MCC'2023- Execution of r229-tall-167856412900173

About the Execution of ITS-Tools for JoinFreeModules-PT-0020

Execution Summary
Max Memory Used (MB)	Time wait (ms)	CPU Usage (ms)	I/O Wait (ms)	Computed Result	Execution Status
602.479	38953.00	48659.00	318.00	23 22 22 22 22 21 23 22 22 22 22 22 22 21 22 21	normal

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.r229-tall-167856412900173.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is JoinFreeModules-PT-0020, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r229-tall-167856412900173
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 6.5K Feb 25 11:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 25 11:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 25 11:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 25 11:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Feb 25 11:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Feb 25 11:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 61K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0020-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679443631983

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=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0020
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202303021504
[2023-03-22 00:07:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-22 00:07:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 00:07:13] [INFO ] Load time of PNML (sax parser for PT used): 44 ms
[2023-03-22 00:07:13] [INFO ] Transformed 101 places.
[2023-03-22 00:07:13] [INFO ] Transformed 161 transitions.
[2023-03-22 00:07:13] [INFO ] Parsed PT model containing 101 places and 161 transitions and 462 arcs in 103 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Reduce places removed 1 places and 0 transitions.
// Phase 1: matrix 161 rows 100 cols
[2023-03-22 00:07:13] [INFO ] Computed 20 place invariants in 16 ms
Incomplete random walk after 10006 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 16) seen :297
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 16) seen :69
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 16) seen :56
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 16) seen :60
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 16) seen :60
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 16) seen :60
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 16) seen :61
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :56
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :54
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 16) seen :47
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 16) seen :44
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :55
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 16) seen :44
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 :49
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 :59
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 :73
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 :60
[2023-03-22 00:07:13] [INFO ] Invariant cache hit.
[2023-03-22 00:07:14] [INFO ] [Real]Absence check using 20 positive place invariants in 13 ms returned sat
[2023-03-22 00:07:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:14] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2023-03-22 00:07:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:14] [INFO ] [Nat]Absence check using 20 positive place invariants in 5 ms returned sat
[2023-03-22 00:07:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:14] [INFO ] [Nat]Absence check using state equation in 117 ms returned sat
[2023-03-22 00:07:14] [INFO ] State equation strengthened by 20 read => feed constraints.
[2023-03-22 00:07:14] [INFO ] [Nat]Added 20 Read/Feed constraints in 12 ms returned sat
[2023-03-22 00:07:14] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 16 ms.
[2023-03-22 00:07:14] [INFO ] Added : 49 causal constraints over 11 iterations in 233 ms. Result :sat
Minimization took 55 ms.
[2023-03-22 00:07:14] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:14] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2023-03-22 00:07:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:14] [INFO ] [Nat]Absence check using 20 positive place invariants in 6 ms returned sat
[2023-03-22 00:07:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:14] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2023-03-22 00:07:15] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:15] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 3 ms to minimize.
[2023-03-22 00:07:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 44 ms
[2023-03-22 00:07:15] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 18 ms.
[2023-03-22 00:07:15] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2023-03-22 00:07:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2023-03-22 00:07:15] [INFO ] Added : 67 causal constraints over 15 iterations in 270 ms. Result :sat
Minimization took 52 ms.
[2023-03-22 00:07:15] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:15] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2023-03-22 00:07:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:15] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 00:07:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:15] [INFO ] [Nat]Absence check using state equation in 106 ms returned sat
[2023-03-22 00:07:15] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2023-03-22 00:07:15] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 00:07:15] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-22 00:07:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2023-03-22 00:07:15] [INFO ] Added : 32 causal constraints over 7 iterations in 181 ms. Result :sat
Minimization took 36 ms.
[2023-03-22 00:07:15] [INFO ] [Real]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 00:07:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:15] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-22 00:07:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:15] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:16] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
[2023-03-22 00:07:16] [INFO ] [Nat]Added 20 Read/Feed constraints in 6 ms returned sat
[2023-03-22 00:07:16] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 2 ms to minimize.
[2023-03-22 00:07:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2023-03-22 00:07:16] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 00:07:16] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 00:07:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2023-03-22 00:07:16] [INFO ] Added : 35 causal constraints over 9 iterations in 184 ms. Result :sat
Minimization took 81 ms.
