Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r139-smll-167819423300509.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool smartxred
Input is DoubleLock-PT-p1s1, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r139-smll-167819423300509
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 5.5K Feb 25 14:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Feb 25 14:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 14:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 14:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Feb 25 14:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 25 14:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 25 14:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 93K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-00
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-01
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-02
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-03
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-04
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-05
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-06
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-07
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-08
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-09
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-10
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-11
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-12
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-13
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-14
FORMULA_NAME DoubleLock-PT-p1s1-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678447358967

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=smartxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleLock-PT-p1s1
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-10 11:22:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-10 11:22:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 11:22:41] [INFO ] Load time of PNML (sax parser for PT used): 93 ms
[2023-03-10 11:22:41] [INFO ] Transformed 64 places.
[2023-03-10 11:22:41] [INFO ] Transformed 204 transitions.
[2023-03-10 11:22:41] [INFO ] Parsed PT model containing 64 places and 204 transitions and 828 arcs in 184 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 8 transitions.
FORMULA DoubleLock-PT-p1s1-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleLock-PT-p1s1-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 148 out of 196 initially.
// Phase 1: matrix 148 rows 56 cols
[2023-03-10 11:22:41] [INFO ] Computed 4 place invariants in 20 ms
FORMULA DoubleLock-PT-p1s1-UpperBounds-01 10 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10001 steps, including 77 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 13) seen :53
FORMULA DoubleLock-PT-p1s1-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-12 10 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-10 10 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DoubleLock-PT-p1s1-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 5) seen :19
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 5) seen :36
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 5) seen :33
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 5) seen :36
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 5) seen :20
[2023-03-10 11:22:41] [INFO ] Flow matrix only has 148 transitions (discarded 48 similar events)
// Phase 1: matrix 148 rows 56 cols
[2023-03-10 11:22:41] [INFO ] Computed 4 place invariants in 6 ms
[2023-03-10 11:22:42] [INFO ] [Real]Absence check using 3 positive place invariants in 11 ms returned sat
[2023-03-10 11:22:42] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:42] [INFO ] [Real]Absence check using state equation in 81 ms returned sat
[2023-03-10 11:22:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:42] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 11:22:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:42] [INFO ] [Nat]Absence check using state equation in 70 ms returned sat
[2023-03-10 11:22:42] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-10 11:22:42] [INFO ] [Nat]Added 23 Read/Feed constraints in 14 ms returned sat
[2023-03-10 11:22:42] [INFO ] Deduced a trap composed of 19 places in 78 ms of which 3 ms to minimize.
[2023-03-10 11:22:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 106 ms
[2023-03-10 11:22:42] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 34 ms.
[2023-03-10 11:22:42] [INFO ] Added : 21 causal constraints over 6 iterations in 182 ms. Result :sat
Minimization took 80 ms.
[2023-03-10 11:22:42] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:42] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:42] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2023-03-10 11:22:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-10 11:22:43] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:43] [INFO ] [Nat]Absence check using state equation in 84 ms returned sat
[2023-03-10 11:22:43] [INFO ] [Nat]Added 23 Read/Feed constraints in 12 ms returned sat
[2023-03-10 11:22:43] [INFO ] Deduced a trap composed of 13 places in 83 ms of which 1 ms to minimize.
[2023-03-10 11:22:43] [INFO ] Deduced a trap composed of 13 places in 77 ms of which 2 ms to minimize.
[2023-03-10 11:22:43] [INFO ] Deduced a trap composed of 12 places in 68 ms of which 3 ms to minimize.
[2023-03-10 11:22:43] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 271 ms
[2023-03-10 11:22:43] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 42 ms.
[2023-03-10 11:22:43] [INFO ] Added : 10 causal constraints over 3 iterations in 116 ms. Result :sat
Minimization took 36 ms.
[2023-03-10 11:22:43] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:43] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:43] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-10 11:22:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:43] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:43] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2023-03-10 11:22:43] [INFO ] [Nat]Added 23 Read/Feed constraints in 7 ms returned sat
[2023-03-10 11:22:43] [INFO ] Deduced a trap composed of 12 places in 67 ms of which 0 ms to minimize.
[2023-03-10 11:22:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2023-03-10 11:22:43] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 25 ms.
[2023-03-10 11:22:43] [INFO ] Added : 9 causal constraints over 3 iterations in 81 ms. Result :sat
Minimization took 25 ms.
[2023-03-10 11:22:44] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:44] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2023-03-10 11:22:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:44] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Nat]Added 23 Read/Feed constraints in 8 ms returned sat
[2023-03-10 11:22:44] [INFO ] Deduced a trap composed of 16 places in 73 ms of which 1 ms to minimize.
