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.r233-tall-167856418500173.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)
...............................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is JoinFreeModules-PT-0020, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r233-tall-167856418500173
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 6.5K Feb 25 11:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 25 11:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 25 11:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 25 11:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Feb 25 11:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Feb 25 11:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:18 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 61K 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 JoinFreeModules-PT-0020-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679457536951

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=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0020
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 03:58:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-22 03:58:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 03:58:58] [INFO ] Load time of PNML (sax parser for PT used): 55 ms
[2023-03-22 03:58:58] [INFO ] Transformed 101 places.
[2023-03-22 03:58:58] [INFO ] Transformed 161 transitions.
[2023-03-22 03:58:58] [INFO ] Parsed PT model containing 101 places and 161 transitions and 462 arcs in 113 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Reduce places removed 1 places and 0 transitions.
// Phase 1: matrix 161 rows 100 cols
[2023-03-22 03:58:58] [INFO ] Computed 20 place invariants in 11 ms
Incomplete random walk after 10003 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 16) seen :293
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 16) seen :51
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 16) seen :53
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 16) seen :54
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 16) seen :56
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 16) seen :54
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 16) seen :56
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :56
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 16) seen :57
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 16) seen :40
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 16) seen :44
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :58
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :50
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :46
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 16) seen :53
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 16) seen :62
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 16) seen :58
[2023-03-22 03:58:58] [INFO ] Invariant cache hit.
[2023-03-22 03:58:59] [INFO ] [Real]Absence check using 20 positive place invariants in 8 ms returned sat
[2023-03-22 03:58:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:58:59] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2023-03-22 03:58:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:58:59] [INFO ] [Nat]Absence check using 20 positive place invariants in 8 ms returned sat
[2023-03-22 03:58:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:58:59] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2023-03-22 03:58:59] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-22 03:58:59] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2023-03-22 03:58:59] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 17 ms.
[2023-03-22 03:58:59] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
[2023-03-22 03:58:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 49 ms
[2023-03-22 03:58:59] [INFO ] Added : 61 causal constraints over 16 iterations in 359 ms. Result :sat
Minimization took 75 ms.
[2023-03-22 03:58:59] [INFO ] [Real]Absence check using 20 positive place invariants in 6 ms returned sat
[2023-03-22 03:58:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:58:59] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2023-03-22 03:58:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 03:59:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:00] [INFO ] [Nat]Absence check using state equation in 164 ms returned sat
[2023-03-22 03:59:00] [INFO ] [Nat]Added 20 Read/Feed constraints in 3 ms returned sat
[2023-03-22 03:59:00] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2023-03-22 03:59:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
[2023-03-22 03:59:00] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 13 ms.
[2023-03-22 03:59:00] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2023-03-22 03:59:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2023-03-22 03:59:00] [INFO ] Added : 67 causal constraints over 15 iterations in 261 ms. Result :sat
Minimization took 51 ms.
[2023-03-22 03:59:00] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:00] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-22 03:59:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:00] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:00] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2023-03-22 03:59:00] [INFO ] [Nat]Added 20 Read/Feed constraints in 6 ms returned sat
[2023-03-22 03:59:00] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 03:59:00] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
[2023-03-22 03:59:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
[2023-03-22 03:59:00] [INFO ] Added : 32 causal constraints over 7 iterations in 173 ms. Result :sat
Minimization took 38 ms.
[2023-03-22 03:59:01] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:01] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-22 03:59:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:01] [INFO ] [Nat]Absence check using 20 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:01] [INFO ] [Nat]Absence check using state equation in 116 ms returned sat
[2023-03-22 03:59:01] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2023-03-22 03:59:01] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2023-03-22 03:59:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
[2023-03-22 03:59:01] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 03:59:01] [INFO ] Added : 46 causal constraints over 10 iterations in 161 ms. Result :sat
Minimization took 62 ms.
[2023-03-22 03:59:01] [INFO ] [Real]Absence check using 20 positive place invariants in 5 ms returned sat
[2023-03-22 03:59:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:01] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2023-03-22 03:59:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:01] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:01] [INFO ] [Nat]Absence check using state equation in 141 ms returned sat
[2023-03-22 03:59:01] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:01] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 03:59:01] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2023-03-22 03:59:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
[2023-03-22 03:59:01] [INFO ] Added : 56 causal constraints over 12 iterations in 221 ms. Result :sat
Minimization took 60 ms.
