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-167856412900205.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-0500, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r229-tall-167856412900205
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 7.1K Feb 25 11:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 25 11:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Feb 25 11:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 25 11:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 25 11:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 160K Feb 25 11:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 11:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 25 11:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 1.6M 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-0500-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0500-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679450871918

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-0500
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202303021504
[2023-03-22 02:07:53] [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 02:07:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 02:07:53] [INFO ] Load time of PNML (sax parser for PT used): 180 ms
[2023-03-22 02:07:53] [INFO ] Transformed 2501 places.
[2023-03-22 02:07:53] [INFO ] Transformed 4001 transitions.
[2023-03-22 02:07:53] [INFO ] Parsed PT model containing 2501 places and 4001 transitions and 11502 arcs in 273 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Reduce places removed 1 places and 0 transitions.
// Phase 1: matrix 4001 rows 2500 cols
[2023-03-22 02:07:53] [INFO ] Computed 500 place invariants in 42 ms
Incomplete random walk after 10030 steps, including 2 resets, run finished after 294 ms. (steps per millisecond=34 ) properties (out of 16) seen :1262
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 269 ms. (steps per millisecond=37 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 266 ms. (steps per millisecond=37 ) properties (out of 16) seen :1012
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 247 ms. (steps per millisecond=40 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 16) seen :1012
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 16) seen :1012
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 244 ms. (steps per millisecond=40 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 255 ms. (steps per millisecond=39 ) properties (out of 16) seen :1013
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 242 ms. (steps per millisecond=41 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 16) seen :1012
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 16) seen :1016
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 16) seen :1012
[2023-03-22 02:07:58] [INFO ] Invariant cache hit.
[2023-03-22 02:07:58] [INFO ] [Real]Absence check using 500 positive place invariants in 106 ms returned sat
[2023-03-22 02:07:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:07:59] [INFO ] [Real]Absence check using state equation in 1326 ms returned sat
[2023-03-22 02:08:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:00] [INFO ] [Nat]Absence check using 500 positive place invariants in 110 ms returned sat
[2023-03-22 02:08:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:05] [INFO ] [Nat]Absence check using state equation in 4648 ms returned unknown
[2023-03-22 02:08:05] [INFO ] [Real]Absence check using 500 positive place invariants in 101 ms returned sat
[2023-03-22 02:08:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:06] [INFO ] [Real]Absence check using state equation in 1309 ms returned sat
[2023-03-22 02:08:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:07] [INFO ] [Nat]Absence check using 500 positive place invariants in 108 ms returned sat
[2023-03-22 02:08:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:11] [INFO ] [Nat]Absence check using state equation in 4712 ms returned unknown
[2023-03-22 02:08:12] [INFO ] [Real]Absence check using 500 positive place invariants in 106 ms returned sat
[2023-03-22 02:08:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:13] [INFO ] [Real]Absence check using state equation in 1276 ms returned sat
[2023-03-22 02:08:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:14] [INFO ] [Nat]Absence check using 500 positive place invariants in 110 ms returned sat
[2023-03-22 02:08:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:18] [INFO ] [Nat]Absence check using state equation in 4665 ms returned unknown
[2023-03-22 02:08:19] [INFO ] [Real]Absence check using 500 positive place invariants in 99 ms returned sat
[2023-03-22 02:08:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:20] [INFO ] [Real]Absence check using state equation in 1333 ms returned sat
[2023-03-22 02:08:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:20] [INFO ] [Nat]Absence check using 500 positive place invariants in 117 ms returned sat
[2023-03-22 02:08:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:25] [INFO ] [Nat]Absence check using state equation in 4650 ms returned unknown
[2023-03-22 02:08:25] [INFO ] [Real]Absence check using 500 positive place invariants in 110 ms returned sat
[2023-03-22 02:08:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:27] [INFO ] [Real]Absence check using state equation in 1358 ms returned sat
[2023-03-22 02:08:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:27] [INFO ] [Nat]Absence check using 500 positive place invariants in 106 ms returned sat
[2023-03-22 02:08:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:32] [INFO ] [Nat]Absence check using state equation in 4688 ms returned unknown
[2023-03-22 02:08:32] [INFO ] [Real]Absence check using 500 positive place invariants in 101 ms returned sat
[2023-03-22 02:08:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:34] [INFO ] [Real]Absence check using state equation in 1244 ms returned sat
[2023-03-22 02:08:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:34] [INFO ] [Nat]Absence check using 500 positive place invariants in 103 ms returned sat