[2023-03-22 00:07:16] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:16] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2023-03-22 00:07:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:16] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 00:07:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:16] [INFO ] [Nat]Absence check using state equation in 113 ms returned sat
[2023-03-22 00:07:16] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:16] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 00:07:16] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2023-03-22 00:07:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2023-03-22 00:07:16] [INFO ] Added : 57 causal constraints over 13 iterations in 267 ms. Result :sat
Minimization took 58 ms.
[2023-03-22 00:07:16] [INFO ] [Real]Absence check using 20 positive place invariants in 7 ms returned sat
[2023-03-22 00:07:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:17] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-22 00:07:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:17] [INFO ] [Nat]Absence check using 20 positive place invariants in 5 ms returned sat
[2023-03-22 00:07:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:17] [INFO ] [Nat]Absence check using state equation in 121 ms returned sat
[2023-03-22 00:07:17] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:17] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 00:07:17] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2023-03-22 00:07:17] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-22 00:07:17] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2023-03-22 00:07:17] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 303 ms
[2023-03-22 00:07:17] [INFO ] Added : 54 causal constraints over 11 iterations in 544 ms. Result :sat
Minimization took 33 ms.
[2023-03-22 00:07:17] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:17] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-22 00:07:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:17] [INFO ] [Nat]Absence check using 20 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:17] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2023-03-22 00:07:18] [INFO ] [Nat]Added 20 Read/Feed constraints in 3 ms returned sat
[2023-03-22 00:07:18] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 00:07:18] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 00:07:18] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2023-03-22 00:07:18] [INFO ] Added : 53 causal constraints over 12 iterations in 243 ms. Result :sat
Minimization took 40 ms.
[2023-03-22 00:07:18] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:18] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2023-03-22 00:07:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:18] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2023-03-22 00:07:18] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:18] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 00:07:18] [INFO ] Added : 53 causal constraints over 11 iterations in 145 ms. Result :sat
Minimization took 43 ms.
[2023-03-22 00:07:18] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:18] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-22 00:07:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:18] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:18] [INFO ] [Nat]Absence check using state equation in 105 ms returned sat
[2023-03-22 00:07:18] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:18] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 00:07:19] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 00:07:19] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2023-03-22 00:07:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 77 ms
[2023-03-22 00:07:19] [INFO ] Added : 47 causal constraints over 10 iterations in 199 ms. Result :sat
Minimization took 45 ms.
[2023-03-22 00:07:19] [INFO ] [Real]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 00:07:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:19] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2023-03-22 00:07:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:19] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:19] [INFO ] [Nat]Absence check using state equation in 113 ms returned sat
[2023-03-22 00:07:19] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:19] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 00:07:19] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2023-03-22 00:07:19] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2023-03-22 00:07:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 79 ms
[2023-03-22 00:07:19] [INFO ] Added : 62 causal constraints over 15 iterations in 271 ms. Result :sat
Minimization took 41 ms.
[2023-03-22 00:07:19] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:19] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-22 00:07:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:19] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:19] [INFO ] [Nat]Absence check using state equation in 114 ms returned sat
[2023-03-22 00:07:20] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:20] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 12 ms.
[2023-03-22 00:07:20] [INFO ] Added : 58 causal constraints over 13 iterations in 196 ms. Result :sat
Minimization took 72 ms.
[2023-03-22 00:07:20] [INFO ] [Real]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 00:07:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:20] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-22 00:07:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:20] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:20] [INFO ] [Nat]Absence check using state equation in 113 ms returned sat
[2023-03-22 00:07:20] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:20] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 16 ms.
[2023-03-22 00:07:20] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 0 ms to minimize.
[2023-03-22 00:07:20] [INFO ] Deduced a trap composed of 3 places in 102 ms of which 0 ms to minimize.
[2023-03-22 00:07:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 163 ms
[2023-03-22 00:07:20] [INFO ] Added : 38 causal constraints over 8 iterations in 350 ms. Result :sat
Minimization took 34 ms.
