Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r312-tall-165472282100325.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is DoubleLock-PT-p2s1, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r312-tall-165472282100325
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 620K
-rw-r--r-- 1 mcc users 7.9K Jun 7 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Jun 7 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Jun 7 16:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Jun 7 16:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Jun 6 15:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Jun 6 15:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Jun 6 15:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Jun 6 15:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 6 12:11 NewModel
-rw-r--r-- 1 mcc users 15K Jun 7 16:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 172K Jun 7 16:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Jun 7 16:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Jun 7 16:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Jun 6 15:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 6 15:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 6 12:11 equiv_col
-rw-r--r-- 1 mcc users 5 Jun 6 12:11 instance
-rw-r--r-- 1 mcc users 6 Jun 6 12:11 iscolored
-rw-r--r-- 1 mcc users 97K Jun 6 12:11 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-p2s1-UpperBounds-00
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-01
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-02
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-03
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-04
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-05
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-06
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-07
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-08
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-09
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-10
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-11
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-12
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-13
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-14
FORMULA_NAME DoubleLock-PT-p2s1-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1654801341612

Running Version 202205111006
[2022-06-09 19:02:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-06-09 19:02:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-09 19:02:23] [INFO ] Load time of PNML (sax parser for PT used): 94 ms
[2022-06-09 19:02:23] [INFO ] Transformed 64 places.
[2022-06-09 19:02:23] [INFO ] Transformed 212 transitions.
[2022-06-09 19:02:23] [INFO ] Parsed PT model containing 64 places and 212 transitions in 201 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 8 transitions.
FORMULA DoubleLock-PT-p2s1-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p2s1-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 152 out of 204 initially.
// Phase 1: matrix 152 rows 56 cols
[2022-06-09 19:02:23] [INFO ] Computed 4 place invariants in 23 ms
FORMULA DoubleLock-PT-p2s1-UpperBounds-08 10 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 45 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 13) seen :55
FORMULA DoubleLock-PT-p2s1-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p2s1-UpperBounds-14 10 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p2s1-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p2s1-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p2s1-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p2s1-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p2s1-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p2s1-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p2s1-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 4) seen :47
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 4) seen :30
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 4) seen :40
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 4) seen :27
[2022-06-09 19:02:23] [INFO ] Flow matrix only has 152 transitions (discarded 52 similar events)
// Phase 1: matrix 152 rows 56 cols
[2022-06-09 19:02:23] [INFO ] Computed 4 place invariants in 6 ms
[2022-06-09 19:02:23] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:23] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2022-06-09 19:02:23] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:23] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2022-06-09 19:02:23] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:02:23] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:02:23] [INFO ] Computed and/alt/rep : 67/466/67 causal constraints (skipped 83 transitions) in 21 ms.
[2022-06-09 19:02:23] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 5 ms to minimize.
[2022-06-09 19:02:23] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 2 ms to minimize.
[2022-06-09 19:02:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 142 ms
[2022-06-09 19:02:23] [INFO ] Added : 11 causal constraints over 3 iterations in 225 ms. Result :sat
Minimization took 17 ms.
[2022-06-09 19:02:23] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 4 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:23] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2022-06-09 19:02:23] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 7 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:23] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2022-06-09 19:02:23] [INFO ] [Nat]Added 27 Read/Feed constraints in 19 ms returned sat
[2022-06-09 19:02:24] [INFO ] Computed and/alt/rep : 67/466/67 causal constraints (skipped 83 transitions) in 30 ms.
[2022-06-09 19:02:24] [INFO ] Added : 38 causal constraints over 8 iterations in 140 ms. Result :sat
Minimization took 45 ms.
[2022-06-09 19:02:24] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:24] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Real]Added 27 Read/Feed constraints in 7 ms returned sat
[2022-06-09 19:02:24] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:24] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Nat]Added 27 Read/Feed constraints in 6 ms returned sat
[2022-06-09 19:02:24] [INFO ] Computed and/alt/rep : 67/466/67 causal constraints (skipped 83 transitions) in 16 ms.
[2022-06-09 19:02:24] [INFO ] Added : 13 causal constraints over 3 iterations in 63 ms. Result :sat
Minimization took 26 ms.
[2022-06-09 19:02:24] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:24] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2022-06-09 19:02:24] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:24] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2022-06-09 19:02:24] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:02:24] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 2 ms to minimize.
[2022-06-09 19:02:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 55 ms
[2022-06-09 19:02:24] [INFO ] Computed and/alt/rep : 67/466/67 causal constraints (skipped 83 transitions) in 18 ms.
[2022-06-09 19:02:24] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 1 ms to minimize.
[2022-06-09 19:02:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 65 ms
[2022-06-09 19:02:24] [INFO ] Added : 13 causal constraints over 3 iterations in 142 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1] Max seen :[20, 24, 12, 12]
Support contains 4 out of 56 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 56/56 places, 204/204 transitions.