[2023-03-22 03:59:02] [INFO ] [Real]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 03:59:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:02] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-22 03:59:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:02] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:02] [INFO ] [Nat]Absence check using state equation in 120 ms returned sat
[2023-03-22 03:59:02] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:02] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 03:59:02] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2023-03-22 03:59:02] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 03:59:02] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:59:02] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 277 ms
[2023-03-22 03:59:02] [INFO ] Added : 54 causal constraints over 11 iterations in 507 ms. Result :sat
Minimization took 34 ms.
[2023-03-22 03:59:02] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:02] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-22 03:59:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:02] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:03] [INFO ] [Nat]Absence check using state equation in 283 ms returned sat
[2023-03-22 03:59:03] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2023-03-22 03:59:03] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 11 ms.
[2023-03-22 03:59:03] [INFO ] Added : 59 causal constraints over 13 iterations in 172 ms. Result :sat
Minimization took 65 ms.
[2023-03-22 03:59:03] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:03] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-22 03:59:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:03] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:03] [INFO ] [Nat]Absence check using state equation in 142 ms returned sat
[2023-03-22 03:59:03] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:03] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 03:59:03] [INFO ] Added : 53 causal constraints over 11 iterations in 135 ms. Result :sat
Minimization took 44 ms.
[2023-03-22 03:59:03] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:04] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-22 03:59:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:04] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:04] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat
[2023-03-22 03:59:04] [INFO ] [Nat]Added 20 Read/Feed constraints in 8 ms returned sat
[2023-03-22 03:59:04] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 03:59:04] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2023-03-22 03:59:04] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2023-03-22 03:59:04] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2023-03-22 03:59:04] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 115 ms
[2023-03-22 03:59:04] [INFO ] Added : 50 causal constraints over 11 iterations in 258 ms. Result :sat
Minimization took 45 ms.
[2023-03-22 03:59:04] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:04] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-22 03:59:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:04] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:04] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2023-03-22 03:59:04] [INFO ] [Nat]Added 20 Read/Feed constraints in 6 ms returned sat
[2023-03-22 03:59:04] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 15 ms.
[2023-03-22 03:59:04] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2023-03-22 03:59:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2023-03-22 03:59:04] [INFO ] Added : 52 causal constraints over 11 iterations in 179 ms. Result :sat
Minimization took 52 ms.
[2023-03-22 03:59:05] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:05] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-22 03:59:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:05] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 03:59:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:05] [INFO ] [Nat]Absence check using state equation in 123 ms returned sat
[2023-03-22 03:59:05] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:05] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 03:59:05] [INFO ] Added : 58 causal constraints over 13 iterations in 191 ms. Result :sat
Minimization took 74 ms.
[2023-03-22 03:59:05] [INFO ] [Real]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 03:59:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:05] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-22 03:59:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:05] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:05] [INFO ] [Nat]Absence check using state equation in 125 ms returned sat
[2023-03-22 03:59:05] [INFO ] [Nat]Added 20 Read/Feed constraints in 6 ms returned sat
[2023-03-22 03:59:05] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 14 ms.
[2023-03-22 03:59:05] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2023-03-22 03:59:05] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2023-03-22 03:59:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 73 ms
[2023-03-22 03:59:06] [INFO ] Added : 48 causal constraints over 11 iterations in 244 ms. Result :sat
Minimization took 57 ms.
[2023-03-22 03:59:06] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:06] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-22 03:59:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:06] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 03:59:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:06] [INFO ] [Nat]Absence check using state equation in 117 ms returned sat
[2023-03-22 03:59:06] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:06] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 03:59:06] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:59:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 42 ms
[2023-03-22 03:59:06] [INFO ] Added : 55 causal constraints over 12 iterations in 221 ms. Result :sat
Minimization took 47 ms.
[2023-03-22 03:59:06] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:06] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-22 03:59:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:06] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:06] [INFO ] [Nat]Absence check using state equation in 218 ms returned sat
[2023-03-22 03:59:06] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2023-03-22 03:59:06] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2023-03-22 03:59:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2023-03-22 03:59:06] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 03:59:07] [INFO ] Added : 47 causal constraints over 10 iterations in 131 ms. Result :sat
Minimization took 36 ms.