[2023-03-22 00:07:20] [INFO ] [Real]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-22 00:07:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:20] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2023-03-22 00:07:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:21] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:21] [INFO ] [Nat]Absence check using state equation in 113 ms returned sat
[2023-03-22 00:07:21] [INFO ] [Nat]Added 20 Read/Feed constraints in 5 ms returned sat
[2023-03-22 00:07:21] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 00:07:21] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 00:07:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 44 ms
[2023-03-22 00:07:21] [INFO ] Added : 55 causal constraints over 12 iterations in 230 ms. Result :sat
Minimization took 45 ms.
[2023-03-22 00:07:21] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:21] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2023-03-22 00:07:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:21] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:21] [INFO ] [Nat]Absence check using state equation in 221 ms returned sat
[2023-03-22 00:07:21] [INFO ] [Nat]Added 20 Read/Feed constraints in 3 ms returned sat
[2023-03-22 00:07:21] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2023-03-22 00:07:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
[2023-03-22 00:07:21] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 00:07:21] [INFO ] Added : 47 causal constraints over 10 iterations in 145 ms. Result :sat
Minimization took 34 ms.
[2023-03-22 00:07:22] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:22] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-22 00:07:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:22] [INFO ] [Nat]Absence check using state equation in 105 ms returned sat
[2023-03-22 00:07:22] [INFO ] [Nat]Added 20 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:22] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 00:07:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
[2023-03-22 00:07:22] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 00:07:22] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-22 00:07:22] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2023-03-22 00:07:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 81 ms
[2023-03-22 00:07:22] [INFO ] Added : 53 causal constraints over 13 iterations in 276 ms. Result :sat
Minimization took 54 ms.
[2023-03-22 00:07:22] [INFO ] [Real]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:22] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2023-03-22 00:07:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:22] [INFO ] [Nat]Absence check using state equation in 118 ms returned sat
[2023-03-22 00:07:22] [INFO ] [Nat]Added 20 Read/Feed constraints in 11 ms returned sat
[2023-03-22 00:07:22] [INFO ] Computed and/alt/rep : 120/300/120 causal constraints (skipped 0 transitions) in 11 ms.
[2023-03-22 00:07:23] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
[2023-03-22 00:07:23] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2023-03-22 00:07:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 90 ms
[2023-03-22 00:07:23] [INFO ] Added : 60 causal constraints over 13 iterations in 285 ms. Result :sat
Minimization took 47 ms.
Current structural bounds on expressions (after SMT) : [23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23] Max seen :[21, 18, 18, 18, 17, 21, 22, 18, 18, 19, 18, 18, 17, 21, 19, 21]
FORMULA JoinFreeModules-PT-0020-UpperBounds-00 23 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 15 out of 100 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 100/100 places, 161/161 transitions.
Graph (complete) has 240 edges and 100 vertex of which 65 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.1 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions removed 56 transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 65 transition count 104
Applied a total of 2 rules in 17 ms. Remains 65 /100 variables (removed 35) and now considering 104/161 (removed 57) transitions.
// Phase 1: matrix 104 rows 65 cols
[2023-03-22 00:07:24] [INFO ] Computed 13 place invariants in 4 ms
[2023-03-22 00:07:24] [INFO ] Dead Transitions using invariants and state equation in 62 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79 ms. Remains : 65/100 places, 104/161 transitions.
[2023-03-22 00:07:24] [INFO ] Invariant cache hit.
Incomplete random walk after 1000003 steps, including 2 resets, run finished after 1786 ms. (steps per millisecond=559 ) properties (out of 15) seen :326
FORMULA JoinFreeModules-PT-0020-UpperBounds-06 23 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 980 ms. (steps per millisecond=1020 ) properties (out of 14) seen :227
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 960 ms. (steps per millisecond=1041 ) properties (out of 14) seen :229
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 974 ms. (steps per millisecond=1026 ) properties (out of 14) seen :225
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 983 ms. (steps per millisecond=1017 ) properties (out of 14) seen :219
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 934 ms. (steps per millisecond=1070 ) properties (out of 14) seen :227
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 924 ms. (steps per millisecond=1082 ) properties (out of 14) seen :228
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 941 ms. (steps per millisecond=1062 ) properties (out of 14) seen :209
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 915 ms. (steps per millisecond=1092 ) properties (out of 14) seen :224
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 916 ms. (steps per millisecond=1091 ) properties (out of 14) seen :219
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 925 ms. (steps per millisecond=1081 ) properties (out of 14) seen :222
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 919 ms. (steps per millisecond=1088 ) properties (out of 14) seen :220
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 918 ms. (steps per millisecond=1089 ) properties (out of 14) seen :228
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 928 ms. (steps per millisecond=1077 ) properties (out of 14) seen :207
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 885 ms. (steps per millisecond=1129 ) properties (out of 14) seen :211
[2023-03-22 00:07:39] [INFO ] Invariant cache hit.