[2023-03-10 11:22:44] [INFO ] Deduced a trap composed of 29 places in 65 ms of which 1 ms to minimize.
[2023-03-10 11:22:44] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 0 ms to minimize.
[2023-03-10 11:22:44] [INFO ] Deduced a trap composed of 12 places in 80 ms of which 1 ms to minimize.
[2023-03-10 11:22:44] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 312 ms
[2023-03-10 11:22:44] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 17 ms.
[2023-03-10 11:22:44] [INFO ] Added : 51 causal constraints over 11 iterations in 175 ms. Result :sat
Minimization took 116 ms.
[2023-03-10 11:22:44] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:44] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Real]Added 23 Read/Feed constraints in 10 ms returned sat
[2023-03-10 11:22:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Nat]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:45] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2023-03-10 11:22:45] [INFO ] [Nat]Added 23 Read/Feed constraints in 11 ms returned sat
[2023-03-10 11:22:45] [INFO ] Deduced a trap composed of 13 places in 74 ms of which 1 ms to minimize.
[2023-03-10 11:22:45] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 0 ms to minimize.
[2023-03-10 11:22:45] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 0 ms to minimize.
[2023-03-10 11:22:45] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 204 ms
[2023-03-10 11:22:45] [INFO ] Computed and/alt/rep : 63/438/63 causal constraints (skipped 83 transitions) in 22 ms.
[2023-03-10 11:22:45] [INFO ] Added : 9 causal constraints over 2 iterations in 73 ms. Result :sat
Minimization took 49 ms.
Current structural bounds on expressions (after SMT) : [10, -1, -1, -1, -1] Max seen :[8, 7, 22, 10, 5]
Support contains 5 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 196/196 transitions.
Graph (complete) has 357 edges and 56 vertex of which 52 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.2 ms
Discarding 4 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 194
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 51 transition count 190
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 51 transition count 190
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 50 transition count 186
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 50 transition count 186
Applied a total of 7 rules in 40 ms. Remains 50 /56 variables (removed 6) and now considering 186/196 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 50/56 places, 186/196 transitions.
Normalized transition count is 141 out of 186 initially.
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:22:45] [INFO ] Computed 2 place invariants in 5 ms
Incomplete random walk after 1000000 steps, including 5149 resets, run finished after 1644 ms. (steps per millisecond=608 ) properties (out of 5) seen :73
FORMULA DoubleLock-PT-p1s1-UpperBounds-02 10 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000000 steps, including 840 resets, run finished after 556 ms. (steps per millisecond=1798 ) properties (out of 4) seen :63
Incomplete Best-First random walk after 1000001 steps, including 763 resets, run finished after 507 ms. (steps per millisecond=1972 ) properties (out of 4) seen :134
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 558 ms. (steps per millisecond=1792 ) properties (out of 4) seen :65
Incomplete Best-First random walk after 1000001 steps, including 746 resets, run finished after 505 ms. (steps per millisecond=1980 ) properties (out of 4) seen :99
[2023-03-10 11:22:49] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:22:49] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-10 11:22:49] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:49] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2023-03-10 11:22:49] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:22:49] [INFO ] [Real]Added 22 Read/Feed constraints in 9 ms returned sat
[2023-03-10 11:22:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:49] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Nat]Added 22 Read/Feed constraints in 9 ms returned sat
[2023-03-10 11:22:49] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 26 ms.
[2023-03-10 11:22:49] [INFO ] Added : 8 causal constraints over 3 iterations in 80 ms. Result :sat
Minimization took 17 ms.
[2023-03-10 11:22:49] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:49] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Real]Added 22 Read/Feed constraints in 7 ms returned sat
[2023-03-10 11:22:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:49] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2023-03-10 11:22:49] [INFO ] [Nat]Added 22 Read/Feed constraints in 6 ms returned sat
[2023-03-10 11:22:49] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 26 ms.
[2023-03-10 11:22:49] [INFO ] Added : 5 causal constraints over 2 iterations in 68 ms. Result :sat
Minimization took 14 ms.
[2023-03-10 11:22:50] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:50] [INFO ] [Real]Absence check using state equation in 59 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Real]Added 22 Read/Feed constraints in 13 ms returned sat
[2023-03-10 11:22:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:50] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Nat]Added 22 Read/Feed constraints in 6 ms returned sat
[2023-03-10 11:22:50] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 29 ms.
[2023-03-10 11:22:50] [INFO ] Added : 36 causal constraints over 9 iterations in 220 ms. Result :sat
Minimization took 55 ms.
[2023-03-10 11:22:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:50] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2023-03-10 11:22:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:50] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2023-03-10 11:22:50] [INFO ] [Nat]Added 22 Read/Feed constraints in 10 ms returned sat
[2023-03-10 11:22:50] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 26 ms.