[2023-03-22 03:59:07] [INFO ] [Real]Absence check using 20 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:07] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-22 03:59:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:07] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:07] [INFO ] [Nat]Absence check using state equation in 115 ms returned sat
[2023-03-22 03:59:07] [INFO ] [Nat]Added 20 Read/Feed constraints in 3 ms returned sat
[2023-03-22 03:59:07] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2023-03-22 03:59:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2023-03-22 03:59:07] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 03:59:07] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:59:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2023-03-22 03:59:07] [INFO ] Added : 37 causal constraints over 8 iterations in 138 ms. Result :sat
Minimization took 43 ms.
[2023-03-22 03:59:07] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:07] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-22 03:59:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:07] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:07] [INFO ] [Nat]Absence check using state equation in 120 ms returned sat
[2023-03-22 03:59:07] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:07] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 03:59:07] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
[2023-03-22 03:59:08] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2023-03-22 03:59:08] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 80 ms
[2023-03-22 03:59:08] [INFO ] Added : 60 causal constraints over 13 iterations in 266 ms. Result :sat
Minimization took 45 ms.
Current structural bounds on expressions (after SMT) : [23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23] Max seen :[18, 18, 18, 20, 16, 21, 20, 18, 20, 18, 18, 17, 17, 21, 18, 21]
FORMULA JoinFreeModules-PT-0020-UpperBounds-00 23 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 15 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 161/161 transitions.
Graph (complete) has 240 edges and 100 vertex of which 65 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.0 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions removed 56 transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 104
Applied a total of 2 rules in 23 ms. Remains 65 /100 variables (removed 35) and now considering 104/161 (removed 57) transitions.
// Phase 1: matrix 104 rows 65 cols
[2023-03-22 03:59:09] [INFO ] Computed 13 place invariants in 1 ms
[2023-03-22 03:59:09] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 65/100 places, 104/161 transitions.
[2023-03-22 03:59:09] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 1783 ms. (steps per millisecond=560 ) properties (out of 15) seen :321
FORMULA JoinFreeModules-PT-0020-UpperBounds-06 23 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 934 ms. (steps per millisecond=1070 ) properties (out of 14) seen :225
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 927 ms. (steps per millisecond=1078 ) properties (out of 14) seen :212
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 918 ms. (steps per millisecond=1089 ) properties (out of 14) seen :229
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 930 ms. (steps per millisecond=1075 ) properties (out of 14) seen :218
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 901 ms. (steps per millisecond=1109 ) properties (out of 14) seen :226
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 924 ms. (steps per millisecond=1082 ) properties (out of 14) seen :228
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 920 ms. (steps per millisecond=1086 ) properties (out of 14) seen :207
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 910 ms. (steps per millisecond=1098 ) properties (out of 14) seen :230
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 910 ms. (steps per millisecond=1098 ) properties (out of 14) seen :215
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 937 ms. (steps per millisecond=1067 ) properties (out of 14) seen :218
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 919 ms. (steps per millisecond=1088 ) properties (out of 14) seen :214
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 926 ms. (steps per millisecond=1079 ) properties (out of 14) seen :220
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 923 ms. (steps per millisecond=1083 ) properties (out of 14) seen :218
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 906 ms. (steps per millisecond=1103 ) properties (out of 14) seen :213
[2023-03-22 03:59:23] [INFO ] Invariant cache hit.
[2023-03-22 03:59:23] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:23] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 03:59:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:23] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:23] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2023-03-22 03:59:23] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-22 03:59:23] [INFO ] [Nat]Added 13 Read/Feed constraints in 7 ms returned sat
[2023-03-22 03:59:23] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2023-03-22 03:59:23] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 27 ms
[2023-03-22 03:59:23] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:23] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:24] [INFO ] [Nat]Absence check using state equation in 67 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:24] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 03:59:24] [INFO ] Added : 28 causal constraints over 7 iterations in 95 ms. Result :sat
Minimization took 36 ms.
[2023-03-22 03:59:24] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:24] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-22 03:59:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:24] [INFO ] [Nat]Absence check using state equation in 59 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 03:59:24] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:59:24] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 27 ms
[2023-03-22 03:59:24] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:24] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:24] [INFO ] [Nat]Absence check using state equation in 66 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 03:59:24] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2023-03-22 03:59:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 27 ms
[2023-03-22 03:59:24] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 03:59:24] [INFO ] Added : 38 causal constraints over 8 iterations in 145 ms. Result :sat
Minimization took 27 ms.