Graph (complete) has 357 edges and 56 vertex of which 53 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.3 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 53 transition count 202
Applied a total of 3 rules in 20 ms. Remains 53 /56 variables (removed 3) and now considering 202/204 (removed 2) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/56 places, 202/204 transitions.
Normalized transition count is 150 out of 202 initially.
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:25] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 3379 resets, run finished after 1495 ms. (steps per millisecond=668 ) properties (out of 4) seen :89
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 668 ms. (steps per millisecond=1497 ) properties (out of 4) seen :2164
Incomplete Best-First random walk after 1000001 steps, including 659 resets, run finished after 556 ms. (steps per millisecond=1798 ) properties (out of 4) seen :64
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 418 ms. (steps per millisecond=2392 ) properties (out of 4) seen :2182
Incomplete Best-First random walk after 1000001 steps, including 570 resets, run finished after 422 ms. (steps per millisecond=2369 ) properties (out of 4) seen :87
[2022-06-09 19:02:28] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:28] [INFO ] Computed 2 place invariants in 5 ms
[2022-06-09 19:02:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:28] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2022-06-09 19:02:28] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:28] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:02:28] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:02:28] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:02:28] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 14 ms.
[2022-06-09 19:02:28] [INFO ] Added : 10 causal constraints over 2 iterations in 45 ms. Result :sat
Minimization took 13 ms.
[2022-06-09 19:02:28] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:28] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2022-06-09 19:02:28] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 6 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:28] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2022-06-09 19:02:28] [INFO ] [Nat]Added 27 Read/Feed constraints in 6 ms returned sat
[2022-06-09 19:02:28] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 20 ms.
[2022-06-09 19:02:29] [INFO ] Added : 38 causal constraints over 8 iterations in 125 ms. Result :sat
Minimization took 25 ms.
[2022-06-09 19:02:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:29] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Real]Added 27 Read/Feed constraints in 8 ms returned sat
[2022-06-09 19:02:29] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:29] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:02:29] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 16 ms.
[2022-06-09 19:02:29] [INFO ] Added : 22 causal constraints over 5 iterations in 85 ms. Result :sat
Minimization took 22 ms.
[2022-06-09 19:02:29] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:29] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Real]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:02:29] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:29] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:29] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:02:29] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:02:29] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 15 ms.
[2022-06-09 19:02:29] [INFO ] Added : 17 causal constraints over 4 iterations in 75 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1] Max seen :[20, 2155, 13, 60]
Support contains 4 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Applied a total of 0 rules in 8 ms. Remains 53 /53 variables (removed 0) and now considering 202/202 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 202/202 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Applied a total of 0 rules in 7 ms. Remains 53 /53 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2022-06-09 19:02:31] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:31] [INFO ] Computed 2 place invariants in 2 ms
[2022-06-09 19:02:31] [INFO ] Implicit Places using invariants in 56 ms returned []
[2022-06-09 19:02:31] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:31] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:02:31] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:02:31] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
[2022-06-09 19:02:31] [INFO ] Redundant transitions in 8 ms returned []
[2022-06-09 19:02:31] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:31] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:02:32] [INFO ] Dead Transitions using invariants and state equation in 87 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 202/202 transitions.
Normalized transition count is 150 out of 202 initially.
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:32] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 3284 resets, run finished after 1386 ms. (steps per millisecond=721 ) properties (out of 4) seen :151
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 458 ms. (steps per millisecond=2183 ) properties (out of 4) seen :2197
Incomplete Best-First random walk after 1000001 steps, including 648 resets, run finished after 469 ms. (steps per millisecond=2132 ) properties (out of 4) seen :67
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 454 ms. (steps per millisecond=2202 ) properties (out of 4) seen :2152
Incomplete Best-First random walk after 1000000 steps, including 523 resets, run finished after 447 ms. (steps per millisecond=2237 ) properties (out of 4) seen :89
[2022-06-09 19:02:35] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:35] [INFO ] Computed 2 place invariants in 3 ms
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:02:35] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2022-06-09 19:02:35] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:02:35] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:02:35] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 16 ms.
[2022-06-09 19:02:35] [INFO ] Added : 10 causal constraints over 2 iterations in 65 ms. Result :sat
Minimization took 15 ms.
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:02:35] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Nat]Added 27 Read/Feed constraints in 6 ms returned sat
[2022-06-09 19:02:35] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 13 ms.
[2022-06-09 19:02:35] [INFO ] Added : 35 causal constraints over 7 iterations in 115 ms. Result :sat
Minimization took 35 ms.
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:35] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Real]Added 27 Read/Feed constraints in 12 ms returned sat
[2022-06-09 19:02:35] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:35] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:02:35] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:02:35] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 22 ms.
[2022-06-09 19:02:35] [INFO ] Added : 22 causal constraints over 5 iterations in 83 ms. Result :sat
Minimization took 31 ms.
[2022-06-09 19:02:36] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:36] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:36] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:02:36] [INFO ] [Real]Added 27 Read/Feed constraints in 6 ms returned sat
[2022-06-09 19:02:36] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:36] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:36] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2022-06-09 19:02:36] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:02:36] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 13 ms.
