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.r231-tall-167856415700157.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 lolaxred
Input is JoinFreeModules-PT-0005, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r231-tall-167856415700157
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 404K
-rw-r--r-- 1 mcc users 7.4K Feb 25 11:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 25 11:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 25 11:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K 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 3.4K Feb 25 16:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K 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 6.8K Feb 25 11:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 25 11:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 11:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K 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 16K 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-0005-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0005-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679434997880

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=lolaxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0005
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 21:43:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-21 21:43:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 21:43:19] [INFO ] Load time of PNML (sax parser for PT used): 25 ms
[2023-03-21 21:43:19] [INFO ] Transformed 26 places.
[2023-03-21 21:43:19] [INFO ] Transformed 41 transitions.
[2023-03-21 21:43:19] [INFO ] Parsed PT model containing 26 places and 41 transitions and 117 arcs in 82 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 41 rows 25 cols
[2023-03-21 21:43:19] [INFO ] Computed 5 place invariants in 8 ms
Incomplete random walk after 10000 steps, including 9 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 16) seen :99
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 16) seen :83
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 16) seen :80
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 16) seen :73
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 16) seen :85
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 16) seen :84
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 :86
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 16) seen :85
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 16) seen :77
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :87
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :87
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :80
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 16) seen :81
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 16) seen :84
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :81
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 16) seen :86
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 16) seen :86
[2023-03-21 21:43:19] [INFO ] Invariant cache hit.
[2023-03-21 21:43:19] [INFO ] [Real]Absence check using 5 positive place invariants in 4 ms returned sat
[2023-03-21 21:43:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:19] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-21 21:43:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:19] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-21 21:43:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-21 21:43:20] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 12 ms returned sat
[2023-03-21 21:43:20] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
[2023-03-21 21:43:20] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 27 ms
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-21 21:43:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:20] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2023-03-21 21:43:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2023-03-21 21:43:20] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-21 21:43:20] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
[2023-03-21 21:43:20] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 2 ms to minimize.
[2023-03-21 21:43:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 61 ms
[2023-03-21 21:43:20] [INFO ] Added : 17 causal constraints over 4 iterations in 98 ms. Result :sat
Minimization took 15 ms.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-21 21:43:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:20] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:20] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-21 21:43:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2023-03-21 21:43:20] [INFO ] Added : 21 causal constraints over 5 iterations in 74 ms. Result :sat
Minimization took 22 ms.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:20] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:20] [INFO ] Added : 11 causal constraints over 3 iterations in 27 ms. Result :sat
Minimization took 21 ms.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-21 21:43:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 7 ms returned sat
[2023-03-21 21:43:20] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:20] [INFO ] Added : 13 causal constraints over 3 iterations in 22 ms. Result :sat
Minimization took 12 ms.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-21 21:43:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 4 ms returned sat
[2023-03-21 21:43:20] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:20] [INFO ] Added : 18 causal constraints over 4 iterations in 29 ms. Result :sat
Minimization took 21 ms.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:20] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:21] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-21 21:43:21] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2023-03-21 21:43:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 31 ms
[2023-03-21 21:43:21] [INFO ] Added : 17 causal constraints over 4 iterations in 80 ms. Result :sat
Minimization took 12 ms.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-21 21:43:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 4 ms returned sat
[2023-03-21 21:43:21] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:21] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-21 21:43:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2023-03-21 21:43:21] [INFO ] Added : 19 causal constraints over 4 iterations in 65 ms. Result :sat
Minimization took 14 ms.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:21] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:21] [INFO ] Added : 5 causal constraints over 1 iterations in 11 ms. Result :sat
Minimization took 24 ms.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2023-03-21 21:43:21] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 22 ms
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-21 21:43:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 5 ms returned sat
[2023-03-21 21:43:21] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 0 ms to minimize.