[2023-03-22 03:59:24] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:24] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:24] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2023-03-22 03:59:24] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:24] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 03:59:25] [INFO ] Added : 30 causal constraints over 7 iterations in 103 ms. Result :sat
Minimization took 33 ms.
[2023-03-22 03:59:25] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:25] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:25] [INFO ] [Nat]Absence check using state equation in 105 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2023-03-22 03:59:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2023-03-22 03:59:25] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 03:59:25] [INFO ] Added : 27 causal constraints over 7 iterations in 95 ms. Result :sat
Minimization took 37 ms.
[2023-03-22 03:59:25] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:25] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:25] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2023-03-22 03:59:25] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 25 ms
[2023-03-22 03:59:25] [INFO ] [Real]Absence check using 13 positive place invariants in 4 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:25] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-22 03:59:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:25] [INFO ] [Nat]Absence check using state equation in 82 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2023-03-22 03:59:25] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 27 ms
[2023-03-22 03:59:25] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:25] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2023-03-22 03:59:25] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:25] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:25] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2023-03-22 03:59:25] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2023-03-22 03:59:25] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:59:25] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 28 ms
[2023-03-22 03:59:26] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:26] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:26] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:26] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 03:59:26] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:59:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 47 ms
[2023-03-22 03:59:26] [INFO ] Added : 29 causal constraints over 8 iterations in 299 ms. Result :sat
Minimization took 24 ms.
[2023-03-22 03:59:26] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:26] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 03:59:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:26] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:26] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
[2023-03-22 03:59:26] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 20 ms
[2023-03-22 03:59:26] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:26] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:26] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 03:59:26] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 03:59:26] [INFO ] Added : 38 causal constraints over 8 iterations in 104 ms. Result :sat
Minimization took 34 ms.
[2023-03-22 03:59:26] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:26] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:27] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2023-03-22 03:59:27] [INFO ] [Nat]Added 13 Read/Feed constraints in 24 ms returned sat
[2023-03-22 03:59:27] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 03:59:27] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2023-03-22 03:59:27] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 2 trap constraints in 49 ms
[2023-03-22 03:59:27] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:27] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-22 03:59:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:27] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2023-03-22 03:59:27] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:27] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 03:59:27] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2023-03-22 03:59:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 32 ms
[2023-03-22 03:59:27] [INFO ] Added : 39 causal constraints over 8 iterations in 109 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : [22, 23, 22, 23, 23, 23, 22, 22, 22, 23, 22, 23, 22, 23] Max seen :[22, 21, 22, 21, 21, 21, 22, 22, 22, 21, 22, 21, 22, 21]
FORMULA JoinFreeModules-PT-0020-UpperBounds-14 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-12 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-10 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-09 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-08 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-03 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-01 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 7 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 35 are kept as prefixes of interest. Removing 30 places using SCC suffix rule.0 ms
Discarding 30 places :
Also discarding 48 output transitions
Drop transitions removed 48 transitions
Applied a total of 1 rules in 6 ms. Remains 35 /65 variables (removed 30) and now considering 56/104 (removed 48) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 35/65 places, 56/104 transitions.
// Phase 1: matrix 56 rows 35 cols
[2023-03-22 03:59:27] [INFO ] Computed 7 place invariants in 2 ms
Incomplete random walk after 1000002 steps, including 2 resets, run finished after 1044 ms. (steps per millisecond=957 ) properties (out of 7) seen :150
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 551 ms. (steps per millisecond=1814 ) properties (out of 7) seen :125
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 552 ms. (steps per millisecond=1811 ) properties (out of 7) seen :130
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 535 ms. (steps per millisecond=1869 ) properties (out of 7) seen :126
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 551 ms. (steps per millisecond=1814 ) properties (out of 7) seen :132
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 549 ms. (steps per millisecond=1821 ) properties (out of 7) seen :128
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 525 ms. (steps per millisecond=1904 ) properties (out of 7) seen :128
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 522 ms. (steps per millisecond=1915 ) properties (out of 7) seen :123
[2023-03-22 03:59:32] [INFO ] Invariant cache hit.
[2023-03-22 03:59:32] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:32] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:32] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:32] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2023-03-22 03:59:32] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-22 03:59:32] [INFO ] [Nat]Added 7 Read/Feed constraints in 9 ms returned sat
[2023-03-22 03:59:32] [INFO ] Computed and/alt/rep : 42/105/42 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 03:59:32] [INFO ] Added : 10 causal constraints over 3 iterations in 42 ms. Result :sat
Minimization took 26 ms.