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 00:07:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using state equation in 64 ms returned sat
[2023-03-22 00:07:39] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-22 00:07:39] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 00:07:39] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2023-03-22 00:07:39] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 25 ms
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-22 00:07:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Nat]Added 13 Read/Feed constraints in 20 ms returned sat
[2023-03-22 00:07:39] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2023-03-22 00:07:39] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 28 ms
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-22 00:07:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using state equation in 58 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 00:07:39] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2023-03-22 00:07:39] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 21 ms
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 00:07:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using state equation in 95 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-22 00:07:39] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 34 ms
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:39] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 00:07:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:40] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 00:07:40] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 00:07:40] [INFO ] Added : 30 causal constraints over 7 iterations in 106 ms. Result :sat
Minimization took 33 ms.
[2023-03-22 00:07:40] [INFO ] [Real]Absence check using 13 positive place invariants in 4 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:40] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-22 00:07:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:40] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2023-03-22 00:07:40] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2023-03-22 00:07:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 44 ms
[2023-03-22 00:07:40] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 00:07:40] [INFO ] Added : 27 causal constraints over 7 iterations in 90 ms. Result :sat
Minimization took 37 ms.
[2023-03-22 00:07:40] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:40] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-22 00:07:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:40] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 00:07:40] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 00:07:40] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 26 ms
[2023-03-22 00:07:40] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:40] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 00:07:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:40] [INFO ] [Nat]Absence check using state equation in 81 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 00:07:40] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2023-03-22 00:07:40] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 30 ms
[2023-03-22 00:07:40] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:40] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2023-03-22 00:07:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2023-03-22 00:07:41] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2023-03-22 00:07:41] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 31 ms
[2023-03-22 00:07:41] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 00:07:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using state equation in 84 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2023-03-22 00:07:41] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 25 ms
[2023-03-22 00:07:41] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-22 00:07:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2023-03-22 00:07:41] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 27 ms
[2023-03-22 00:07:41] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2023-03-22 00:07:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Added 13 Read/Feed constraints in 7 ms returned sat
[2023-03-22 00:07:41] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 00:07:41] [INFO ] Added : 38 causal constraints over 8 iterations in 117 ms. Result :sat
Minimization took 33 ms.
[2023-03-22 00:07:41] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-22 00:07:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:41] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2023-03-22 00:07:41] [INFO ] [Nat]Added 13 Read/Feed constraints in 23 ms returned sat
[2023-03-22 00:07:42] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 00:07:42] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2023-03-22 00:07:42] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 2 trap constraints in 58 ms
[2023-03-22 00:07:42] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:42] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 00:07:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 00:07:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:42] [INFO ] [Nat]Absence check using state equation in 87 ms returned sat
[2023-03-22 00:07:42] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 00:07:42] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 00:07:42] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2023-03-22 00:07:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2023-03-22 00:07:42] [INFO ] Added : 39 causal constraints over 8 iterations in 117 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : [22, 22, 22, 22, 23, 23, 22, 22, 22, 22, 22, 23, 22, 23] Max seen :[22, 22, 22, 22, 21, 21, 22, 22, 22, 22, 22, 21, 22, 21]
FORMULA JoinFreeModules-PT-0020-UpperBounds-14 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-12 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-11 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-10 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-09 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-08 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-04 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-03 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-02 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0020-UpperBounds-01 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 4 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 104/104 transitions.
Graph (complete) has 156 edges and 65 vertex of which 20 are kept as prefixes of interest. Removing 45 places using SCC suffix rule.0 ms
Discarding 45 places :
Also discarding 72 output transitions
Drop transitions removed 72 transitions
Applied a total of 1 rules in 2 ms. Remains 20 /65 variables (removed 45) and now considering 32/104 (removed 72) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 20/65 places, 32/104 transitions.