[2022-06-09 19:02:36] [INFO ] Added : 17 causal constraints over 4 iterations in 64 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1] Max seen :[20, 2169, 13, 68]
Support contains 4 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Applied a total of 0 rules in 7 ms. Remains 53 /53 variables (removed 0) and now considering 202/202 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 202/202 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Applied a total of 0 rules in 6 ms. Remains 53 /53 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2022-06-09 19:02:38] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:38] [INFO ] Computed 2 place invariants in 4 ms
[2022-06-09 19:02:38] [INFO ] Implicit Places using invariants in 53 ms returned []
[2022-06-09 19:02:38] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:38] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:02:38] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:02:39] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
[2022-06-09 19:02:39] [INFO ] Redundant transitions in 6 ms returned []
[2022-06-09 19:02:39] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:39] [INFO ] Computed 2 place invariants in 0 ms
[2022-06-09 19:02:39] [INFO ] Dead Transitions using invariants and state equation in 73 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 202/202 transitions.
Normalized transition count is 150 out of 202 initially.
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:39] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 1000002 steps, including 3321 resets, run finished after 1369 ms. (steps per millisecond=730 ) properties (out of 4) seen :98
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 453 ms. (steps per millisecond=2207 ) properties (out of 4) seen :2206
Incomplete Best-First random walk after 1000001 steps, including 632 resets, run finished after 475 ms. (steps per millisecond=2105 ) properties (out of 4) seen :78
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 448 ms. (steps per millisecond=2232 ) properties (out of 4) seen :2161
Incomplete Best-First random walk after 1000001 steps, including 555 resets, run finished after 453 ms. (steps per millisecond=2207 ) properties (out of 4) seen :84
[2022-06-09 19:02:42] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:02:42] [INFO ] Computed 2 place invariants in 3 ms
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2022-06-09 19:02:42] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2022-06-09 19:02:42] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:02:42] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:02:42] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 10 ms.
[2022-06-09 19:02:42] [INFO ] Added : 10 causal constraints over 2 iterations in 41 ms. Result :sat
Minimization took 16 ms.
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:02:42] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:02:42] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 10 ms.
[2022-06-09 19:02:42] [INFO ] Added : 35 causal constraints over 7 iterations in 99 ms. Result :sat
Minimization took 24 ms.
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 3 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:42] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Real]Added 27 Read/Feed constraints in 9 ms returned sat
[2022-06-09 19:02:42] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 4 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:42] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2022-06-09 19:02:42] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:02:42] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 10 ms.
[2022-06-09 19:02:42] [INFO ] Added : 22 causal constraints over 5 iterations in 69 ms. Result :sat
Minimization took 21 ms.
[2022-06-09 19:02:43] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:43] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:02:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:43] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:02:43] [INFO ] [Real]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:02:43] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:02:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:02:43] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:02:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:02:43] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:02:43] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:02:43] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 10 ms.
[2022-06-09 19:02:43] [INFO ] Added : 17 causal constraints over 4 iterations in 62 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1] Max seen :[20, 59377, 13, 68]
Support contains 4 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Applied a total of 0 rules in 7 ms. Remains 53 /53 variables (removed 0) and now considering 202/202 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 202/202 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Applied a total of 0 rules in 6 ms. Remains 53 /53 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2022-06-09 19:03:13] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:13] [INFO ] Computed 2 place invariants in 3 ms
[2022-06-09 19:03:13] [INFO ] Implicit Places using invariants in 55 ms returned []
[2022-06-09 19:03:13] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:13] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:03:13] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:03:13] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
[2022-06-09 19:03:13] [INFO ] Redundant transitions in 3 ms returned []
[2022-06-09 19:03:13] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:13] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:03:13] [INFO ] Dead Transitions using invariants and state equation in 74 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 202/202 transitions.
Normalized transition count is 150 out of 202 initially.
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:13] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 1000002 steps, including 3380 resets, run finished after 1299 ms. (steps per millisecond=769 ) properties (out of 4) seen :99
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 420 ms. (steps per millisecond=2380 ) properties (out of 4) seen :2204
Incomplete Best-First random walk after 1000001 steps, including 610 resets, run finished after 439 ms. (steps per millisecond=2277 ) properties (out of 4) seen :70
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 433 ms. (steps per millisecond=2309 ) properties (out of 4) seen :2154
Incomplete Best-First random walk after 1000001 steps, including 549 resets, run finished after 458 ms. (steps per millisecond=2183 ) properties (out of 4) seen :66
[2022-06-09 19:03:16] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:16] [INFO ] Computed 2 place invariants in 5 ms
[2022-06-09 19:03:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:16] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2022-06-09 19:03:16] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:03:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:16] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:03:16] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:03:16] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:03:16] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 9 ms.
[2022-06-09 19:03:16] [INFO ] Added : 10 causal constraints over 2 iterations in 39 ms. Result :sat
Minimization took 15 ms.