[2023-03-21 21:43:21] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 19 ms
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-21 21:43:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 5 ms returned sat
[2023-03-21 21:43:21] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:21] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
[2023-03-21 21:43:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 24 ms
[2023-03-21 21:43:21] [INFO ] Added : 6 causal constraints over 2 iterations in 44 ms. Result :sat
Minimization took 19 ms.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-21 21:43:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
[2023-03-21 21:43:21] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 17 ms
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-21 21:43:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:21] [INFO ] Added : 18 causal constraints over 4 iterations in 26 ms. Result :sat
Minimization took 16 ms.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:21] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:22] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:22] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-21 21:43:22] [INFO ] [Nat]Added 5 Read/Feed constraints in 4 ms returned sat
[2023-03-21 21:43:22] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:22] [INFO ] Added : 15 causal constraints over 3 iterations in 21 ms. Result :sat
Minimization took 23 ms.
[2023-03-21 21:43:22] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:22] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:22] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:22] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-21 21:43:22] [INFO ] [Nat]Added 5 Read/Feed constraints in 15 ms returned sat
[2023-03-21 21:43:22] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-21 21:43:22] [INFO ] Added : 15 causal constraints over 3 iterations in 65 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [7, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 8, 7, 8, 8, 8] Max seen :[7, 6, 5, 5, 6, 6, 6, 7, 6, 7, 7, 5, 7, 7, 6, 6]
FORMULA JoinFreeModules-PT-0005-UpperBounds-12 7 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0005-UpperBounds-10 7 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0005-UpperBounds-09 7 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0005-UpperBounds-00 7 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 12 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 41/41 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 40
Applied a total of 1 rules in 11 ms. Remains 25 /25 variables (removed 0) and now considering 40/41 (removed 1) transitions.
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:22] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-21 21:43:22] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 25/25 places, 40/41 transitions.
[2023-03-21 21:43:22] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 893 resets, run finished after 1051 ms. (steps per millisecond=951 ) properties (out of 12) seen :71
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 415 ms. (steps per millisecond=2409 ) properties (out of 12) seen :60
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 453 ms. (steps per millisecond=2207 ) properties (out of 12) seen :64
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 368 ms. (steps per millisecond=2717 ) properties (out of 12) seen :66
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 438 ms. (steps per millisecond=2283 ) properties (out of 12) seen :63
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 421 ms. (steps per millisecond=2375 ) properties (out of 12) seen :70
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 348 ms. (steps per millisecond=2873 ) properties (out of 12) seen :61
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 442 ms. (steps per millisecond=2262 ) properties (out of 12) seen :58
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 428 ms. (steps per millisecond=2336 ) properties (out of 12) seen :71
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 369 ms. (steps per millisecond=2710 ) properties (out of 12) seen :65
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 418 ms. (steps per millisecond=2392 ) properties (out of 12) seen :60
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 436 ms. (steps per millisecond=2293 ) properties (out of 12) seen :63
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 360 ms. (steps per millisecond=2777 ) properties (out of 12) seen :70
[2023-03-21 21:43:28] [INFO ] Invariant cache hit.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-21 21:43:28] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:28] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:28] [INFO ] Added : 8 causal constraints over 2 iterations in 21 ms. Result :sat
Minimization took 12 ms.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-21 21:43:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 5 ms returned sat
[2023-03-21 21:43:28] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:28] [INFO ] Added : 15 causal constraints over 5 iterations in 52 ms. Result :sat
Minimization took 14 ms.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-21 21:43:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2023-03-21 21:43:28] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2023-03-21 21:43:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 24 ms
[2023-03-21 21:43:28] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:28] [INFO ] Added : 9 causal constraints over 2 iterations in 15 ms. Result :sat
Minimization took 10 ms.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-21 21:43:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using 5 positive place invariants in 6 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:28] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:28] [INFO ] Added : 9 causal constraints over 2 iterations in 17 ms. Result :sat
Minimization took 13 ms.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-21 21:43:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:28] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-21 21:43:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:29] [INFO ] Added : 16 causal constraints over 4 iterations in 28 ms. Result :sat
Minimization took 16 ms.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:29] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:29] [INFO ] Added : 13 causal constraints over 3 iterations in 17 ms. Result :sat
Minimization took 10 ms.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 6 ms returned sat