[2023-03-22 02:08:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:39] [INFO ] [Nat]Absence check using state equation in 4696 ms returned unknown
[2023-03-22 02:08:39] [INFO ] [Real]Absence check using 500 positive place invariants in 108 ms returned sat
[2023-03-22 02:08:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:40] [INFO ] [Real]Absence check using state equation in 1233 ms returned sat
[2023-03-22 02:08:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:41] [INFO ] [Nat]Absence check using 500 positive place invariants in 101 ms returned sat
[2023-03-22 02:08:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:45] [INFO ] [Nat]Absence check using state equation in 4670 ms returned unknown
[2023-03-22 02:08:46] [INFO ] [Real]Absence check using 500 positive place invariants in 104 ms returned sat
[2023-03-22 02:08:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:47] [INFO ] [Real]Absence check using state equation in 1232 ms returned sat
[2023-03-22 02:08:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:48] [INFO ] [Nat]Absence check using 500 positive place invariants in 101 ms returned sat
[2023-03-22 02:08:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:52] [INFO ] [Nat]Absence check using state equation in 4706 ms returned unknown
[2023-03-22 02:08:53] [INFO ] [Real]Absence check using 500 positive place invariants in 101 ms returned sat
[2023-03-22 02:08:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:54] [INFO ] [Real]Absence check using state equation in 1250 ms returned sat
[2023-03-22 02:08:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:08:54] [INFO ] [Nat]Absence check using 500 positive place invariants in 98 ms returned sat
[2023-03-22 02:08:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:08:59] [INFO ] [Nat]Absence check using state equation in 4707 ms returned unknown
[2023-03-22 02:08:59] [INFO ] [Real]Absence check using 500 positive place invariants in 99 ms returned sat
[2023-03-22 02:08:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:01] [INFO ] [Real]Absence check using state equation in 1222 ms returned sat
[2023-03-22 02:09:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:09:01] [INFO ] [Nat]Absence check using 500 positive place invariants in 100 ms returned sat
[2023-03-22 02:09:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:06] [INFO ] [Nat]Absence check using state equation in 4721 ms returned unknown
[2023-03-22 02:09:06] [INFO ] [Real]Absence check using 500 positive place invariants in 104 ms returned sat
[2023-03-22 02:09:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:07] [INFO ] [Real]Absence check using state equation in 1219 ms returned sat
[2023-03-22 02:09:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:09:08] [INFO ] [Nat]Absence check using 500 positive place invariants in 98 ms returned sat
[2023-03-22 02:09:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:12] [INFO ] [Nat]Absence check using state equation in 4717 ms returned unknown
[2023-03-22 02:09:13] [INFO ] [Real]Absence check using 500 positive place invariants in 101 ms returned sat
[2023-03-22 02:09:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:14] [INFO ] [Real]Absence check using state equation in 1227 ms returned sat
[2023-03-22 02:09:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:09:14] [INFO ] [Nat]Absence check using 500 positive place invariants in 102 ms returned sat
[2023-03-22 02:09:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:19] [INFO ] [Nat]Absence check using state equation in 4701 ms returned unknown
[2023-03-22 02:09:19] [INFO ] [Real]Absence check using 500 positive place invariants in 100 ms returned sat
[2023-03-22 02:09:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:21] [INFO ] [Real]Absence check using state equation in 1212 ms returned sat
[2023-03-22 02:09:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:09:21] [INFO ] [Nat]Absence check using 500 positive place invariants in 103 ms returned sat
[2023-03-22 02:09:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:26] [INFO ] [Nat]Absence check using state equation in 4709 ms returned unknown
[2023-03-22 02:09:26] [INFO ] [Real]Absence check using 500 positive place invariants in 96 ms returned sat
[2023-03-22 02:09:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:27] [INFO ] [Real]Absence check using state equation in 1221 ms returned sat
[2023-03-22 02:09:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:09:28] [INFO ] [Nat]Absence check using 500 positive place invariants in 110 ms returned sat
[2023-03-22 02:09:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:33] [INFO ] [Nat]Absence check using state equation in 4656 ms returned unknown
[2023-03-22 02:09:33] [INFO ] [Real]Absence check using 500 positive place invariants in 104 ms returned sat
[2023-03-22 02:09:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:34] [INFO ] [Real]Absence check using state equation in 1212 ms returned sat
[2023-03-22 02:09:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:09:34] [INFO ] [Nat]Absence check using 500 positive place invariants in 102 ms returned sat
[2023-03-22 02:09:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:39] [INFO ] [Nat]Absence check using state equation in 4708 ms returned unknown
[2023-03-22 02:09:40] [INFO ] [Real]Absence check using 500 positive place invariants in 98 ms returned sat
[2023-03-22 02:09:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:41] [INFO ] [Real]Absence check using state equation in 1311 ms returned sat
[2023-03-22 02:09:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:09:41] [INFO ] [Nat]Absence check using 500 positive place invariants in 111 ms returned sat
[2023-03-22 02:09:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:09:46] [INFO ] [Nat]Absence check using state equation in 4721 ms returned unknown
Current structural bounds on expressions (after SMT) : [503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503] Max seen :[4, 500, 5, 4, 4, 5, 2, 2, 5, 4, 5, 2, 250, 2, 4, 500]
Support contains 16 out of 2500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2500/2500 places, 4001/4001 transitions.