// Phase 1: matrix 32 rows 20 cols
[2023-03-22 00:07:42] [INFO ] Computed 4 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 697 ms. (steps per millisecond=1434 ) properties (out of 4) seen :85
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 335 ms. (steps per millisecond=2985 ) properties (out of 4) seen :80
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 350 ms. (steps per millisecond=2857 ) properties (out of 4) seen :81
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 333 ms. (steps per millisecond=3003 ) properties (out of 4) seen :79
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 331 ms. (steps per millisecond=3021 ) properties (out of 4) seen :80
[2023-03-22 00:07:44] [INFO ] Invariant cache hit.
[2023-03-22 00:07:44] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:44] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-22 00:07:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:44] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2023-03-22 00:07:44] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-22 00:07:44] [INFO ] [Nat]Added 4 Read/Feed constraints in 0 ms returned sat
[2023-03-22 00:07:44] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 00:07:44] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2023-03-22 00:07:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 31 ms
[2023-03-22 00:07:44] [INFO ] Added : 23 causal constraints over 5 iterations in 83 ms. Result :sat
Minimization took 11 ms.
[2023-03-22 00:07:44] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:44] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-22 00:07:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:44] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Nat]Added 4 Read/Feed constraints in 0 ms returned sat
[2023-03-22 00:07:44] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2023-03-22 00:07:44] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 24 ms
[2023-03-22 00:07:44] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:44] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-22 00:07:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:44] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 00:07:44] [INFO ] Added : 11 causal constraints over 4 iterations in 27 ms. Result :sat
Minimization took 12 ms.
[2023-03-22 00:07:44] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:44] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-22 00:07:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:44] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2023-03-22 00:07:44] [INFO ] [Nat]Added 4 Read/Feed constraints in 0 ms returned sat
[2023-03-22 00:07:44] [INFO ] Computed and/alt/rep : 24/60/24 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 00:07:45] [INFO ] Added : 11 causal constraints over 5 iterations in 43 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [23, 22, 23, 23] Max seen :[21, 22, 21, 21]
FORMULA JoinFreeModules-PT-0020-UpperBounds-07 22 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 20/20 places, 32/32 transitions.
Graph (complete) has 48 edges and 20 vertex of which 15 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions removed 8 transitions
Applied a total of 1 rules in 2 ms. Remains 15 /20 variables (removed 5) and now considering 24/32 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 15/20 places, 24/32 transitions.
// Phase 1: matrix 24 rows 15 cols
[2023-03-22 00:07:45] [INFO ] Computed 3 place invariants in 2 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 567 ms. (steps per millisecond=1763 ) properties (out of 3) seen :63
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 281 ms. (steps per millisecond=3558 ) properties (out of 3) seen :63
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 278 ms. (steps per millisecond=3597 ) properties (out of 3) seen :63
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 275 ms. (steps per millisecond=3636 ) properties (out of 3) seen :63
[2023-03-22 00:07:46] [INFO ] Invariant cache hit.
[2023-03-22 00:07:46] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:46] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-22 00:07:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:46] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2023-03-22 00:07:46] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-22 00:07:46] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:07:46] [INFO ] Computed and/alt/rep : 18/45/18 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 00:07:46] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 00:07:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2023-03-22 00:07:46] [INFO ] Added : 16 causal constraints over 4 iterations in 47 ms. Result :sat
Minimization took 13 ms.
[2023-03-22 00:07:46] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:46] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-22 00:07:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:46] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:07:46] [INFO ] Computed and/alt/rep : 18/45/18 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 00:07:46] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2023-03-22 00:07:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 28 ms
[2023-03-22 00:07:46] [INFO ] Added : 17 causal constraints over 6 iterations in 57 ms. Result :sat
Minimization took 18 ms.
[2023-03-22 00:07:46] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:46] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-22 00:07:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:46] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:07:46] [INFO ] Computed and/alt/rep : 18/45/18 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-22 00:07:46] [INFO ] Added : 6 causal constraints over 2 iterations in 9 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [23, 23, 23] Max seen :[21, 21, 21]
Support contains 3 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 24/24 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 24/24 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 24/24 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 24/24 (removed 0) transitions.
[2023-03-22 00:07:46] [INFO ] Invariant cache hit.
[2023-03-22 00:07:46] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-22 00:07:46] [INFO ] Invariant cache hit.