[2022-06-09 19:03:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:16] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:03:16] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:03:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:16] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:03:16] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:03:16] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 16 ms.
[2022-06-09 19:03:17] [INFO ] Added : 38 causal constraints over 8 iterations in 128 ms. Result :sat
Minimization took 24 ms.
[2022-06-09 19:03:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:17] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Real]Added 27 Read/Feed constraints in 10 ms returned sat
[2022-06-09 19:03:17] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:03:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:17] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:03:17] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 11 ms.
[2022-06-09 19:03:17] [INFO ] Added : 22 causal constraints over 5 iterations in 76 ms. Result :sat
Minimization took 22 ms.
[2022-06-09 19:03:17] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:17] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Real]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:03:17] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:03:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:17] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:03:17] [INFO ] [Nat]Added 27 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:03:17] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 10 ms.
[2022-06-09 19:03:17] [INFO ] Added : 17 causal constraints over 4 iterations in 58 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1] Max seen :[20, 725015, 13, 68]
Support contains 4 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Applied a total of 0 rules in 15 ms. Remains 53 /53 variables (removed 0) and now considering 202/202 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 202/202 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 202/202 (removed 0) transitions.
[2022-06-09 19:03:47] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:47] [INFO ] Computed 2 place invariants in 0 ms
[2022-06-09 19:03:47] [INFO ] Implicit Places using invariants in 56 ms returned []
[2022-06-09 19:03:47] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:47] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:03:47] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:03:47] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
[2022-06-09 19:03:47] [INFO ] Redundant transitions in 2 ms returned []
[2022-06-09 19:03:47] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:47] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:03:47] [INFO ] Dead Transitions using invariants and state equation in 66 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 202/202 transitions.
Starting property specific reduction for DoubleLock-PT-p2s1-UpperBounds-00
Normalized transition count is 150 out of 202 initially.
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:47] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 10000 steps, including 39 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :22
[2022-06-09 19:03:47] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:47] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:03:48] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:48] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:03:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:48] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2022-06-09 19:03:48] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:03:48] [INFO ] [Real]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:03:48] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:03:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:48] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:48] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:03:48] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:03:48] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 9 ms.
[2022-06-09 19:03:48] [INFO ] Added : 10 causal constraints over 2 iterations in 38 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[22]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Graph (complete) has 342 edges and 53 vertex of which 52 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 52 transition count 200
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 51 transition count 196
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 51 transition count 196
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 50 transition count 192
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 50 transition count 192
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 49 transition count 188
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 49 transition count 188
Applied a total of 9 rules in 11 ms. Remains 49 /53 variables (removed 4) and now considering 188/202 (removed 14) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/53 places, 188/202 transitions.
Normalized transition count is 139 out of 188 initially.
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:03:48] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1393 ms. (steps per millisecond=717 ) properties (out of 1) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 400 ms. (steps per millisecond=2500 ) properties (out of 1) seen :21
[2022-06-09 19:03:50] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:03:50] [INFO ] Computed 3 place invariants in 3 ms
[2022-06-09 19:03:50] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2022-06-09 19:03:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:50] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2022-06-09 19:03:50] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:03:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:50] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:03:50] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:03:50] [INFO ] [Nat]Added 26 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:03:50] [INFO ] Computed and/alt/rep : 59/378/59 causal constraints (skipped 78 transitions) in 8 ms.
[2022-06-09 19:03:50] [INFO ] Added : 11 causal constraints over 4 iterations in 50 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[22]
Support contains 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 188/188 transitions.
Applied a total of 0 rules in 4 ms. Remains 49 /49 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 188/188 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 188/188 transitions.
Applied a total of 0 rules in 3 ms. Remains 49 /49 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2022-06-09 19:03:50] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:03:50] [INFO ] Computed 3 place invariants in 2 ms
[2022-06-09 19:03:50] [INFO ] Implicit Places using invariants in 84 ms returned []
[2022-06-09 19:03:50] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:03:50] [INFO ] Computed 3 place invariants in 2 ms
[2022-06-09 19:03:50] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:03:50] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
[2022-06-09 19:03:50] [INFO ] Redundant transitions in 1 ms returned []
[2022-06-09 19:03:50] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:03:50] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:03:50] [INFO ] Dead Transitions using invariants and state equation in 77 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 188/188 transitions.
Ending property specific reduction for DoubleLock-PT-p2s1-UpperBounds-00 in 2550 ms.
Starting property specific reduction for DoubleLock-PT-p2s1-UpperBounds-03
Normalized transition count is 150 out of 202 initially.
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:50] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 35 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :28
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :9
[2022-06-09 19:03:50] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:03:50] [INFO ] Computed 2 place invariants in 2 ms
[2022-06-09 19:03:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:50] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2022-06-09 19:03:50] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:03:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:03:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:50] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2022-06-09 19:03:50] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:03:50] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:03:50] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 9 ms.
