18:38:42] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 7 ms.
[2023-03-10 18:38:42] [INFO ] Added : 4 causal constraints over 1 iterations in 26 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[15]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:42] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:42] [INFO ] Invariant cache hit.
[2023-03-10 18:38:42] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-10 18:38:42] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:42] [INFO ] Invariant cache hit.
[2023-03-10 18:38:42] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:42] [INFO ] Implicit Places using invariants and state equation in 115 ms returned []
Implicit Place search using SMT with State Equation took 195 ms to find 0 implicit places.
[2023-03-10 18:38:42] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:38:42] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:42] [INFO ] Invariant cache hit.
[2023-03-10 18:38:43] [INFO ] Dead Transitions using invariants and state equation in 88 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 306 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:43] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1540 ms. (steps per millisecond=649 ) properties (out of 1) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 456 ms. (steps per millisecond=2192 ) properties (out of 1) seen :13
[2023-03-10 18:38:45] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:45] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:38:45] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:45] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:45] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:45] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:45] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:45] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:45] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 1 ms to minimize.
[2023-03-10 18:38:45] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 0 ms to minimize.
[2023-03-10 18:38:45] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 0 ms to minimize.
[2023-03-10 18:38:45] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 108 ms
[2023-03-10 18:38:45] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:38:45] [INFO ] Added : 4 causal constraints over 1 iterations in 16 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[16]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:45] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:45] [INFO ] Invariant cache hit.
[2023-03-10 18:38:45] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-10 18:38:45] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:45] [INFO ] Invariant cache hit.
[2023-03-10 18:38:45] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:45] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
[2023-03-10 18:38:45] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:38:45] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:45] [INFO ] Invariant cache hit.
[2023-03-10 18:38:45] [INFO ] Dead Transitions using invariants and state equation in 55 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 179 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:45] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1537 ms. (steps per millisecond=650 ) properties (out of 1) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 455 ms. (steps per millisecond=2197 ) properties (out of 1) seen :11
[2023-03-10 18:38:47] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:47] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:38:47] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:47] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:47] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:47] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:47] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-10 18:38:47] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:38:47] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 0 ms to minimize.
[2023-03-10 18:38:47] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 1 ms to minimize.
[2023-03-10 18:38:47] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 0 ms to minimize.
[2023-03-10 18:38:47] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 112 ms
[2023-03-10 18:38:47] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:38:47] [INFO ] Added : 4 causal constraints over 1 iterations in 18 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[17]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:47] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:47] [INFO ] Invariant cache hit.
[2023-03-10 18:38:47] [INFO ] Implicit Places using invariants in 48 ms returned []
[2023-03-10 18:38:47] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:47] [INFO ] Invariant cache hit.
[2023-03-10 18:38:47] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:47] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
[2023-03-10 18:38:47] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:38:47] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:47] [INFO ] Invariant cache hit.
[2023-03-10 18:38:47] [INFO ] Dead Transitions using invariants and state equation in 63 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 205 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:47] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1590 ms. (steps per millisecond=628 ) properties (out of 1) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 464 ms. (steps per millisecond=2155 ) properties (out of 1) seen :12
[2023-03-10 18:38:49] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:49] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 18:38:49] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:49] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:49] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:49] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:50] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-10 18:38:50] [INFO ] [Nat]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:38:50] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 0 ms to minimize.
[2023-03-10 18:38:50] [INFO ] Deduced a trap composed of 6 places in 43 ms of which 1 ms to minimize.
[2023-03-10 18:38:50] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 1 ms to minimize.
[2023-03-10 18:38:50] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 146 ms
[2023-03-10 18:38:50] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 6 ms.
[2023-03-10 18:38:50] [INFO ] Added : 4 causal constraints over 1 iterations in 24 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[18]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:50] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:50] [INFO ] Invariant cache hit.
[2023-03-10 18:38:50] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-10 18:38:50] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:50] [INFO ] Invariant cache hit.
[2023-03-10 18:38:50] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:50] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
[2023-03-10 18:38:50] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:38:50] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:50] [INFO ] Invariant cache hit.
[2023-03-10 18:38:50] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 255 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:50] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1646 ms. (steps per millisecond=607 ) properties (out of 1) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 455 ms. (steps per millisecond=2197 ) properties (out of 1) seen :13
[2023-03-10 18:38:52] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:52] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:38:52] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:52] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:52] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:52] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:52] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:52] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:38:52] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:38:52] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 0 ms to minimize.
[2023-03-10 18:38:52] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
[2023-03-10 18:38:52] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 1 ms to minimize.
[2023-03-10 18:38:52] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 101 ms
[2023-03-10 18:38:52] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:38:52] [INFO ] Added : 4 causal constraints over 1 iterations in 16 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[19]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 5 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:52] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:52] [INFO ] Invariant cache hit.