[2023-03-22 03:59:32] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:32] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 03:59:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:32] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:32] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Nat]Added 7 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:32] [INFO ] Computed and/alt/rep : 42/105/42 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 03:59:32] [INFO ] Added : 16 causal constraints over 6 iterations in 70 ms. Result :sat
Minimization took 13 ms.
[2023-03-22 03:59:32] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:32] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-22 03:59:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:32] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:32] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Nat]Added 7 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:32] [INFO ] Computed and/alt/rep : 42/105/42 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 03:59:32] [INFO ] Added : 15 causal constraints over 3 iterations in 22 ms. Result :sat
Minimization took 29 ms.
[2023-03-22 03:59:32] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:33] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 03:59:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:33] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:33] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Nat]Added 7 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:33] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2023-03-22 03:59:33] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 26 ms
[2023-03-22 03:59:33] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:33] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 03:59:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:33] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:33] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Nat]Added 7 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:33] [INFO ] Computed and/alt/rep : 42/105/42 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 03:59:33] [INFO ] Added : 11 causal constraints over 4 iterations in 121 ms. Result :sat
Minimization took 8 ms.
[2023-03-22 03:59:33] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:33] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 03:59:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:33] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:33] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Nat]Added 7 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:33] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2023-03-22 03:59:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2023-03-22 03:59:33] [INFO ] Computed and/alt/rep : 42/105/42 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 03:59:33] [INFO ] Added : 14 causal constraints over 3 iterations in 25 ms. Result :sat
Minimization took 12 ms.
[2023-03-22 03:59:33] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:33] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-22 03:59:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:33] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:33] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-22 03:59:33] [INFO ] [Nat]Added 7 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:33] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2023-03-22 03:59:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 26 ms
[2023-03-22 03:59:33] [INFO ] Computed and/alt/rep : 42/105/42 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 03:59:33] [INFO ] Added : 17 causal constraints over 4 iterations in 82 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [23, 23, 23, 22, 23, 23, 23] Max seen :[22, 22, 21, 22, 22, 21, 21]
FORMULA JoinFreeModules-PT-0020-UpperBounds-07 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 6 out of 35 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 35/35 places, 56/56 transitions.
Graph (complete) has 84 edges and 35 vertex of which 30 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions removed 8 transitions
Applied a total of 1 rules in 2 ms. Remains 30 /35 variables (removed 5) and now considering 48/56 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 30/35 places, 48/56 transitions.
// Phase 1: matrix 48 rows 30 cols
[2023-03-22 03:59:33] [INFO ] Computed 6 place invariants in 2 ms
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 933 ms. (steps per millisecond=1071 ) properties (out of 6) seen :128
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 505 ms. (steps per millisecond=1980 ) properties (out of 6) seen :112
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 503 ms. (steps per millisecond=1988 ) properties (out of 6) seen :116
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 486 ms. (steps per millisecond=2057 ) properties (out of 6) seen :110
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 489 ms. (steps per millisecond=2044 ) properties (out of 6) seen :110
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 485 ms. (steps per millisecond=2061 ) properties (out of 6) seen :115
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 482 ms. (steps per millisecond=2074 ) properties (out of 6) seen :109
[2023-03-22 03:59:37] [INFO ] Invariant cache hit.
[2023-03-22 03:59:37] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:37] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 03:59:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:37] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-22 03:59:37] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-22 03:59:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:37] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 03:59:37] [INFO ] Added : 16 causal constraints over 5 iterations in 23 ms. Result :sat
Minimization took 19 ms.
[2023-03-22 03:59:37] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:37] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 03:59:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:37] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-22 03:59:37] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:37] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 03:59:37] [INFO ] Added : 5 causal constraints over 2 iterations in 56 ms. Result :sat
Minimization took 12 ms.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-22 03:59:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 03:59:38] [INFO ] Added : 17 causal constraints over 4 iterations in 23 ms. Result :sat
Minimization took 24 ms.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 03:59:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 03:59:38] [INFO ] Added : 10 causal constraints over 3 iterations in 58 ms. Result :sat
Minimization took 7 ms.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-22 03:59:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 03:59:38] [INFO ] Added : 13 causal constraints over 3 iterations in 29 ms. Result :sat
Minimization took 12 ms.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-22 03:59:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 03:59:38] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 03:59:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 31 ms
[2023-03-22 03:59:38] [INFO ] Added : 9 causal constraints over 3 iterations in 55 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [23, 23, 23, 23, 23, 23] Max seen :[22, 22, 21, 22, 21, 21]
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 30/30 places, 48/48 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 48/48 (removed 0) transitions.