[2023-03-10 11:22:50] [INFO ] Added : 19 causal constraints over 5 iterations in 128 ms. Result :sat
Minimization took 55 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1] Max seen :[34, 114, 12, 67]
Support contains 4 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 186/186 transitions.
Applied a total of 0 rules in 15 ms. Remains 50 /50 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 50/50 places, 186/186 transitions.
Normalized transition count is 141 out of 186 initially.
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:22:51] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 5108 resets, run finished after 1791 ms. (steps per millisecond=558 ) properties (out of 4) seen :59
Incomplete Best-First random walk after 1000000 steps, including 883 resets, run finished after 666 ms. (steps per millisecond=1501 ) properties (out of 4) seen :51
Incomplete Best-First random walk after 1000001 steps, including 791 resets, run finished after 503 ms. (steps per millisecond=1988 ) properties (out of 4) seen :124
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 521 ms. (steps per millisecond=1919 ) properties (out of 4) seen :67
Incomplete Best-First random walk after 1000001 steps, including 754 resets, run finished after 549 ms. (steps per millisecond=1821 ) properties (out of 4) seen :76
[2023-03-10 11:22:55] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:22:55] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2023-03-10 11:22:55] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:22:55] [INFO ] [Real]Added 22 Read/Feed constraints in 21 ms returned sat
[2023-03-10 11:22:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:55] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Nat]Added 22 Read/Feed constraints in 8 ms returned sat
[2023-03-10 11:22:55] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 19 ms.
[2023-03-10 11:22:55] [INFO ] Added : 8 causal constraints over 3 iterations in 77 ms. Result :sat
Minimization took 19 ms.
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Real]Added 22 Read/Feed constraints in 4 ms returned sat
[2023-03-10 11:22:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:55] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Nat]Added 22 Read/Feed constraints in 6 ms returned sat
[2023-03-10 11:22:55] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 13 ms.
[2023-03-10 11:22:55] [INFO ] Added : 3 causal constraints over 1 iterations in 36 ms. Result :sat
Minimization took 13 ms.
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:55] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2023-03-10 11:22:55] [INFO ] [Real]Added 22 Read/Feed constraints in 8 ms returned sat
[2023-03-10 11:22:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:56] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-10 11:22:56] [INFO ] [Nat]Added 22 Read/Feed constraints in 6 ms returned sat
[2023-03-10 11:22:56] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 12 ms.
[2023-03-10 11:22:56] [INFO ] Added : 36 causal constraints over 9 iterations in 169 ms. Result :sat
Minimization took 51 ms.
[2023-03-10 11:22:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:56] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2023-03-10 11:22:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:56] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2023-03-10 11:22:56] [INFO ] [Nat]Added 22 Read/Feed constraints in 10 ms returned sat
[2023-03-10 11:22:56] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 14 ms.
[2023-03-10 11:22:56] [INFO ] Added : 19 causal constraints over 5 iterations in 82 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : [-1, -1, -1, -1] Max seen :[34, 7041, 12, 67]
Support contains 4 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 186/186 transitions.
Applied a total of 0 rules in 9 ms. Remains 50 /50 variables (removed 0) and now considering 186/186 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 50/50 places, 186/186 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 186/186 transitions.
Applied a total of 0 rules in 8 ms. Remains 50 /50 variables (removed 0) and now considering 186/186 (removed 0) transitions.
[2023-03-10 11:22:56] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
[2023-03-10 11:22:56] [INFO ] Invariant cache hit.
[2023-03-10 11:22:56] [INFO ] Implicit Places using invariants in 105 ms returned []
[2023-03-10 11:22:56] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
[2023-03-10 11:22:56] [INFO ] Invariant cache hit.
[2023-03-10 11:22:56] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:22:57] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 248 ms to find 0 implicit places.
[2023-03-10 11:22:57] [INFO ] Redundant transitions in 7 ms returned []
[2023-03-10 11:22:57] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
[2023-03-10 11:22:57] [INFO ] Invariant cache hit.
[2023-03-10 11:22:57] [INFO ] Dead Transitions using invariants and state equation in 161 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 436 ms. Remains : 50/50 places, 186/186 transitions.
Starting property specific reduction for DoubleLock-PT-p1s1-UpperBounds-05
Normalized transition count is 141 out of 186 initially.
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:22:57] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 10000 steps, including 47 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :8
[2023-03-10 11:22:57] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:22:57] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-10 11:22:57] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:22:57] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:57] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-10 11:22:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:22:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:22:57] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:22:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:22:57] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2023-03-10 11:22:57] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:22:57] [INFO ] [Nat]Added 22 Read/Feed constraints in 11 ms returned sat
[2023-03-10 11:22:57] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 14 ms.