[2023-03-21 21:43:29] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
[2023-03-21 21:43:29] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 23 ms
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:29] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:29] [INFO ] Added : 20 causal constraints over 5 iterations in 29 ms. Result :sat
Minimization took 25 ms.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-21 21:43:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:29] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:29] [INFO ] Added : 5 causal constraints over 2 iterations in 16 ms. Result :sat
Minimization took 9 ms.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-21 21:43:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:29] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:29] [INFO ] Added : 5 causal constraints over 3 iterations in 20 ms. Result :sat
Minimization took 7 ms.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-21 21:43:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:29] [INFO ] Added : 17 causal constraints over 4 iterations in 27 ms. Result :sat
Minimization took 55 ms.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-21 21:43:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:29] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-21 21:43:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:29] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:29] [INFO ] Added : 9 causal constraints over 2 iterations in 21 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [8, 8, 8, 8, 8, 8, 7, 8, 8, 8, 8, 8] Max seen :[6, 5, 5, 6, 6, 6, 7, 6, 5, 7, 6, 6]
FORMULA JoinFreeModules-PT-0005-UpperBounds-07 7 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 11 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 25/25 places, 40/40 transitions.
[2023-03-21 21:43:29] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 914 resets, run finished after 987 ms. (steps per millisecond=1013 ) properties (out of 11) seen :64
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 344 ms. (steps per millisecond=2906 ) properties (out of 11) seen :53
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 352 ms. (steps per millisecond=2840 ) properties (out of 11) seen :58
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 357 ms. (steps per millisecond=2801 ) properties (out of 11) seen :60
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 408 ms. (steps per millisecond=2450 ) properties (out of 11) seen :60
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 414 ms. (steps per millisecond=2415 ) properties (out of 11) seen :64
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 346 ms. (steps per millisecond=2890 ) properties (out of 11) seen :58
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 430 ms. (steps per millisecond=2325 ) properties (out of 11) seen :64
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 355 ms. (steps per millisecond=2816 ) properties (out of 11) seen :58
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 408 ms. (steps per millisecond=2450 ) properties (out of 11) seen :56
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 409 ms. (steps per millisecond=2444 ) properties (out of 11) seen :56
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 347 ms. (steps per millisecond=2881 ) properties (out of 11) seen :64
[2023-03-21 21:43:35] [INFO ] Invariant cache hit.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-21 21:43:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-21 21:43:35] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:35] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:35] [INFO ] Added : 8 causal constraints over 2 iterations in 20 ms. Result :sat
Minimization took 14 ms.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-21 21:43:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:35] [INFO ] Added : 15 causal constraints over 5 iterations in 56 ms. Result :sat
Minimization took 22 ms.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-21 21:43:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2023-03-21 21:43:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 22 ms
[2023-03-21 21:43:35] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:35] [INFO ] Added : 9 causal constraints over 2 iterations in 12 ms. Result :sat
Minimization took 11 ms.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:35] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:35] [INFO ] Added : 9 causal constraints over 2 iterations in 18 ms. Result :sat
Minimization took 12 ms.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:35] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-21 21:43:35] [INFO ] Added : 16 causal constraints over 4 iterations in 34 ms. Result :sat
Minimization took 18 ms.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:35] [INFO ] Added : 13 causal constraints over 3 iterations in 16 ms. Result :sat
Minimization took 10 ms.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-21 21:43:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:35] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-21 21:43:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:35] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:35] [INFO ] Added : 20 causal constraints over 5 iterations in 29 ms. Result :sat
Minimization took 25 ms.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-21 21:43:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using 5 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2023-03-21 21:43:36] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:36] [INFO ] Added : 5 causal constraints over 2 iterations in 19 ms. Result :sat
Minimization took 8 ms.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:36] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:36] [INFO ] Added : 5 causal constraints over 3 iterations in 19 ms. Result :sat
Minimization took 6 ms.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-21 21:43:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:36] [INFO ] Added : 17 causal constraints over 4 iterations in 23 ms. Result :sat
Minimization took 53 ms.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-21 21:43:36] [INFO ] Added : 9 causal constraints over 2 iterations in 27 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8] Max seen :[6, 5, 5, 6, 6, 6, 6, 5, 7, 6, 6]
Support contains 11 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Applied a total of 0 rules in 2 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 25/25 places, 40/40 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
[2023-03-21 21:43:36] [INFO ] Invariant cache hit.