[2022-06-09 19:03:50] [INFO ] Added : 47 causal constraints over 10 iterations in 124 ms. Result :sat
Minimization took 49 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[28]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 53 transition count 200
Applied a total of 2 rules in 5 ms. Remains 53 /53 variables (removed 0) and now considering 200/202 (removed 2) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 200/202 transitions.
Normalized transition count is 148 out of 200 initially.
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:03:50] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1490 ms. (steps per millisecond=671 ) properties (out of 1) seen :10102
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 483 ms. (steps per millisecond=2070 ) properties (out of 1) seen :1353
[2022-06-09 19:03:52] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:03:52] [INFO ] Computed 3 place invariants in 3 ms
[2022-06-09 19:03:52] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:03:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:52] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:03:52] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:03:52] [INFO ] [Real]Added 27 Read/Feed constraints in 7 ms returned sat
[2022-06-09 19:03:52] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:03:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2022-06-09 19:03:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:03:53] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2022-06-09 19:03:53] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:03:53] [INFO ] Deduced a trap composed of 11 places in 60 ms of which 1 ms to minimize.
[2022-06-09 19:03:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
[2022-06-09 19:03:53] [INFO ] Computed and/alt/rep : 65/458/65 causal constraints (skipped 81 transitions) in 7 ms.
[2022-06-09 19:03:53] [INFO ] Added : 45 causal constraints over 9 iterations in 123 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[10102]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 200/200 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 200/200 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 200/200 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 200/200 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 200/200 (removed 0) transitions.
[2022-06-09 19:04:14] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:14] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:04:14] [INFO ] Implicit Places using invariants in 79 ms returned []
[2022-06-09 19:04:14] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:14] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:04:14] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:04:14] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
[2022-06-09 19:04:14] [INFO ] Redundant transitions in 1 ms returned []
[2022-06-09 19:04:14] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:14] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:04:14] [INFO ] Dead Transitions using invariants and state equation in 119 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 200/200 transitions.
Normalized transition count is 148 out of 200 initially.
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:14] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1456 ms. (steps per millisecond=686 ) properties (out of 1) seen :9474
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 463 ms. (steps per millisecond=2159 ) properties (out of 1) seen :1338
[2022-06-09 19:04:16] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:16] [INFO ] Computed 3 place invariants in 2 ms
[2022-06-09 19:04:16] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:04:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:04:16] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2022-06-09 19:04:16] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:04:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:04:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:04:17] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:04:17] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:04:17] [INFO ] [Nat]Added 27 Read/Feed constraints in 6 ms returned sat
[2022-06-09 19:04:17] [INFO ] Computed and/alt/rep : 65/458/65 causal constraints (skipped 81 transitions) in 10 ms.
[2022-06-09 19:04:17] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 1 ms to minimize.
[2022-06-09 19:04:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2022-06-09 19:04:17] [INFO ] Added : 14 causal constraints over 3 iterations in 132 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[619585]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 200/200 transitions.
Applied a total of 0 rules in 5 ms. Remains 53 /53 variables (removed 0) and now considering 200/200 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 200/200 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 200/200 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 200/200 (removed 0) transitions.
[2022-06-09 19:04:47] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:47] [INFO ] Computed 3 place invariants in 2 ms
[2022-06-09 19:04:47] [INFO ] Implicit Places using invariants in 59 ms returned []
[2022-06-09 19:04:47] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:47] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:04:47] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:04:47] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
[2022-06-09 19:04:47] [INFO ] Redundant transitions in 0 ms returned []
[2022-06-09 19:04:47] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:47] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:04:47] [INFO ] Dead Transitions using invariants and state equation in 76 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 200/200 transitions.
Normalized transition count is 148 out of 200 initially.
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:47] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1447 ms. (steps per millisecond=691 ) properties (out of 1) seen :9922
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 :1394
[2022-06-09 19:04:49] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:04:49] [INFO ] Computed 3 place invariants in 2 ms
[2022-06-09 19:04:49] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2022-06-09 19:04:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:04:49] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2022-06-09 19:04:49] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:04:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:04:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:04:49] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:04:49] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:04:49] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:04:49] [INFO ] Computed and/alt/rep : 65/458/65 causal constraints (skipped 81 transitions) in 9 ms.
[2022-06-09 19:04:49] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 1 ms to minimize.
[2022-06-09 19:04:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 61 ms
[2022-06-09 19:04:49] [INFO ] Added : 14 causal constraints over 3 iterations in 118 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[698283]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 200/200 transitions.
Applied a total of 0 rules in 15 ms. Remains 53 /53 variables (removed 0) and now considering 200/200 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 200/200 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 200/200 transitions.
Applied a total of 0 rules in 4 ms. Remains 53 /53 variables (removed 0) and now considering 200/200 (removed 0) transitions.