[2023-03-10 11:22:57] [INFO ] Added : 9 causal constraints over 3 iterations in 76 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[8]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 186/186 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 50 transition count 184
Applied a total of 2 rules in 10 ms. Remains 50 /50 variables (removed 0) and now considering 184/186 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 50/50 places, 184/186 transitions.
Normalized transition count is 139 out of 184 initially.
// Phase 1: matrix 139 rows 50 cols
[2023-03-10 11:22:57] [INFO ] Computed 3 place invariants in 3 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2010 ms. (steps per millisecond=497 ) properties (out of 1) seen :64
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 560 ms. (steps per millisecond=1785 ) properties (out of 1) seen :1581
[2023-03-10 11:23:00] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
// Phase 1: matrix 139 rows 50 cols
[2023-03-10 11:23:00] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-10 11:23:00] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:00] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2023-03-10 11:23:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-10 11:23:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:00] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2023-03-10 11:23:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:00] [INFO ] [Nat]Added 22 Read/Feed constraints in 12 ms returned sat
[2023-03-10 11:23:00] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 1 ms to minimize.
[2023-03-10 11:23:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2023-03-10 11:23:00] [INFO ] Computed and/alt/rep : 57/394/57 causal constraints (skipped 80 transitions) in 13 ms.
[2023-03-10 11:23:00] [INFO ] Added : 17 causal constraints over 7 iterations in 142 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1581]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 184/184 transitions.
Applied a total of 0 rules in 8 ms. Remains 50 /50 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 50/50 places, 184/184 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 184/184 transitions.
Applied a total of 0 rules in 13 ms. Remains 50 /50 variables (removed 0) and now considering 184/184 (removed 0) transitions.
[2023-03-10 11:23:04] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:04] [INFO ] Invariant cache hit.
[2023-03-10 11:23:04] [INFO ] Implicit Places using invariants in 73 ms returned []
[2023-03-10 11:23:04] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:04] [INFO ] Invariant cache hit.
[2023-03-10 11:23:04] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:04] [INFO ] Implicit Places using invariants and state equation in 127 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
[2023-03-10 11:23:04] [INFO ] Redundant transitions in 7 ms returned []
[2023-03-10 11:23:04] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:04] [INFO ] Invariant cache hit.
[2023-03-10 11:23:04] [INFO ] Dead Transitions using invariants and state equation in 112 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 343 ms. Remains : 50/50 places, 184/184 transitions.
Normalized transition count is 139 out of 184 initially.
// Phase 1: matrix 139 rows 50 cols
[2023-03-10 11:23:04] [INFO ] Computed 3 place invariants in 5 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1742 ms. (steps per millisecond=574 ) properties (out of 1) seen :50
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 870 ms. (steps per millisecond=1149 ) properties (out of 1) seen :1715
[2023-03-10 11:23:07] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
// Phase 1: matrix 139 rows 50 cols
[2023-03-10 11:23:07] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 11:23:07] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:07] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2023-03-10 11:23:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:07] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:07] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2023-03-10 11:23:07] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:07] [INFO ] [Nat]Added 22 Read/Feed constraints in 8 ms returned sat
[2023-03-10 11:23:07] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 1 ms to minimize.
[2023-03-10 11:23:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
[2023-03-10 11:23:07] [INFO ] Computed and/alt/rep : 57/394/57 causal constraints (skipped 80 transitions) in 13 ms.
[2023-03-10 11:23:07] [INFO ] Added : 17 causal constraints over 7 iterations in 93 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1715]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 184/184 transitions.
Applied a total of 0 rules in 9 ms. Remains 50 /50 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 50/50 places, 184/184 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 184/184 transitions.
Applied a total of 0 rules in 6 ms. Remains 50 /50 variables (removed 0) and now considering 184/184 (removed 0) transitions.
[2023-03-10 11:23:11] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:11] [INFO ] Invariant cache hit.
[2023-03-10 11:23:11] [INFO ] Implicit Places using invariants in 83 ms returned []
[2023-03-10 11:23:11] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:11] [INFO ] Invariant cache hit.
[2023-03-10 11:23:11] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:11] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 207 ms to find 0 implicit places.
[2023-03-10 11:23:11] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 11:23:11] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:11] [INFO ] Invariant cache hit.
[2023-03-10 11:23:11] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 326 ms. Remains : 50/50 places, 184/184 transitions.
Normalized transition count is 139 out of 184 initially.