[2023-03-21 21:43:36] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-21 21:43:36] [INFO ] Invariant cache hit.
[2023-03-21 21:43:36] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:36] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-21 21:43:36] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 21:43:36] [INFO ] Invariant cache hit.
[2023-03-21 21:43:36] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 25/25 places, 40/40 transitions.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-01
[2023-03-21 21:43:36] [INFO ] Invariant cache hit.
Incomplete random walk after 10000 steps, including 9 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :6
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 :6
[2023-03-21 21:43:36] [INFO ] Invariant cache hit.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using 5 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-21 21:43:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:36] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-21 21:43:36] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:36] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:36] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:36] [INFO ] Added : 8 causal constraints over 2 iterations in 12 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 3 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:36] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-21 21:43:36] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:36] [INFO ] Invariant cache hit.
Incomplete random walk after 1000001 steps, including 4507 resets, run finished after 352 ms. (steps per millisecond=2840 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 142 ms. (steps per millisecond=7042 ) properties (out of 1) seen :6
[2023-03-21 21:43:37] [INFO ] Invariant cache hit.
[2023-03-21 21:43:37] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:37] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-21 21:43:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:37] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:37] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-21 21:43:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:37] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:37] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-21 21:43:37] [INFO ] Added : 6 causal constraints over 3 iterations in 10 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
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 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-21 21:43:37] [INFO ] Invariant cache hit.
[2023-03-21 21:43:37] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-03-21 21:43:37] [INFO ] Invariant cache hit.
[2023-03-21 21:43:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:37] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
[2023-03-21 21:43:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:37] [INFO ] Invariant cache hit.
[2023-03-21 21:43:37] [INFO ] Dead Transitions using invariants and state equation in 15 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-01 in 769 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-02
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:37] [INFO ] Computed 5 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 10 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :5
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 :5
[2023-03-21 21:43:37] [INFO ] Invariant cache hit.
[2023-03-21 21:43:37] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:37] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-21 21:43:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:37] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:37] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-21 21:43:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:37] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:37] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:37] [INFO ] Added : 15 causal constraints over 5 iterations in 50 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[5]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 2 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:37] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-21 21:43:37] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:37] [INFO ] Invariant cache hit.
Incomplete random walk after 1000001 steps, including 4411 resets, run finished after 352 ms. (steps per millisecond=2840 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=7299 ) properties (out of 1) seen :5
[2023-03-21 21:43:38] [INFO ] Invariant cache hit.
[2023-03-21 21:43:38] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:38] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-21 21:43:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:38] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-21 21:43:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:38] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:38] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-21 21:43:38] [INFO ] Added : 6 causal constraints over 2 iterations in 9 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[5]
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 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-21 21:43:38] [INFO ] Invariant cache hit.
[2023-03-21 21:43:38] [INFO ] Implicit Places using invariants in 13 ms returned []
[2023-03-21 21:43:38] [INFO ] Invariant cache hit.
[2023-03-21 21:43:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:38] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 31 ms to find 0 implicit places.
[2023-03-21 21:43:38] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:38] [INFO ] Invariant cache hit.
[2023-03-21 21:43:38] [INFO ] Dead Transitions using invariants and state equation in 14 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-02 in 817 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-03
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:38] [INFO ] Computed 5 place invariants in 4 ms
Incomplete random walk after 10000 steps, including 9 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :5
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 :5
[2023-03-21 21:43:38] [INFO ] Invariant cache hit.