[2022-06-09 19:05:19] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:05:19] [INFO ] Computed 3 place invariants in 3 ms
[2022-06-09 19:05:19] [INFO ] Implicit Places using invariants in 56 ms returned []
[2022-06-09 19:05:19] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:05:19] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:19] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:05:19] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
[2022-06-09 19:05:19] [INFO ] Redundant transitions in 0 ms returned []
[2022-06-09 19:05:19] [INFO ] Flow matrix only has 148 transitions (discarded 52 similar events)
// Phase 1: matrix 148 rows 53 cols
[2022-06-09 19:05:19] [INFO ] Computed 3 place invariants in 0 ms
[2022-06-09 19:05:19] [INFO ] Dead Transitions using invariants and state equation in 73 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 53/53 places, 200/200 transitions.
Ending property specific reduction for DoubleLock-PT-p2s1-UpperBounds-03 in 89332 ms.
Starting property specific reduction for DoubleLock-PT-p2s1-UpperBounds-04
Normalized transition count is 150 out of 202 initially.
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:05:19] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 34 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :9
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :12
[2022-06-09 19:05:19] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:05:19] [INFO ] Computed 2 place invariants in 4 ms
[2022-06-09 19:05:19] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:19] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:05:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:19] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:05:19] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:05:19] [INFO ] [Real]Added 27 Read/Feed constraints in 7 ms returned sat
[2022-06-09 19:05:19] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:05:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:19] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:05:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:19] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:05:19] [INFO ] [Nat]Added 27 Read/Feed constraints in 6 ms returned sat
[2022-06-09 19:05:20] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 9 ms.
[2022-06-09 19:05:20] [INFO ] Added : 14 causal constraints over 4 iterations in 55 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[12]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Graph (complete) has 342 edges and 53 vertex of which 52 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 51 transition count 198
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 51 transition count 198
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 50 transition count 194
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 50 transition count 194
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 6 place count 49 transition count 190
Iterating global reduction 0 with 1 rules applied. Total rules applied 7 place count 49 transition count 190
Applied a total of 7 rules in 19 ms. Remains 49 /53 variables (removed 4) and now considering 190/202 (removed 12) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/53 places, 190/202 transitions.
Normalized transition count is 141 out of 190 initially.
// Phase 1: matrix 141 rows 49 cols
[2022-06-09 19:05:20] [INFO ] Computed 2 place invariants in 3 ms
Incomplete random walk after 1000000 steps, including 3372 resets, run finished after 1238 ms. (steps per millisecond=807 ) properties (out of 1) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 392 ms. (steps per millisecond=2551 ) properties (out of 1) seen :12
[2022-06-09 19:05:21] [INFO ] Flow matrix only has 141 transitions (discarded 49 similar events)
// Phase 1: matrix 141 rows 49 cols
[2022-06-09 19:05:21] [INFO ] Computed 2 place invariants in 2 ms
[2022-06-09 19:05:21] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2022-06-09 19:05:21] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:05:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:21] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2022-06-09 19:05:21] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:05:21] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:21] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:05:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:21] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:05:21] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:05:21] [INFO ] [Nat]Added 26 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:05:21] [INFO ] Computed and/alt/rep : 60/382/60 causal constraints (skipped 79 transitions) in 9 ms.
[2022-06-09 19:05:21] [INFO ] Added : 27 causal constraints over 6 iterations in 74 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[12]
Support contains 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 190/190 transitions.
Applied a total of 0 rules in 3 ms. Remains 49 /49 variables (removed 0) and now considering 190/190 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 190/190 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 190/190 transitions.
Applied a total of 0 rules in 3 ms. Remains 49 /49 variables (removed 0) and now considering 190/190 (removed 0) transitions.
[2022-06-09 19:05:22] [INFO ] Flow matrix only has 141 transitions (discarded 49 similar events)
// Phase 1: matrix 141 rows 49 cols
[2022-06-09 19:05:22] [INFO ] Computed 2 place invariants in 2 ms
[2022-06-09 19:05:22] [INFO ] Implicit Places using invariants in 48 ms returned []
[2022-06-09 19:05:22] [INFO ] Flow matrix only has 141 transitions (discarded 49 similar events)
// Phase 1: matrix 141 rows 49 cols
[2022-06-09 19:05:22] [INFO ] Computed 2 place invariants in 1 ms
[2022-06-09 19:05:22] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:05:22] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
[2022-06-09 19:05:22] [INFO ] Redundant transitions in 0 ms returned []
[2022-06-09 19:05:22] [INFO ] Flow matrix only has 141 transitions (discarded 49 similar events)
// Phase 1: matrix 141 rows 49 cols
[2022-06-09 19:05:22] [INFO ] Computed 2 place invariants in 0 ms
[2022-06-09 19:05:22] [INFO ] Dead Transitions using invariants and state equation in 72 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 190/190 transitions.
Ending property specific reduction for DoubleLock-PT-p2s1-UpperBounds-04 in 2383 ms.
Starting property specific reduction for DoubleLock-PT-p2s1-UpperBounds-12
Normalized transition count is 150 out of 202 initially.