Graph (complete) has 6000 edges and 2500 vertex of which 80 are kept as prefixes of interest. Removing 2420 places using SCC suffix rule.7 ms
Discarding 2420 places :
Also discarding 3872 output transitions
Drop transitions removed 3872 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 80 transition count 128
Applied a total of 2 rules in 39 ms. Remains 80 /2500 variables (removed 2420) and now considering 128/4001 (removed 3873) transitions.
// Phase 1: matrix 128 rows 80 cols
[2023-03-22 02:09:46] [INFO ] Computed 16 place invariants in 1 ms
[2023-03-22 02:09:46] [INFO ] Dead Transitions using invariants and state equation in 59 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 98 ms. Remains : 80/2500 places, 128/4001 transitions.
[2023-03-22 02:09:46] [INFO ] Invariant cache hit.
Incomplete random walk after 1000242 steps, including 2 resets, run finished after 1144 ms. (steps per millisecond=874 ) properties (out of 16) seen :7939
FORMULA JoinFreeModules-PT-0500-UpperBounds-14 503 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA JoinFreeModules-PT-0500-UpperBounds-12 503 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA JoinFreeModules-PT-0500-UpperBounds-03 503 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1329 ms. (steps per millisecond=752 ) properties (out of 13) seen :1874
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1333 ms. (steps per millisecond=750 ) properties (out of 13) seen :1364
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1302 ms. (steps per millisecond=768 ) properties (out of 13) seen :1833
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1360 ms. (steps per millisecond=735 ) properties (out of 13) seen :1768
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1295 ms. (steps per millisecond=772 ) properties (out of 13) seen :1809
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1352 ms. (steps per millisecond=739 ) properties (out of 13) seen :1395
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1353 ms. (steps per millisecond=739 ) properties (out of 13) seen :1411
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1307 ms. (steps per millisecond=765 ) properties (out of 13) seen :1845
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1348 ms. (steps per millisecond=741 ) properties (out of 13) seen :1784
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1311 ms. (steps per millisecond=762 ) properties (out of 13) seen :1782
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1339 ms. (steps per millisecond=746 ) properties (out of 13) seen :1439
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1357 ms. (steps per millisecond=736 ) properties (out of 13) seen :1425
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1325 ms. (steps per millisecond=754 ) properties (out of 13) seen :1334
[2023-03-22 02:10:05] [INFO ] Invariant cache hit.
[2023-03-22 02:10:05] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:05] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-22 02:10:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:05] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:05] [INFO ] [Nat]Absence check using state equation in 70 ms returned sat
[2023-03-22 02:10:05] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-22 02:10:05] [INFO ] [Nat]Added 16 Read/Feed constraints in 4 ms returned sat
[2023-03-22 02:10:05] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 02:10:05] [INFO ] Added : 15 causal constraints over 4 iterations in 82 ms. Result :sat
Minimization took 35 ms.
[2023-03-22 02:10:05] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:05] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-22 02:10:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:05] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:05] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2023-03-22 02:10:05] [INFO ] [Nat]Added 16 Read/Feed constraints in 4 ms returned sat
[2023-03-22 02:10:05] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 12 ms.
[2023-03-22 02:10:05] [INFO ] Added : 20 causal constraints over 6 iterations in 70 ms. Result :sat
Minimization took 31 ms.
[2023-03-22 02:10:05] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:05] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2023-03-22 02:10:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:05] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:05] [INFO ] [Nat]Absence check using state equation in 91 ms returned sat
[2023-03-22 02:10:05] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:05] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 02:10:05] [INFO ] Added : 35 causal constraints over 8 iterations in 108 ms. Result :sat
Minimization took 53 ms.