[2023-03-21 21:43:38] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:38] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:38] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:38] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2023-03-21 21:43:38] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:38] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:38] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
[2023-03-21 21:43:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 25 ms
[2023-03-21 21:43:38] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:38] [INFO ] Added : 9 causal constraints over 2 iterations in 16 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[5]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:38] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-21 21:43:38] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:38] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4447 resets, run finished after 353 ms. (steps per millisecond=2832 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 141 ms. (steps per millisecond=7092 ) properties (out of 1) seen :5
[2023-03-21 21:43:38] [INFO ] Invariant cache hit.
[2023-03-21 21:43:38] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:38] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-21 21:43:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:38] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-21 21:43:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:38] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:38] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-21 21:43:38] [INFO ] Added : 6 causal constraints over 2 iterations in 13 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[5]
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 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-21 21:43:38] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:39] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2023-03-21 21:43:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-03 in 836 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-04
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:39] [INFO ] Computed 5 place invariants in 2 ms
Incomplete random walk after 10000 steps, including 7 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :6
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:39] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-21 21:43:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:39] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:39] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
[2023-03-21 21:43:39] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:39] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:39] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:39] [INFO ] Added : 9 causal constraints over 2 iterations in 14 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:39] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-21 21:43:39] [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 : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4473 resets, run finished after 355 ms. (steps per millisecond=2816 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 208 ms. (steps per millisecond=4807 ) properties (out of 1) seen :6
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:39] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-21 21:43:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:39] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:39] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-21 21:43:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:39] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:39] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-21 21:43:39] [INFO ] Added : 6 causal constraints over 2 iterations in 10 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
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 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:39] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
[2023-03-21 21:43:39] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-04 in 877 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-05
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:39] [INFO ] Computed 5 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 9 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :6
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 :6
[2023-03-21 21:43:39] [INFO ] Invariant cache hit.
[2023-03-21 21:43:39] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:39] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2023-03-21 21:43:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:40] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:40] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2023-03-21 21:43:40] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 4 ms returned sat
[2023-03-21 21:43:40] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:40] [INFO ] Added : 16 causal constraints over 4 iterations in 32 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:40] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-21 21:43:40] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:40] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4313 resets, run finished after 350 ms. (steps per millisecond=2857 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 205 ms. (steps per millisecond=4878 ) properties (out of 1) seen :6
[2023-03-21 21:43:40] [INFO ] Invariant cache hit.
[2023-03-21 21:43:40] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:40] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-21 21:43:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:40] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2023-03-21 21:43:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:40] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:40] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-21 21:43:40] [INFO ] Added : 6 causal constraints over 2 iterations in 8 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
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 4 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 4 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.
[2023-03-21 21:43:40] [INFO ] Invariant cache hit.
[2023-03-21 21:43:40] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-03-21 21:43:40] [INFO ] Invariant cache hit.
[2023-03-21 21:43:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:40] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-21 21:43:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:40] [INFO ] Invariant cache hit.
[2023-03-21 21:43:40] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-05 in 888 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-06
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:40] [INFO ] Computed 5 place invariants in 0 ms
Incomplete random walk after 10002 steps, including 9 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :6
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 :6
[2023-03-21 21:43:40] [INFO ] Invariant cache hit.
[2023-03-21 21:43:40] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:40] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:40] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:40] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2023-03-21 21:43:40] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:40] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:40] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:40] [INFO ] Added : 13 causal constraints over 3 iterations in 16 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 2 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:40] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-21 21:43:40] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:40] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4450 resets, run finished after 353 ms. (steps per millisecond=2832 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 146 ms. (steps per millisecond=6849 ) properties (out of 1) seen :6
[2023-03-21 21:43:41] [INFO ] Invariant cache hit.
[2023-03-21 21:43:41] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:41] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-21 21:43:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:41] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:41] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-21 21:43:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:41] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:41] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-21 21:43:41] [INFO ] Added : 6 causal constraints over 3 iterations in 15 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
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 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-21 21:43:41] [INFO ] Invariant cache hit.
[2023-03-21 21:43:41] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-03-21 21:43:41] [INFO ] Invariant cache hit.