// Phase 1: matrix 139 rows 50 cols
[2023-03-10 11:23:11] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1806 ms. (steps per millisecond=553 ) properties (out of 1) seen :56
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 563 ms. (steps per millisecond=1776 ) properties (out of 1) seen :1595
[2023-03-10 11:23:14] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
// Phase 1: matrix 139 rows 50 cols
[2023-03-10 11:23:14] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-10 11:23:14] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:14] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2023-03-10 11:23:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:14] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2023-03-10 11:23:14] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:14] [INFO ] [Nat]Added 22 Read/Feed constraints in 8 ms returned sat
[2023-03-10 11:23:14] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
[2023-03-10 11:23:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2023-03-10 11:23:14] [INFO ] Computed and/alt/rep : 57/394/57 causal constraints (skipped 80 transitions) in 10 ms.
[2023-03-10 11:23:14] [INFO ] Added : 17 causal constraints over 7 iterations in 88 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1715]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 184/184 transitions.
Applied a total of 0 rules in 6 ms. Remains 50 /50 variables (removed 0) and now considering 184/184 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 50/50 places, 184/184 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 184/184 transitions.
Applied a total of 0 rules in 6 ms. Remains 50 /50 variables (removed 0) and now considering 184/184 (removed 0) transitions.
[2023-03-10 11:23:18] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:18] [INFO ] Invariant cache hit.
[2023-03-10 11:23:18] [INFO ] Implicit Places using invariants in 70 ms returned []
[2023-03-10 11:23:18] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:18] [INFO ] Invariant cache hit.
[2023-03-10 11:23:18] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:18] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
[2023-03-10 11:23:18] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-10 11:23:18] [INFO ] Flow matrix only has 139 transitions (discarded 45 similar events)
[2023-03-10 11:23:18] [INFO ] Invariant cache hit.
[2023-03-10 11:23:18] [INFO ] Dead Transitions using invariants and state equation in 206 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 498 ms. Remains : 50/50 places, 184/184 transitions.
Ending property specific reduction for DoubleLock-PT-p1s1-UpperBounds-05 in 21669 ms.
Starting property specific reduction for DoubleLock-PT-p1s1-UpperBounds-06
Normalized transition count is 141 out of 186 initially.
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:23:18] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 56 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :13
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :30
[2023-03-10 11:23:18] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:23:18] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 11:23:18] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:18] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:23:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:18] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2023-03-10 11:23:18] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:19] [INFO ] [Real]Added 22 Read/Feed constraints in 7 ms returned sat
[2023-03-10 11:23:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:19] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:23:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:19] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2023-03-10 11:23:19] [INFO ] [Nat]Added 22 Read/Feed constraints in 8 ms returned sat
[2023-03-10 11:23:19] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 18 ms.
[2023-03-10 11:23:19] [INFO ] Added : 5 causal constraints over 2 iterations in 65 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[30]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 186/186 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 50 transition count 184
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 49 transition count 180
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 49 transition count 180
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 48 transition count 172
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 48 transition count 172
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 7 place count 47 transition count 164
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 47 transition count 164
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 9 place count 46 transition count 160
Iterating global reduction 1 with 1 rules applied. Total rules applied 10 place count 46 transition count 160
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 11 place count 45 transition count 156
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 45 transition count 156
Applied a total of 12 rules in 33 ms. Remains 45 /50 variables (removed 5) and now considering 156/186 (removed 30) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 45/50 places, 156/186 transitions.
Normalized transition count is 116 out of 156 initially.
// Phase 1: matrix 116 rows 45 cols
[2023-03-10 11:23:19] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1766 ms. (steps per millisecond=566 ) properties (out of 1) seen :56
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 493 ms. (steps per millisecond=2028 ) properties (out of 1) seen :5150
[2023-03-10 11:23:21] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
// Phase 1: matrix 116 rows 45 cols
[2023-03-10 11:23:21] [INFO ] Computed 3 place invariants in 2 ms
[2023-03-10 11:23:21] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:21] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 11:23:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:21] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:21] [INFO ] [Nat]Absence check using state equation in 31 ms returned sat
[2023-03-10 11:23:21] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-10 11:23:21] [INFO ] [Nat]Added 21 Read/Feed constraints in 5 ms returned sat
[2023-03-10 11:23:21] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 0 ms to minimize.
[2023-03-10 11:23:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 54 ms
[2023-03-10 11:23:21] [INFO ] Computed and/alt/rep : 50/316/50 causal constraints (skipped 64 transitions) in 8 ms.
[2023-03-10 11:23:21] [INFO ] Added : 10 causal constraints over 3 iterations in 42 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5150]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 156/156 transitions.
Applied a total of 0 rules in 7 ms. Remains 45 /45 variables (removed 0) and now considering 156/156 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 45/45 places, 156/156 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 156/156 transitions.