[2023-03-22 02:10:06] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:06] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-22 02:10:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:06] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:06] [INFO ] [Nat]Absence check using state equation in 118 ms returned sat
[2023-03-22 02:10:06] [INFO ] [Nat]Added 16 Read/Feed constraints in 5 ms returned sat
[2023-03-22 02:10:06] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 02:10:06] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 5 ms to minimize.
[2023-03-22 02:10:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 44 ms
[2023-03-22 02:10:06] [INFO ] Added : 38 causal constraints over 9 iterations in 143 ms. Result :sat
Minimization took 55 ms.
[2023-03-22 02:10:06] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:06] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2023-03-22 02:10:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:06] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:06] [INFO ] [Nat]Absence check using state equation in 87 ms returned sat
[2023-03-22 02:10:06] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2023-03-22 02:10:06] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 02:10:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2023-03-22 02:10:06] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 13 ms.
[2023-03-22 02:10:06] [INFO ] Added : 28 causal constraints over 6 iterations in 88 ms. Result :sat
Minimization took 39 ms.
[2023-03-22 02:10:06] [INFO ] [Real]Absence check using 16 positive place invariants in 4 ms returned sat
[2023-03-22 02:10:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:06] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2023-03-22 02:10:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:06] [INFO ] [Nat]Absence check using 16 positive place invariants in 6 ms returned sat
[2023-03-22 02:10:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:07] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2023-03-22 02:10:07] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 02:10:07] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2023-03-22 02:10:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2023-03-22 02:10:07] [INFO ] Added : 36 causal constraints over 8 iterations in 160 ms. Result :sat
Minimization took 52 ms.
[2023-03-22 02:10:07] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:07] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-22 02:10:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:07] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:07] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:07] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 02:10:07] [INFO ] Added : 26 causal constraints over 6 iterations in 64 ms. Result :sat
Minimization took 23 ms.
[2023-03-22 02:10:07] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:07] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-22 02:10:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:07] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:07] [INFO ] [Nat]Absence check using state equation in 104 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Nat]Added 16 Read/Feed constraints in 4 ms returned sat
[2023-03-22 02:10:07] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 14 ms.
[2023-03-22 02:10:07] [INFO ] Added : 28 causal constraints over 6 iterations in 76 ms. Result :sat
Minimization took 48 ms.
[2023-03-22 02:10:07] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:07] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2023-03-22 02:10:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:07] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:08] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2023-03-22 02:10:08] [INFO ] [Nat]Added 16 Read/Feed constraints in 6 ms returned sat
[2023-03-22 02:10:08] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
[2023-03-22 02:10:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
[2023-03-22 02:10:08] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-22 02:10:08] [INFO ] Added : 26 causal constraints over 6 iterations in 73 ms. Result :sat
Minimization took 77 ms.
[2023-03-22 02:10:08] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:08] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-22 02:10:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:08] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:08] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2023-03-22 02:10:08] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:08] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 02:10:08] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2023-03-22 02:10:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2023-03-22 02:10:08] [INFO ] Added : 38 causal constraints over 9 iterations in 162 ms. Result :sat
Minimization took 46 ms.
[2023-03-22 02:10:08] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:08] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-22 02:10:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:08] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:08] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2023-03-22 02:10:08] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2023-03-22 02:10:08] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 02:10:08] [INFO ] Added : 36 causal constraints over 8 iterations in 111 ms. Result :sat
Minimization took 47 ms.
[2023-03-22 02:10:09] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:09] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-22 02:10:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:09] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:09] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2023-03-22 02:10:09] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2023-03-22 02:10:09] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2023-03-22 02:10:09] [INFO ] Added : 28 causal constraints over 7 iterations in 94 ms. Result :sat
Minimization took 37 ms.
[2023-03-22 02:10:09] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:09] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2023-03-22 02:10:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:09] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:09] [INFO ] [Nat]Absence check using state equation in 87 ms returned sat
[2023-03-22 02:10:09] [INFO ] [Nat]Added 16 Read/Feed constraints in 4 ms returned sat
[2023-03-22 02:10:09] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 02:10:09] [INFO ] Added : 34 causal constraints over 7 iterations in 149 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : [503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503, 503] Max seen :[502, 500, 501, 496, 501, 489, 489, 501, 485, 501, 482, 483, 500]
Support contains 13 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 128/128 transitions.