[2023-03-22 00:07:46] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-22 00:07:46] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-22 00:07:46] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-22 00:07:46] [INFO ] Invariant cache hit.
[2023-03-22 00:07:46] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 93 ms. Remains : 15/15 places, 24/24 transitions.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-05
[2023-03-22 00:07:46] [INFO ] Invariant cache hit.
Incomplete random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :21
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 :21
[2023-03-22 00:07:46] [INFO ] Invariant cache hit.
[2023-03-22 00:07:46] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-22 00:07:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:46] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-22 00:07:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:47] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-22 00:07:47] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-22 00:07:47] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:07:47] [INFO ] Computed and/alt/rep : 18/45/18 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 00:07:47] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 00:07:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 28 ms
[2023-03-22 00:07:47] [INFO ] Added : 16 causal constraints over 4 iterations in 46 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 24/24 transitions.
Graph (complete) has 36 edges and 15 vertex of which 5 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions removed 16 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /15 variables (removed 10) and now considering 8/24 (removed 16) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 00:07:47] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-22 00:07:47] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 5/15 places, 8/24 transitions.
[2023-03-22 00:07:47] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 278 ms. (steps per millisecond=3597 ) properties (out of 1) seen :21
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 180 ms. (steps per millisecond=5555 ) properties (out of 1) seen :21
[2023-03-22 00:07:47] [INFO ] Invariant cache hit.
[2023-03-22 00:07:47] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:47] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 00:07:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:47] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 00:07:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 00:07:47] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:07:47] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 00:07:47] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 00:07:47] [INFO ] Invariant cache hit.
[2023-03-22 00:07:47] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-22 00:07:47] [INFO ] Invariant cache hit.
[2023-03-22 00:07:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 00:07:47] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-22 00:07:47] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:07:47] [INFO ] Invariant cache hit.
[2023-03-22 00:07:47] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-05 in 807 ms.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-13
// Phase 1: matrix 24 rows 15 cols
[2023-03-22 00:07:47] [INFO ] Computed 3 place invariants in 0 ms
Incomplete random walk after 10002 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :21
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :21
[2023-03-22 00:07:47] [INFO ] Invariant cache hit.
[2023-03-22 00:07:47] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:47] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-22 00:07:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:47] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-22 00:07:47] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-22 00:07:47] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2023-03-22 00:07:47] [INFO ] Computed and/alt/rep : 18/45/18 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 00:07:47] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
[2023-03-22 00:07:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2023-03-22 00:07:47] [INFO ] Added : 17 causal constraints over 6 iterations in 61 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 24/24 transitions.
Graph (complete) has 36 edges and 15 vertex of which 5 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions removed 16 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /15 variables (removed 10) and now considering 8/24 (removed 16) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 00:07:47] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 00:07:47] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 5/15 places, 8/24 transitions.
[2023-03-22 00:07:47] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 288 ms. (steps per millisecond=3472 ) properties (out of 1) seen :21
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 156 ms. (steps per millisecond=6410 ) properties (out of 1) seen :21
[2023-03-22 00:07:48] [INFO ] Invariant cache hit.
[2023-03-22 00:07:48] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:48] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 00:07:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:48] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-22 00:07:48] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 00:07:48] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:07:48] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 00:07:48] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 14 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 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.
[2023-03-22 00:07:48] [INFO ] Invariant cache hit.
[2023-03-22 00:07:48] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-22 00:07:48] [INFO ] Invariant cache hit.
[2023-03-22 00:07:48] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 00:07:48] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-22 00:07:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:07:48] [INFO ] Invariant cache hit.
[2023-03-22 00:07:48] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-13 in 788 ms.
Starting property specific reduction for JoinFreeModules-PT-0020-UpperBounds-15
// Phase 1: matrix 24 rows 15 cols
[2023-03-22 00:07:48] [INFO ] Computed 3 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :20
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 :21
[2023-03-22 00:07:48] [INFO ] Invariant cache hit.
[2023-03-22 00:07:48] [INFO ] [Real]Absence check using 3 positive place invariants in 0 ms returned sat
[2023-03-22 00:07:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:48] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-22 00:07:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:48] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2023-03-22 00:07:48] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-22 00:07:48] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-22 00:07:48] [INFO ] Computed and/alt/rep : 18/45/18 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 00:07:48] [INFO ] Added : 6 causal constraints over 2 iterations in 9 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 24/24 transitions.