Applied a total of 0 rules in 7 ms. Remains 45 /45 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-10 11:23:24] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
[2023-03-10 11:23:24] [INFO ] Invariant cache hit.
[2023-03-10 11:23:24] [INFO ] Implicit Places using invariants in 94 ms returned []
[2023-03-10 11:23:24] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
[2023-03-10 11:23:24] [INFO ] Invariant cache hit.
[2023-03-10 11:23:24] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-10 11:23:24] [INFO ] Implicit Places using invariants and state equation in 157 ms returned []
Implicit Place search using SMT with State Equation took 262 ms to find 0 implicit places.
[2023-03-10 11:23:24] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-10 11:23:24] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
[2023-03-10 11:23:24] [INFO ] Invariant cache hit.
[2023-03-10 11:23:24] [INFO ] Dead Transitions using invariants and state equation in 277 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 557 ms. Remains : 45/45 places, 156/156 transitions.
Normalized transition count is 116 out of 156 initially.
// Phase 1: matrix 116 rows 45 cols
[2023-03-10 11:23:24] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1644 ms. (steps per millisecond=608 ) properties (out of 1) seen :53
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 498 ms. (steps per millisecond=2008 ) properties (out of 1) seen :4685
[2023-03-10 11:23:26] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
// Phase 1: matrix 116 rows 45 cols
[2023-03-10 11:23:26] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 11:23:26] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:26] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 11:23:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:26] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:26] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 11:23:26] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-10 11:23:26] [INFO ] [Nat]Added 21 Read/Feed constraints in 5 ms returned sat
[2023-03-10 11:23:26] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 1 ms to minimize.
[2023-03-10 11:23:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2023-03-10 11:23:26] [INFO ] Computed and/alt/rep : 50/316/50 causal constraints (skipped 64 transitions) in 8 ms.
[2023-03-10 11:23:26] [INFO ] Added : 10 causal constraints over 3 iterations in 41 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[5150]
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 156/156 transitions.
Applied a total of 0 rules in 11 ms. Remains 45 /45 variables (removed 0) and now considering 156/156 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 45/45 places, 156/156 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 156/156 transitions.
Applied a total of 0 rules in 10 ms. Remains 45 /45 variables (removed 0) and now considering 156/156 (removed 0) transitions.
[2023-03-10 11:23:29] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
[2023-03-10 11:23:29] [INFO ] Invariant cache hit.
[2023-03-10 11:23:29] [INFO ] Implicit Places using invariants in 106 ms returned []
[2023-03-10 11:23:29] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
[2023-03-10 11:23:29] [INFO ] Invariant cache hit.
[2023-03-10 11:23:29] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-10 11:23:29] [INFO ] Implicit Places using invariants and state equation in 200 ms returned []
Implicit Place search using SMT with State Equation took 319 ms to find 0 implicit places.
[2023-03-10 11:23:29] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-10 11:23:29] [INFO ] Flow matrix only has 116 transitions (discarded 40 similar events)
[2023-03-10 11:23:29] [INFO ] Invariant cache hit.
[2023-03-10 11:23:30] [INFO ] Dead Transitions using invariants and state equation in 136 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 496 ms. Remains : 45/45 places, 156/156 transitions.
Ending property specific reduction for DoubleLock-PT-p1s1-UpperBounds-06 in 11183 ms.
Starting property specific reduction for DoubleLock-PT-p1s1-UpperBounds-08
Normalized transition count is 141 out of 186 initially.
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:23:30] [INFO ] Computed 2 place invariants in 3 ms
Incomplete random walk after 10000 steps, including 63 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :14
[2023-03-10 11:23:30] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:23:30] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-10 11:23:30] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:30] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-10 11:23:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:30] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2023-03-10 11:23:30] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:30] [INFO ] [Real]Added 22 Read/Feed constraints in 10 ms returned sat
[2023-03-10 11:23:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:30] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:23:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:30] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2023-03-10 11:23:30] [INFO ] [Nat]Added 22 Read/Feed constraints in 10 ms returned sat
[2023-03-10 11:23:30] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 18 ms.
[2023-03-10 11:23:30] [INFO ] Added : 26 causal constraints over 8 iterations in 175 ms. Result :sat
Minimization took 44 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[14]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 186/186 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 49 transition count 182
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 49 transition count 182
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 48 transition count 174
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 48 transition count 174
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 47 transition count 166
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 47 transition count 166
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 46 transition count 162
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 46 transition count 162
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 45 transition count 158
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 45 transition count 158
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 44 transition count 154
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 44 transition count 154
Applied a total of 12 rules in 30 ms. Remains 44 /50 variables (removed 6) and now considering 154/186 (removed 32) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 44/50 places, 154/186 transitions.