[2023-03-22 03:59:38] [INFO ] Invariant cache hit.
[2023-03-22 03:59:38] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-22 03:59:38] [INFO ] Invariant cache hit.
[2023-03-22 03:59:38] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-22 03:59:38] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2023-03-22 03:59:38] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 03:59:38] [INFO ] Invariant cache hit.
[2023-03-22 03:59:38] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 30/30 places, 48/48 transitions.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-02
[2023-03-22 03:59:38] [INFO ] Invariant cache hit.
Incomplete random walk after 10006 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :20
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 :18
[2023-03-22 03:59:38] [INFO ] Invariant cache hit.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 03:59:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:38] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2023-03-22 03:59:38] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-22 03:59:38] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:38] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 03:59:38] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2023-03-22 03:59:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 27 ms
[2023-03-22 03:59:38] [INFO ] Added : 15 causal constraints over 5 iterations in 64 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[20]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Graph (complete) has 72 edges and 30 vertex of which 5 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.0 ms
Discarding 25 places :
Also discarding 40 output transitions
Drop transitions removed 40 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /30 variables (removed 25) and now considering 8/48 (removed 40) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 03:59:38] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 03:59:38] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 5/30 places, 8/48 transitions.
[2023-03-22 03:59:38] [INFO ] Invariant cache hit.
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 301 ms. (steps per millisecond=3322 ) properties (out of 1) seen :22
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 158 ms. (steps per millisecond=6329 ) properties (out of 1) seen :18
[2023-03-22 03:59:39] [INFO ] Invariant cache hit.
[2023-03-22 03:59:39] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:39] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 03:59:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:39] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 03:59:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:39] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 03:59:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:39] [INFO ] [Nat]Added 1 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:39] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2023-03-22 03:59:39] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 19 ms
Current structural bounds on expressions (after SMT) : [22] Max seen :[22]
FORMULA JoinFreeModules-PT-0020-UpperBounds-02 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-02 in 772 ms.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-04
// Phase 1: matrix 48 rows 30 cols
[2023-03-22 03:59:39] [INFO ] Computed 6 place invariants in 0 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :21
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 :18
[2023-03-22 03:59:39] [INFO ] Invariant cache hit.
[2023-03-22 03:59:39] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:39] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 03:59:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:39] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:39] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-22 03:59:39] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-22 03:59:39] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:39] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 03:59:39] [INFO ] Added : 11 causal constraints over 3 iterations in 26 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Graph (complete) has 72 edges and 30 vertex of which 5 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.0 ms
Discarding 25 places :
Also discarding 40 output transitions
Drop transitions removed 40 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /30 variables (removed 25) and now considering 8/48 (removed 40) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 03:59:39] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 03:59:39] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 5/30 places, 8/48 transitions.
[2023-03-22 03:59:39] [INFO ] Invariant cache hit.
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 297 ms. (steps per millisecond=3367 ) properties (out of 1) seen :22
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 153 ms. (steps per millisecond=6535 ) properties (out of 1) seen :18
[2023-03-22 03:59:40] [INFO ] Invariant cache hit.
[2023-03-22 03:59:40] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:40] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 03:59:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:40] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 03:59:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:40] [INFO ] [Nat]Added 1 Read/Feed constraints in 4 ms returned sat
[2023-03-22 03:59:40] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2023-03-22 03:59:40] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 17 ms
Current structural bounds on expressions (after SMT) : [22] Max seen :[22]
FORMULA JoinFreeModules-PT-0020-UpperBounds-04 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-04 in 693 ms.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-05
// Phase 1: matrix 48 rows 30 cols
[2023-03-22 03:59:40] [INFO ] Computed 6 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :21
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 :21
[2023-03-22 03:59:40] [INFO ] Invariant cache hit.