[2023-03-21 21:43:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:41] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2023-03-21 21:43:41] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:41] [INFO ] Invariant cache hit.
[2023-03-21 21:43:41] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-06 in 802 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-08
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:41] [INFO ] Computed 5 place invariants in 0 ms
Incomplete random walk after 10000 steps, including 9 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :6
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 :6
[2023-03-21 21:43:41] [INFO ] Invariant cache hit.
[2023-03-21 21:43:41] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:41] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:41] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:41] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2023-03-21 21:43:41] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:41] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:41] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:41] [INFO ] Added : 20 causal constraints over 5 iterations in 29 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:41] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-21 21:43:41] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:41] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4551 resets, run finished after 356 ms. (steps per millisecond=2808 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 202 ms. (steps per millisecond=4950 ) properties (out of 1) seen :6
[2023-03-21 21:43:42] [INFO ] Invariant cache hit.
[2023-03-21 21:43:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:42] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-21 21:43:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:42] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-21 21:43:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:42] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-21 21:43:42] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-21 21:43:42] [INFO ] Added : 6 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
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.
[2023-03-21 21:43:42] [INFO ] Invariant cache hit.
[2023-03-21 21:43:42] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-03-21 21:43:42] [INFO ] Invariant cache hit.
[2023-03-21 21:43:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:42] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-21 21:43:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:42] [INFO ] Invariant cache hit.
[2023-03-21 21:43:42] [INFO ] Dead Transitions using invariants and state equation in 16 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-08 in 887 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-11
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:42] [INFO ] Computed 5 place invariants in 1 ms
Incomplete random walk after 10001 steps, including 7 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :5
[2023-03-21 21:43:42] [INFO ] Invariant cache hit.
[2023-03-21 21:43:42] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:42] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:42] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:42] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-21 21:43:42] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:42] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:42] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:42] [INFO ] Added : 5 causal constraints over 2 iterations in 16 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[5]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 2 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:42] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-21 21:43:42] [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 : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:42] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4549 resets, run finished after 353 ms. (steps per millisecond=2832 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=7299 ) properties (out of 1) seen :5
[2023-03-21 21:43:43] [INFO ] Invariant cache hit.
[2023-03-21 21:43:43] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:43] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-21 21:43:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:43] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-21 21:43:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:43] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-21 21:43:43] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-21 21:43:43] [INFO ] Added : 6 causal constraints over 2 iterations in 7 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[5]
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.
[2023-03-21 21:43:43] [INFO ] Invariant cache hit.
[2023-03-21 21:43:43] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-03-21 21:43:43] [INFO ] Invariant cache hit.
[2023-03-21 21:43:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:43] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2023-03-21 21:43:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:43] [INFO ] Invariant cache hit.
[2023-03-21 21:43:43] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-11 in 780 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-13
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:43] [INFO ] Computed 5 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 9 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :7
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :3
[2023-03-21 21:43:43] [INFO ] Invariant cache hit.
[2023-03-21 21:43:43] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:43] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-21 21:43:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:43] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:43] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2023-03-21 21:43:43] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:43] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:43] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-21 21:43:43] [INFO ] Added : 5 causal constraints over 3 iterations in 19 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[7]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:43] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-21 21:43:43] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:43] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4521 resets, run finished after 343 ms. (steps per millisecond=2915 ) properties (out of 1) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 197 ms. (steps per millisecond=5076 ) properties (out of 1) seen :3
[2023-03-21 21:43:43] [INFO ] Invariant cache hit.
[2023-03-21 21:43:44] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:44] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-21 21:43:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:44] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-21 21:43:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:44] [INFO ] [Nat]Added 1 Read/Feed constraints in 6 ms returned sat
[2023-03-21 21:43:44] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2023-03-21 21:43:44] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 20 ms
Current structural bounds on expressions (after SMT) : [7] Max seen :[7]
FORMULA JoinFreeModules-PT-0005-UpperBounds-13 7 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-13 in 781 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-14
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:44] [INFO ] Computed 5 place invariants in 0 ms
Incomplete random walk after 10001 steps, including 8 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :6
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 :6
[2023-03-21 21:43:44] [INFO ] Invariant cache hit.