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:05:22] [INFO ] Computed 2 place invariants in 3 ms
Incomplete random walk after 10000 steps, including 33 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :13
[2022-06-09 19:05:22] [INFO ] Flow matrix only has 150 transitions (discarded 52 similar events)
// Phase 1: matrix 150 rows 53 cols
[2022-06-09 19:05:22] [INFO ] Computed 2 place invariants in 2 ms
[2022-06-09 19:05:22] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:22] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2022-06-09 19:05:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:22] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2022-06-09 19:05:22] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:05:22] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:22] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2022-06-09 19:05:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:22] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2022-06-09 19:05:22] [INFO ] State equation strengthened by 27 read => feed constraints.
[2022-06-09 19:05:22] [INFO ] [Nat]Added 27 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:05:22] [INFO ] Computed and/alt/rep : 66/462/66 causal constraints (skipped 82 transitions) in 10 ms.
[2022-06-09 19:05:22] [INFO ] Added : 9 causal constraints over 3 iterations in 51 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[13]
Support contains 1 out of 53 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 53/53 places, 202/202 transitions.
Graph (complete) has 342 edges and 53 vertex of which 52 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 52 transition count 200
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 51 transition count 196
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 51 transition count 196
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 50 transition count 192
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 50 transition count 192
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 49 transition count 188
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 49 transition count 188
Applied a total of 9 rules in 10 ms. Remains 49 /53 variables (removed 4) and now considering 188/202 (removed 14) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/53 places, 188/202 transitions.
Normalized transition count is 139 out of 188 initially.
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:22] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 1396 ms. (steps per millisecond=716 ) properties (out of 1) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 441 ms. (steps per millisecond=2267 ) properties (out of 1) seen :1644
[2022-06-09 19:05:24] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:24] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:24] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:24] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:05:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:05:24] [INFO ] [Real]Added 26 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:05:24] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:05:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2022-06-09 19:05:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:24] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2022-06-09 19:05:24] [INFO ] [Nat]Added 26 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:05:24] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 1 ms to minimize.
[2022-06-09 19:05:24] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 1 ms to minimize.
[2022-06-09 19:05:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 118 ms
[2022-06-09 19:05:24] [INFO ] Computed and/alt/rep : 59/378/59 causal constraints (skipped 78 transitions) in 10 ms.
[2022-06-09 19:05:24] [INFO ] Added : 23 causal constraints over 6 iterations in 66 ms. Result :sat
Minimization took 41 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1644]
Support contains 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 188/188 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2022-06-09 19:05:26] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:26] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:26] [INFO ] Implicit Places using invariants in 48 ms returned []
[2022-06-09 19:05:26] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:26] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:26] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:05:26] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
[2022-06-09 19:05:26] [INFO ] Redundant transitions in 1 ms returned []
[2022-06-09 19:05:26] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:26] [INFO ] Computed 3 place invariants in 0 ms
[2022-06-09 19:05:26] [INFO ] Dead Transitions using invariants and state equation in 75 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 188/188 transitions.
Normalized transition count is 139 out of 188 initially.
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:26] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1396 ms. (steps per millisecond=716 ) properties (out of 1) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 431 ms. (steps per millisecond=2320 ) properties (out of 1) seen :2112
[2022-06-09 19:05:28] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:28] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:28] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:28] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:05:28] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:05:28] [INFO ] [Real]Added 26 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:05:28] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:05:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:28] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2022-06-09 19:05:28] [INFO ] [Nat]Added 26 Read/Feed constraints in 4 ms returned sat
[2022-06-09 19:05:28] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 0 ms to minimize.
[2022-06-09 19:05:28] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 0 ms to minimize.
[2022-06-09 19:05:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 95 ms
[2022-06-09 19:05:28] [INFO ] Computed and/alt/rep : 59/378/59 causal constraints (skipped 78 transitions) in 10 ms.
[2022-06-09 19:05:28] [INFO ] Added : 23 causal constraints over 6 iterations in 66 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2112]
Support contains 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 188/188 transitions.
Applied a total of 0 rules in 9 ms. Remains 49 /49 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 188/188 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2022-06-09 19:05:30] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:30] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:30] [INFO ] Implicit Places using invariants in 80 ms returned []
[2022-06-09 19:05:30] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:30] [INFO ] Computed 3 place invariants in 0 ms
[2022-06-09 19:05:30] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:05:30] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
[2022-06-09 19:05:30] [INFO ] Redundant transitions in 1 ms returned []
[2022-06-09 19:05:30] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:30] [INFO ] Computed 3 place invariants in 0 ms
[2022-06-09 19:05:30] [INFO ] Dead Transitions using invariants and state equation in 68 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 188/188 transitions.
Normalized transition count is 139 out of 188 initially.
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:30] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1439 ms. (steps per millisecond=694 ) properties (out of 1) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 466 ms. (steps per millisecond=2145 ) properties (out of 1) seen :1460
[2022-06-09 19:05:32] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:32] [INFO ] Computed 3 place invariants in 2 ms
[2022-06-09 19:05:32] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:32] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2022-06-09 19:05:32] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:05:32] [INFO ] [Real]Added 26 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:05:32] [INFO ] Solution in real domain found non-integer solution.