Graph (complete) has 36 edges and 15 vertex of which 5 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions removed 16 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /15 variables (removed 10) and now considering 8/24 (removed 16) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 00:07:48] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-22 00:07:48] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 5/15 places, 8/24 transitions.
[2023-03-22 00:07:48] [INFO ] Invariant cache hit.
Incomplete random walk after 1000001 steps, including 2 resets, run finished after 278 ms. (steps per millisecond=3597 ) properties (out of 1) seen :21
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 156 ms. (steps per millisecond=6410 ) properties (out of 1) seen :21
[2023-03-22 00:07:49] [INFO ] Invariant cache hit.
[2023-03-22 00:07:49] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:49] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 00:07:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 00:07:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 00:07:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 00:07:49] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 00:07:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 00:07:49] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 00:07:49] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 00:07:49] [INFO ] Added : 6 causal constraints over 3 iterations in 14 ms. Result :sat
Minimization took 12 ms.
Current structural bounds on expressions (after SMT) : [23] Max seen :[21]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 00:07:49] [INFO ] Invariant cache hit.
[2023-03-22 00:07:49] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-22 00:07:49] [INFO ] Invariant cache hit.
[2023-03-22 00:07:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 00:07:49] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-22 00:07:49] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 00:07:49] [INFO ] Invariant cache hit.
[2023-03-22 00:07:49] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0020-UpperBounds-15 in 737 ms.
[2023-03-22 00:07:49] [INFO ] Flatten gal took : 16 ms
[2023-03-22 00:07:49] [INFO ] Applying decomposition
[2023-03-22 00:07:49] [INFO ] Flatten gal took : 3 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph18194180980423241790.txt' '-o' '/tmp/graph18194180980423241790.bin' '-w' '/tmp/graph18194180980423241790.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph18194180980423241790.bin' '-l' '-1' '-v' '-w' '/tmp/graph18194180980423241790.weights' '-q' '0' '-e' '0.001'
[2023-03-22 00:07:49] [INFO ] Decomposing Gal with order
[2023-03-22 00:07:49] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-22 00:07:49] [INFO ] Flatten gal took : 25 ms
[2023-03-22 00:07:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2023-03-22 00:07:49] [INFO ] Time to serialize gal into /tmp/UpperBounds13014175216626540940.gal : 2 ms
[2023-03-22 00:07:49] [INFO ] Time to serialize properties into /tmp/UpperBounds9156251791885357749.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds13014175216626540940.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds9156251791885357749.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...284
Loading property file /tmp/UpperBounds9156251791885357749.prop.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,4.92168e+12,0.526921,24704,124,96,14369,16462,69,115344,45,141602,0
Total reachable state count : 4921675101000

Verifying 3 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 21
Bounds property JoinFreeModules-PT-0020-UpperBounds-05 :0 <= i2.u4.p97 <= 21
FORMULA JoinFreeModules-PT-0020-UpperBounds-05 21 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
JoinFreeModules-PT-0020-UpperBounds-05,0,0.530629,24704,1,0,14369,16462,101,115344,76,141602,47
Min sum of variable value : 0
Maximum sum along a path : 21
Bounds property JoinFreeModules-PT-0020-UpperBounds-13 :0 <= i1.u3.p92 <= 21
FORMULA JoinFreeModules-PT-0020-UpperBounds-13 21 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
JoinFreeModules-PT-0020-UpperBounds-13,0,0.540162,24704,1,0,14369,16462,114,115344,76,141602,108
Min sum of variable value : 0
Maximum sum along a path : 21
Bounds property JoinFreeModules-PT-0020-UpperBounds-15 :0 <= i0.u1.p37 <= 21
FORMULA JoinFreeModules-PT-0020-UpperBounds-15 21 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
JoinFreeModules-PT-0020-UpperBounds-15,0,0.540251,24704,1,0,14369,16462,120,115344,76,141602,113
Total runtime 36640 ms.

BK_STOP 1679443670936

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="JoinFreeModules-PT-0020"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool itstools"
echo " Input is JoinFreeModules-PT-0020, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r229-tall-167856412900173"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0020.tgz
mv JoinFreeModules-PT-0020 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;