[2023-03-22 03:59:40] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:40] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-22 03:59:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:40] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:40] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2023-03-22 03:59:40] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-22 03:59:40] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:40] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 03:59:40] [INFO ] Added : 17 causal constraints over 4 iterations in 21 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Graph (complete) has 72 edges and 30 vertex of which 5 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.0 ms
Discarding 25 places :
Also discarding 40 output transitions
Drop transitions removed 40 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /30 variables (removed 25) and now considering 8/48 (removed 40) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 03:59:40] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 03:59:40] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 5/30 places, 8/48 transitions.
[2023-03-22 03:59:40] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 296 ms. (steps per millisecond=3378 ) properties (out of 1) seen :21
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 193 ms. (steps per millisecond=5181 ) properties (out of 1) seen :21
[2023-03-22 03:59:40] [INFO ] Invariant cache hit.
[2023-03-22 03:59:40] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 03:59:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:40] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 03:59:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:40] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 03:59:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:40] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 03:59:40] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 03:59:40] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 03:59:40] [INFO ] Invariant cache hit.
[2023-03-22 03:59:40] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-03-22 03:59:41] [INFO ] Invariant cache hit.
[2023-03-22 03:59:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:41] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-22 03:59:41] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 03:59:41] [INFO ] Invariant cache hit.
[2023-03-22 03:59:41] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-05 in 837 ms.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-11
// Phase 1: matrix 48 rows 30 cols
[2023-03-22 03:59:41] [INFO ] Computed 6 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :18
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :14
[2023-03-22 03:59:41] [INFO ] Invariant cache hit.
[2023-03-22 03:59:41] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:41] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-22 03:59:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:41] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:41] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-22 03:59:41] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-22 03:59:41] [INFO ] [Nat]Added 6 Read/Feed constraints in 2 ms returned sat
[2023-03-22 03:59:41] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 03:59:41] [INFO ] Added : 17 causal constraints over 5 iterations in 24 ms. Result :sat
Minimization took 13 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[18]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Graph (complete) has 72 edges and 30 vertex of which 5 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.0 ms
Discarding 25 places :
Also discarding 40 output transitions
Drop transitions removed 40 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /30 variables (removed 25) and now considering 8/48 (removed 40) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 03:59:41] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 03:59:41] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 5/30 places, 8/48 transitions.
[2023-03-22 03:59:41] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 293 ms. (steps per millisecond=3412 ) properties (out of 1) seen :22
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 163 ms. (steps per millisecond=6134 ) properties (out of 1) seen :22
[2023-03-22 03:59:41] [INFO ] Invariant cache hit.
[2023-03-22 03:59:41] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:41] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 03:59:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:41] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 03:59:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:41] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 03:59:41] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2023-03-22 03:59:41] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 19 ms
Current structural bounds on expressions (after SMT) : [22] Max seen :[22]
FORMULA JoinFreeModules-PT-0020-UpperBounds-11 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-11 in 714 ms.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-13
// Phase 1: matrix 48 rows 30 cols
[2023-03-22 03:59:41] [INFO ] Computed 6 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :21
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 :21
[2023-03-22 03:59:41] [INFO ] Invariant cache hit.
[2023-03-22 03:59:41] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2023-03-22 03:59:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:41] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-22 03:59:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:41] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:41] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-22 03:59:41] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-22 03:59:41] [INFO ] [Nat]Added 6 Read/Feed constraints in 5 ms returned sat
[2023-03-22 03:59:41] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 03:59:41] [INFO ] Added : 13 causal constraints over 3 iterations in 30 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Graph (complete) has 72 edges and 30 vertex of which 5 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.0 ms
Discarding 25 places :
Also discarding 40 output transitions
Drop transitions removed 40 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /30 variables (removed 25) and now considering 8/48 (removed 40) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 03:59:41] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 03:59:41] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 5/30 places, 8/48 transitions.
[2023-03-22 03:59:41] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 295 ms. (steps per millisecond=3389 ) properties (out of 1) seen :21
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 164 ms. (steps per millisecond=6097 ) properties (out of 1) seen :21
[2023-03-22 03:59:42] [INFO ] Invariant cache hit.
[2023-03-22 03:59:42] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 03:59:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:42] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 03:59:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:42] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 03:59:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:42] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:42] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 03:59:42] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 03:59:42] [INFO ] Invariant cache hit.
[2023-03-22 03:59:42] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-03-22 03:59:42] [INFO ] Invariant cache hit.
[2023-03-22 03:59:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:42] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2023-03-22 03:59:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 03:59:42] [INFO ] Invariant cache hit.