[2023-03-10 18:38:52] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-10 18:38:52] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:52] [INFO ] Invariant cache hit.
[2023-03-10 18:38:52] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:52] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
[2023-03-10 18:38:52] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:38:52] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:53] [INFO ] Invariant cache hit.
[2023-03-10 18:38:53] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 211 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:53] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1384 ms. (steps per millisecond=722 ) properties (out of 1) seen :20
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 469 ms. (steps per millisecond=2132 ) properties (out of 1) seen :12
[2023-03-10 18:38:54] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:54] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:38:54] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:54] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-10 18:38:54] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:55] [INFO ] [Real]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:38:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:55] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-10 18:38:55] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:38:55] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 2 ms to minimize.
[2023-03-10 18:38:55] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 1 ms to minimize.
[2023-03-10 18:38:55] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 1 ms to minimize.
[2023-03-10 18:38:55] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 143 ms
[2023-03-10 18:38:55] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:38:55] [INFO ] Added : 4 causal constraints over 1 iterations in 27 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[20]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 3 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:55] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:55] [INFO ] Invariant cache hit.
[2023-03-10 18:38:55] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-10 18:38:55] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:55] [INFO ] Invariant cache hit.
[2023-03-10 18:38:55] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:55] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 185 ms to find 0 implicit places.
[2023-03-10 18:38:55] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:38:55] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:55] [INFO ] Invariant cache hit.
[2023-03-10 18:38:55] [INFO ] Dead Transitions using invariants and state equation in 89 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 300 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:55] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1588 ms. (steps per millisecond=629 ) properties (out of 1) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 455 ms. (steps per millisecond=2197 ) properties (out of 1) seen :11
[2023-03-10 18:38:57] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:57] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:38:57] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:57] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-10 18:38:57] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:57] [INFO ] [Real]Added 12 Read/Feed constraints in 4 ms returned sat
[2023-03-10 18:38:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:57] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:38:57] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:38:57] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
[2023-03-10 18:38:57] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 0 ms to minimize.
[2023-03-10 18:38:57] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 0 ms to minimize.
[2023-03-10 18:38:57] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 103 ms
[2023-03-10 18:38:57] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:38:57] [INFO ] Added : 4 causal constraints over 1 iterations in 15 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[21]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:38:57] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:57] [INFO ] Invariant cache hit.
[2023-03-10 18:38:57] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-10 18:38:57] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:57] [INFO ] Invariant cache hit.
[2023-03-10 18:38:57] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:57] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2023-03-10 18:38:57] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:38:57] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:38:57] [INFO ] Invariant cache hit.
[2023-03-10 18:38:58] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 37/37 places, 75/75 transitions.
Ending property specific reduction for DoubleLock-PT-p3s1-UpperBounds-12 in 18035 ms.
Starting property specific reduction for DoubleLock-PT-p3s1-UpperBounds-15
Normalized transition count is 61 out of 76 initially.
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:58] [INFO ] Computed 2 place invariants in 0 ms
Incomplete random walk after 10000 steps, including 69 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :4
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :6
[2023-03-10 18:38:58] [INFO ] Flow matrix only has 61 transitions (discarded 15 similar events)
// Phase 1: matrix 61 rows 37 cols
[2023-03-10 18:38:58] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 18:38:58] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 18:38:58] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 18:38:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:58] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-10 18:38:58] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:38:58] [INFO ] [Real]Added 12 Read/Feed constraints in 6 ms returned sat
[2023-03-10 18:38:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:38:58] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 18:38:58] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 18:38:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:38:58] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 18:38:58] [INFO ] [Nat]Added 12 Read/Feed constraints in 5 ms returned sat
[2023-03-10 18:38:58] [INFO ] Computed and/alt/rep : 30/128/30 causal constraints (skipped 29 transitions) in 9 ms.
[2023-03-10 18:38:58] [INFO ] Added : 22 causal constraints over 5 iterations in 69 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[6]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 76/76 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 37 transition count 75
Applied a total of 1 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/76 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 37/37 places, 75/76 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:38:58] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000003 steps, including 2 resets, run finished after 1736 ms. (steps per millisecond=576 ) properties (out of 1) seen :179
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 475 ms. (steps per millisecond=2105 ) properties (out of 1) seen :1961
[2023-03-10 18:39:00] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:39:00] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 18:39:00] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:39:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:39:00] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:39:00] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:39:00] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:39:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:39:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:39:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:39:00] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:39:00] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:39:00] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 1 ms to minimize.
[2023-03-10 18:39:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
[2023-03-10 18:39:00] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:39:00] [INFO ] Added : 9 causal constraints over 2 iterations in 23 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1961]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:39:06] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:06] [INFO ] Invariant cache hit.
[2023-03-10 18:39:06] [INFO ] Implicit Places using invariants in 49 ms returned []
[2023-03-10 18:39:06] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:06] [INFO ] Invariant cache hit.