Graph (complete) has 192 edges and 80 vertex of which 65 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.0 ms
Discarding 15 places :
Also discarding 24 output transitions
Drop transitions removed 24 transitions
Applied a total of 1 rules in 4 ms. Remains 65 /80 variables (removed 15) and now considering 104/128 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 65/80 places, 104/128 transitions.
// Phase 1: matrix 104 rows 65 cols
[2023-03-22 02:10:12] [INFO ] Computed 13 place invariants in 2 ms
Incomplete random walk after 1000057 steps, including 2 resets, run finished after 1050 ms. (steps per millisecond=952 ) properties (out of 13) seen :6431
FORMULA JoinFreeModules-PT-0500-UpperBounds-00 503 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1241 ms. (steps per millisecond=805 ) properties (out of 12) seen :1499
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1215 ms. (steps per millisecond=823 ) properties (out of 12) seen :1860
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1248 ms. (steps per millisecond=801 ) properties (out of 12) seen :1893
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1247 ms. (steps per millisecond=801 ) properties (out of 12) seen :1860
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1269 ms. (steps per millisecond=788 ) properties (out of 12) seen :1541
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1253 ms. (steps per millisecond=798 ) properties (out of 12) seen :1586
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1191 ms. (steps per millisecond=839 ) properties (out of 12) seen :1884
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1215 ms. (steps per millisecond=823 ) properties (out of 12) seen :1886
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1225 ms. (steps per millisecond=816 ) properties (out of 12) seen :1861
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1278 ms. (steps per millisecond=782 ) properties (out of 12) seen :1555
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1257 ms. (steps per millisecond=795 ) properties (out of 12) seen :1550
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1232 ms. (steps per millisecond=811 ) properties (out of 12) seen :1466
[2023-03-22 02:10:28] [INFO ] Invariant cache hit.
[2023-03-22 02:10:28] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:28] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 02:10:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:28] [INFO ] [Nat]Absence check using state equation in 67 ms returned sat
[2023-03-22 02:10:28] [INFO ] State equation strengthened by 13 read => feed constraints.
[2023-03-22 02:10:28] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:28] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 02:10:28] [INFO ] Added : 34 causal constraints over 9 iterations in 80 ms. Result :sat
Minimization took 31 ms.
[2023-03-22 02:10:28] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:28] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 02:10:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:28] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2023-03-22 02:10:28] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2023-03-22 02:10:28] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 02:10:28] [INFO ] Added : 33 causal constraints over 8 iterations in 73 ms. Result :sat
Minimization took 58 ms.
[2023-03-22 02:10:28] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:28] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2023-03-22 02:10:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:29] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Nat]Added 13 Read/Feed constraints in 23 ms returned sat
[2023-03-22 02:10:29] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 02:10:29] [INFO ] Added : 39 causal constraints over 9 iterations in 111 ms. Result :sat
Minimization took 41 ms.
[2023-03-22 02:10:29] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:29] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-22 02:10:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:29] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2023-03-22 02:10:29] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 02:10:29] [INFO ] Added : 36 causal constraints over 8 iterations in 100 ms. Result :sat
Minimization took 35 ms.
[2023-03-22 02:10:29] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:29] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 02:10:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:29] [INFO ] [Nat]Absence check using state equation in 72 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:29] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 02:10:29] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 27 ms
[2023-03-22 02:10:29] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:29] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 02:10:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:29] [INFO ] [Nat]Absence check using state equation in 61 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:29] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2023-03-22 02:10:29] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 27 ms
[2023-03-22 02:10:29] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:29] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 02:10:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:30] [INFO ] [Nat]Absence check using state equation in 118 ms returned sat
[2023-03-22 02:10:30] [INFO ] [Nat]Added 13 Read/Feed constraints in 4 ms returned sat
[2023-03-22 02:10:30] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2023-03-22 02:10:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 37 ms
[2023-03-22 02:10:30] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-22 02:10:30] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2023-03-22 02:10:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
[2023-03-22 02:10:30] [INFO ] Added : 31 causal constraints over 9 iterations in 112 ms. Result :sat
Minimization took 15 ms.
[2023-03-22 02:10:30] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:30] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2023-03-22 02:10:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:30] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2023-03-22 02:10:30] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 02:10:30] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 02:10:30] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
[2023-03-22 02:10:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 42 ms
[2023-03-22 02:10:30] [INFO ] Added : 27 causal constraints over 7 iterations in 127 ms. Result :sat
Minimization took 30 ms.