[2023-03-21 21:43:44] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:44] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-21 21:43:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:44] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-21 21:43:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:44] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2023-03-21 21:43:44] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:44] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2023-03-21 21:43:44] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-21 21:43:44] [INFO ] Added : 17 causal constraints over 4 iterations in 25 ms. Result :sat
Minimization took 62 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:44] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-21 21:43:44] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:44] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4517 resets, run finished after 354 ms. (steps per millisecond=2824 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 201 ms. (steps per millisecond=4975 ) properties (out of 1) seen :6
[2023-03-21 21:43:44] [INFO ] Invariant cache hit.
[2023-03-21 21:43:44] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:44] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-21 21:43:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:44] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-21 21:43:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:44] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-21 21:43:44] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-21 21:43:44] [INFO ] Added : 6 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
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 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-21 21:43:44] [INFO ] Invariant cache hit.
[2023-03-21 21:43:44] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-21 21:43:44] [INFO ] Invariant cache hit.
[2023-03-21 21:43:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:44] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
[2023-03-21 21:43:44] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:44] [INFO ] Invariant cache hit.
[2023-03-21 21:43:44] [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-0005-UpperBounds-14 in 913 ms.
Starting property specific reduction for JoinFreeModules-PT-0005-UpperBounds-15
// Phase 1: matrix 40 rows 25 cols
[2023-03-21 21:43:44] [INFO ] Computed 5 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 11 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :6
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 :6
[2023-03-21 21:43:45] [INFO ] Invariant cache hit.
[2023-03-21 21:43:45] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:45] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-21 21:43:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:45] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2023-03-21 21:43:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:45] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-21 21:43:45] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-21 21:43:45] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2023-03-21 21:43:45] [INFO ] Computed and/alt/rep : 30/75/30 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-21 21:43:45] [INFO ] Added : 9 causal constraints over 2 iterations in 19 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 40/40 transitions.
Graph (complete) has 60 edges and 25 vertex of which 5 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.1 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions removed 32 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /25 variables (removed 20) and now considering 8/40 (removed 32) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-21 21:43:45] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-21 21:43:45] [INFO ] Dead Transitions using invariants and state equation in 17 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 5/25 places, 8/40 transitions.
[2023-03-21 21:43:45] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 4453 resets, run finished after 351 ms. (steps per millisecond=2849 ) properties (out of 1) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 145 ms. (steps per millisecond=6896 ) properties (out of 1) seen :6
[2023-03-21 21:43:45] [INFO ] Invariant cache hit.
[2023-03-21 21:43:45] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:45] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-21 21:43:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-21 21:43:45] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 21:43:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-21 21:43:45] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2023-03-21 21:43:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:45] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-21 21:43:45] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-21 21:43:45] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : [8] Max seen :[6]
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 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-21 21:43:45] [INFO ] Invariant cache hit.
[2023-03-21 21:43:45] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-03-21 21:43:45] [INFO ] Invariant cache hit.
[2023-03-21 21:43:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-21 21:43:45] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2023-03-21 21:43:45] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 21:43:45] [INFO ] Invariant cache hit.
[2023-03-21 21:43:45] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0005-UpperBounds-15 in 771 ms.
[2023-03-21 21:43:45] [INFO ] Flatten gal took : 23 ms
[2023-03-21 21:43:45] [INFO ] Export to MCC of 10 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-21 21:43:45] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 25 places, 40 transitions and 105 arcs took 1 ms.