[2022-06-09 19:05:32] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2022-06-09 19:05:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-09 19:05:32] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2022-06-09 19:05:32] [INFO ] [Nat]Added 26 Read/Feed constraints in 5 ms returned sat
[2022-06-09 19:05:32] [INFO ] Deduced a trap composed of 21 places in 47 ms of which 0 ms to minimize.
[2022-06-09 19:05:32] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 0 ms to minimize.
[2022-06-09 19:05:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 101 ms
[2022-06-09 19:05:32] [INFO ] Computed and/alt/rep : 59/378/59 causal constraints (skipped 78 transitions) in 8 ms.
[2022-06-09 19:05:32] [INFO ] Added : 23 causal constraints over 6 iterations in 66 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2112]
Support contains 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 188/188 transitions.
Applied a total of 0 rules in 3 ms. Remains 49 /49 variables (removed 0) and now considering 188/188 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 188/188 transitions.
Starting structural reductions in SAFETY mode, iteration 0 : 49/49 places, 188/188 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 188/188 (removed 0) transitions.
[2022-06-09 19:05:34] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:34] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:34] [INFO ] Implicit Places using invariants in 55 ms returned []
[2022-06-09 19:05:34] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:34] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:34] [INFO ] State equation strengthened by 26 read => feed constraints.
[2022-06-09 19:05:34] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 286 ms to find 0 implicit places.
[2022-06-09 19:05:34] [INFO ] Redundant transitions in 0 ms returned []
[2022-06-09 19:05:34] [INFO ] Flow matrix only has 139 transitions (discarded 49 similar events)
// Phase 1: matrix 139 rows 49 cols
[2022-06-09 19:05:34] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-09 19:05:34] [INFO ] Dead Transitions using invariants and state equation in 91 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 49/49 places, 188/188 transitions.
Ending property specific reduction for DoubleLock-PT-p2s1-UpperBounds-12 in 12523 ms.
[2022-06-09 19:05:35] [INFO ] Flatten gal took : 80 ms
[2022-06-09 19:05:35] [INFO ] Applying decomposition
[2022-06-09 19:05:35] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph1899943773486214658.txt' '-o' '/tmp/graph1899943773486214658.bin' '-w' '/tmp/graph1899943773486214658.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph1899943773486214658.bin' '-l' '-1' '-v' '-w' '/tmp/graph1899943773486214658.weights' '-q' '0' '-e' '0.001'
[2022-06-09 19:05:35] [INFO ] Decomposing Gal with order
[2022-06-09 19:05:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-06-09 19:05:35] [INFO ] Removed a total of 412 redundant transitions.
[2022-06-09 19:05:35] [INFO ] Flatten gal took : 300 ms
[2022-06-09 19:05:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 14 labels/synchronizations in 17 ms.
[2022-06-09 19:05:35] [INFO ] Time to serialize gal into /tmp/UpperBounds4975013123459796263.gal : 78 ms
[2022-06-09 19:05:35] [INFO ] Time to serialize properties into /tmp/UpperBounds4855245385068637266.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds4975013123459796263.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds4855245385068637266.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...274
Loading property file /tmp/UpperBounds4855245385068637266.prop.
Detected timeout of ITS tools.
[2022-06-09 19:26:39] [INFO ] Flatten gal took : 14 ms
[2022-06-09 19:26:39] [INFO ] Time to serialize gal into /tmp/UpperBounds2404475071580218256.gal : 3 ms
[2022-06-09 19:26:39] [INFO ] Time to serialize properties into /tmp/UpperBounds11268774966568704404.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds2404475071580218256.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds11268774966568704404.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...296
Loading property file /tmp/UpperBounds11268774966568704404.prop.
ITS-tools command line returned an error code 137
[2022-06-09 19:42:44] [INFO ] Flatten gal took : 216 ms
[2022-06-09 19:42:45] [INFO ] Input system was already deterministic with 202 transitions.
[2022-06-09 19:42:45] [INFO ] Transformed 53 places.
[2022-06-09 19:42:45] [INFO ] Transformed 202 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2022-06-09 19:42:45] [INFO ] Time to serialize gal into /tmp/UpperBounds18157611588976024218.gal : 6 ms
[2022-06-09 19:42:45] [INFO ] Time to serialize properties into /tmp/UpperBounds1845218101171787799.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds18157611588976024218.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds1845218101171787799.prop' '--nowitness' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp...341
Successfully loaded order from file /home/mcc/execution/model.ord
Loading property file /tmp/UpperBounds1845218101171787799.prop.

BK_TIME_CONFINEMENT_REACHED

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination UpperBounds -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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-p2s1"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itstools"
echo " Input is DoubleLock-PT-p2s1, 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 r312-tall-165472282100325"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p2s1.tgz
mv DoubleLock-PT-p2s1 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 ;