Normalized transition count is 110 out of 154 initially.
// Phase 1: matrix 110 rows 44 cols
[2023-03-10 11:23:30] [INFO ] Computed 2 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 5389 resets, run finished after 1507 ms. (steps per millisecond=663 ) properties (out of 1) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 468 ms. (steps per millisecond=2136 ) properties (out of 1) seen :13
[2023-03-10 11:23:32] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
// Phase 1: matrix 110 rows 44 cols
[2023-03-10 11:23:32] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-10 11:23:32] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:23:32] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:23:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:32] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-10 11:23:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:32] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:23:32] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:23:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:32] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-10 11:23:32] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-10 11:23:32] [INFO ] [Nat]Added 17 Read/Feed constraints in 6 ms returned sat
[2023-03-10 11:23:32] [INFO ] Computed and/alt/rep : 50/280/49 causal constraints (skipped 59 transitions) in 9 ms.
[2023-03-10 11:23:32] [INFO ] Added : 37 causal constraints over 8 iterations in 103 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[14]
Support contains 1 out of 44 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 3 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 44/44 places, 154/154 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 44/44 places, 154/154 transitions.
Applied a total of 0 rules in 3 ms. Remains 44 /44 variables (removed 0) and now considering 154/154 (removed 0) transitions.
[2023-03-10 11:23:32] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2023-03-10 11:23:32] [INFO ] Invariant cache hit.
[2023-03-10 11:23:32] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-10 11:23:32] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2023-03-10 11:23:32] [INFO ] Invariant cache hit.
[2023-03-10 11:23:33] [INFO ] State equation strengthened by 17 read => feed constraints.
[2023-03-10 11:23:33] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 210 ms to find 0 implicit places.
[2023-03-10 11:23:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 11:23:33] [INFO ] Flow matrix only has 110 transitions (discarded 44 similar events)
[2023-03-10 11:23:33] [INFO ] Invariant cache hit.
[2023-03-10 11:23:33] [INFO ] Dead Transitions using invariants and state equation in 162 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 382 ms. Remains : 44/44 places, 154/154 transitions.
Ending property specific reduction for DoubleLock-PT-p1s1-UpperBounds-08 in 3248 ms.
Starting property specific reduction for DoubleLock-PT-p1s1-UpperBounds-14
Normalized transition count is 141 out of 186 initially.
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:23:33] [INFO ] Computed 2 place invariants in 2 ms
Incomplete random walk after 10000 steps, including 39 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :11
[2023-03-10 11:23:33] [INFO ] Flow matrix only has 141 transitions (discarded 45 similar events)
// Phase 1: matrix 141 rows 50 cols
[2023-03-10 11:23:33] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-10 11:23:33] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:33] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:23:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:33] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2023-03-10 11:23:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-10 11:23:33] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-10 11:23:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:33] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2023-03-10 11:23:33] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:33] [INFO ] [Nat]Added 22 Read/Feed constraints in 7 ms returned sat
[2023-03-10 11:23:33] [INFO ] Computed and/alt/rep : 58/398/58 causal constraints (skipped 81 transitions) in 17 ms.
[2023-03-10 11:23:33] [INFO ] Added : 20 causal constraints over 6 iterations in 106 ms. Result :sat
Minimization took 25 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[11]
Support contains 1 out of 50 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50/50 places, 186/186 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 50 transition count 184
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 49 transition count 180
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 49 transition count 180
Applied a total of 4 rules in 11 ms. Remains 49 /50 variables (removed 1) and now considering 180/186 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 49/50 places, 180/186 transitions.
Normalized transition count is 135 out of 180 initially.
// Phase 1: matrix 135 rows 49 cols
[2023-03-10 11:23:33] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2013 ms. (steps per millisecond=496 ) properties (out of 1) seen :14
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 532 ms. (steps per millisecond=1879 ) properties (out of 1) seen :1828
[2023-03-10 11:23:36] [INFO ] Flow matrix only has 135 transitions (discarded 45 similar events)
// Phase 1: matrix 135 rows 49 cols
[2023-03-10 11:23:36] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 11:23:36] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:36] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-10 11:23:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:36] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-10 11:23:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:36] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-10 11:23:36] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:36] [INFO ] [Nat]Added 22 Read/Feed constraints in 5 ms returned sat
[2023-03-10 11:23:36] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 1 ms to minimize.
[2023-03-10 11:23:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 60 ms
[2023-03-10 11:23:36] [INFO ] Computed and/alt/rep : 55/352/55 causal constraints (skipped 78 transitions) in 10 ms.