Total runtime 26645 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT JoinFreeModules-PT-0005
BK_EXAMINATION: UpperBounds
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
Upper Bounds

FORMULA JoinFreeModules-PT-0005-UpperBounds-03 5 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-06 6 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-14 6 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-15 6 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-02 5 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-05 6 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-11 5 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-01 6 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-08 6 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA JoinFreeModules-PT-0005-UpperBounds-04 6 TECHNIQUES SEQUENTIAL_PROCESSING TOPOLOGICAL EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679435027187

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/UpperBounds.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH task # 41 (type EXCL) for 6 JoinFreeModules-PT-0005-UpperBounds-03
lola: time limit : 225 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 30 (type FNDP) for 9 JoinFreeModules-PT-0005-UpperBounds-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 31 (type EQUN) for 9 JoinFreeModules-PT-0005-UpperBounds-04
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 33 (type FNDP) for 18 JoinFreeModules-PT-0005-UpperBounds-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 41 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-03
lola: markings : 100
lola: fired transitions : 250
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 59 (type EXCL) for 15 JoinFreeModules-PT-0005-UpperBounds-06
lola: time limit : 240 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 59 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-06
lola: markings : 103
lola: fired transitions : 267
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 56 (type EXCL) for 24 JoinFreeModules-PT-0005-UpperBounds-14
lola: time limit : 276 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 56 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-14
lola: markings : 100
lola: fired transitions : 250
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 53 (type EXCL) for 27 JoinFreeModules-PT-0005-UpperBounds-15
lola: time limit : 327 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 53 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-15
lola: markings : 103
lola: fired transitions : 267
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 50 (type EXCL) for 3 JoinFreeModules-PT-0005-UpperBounds-02
lola: time limit : 400 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 50 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-02
lola: markings : 100
lola: fired transitions : 250
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 47 (type EXCL) for 12 JoinFreeModules-PT-0005-UpperBounds-05
lola: time limit : 450 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 47 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-05
lola: markings : 100
lola: fired transitions : 250
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 44 (type EXCL) for 21 JoinFreeModules-PT-0005-UpperBounds-11
lola: time limit : 600 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 44 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-11
lola: markings : 100
lola: fired transitions : 250
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 38 (type EXCL) for 0 JoinFreeModules-PT-0005-UpperBounds-01
lola: time limit : 900 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 38 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-01
lola: markings : 103
lola: fired transitions : 267
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 35 (type EXCL) for 18 JoinFreeModules-PT-0005-UpperBounds-08
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 35 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-08
lola: markings : 100
lola: fired transitions : 250
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 33 (type FNDP) for JoinFreeModules-PT-0005-UpperBounds-08 (obsolete)
lola: LAUNCH task # 32 (type EXCL) for 9 JoinFreeModules-PT-0005-UpperBounds-04
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: Structural Bound: 8
lola: REPORT NUM
lola: FINISHED task # 32 (type EXCL) for JoinFreeModules-PT-0005-UpperBounds-04
lola: markings : 100
lola: fired transitions : 250
lola: time used : 0.000000
lola: memory pages used : 1
lola: CANCELED task # 30 (type FNDP) for JoinFreeModules-PT-0005-UpperBounds-04 (obsolete)
lola: CANCELED task # 31 (type EQUN) for JoinFreeModules-PT-0005-UpperBounds-04 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
JoinFreeModules-PT-0005-UpperBounds-01: BOUND 6 state space
JoinFreeModules-PT-0005-UpperBounds-02: BOUND 5 state space
JoinFreeModules-PT-0005-UpperBounds-03: BOUND 5 state space
JoinFreeModules-PT-0005-UpperBounds-04: BOUND 6 state space
JoinFreeModules-PT-0005-UpperBounds-05: BOUND 6 state space
JoinFreeModules-PT-0005-UpperBounds-06: BOUND 6 state space
JoinFreeModules-PT-0005-UpperBounds-08: BOUND 6 state space
JoinFreeModules-PT-0005-UpperBounds-11: BOUND 5 state space
JoinFreeModules-PT-0005-UpperBounds-14: BOUND 6 state space
JoinFreeModules-PT-0005-UpperBounds-15: BOUND 6 state space


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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-0005"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is JoinFreeModules-PT-0005, 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 r231-tall-167856415700157"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0005.tgz
mv JoinFreeModules-PT-0005 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 ;