[2023-03-22 03:59:42] [INFO ] Dead Transitions using invariants and state equation in 15 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-13 in 773 ms.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-15
// Phase 1: matrix 48 rows 30 cols
[2023-03-22 03:59:42] [INFO ] Computed 6 place invariants in 1 ms
Incomplete random walk after 10003 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :21
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 :21
[2023-03-22 03:59:42] [INFO ] Invariant cache hit.
[2023-03-22 03:59:42] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:42] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-22 03:59:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:42] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:42] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2023-03-22 03:59:42] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-22 03:59:42] [INFO ] [Nat]Added 6 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:42] [INFO ] Computed and/alt/rep : 36/90/36 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 03:59:42] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2023-03-22 03:59:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 23 ms
[2023-03-22 03:59:42] [INFO ] Added : 9 causal constraints over 3 iterations in 46 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Graph (complete) has 72 edges and 30 vertex of which 5 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.0 ms
Discarding 25 places :
Also discarding 40 output transitions
Drop transitions removed 40 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /30 variables (removed 25) and now considering 8/48 (removed 40) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 03:59:42] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 03:59:42] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 5/30 places, 8/48 transitions.
[2023-03-22 03:59:42] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 297 ms. (steps per millisecond=3367 ) properties (out of 1) seen :21
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 165 ms. (steps per millisecond=6060 ) properties (out of 1) seen :21
[2023-03-22 03:59:43] [INFO ] Invariant cache hit.
[2023-03-22 03:59:43] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 03:59:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:43] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-22 03:59:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 03:59:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 03:59:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 03:59:43] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 03:59:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:43] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 03:59:43] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 03:59:43] [INFO ] Added : 6 causal constraints over 3 iterations in 10 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 03:59:43] [INFO ] Invariant cache hit.
[2023-03-22 03:59:43] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 03:59:43] [INFO ] Invariant cache hit.
[2023-03-22 03:59:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 03:59:43] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-22 03:59:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 03:59:43] [INFO ] Invariant cache hit.
[2023-03-22 03:59:43] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-15 in 774 ms.
[2023-03-22 03:59:43] [INFO ] Flatten gal took : 20 ms
[2023-03-22 03:59:43] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/UpperBounds.sr.xml took 1 ms.
[2023-03-22 03:59:43] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 30 places, 48 transitions and 126 arcs took 1 ms.
Total runtime 45054 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/1024/ub_0_ --maxsum=/tmp/1024/ub_1_ --maxsum=/tmp/1024/ub_2_
FORMULA JoinFreeModules-PT-0020-UpperBounds-05 21 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA JoinFreeModules-PT-0020-UpperBounds-13 21 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA JoinFreeModules-PT-0020-UpperBounds-15 21 TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1679457586860

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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
mcc2023
ub formula name JoinFreeModules-PT-0020-UpperBounds-05
ub formula formula --maxsum=/tmp/1024/ub_0_
ub formula name JoinFreeModules-PT-0020-UpperBounds-13
ub formula formula --maxsum=/tmp/1024/ub_1_
ub formula name JoinFreeModules-PT-0020-UpperBounds-15
ub formula formula --maxsum=/tmp/1024/ub_2_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 30 places, 48 transitions and 126 arcs
pnml2lts-sym: Petri net JoinFreeModules_PT_0020 analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 48->18 groups
pnml2lts-sym: Regrouping took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state vector length is 30; there are 18 groups
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Computing maximum sum over 1 state variables.
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Exploration took 20829 group checks and 0 next state calls
pnml2lts-sym: reachability took 2.040 real 7.810 user 0.330 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state space has 2.42228857998034e+25 states, 5442 nodes
pnml2lts-sym: Maximum sum of /tmp/1024/ub_0_ is: 21
pnml2lts-sym: Maximum sum of /tmp/1024/ub_1_ is: 21
pnml2lts-sym: Maximum sum of /tmp/1024/ub_2_ is: 21
pnml2lts-sym: group_next: 38022 nodes total
pnml2lts-sym: group_explored: 10620 nodes, 119094 short vectors total
pnml2lts-sym: max token count: 23

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="JoinFreeModules-PT-0020"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is JoinFreeModules-PT-0020, 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 r233-tall-167856418500173"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0020.tgz
mv JoinFreeModules-PT-0020 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 ;