[2023-03-10 11:23:36] [INFO ] Added : 22 causal constraints over 5 iterations in 81 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1828]
Support contains 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 49/49 places, 180/180 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 180/180 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2023-03-10 11:23:39] [INFO ] Flow matrix only has 135 transitions (discarded 45 similar events)
[2023-03-10 11:23:39] [INFO ] Invariant cache hit.
[2023-03-10 11:23:39] [INFO ] Implicit Places using invariants in 65 ms returned []
[2023-03-10 11:23:39] [INFO ] Flow matrix only has 135 transitions (discarded 45 similar events)
[2023-03-10 11:23:39] [INFO ] Invariant cache hit.
[2023-03-10 11:23:39] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:39] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 224 ms to find 0 implicit places.
[2023-03-10 11:23:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 11:23:39] [INFO ] Flow matrix only has 135 transitions (discarded 45 similar events)
[2023-03-10 11:23:39] [INFO ] Invariant cache hit.
[2023-03-10 11:23:39] [INFO ] Dead Transitions using invariants and state equation in 105 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 339 ms. Remains : 49/49 places, 180/180 transitions.
Normalized transition count is 135 out of 180 initially.
// Phase 1: matrix 135 rows 49 cols
[2023-03-10 11:23:39] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1906 ms. (steps per millisecond=524 ) properties (out of 1) seen :14
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 531 ms. (steps per millisecond=1883 ) properties (out of 1) seen :1730
[2023-03-10 11:23:41] [INFO ] Flow matrix only has 135 transitions (discarded 45 similar events)
// Phase 1: matrix 135 rows 49 cols
[2023-03-10 11:23:41] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-10 11:23:41] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:41] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-10 11:23:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-10 11:23:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-10 11:23:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-10 11:23:42] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2023-03-10 11:23:42] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:42] [INFO ] [Nat]Added 22 Read/Feed constraints in 10 ms returned sat
[2023-03-10 11:23:42] [INFO ] Deduced a trap composed of 11 places in 85 ms of which 1 ms to minimize.
[2023-03-10 11:23:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 101 ms
[2023-03-10 11:23:42] [INFO ] Computed and/alt/rep : 55/352/55 causal constraints (skipped 78 transitions) in 15 ms.
[2023-03-10 11:23:42] [INFO ] Added : 22 causal constraints over 5 iterations in 133 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : [-1] Max seen :[1828]
Support contains 1 out of 49 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 180/180 transitions.
Applied a total of 0 rules in 3 ms. Remains 49 /49 variables (removed 0) and now considering 180/180 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 49/49 places, 180/180 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 180/180 transitions.
Applied a total of 0 rules in 3 ms. Remains 49 /49 variables (removed 0) and now considering 180/180 (removed 0) transitions.
[2023-03-10 11:23:44] [INFO ] Flow matrix only has 135 transitions (discarded 45 similar events)
[2023-03-10 11:23:44] [INFO ] Invariant cache hit.
[2023-03-10 11:23:45] [INFO ] Implicit Places using invariants in 80 ms returned []
[2023-03-10 11:23:45] [INFO ] Flow matrix only has 135 transitions (discarded 45 similar events)
[2023-03-10 11:23:45] [INFO ] Invariant cache hit.
[2023-03-10 11:23:45] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-10 11:23:45] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 215 ms to find 0 implicit places.
[2023-03-10 11:23:45] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 11:23:45] [INFO ] Flow matrix only has 135 transitions (discarded 45 similar events)
[2023-03-10 11:23:45] [INFO ] Invariant cache hit.
[2023-03-10 11:23:45] [INFO ] Dead Transitions using invariants and state equation in 111 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 346 ms. Remains : 49/49 places, 180/180 transitions.
Ending property specific reduction for DoubleLock-PT-p1s1-UpperBounds-14 in 12029 ms.
[2023-03-10 11:23:45] [INFO ] Flatten gal took : 147 ms
[2023-03-10 11:23:45] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/UpperBounds.sr.xml took 5 ms.
[2023-03-10 11:23:45] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 50 places, 186 transitions and 748 arcs took 5 ms.
Total runtime 64216 ms.
There are residual formulas that ITS could not solve within timeout
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running DoubleLock (PT), instance p1s1
Examination UpperBounds
Parser /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//parser/UpperBoundParse.jar
Model checker /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//upper_bound//smart

PNML FILE: model.pnml
Petri model created: 50 places, 186 transitions, 748 arcs.
Final Score: 1380.461
Took : 8 seconds
Bounds file is: UpperBounds.xml
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 11078044 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16107456 kB

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
Caught signal 15, terminating.

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-p1s1"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="smartxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool smartxred"
echo " Input is DoubleLock-PT-p1s1, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r139-smll-167819423300509"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleLock-PT-p1s1.tgz
mv DoubleLock-PT-p1s1 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 ;