[2023-03-10 18:39:06] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:39:06] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
[2023-03-10 18:39:06] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:39:06] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:06] [INFO ] Invariant cache hit.
[2023-03-10 18:39:06] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:39:06] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1472 ms. (steps per millisecond=679 ) properties (out of 1) seen :185
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 474 ms. (steps per millisecond=2109 ) properties (out of 1) seen :2005
[2023-03-10 18:39:08] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:39:08] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:39:08] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 18:39:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:39:08] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:39:08] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:39:08] [INFO ] [Real]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:39:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:39:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:39:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:39:08] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-10 18:39:08] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:39:08] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
[2023-03-10 18:39:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2023-03-10 18:39:08] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 4 ms.
[2023-03-10 18:39:08] [INFO ] Added : 9 causal constraints over 2 iterations in 34 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2005]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:39:14] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:14] [INFO ] Invariant cache hit.
[2023-03-10 18:39:14] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-10 18:39:14] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:14] [INFO ] Invariant cache hit.
[2023-03-10 18:39:14] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:39:14] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
[2023-03-10 18:39:14] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 18:39:14] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:14] [INFO ] Invariant cache hit.
[2023-03-10 18:39:14] [INFO ] Dead Transitions using invariants and state equation in 48 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 186 ms. Remains : 37/37 places, 75/75 transitions.
Normalized transition count is 60 out of 75 initially.
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:39:14] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1531 ms. (steps per millisecond=653 ) properties (out of 1) seen :170
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 476 ms. (steps per millisecond=2100 ) properties (out of 1) seen :1971
[2023-03-10 18:39:16] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
// Phase 1: matrix 60 rows 37 cols
[2023-03-10 18:39:16] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 18:39:16] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:39:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 18:39:16] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:39:16] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:39:16] [INFO ] [Real]Added 12 Read/Feed constraints in 2 ms returned sat
[2023-03-10 18:39:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 18:39:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 18:39:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 18:39:16] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-10 18:39:16] [INFO ] [Nat]Added 12 Read/Feed constraints in 3 ms returned sat
[2023-03-10 18:39:16] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 1 ms to minimize.
[2023-03-10 18:39:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2023-03-10 18:39:16] [INFO ] Computed and/alt/rep : 29/126/29 causal constraints (skipped 29 transitions) in 5 ms.
[2023-03-10 18:39:16] [INFO ] Added : 9 causal constraints over 2 iterations in 22 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2005]
Support contains 1 out of 37 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 37/37 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 37/37 places, 75/75 transitions.
Applied a total of 0 rules in 2 ms. Remains 37 /37 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2023-03-10 18:39:22] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:22] [INFO ] Invariant cache hit.
[2023-03-10 18:39:22] [INFO ] Implicit Places using invariants in 58 ms returned []
[2023-03-10 18:39:22] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:22] [INFO ] Invariant cache hit.
[2023-03-10 18:39:22] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-10 18:39:22] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 143 ms to find 0 implicit places.
[2023-03-10 18:39:22] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 18:39:22] [INFO ] Flow matrix only has 60 transitions (discarded 15 similar events)
[2023-03-10 18:39:22] [INFO ] Invariant cache hit.
[2023-03-10 18:39:22] [INFO ] Dead Transitions using invariants and state equation in 62 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 212 ms. Remains : 37/37 places, 75/75 transitions.
Ending property specific reduction for DoubleLock-PT-p3s1-UpperBounds-15 in 24738 ms.
[2023-03-10 18:39:23] [INFO ] Flatten gal took : 76 ms
[2023-03-10 18:39:23] [INFO ] Export to MCC of 6 properties in file /home/mcc/execution/UpperBounds.sr.xml took 3 ms.
[2023-03-10 18:39:23] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 37 places, 76 transitions and 304 arcs took 3 ms.
Total runtime 135589 ms.
There are residual formulas that ITS could not solve within timeout
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running DoubleLock (PT), instance p3s1
Examination UpperBounds
Parser /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//parser/UpperBoundParse.jar
Model checker /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//upper_bound//smart

PNML FILE: model.pnml
Petri model created: 37 places, 76 transitions, 304 arcs.
Final Score: 477.013
Took : 3 seconds
Bounds file is: UpperBounds.xml

BK_STOP 1678474457363

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
ERROR:
Generation failed in Meddly with error code:
Insufficient memory
within model automodel instantiated in file model.sm near line 438
/home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//smart.sh: line 116: 1484 Segmentation fault ${SMART}/smart ${INPUT_SM}

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="DoubleLock-PT-p3s1"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="smartxred"
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 2-5348"
echo " Executing tool smartxred"
echo " Input is DoubleLock-PT-p3s1, 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 r139-smll-167819423400549"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p3s1.tgz
mv DoubleLock-PT-p3s1 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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;