[2023-03-22 02:10:30] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:30] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 02:10:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:30] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2023-03-22 02:10:30] [INFO ] [Nat]Added 13 Read/Feed constraints in 25 ms returned sat
[2023-03-22 02:10:30] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-22 02:10:30] [INFO ] Added : 29 causal constraints over 6 iterations in 178 ms. Result :sat
Minimization took 42 ms.
[2023-03-22 02:10:31] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:31] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2023-03-22 02:10:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:31] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:31] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-22 02:10:31] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 28 ms
[2023-03-22 02:10:31] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:31] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2023-03-22 02:10:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:31] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Nat]Added 13 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:31] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2023-03-22 02:10:31] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 30 ms
[2023-03-22 02:10:31] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:31] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2023-03-22 02:10:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:31] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2023-03-22 02:10:31] [INFO ] [Nat]Added 13 Read/Feed constraints in 3 ms returned sat
[2023-03-22 02:10:31] [INFO ] Computed and/alt/rep : 78/195/78 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 02:10:31] [INFO ] Added : 28 causal constraints over 7 iterations in 88 ms. Result :sat
Minimization took 42 ms.
Current structural bounds on expressions (after SMT) : [503, 503, 503, 503, 502, 502, 503, 503, 503, 502, 502, 503] Max seen :[500, 501, 501, 501, 502, 502, 501, 497, 501, 502, 502, 500]
FORMULA JoinFreeModules-PT-0500-UpperBounds-13 502 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0500-UpperBounds-11 502 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0500-UpperBounds-07 502 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0500-UpperBounds-06 502 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 8 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 40 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.1 ms
Discarding 25 places :
Also discarding 40 output transitions
Drop transitions removed 40 transitions
Applied a total of 1 rules in 3 ms. Remains 40 /65 variables (removed 25) and now considering 64/104 (removed 40) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 40/65 places, 64/104 transitions.
// Phase 1: matrix 64 rows 40 cols
[2023-03-22 02:10:32] [INFO ] Computed 8 place invariants in 1 ms
Incomplete random walk after 1000165 steps, including 2 resets, run finished after 641 ms. (steps per millisecond=1560 ) properties (out of 8) seen :3999
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 757 ms. (steps per millisecond=1321 ) properties (out of 8) seen :1980
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 725 ms. (steps per millisecond=1379 ) properties (out of 8) seen :2155
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 748 ms. (steps per millisecond=1336 ) properties (out of 8) seen :2302
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 729 ms. (steps per millisecond=1371 ) properties (out of 8) seen :2191
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 722 ms. (steps per millisecond=1385 ) properties (out of 8) seen :2285
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 766 ms. (steps per millisecond=1305 ) properties (out of 8) seen :2261
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 725 ms. (steps per millisecond=1379 ) properties (out of 8) seen :2239
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 749 ms. (steps per millisecond=1335 ) properties (out of 8) seen :1906
[2023-03-22 02:10:39] [INFO ] Invariant cache hit.
[2023-03-22 02:10:39] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:39] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-22 02:10:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:39] [INFO ] [Nat]Absence check using state equation in 34 ms returned sat
[2023-03-22 02:10:39] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:39] [INFO ] [Nat]Added 8 Read/Feed constraints in 12 ms returned sat
[2023-03-22 02:10:39] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 02:10:39] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2023-03-22 02:10:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2023-03-22 02:10:39] [INFO ] Added : 16 causal constraints over 5 iterations in 73 ms. Result :sat
Minimization took 21 ms.
[2023-03-22 02:10:39] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:39] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-22 02:10:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:39] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:39] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 02:10:39] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2023-03-22 02:10:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2023-03-22 02:10:39] [INFO ] Added : 16 causal constraints over 4 iterations in 59 ms. Result :sat
Minimization took 16 ms.
[2023-03-22 02:10:39] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:39] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-22 02:10:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:39] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:39] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 02:10:39] [INFO ] Added : 17 causal constraints over 6 iterations in 60 ms. Result :sat
Minimization took 18 ms.
[2023-03-22 02:10:39] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:39] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-22 02:10:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:39] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2023-03-22 02:10:39] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:40] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 02:10:40] [INFO ] Added : 14 causal constraints over 4 iterations in 42 ms. Result :sat
Minimization took 21 ms.
[2023-03-22 02:10:40] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:40] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 02:10:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:40] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:40] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Nat]Added 8 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 02:10:40] [INFO ] Added : 16 causal constraints over 4 iterations in 43 ms. Result :sat
Minimization took 28 ms.
[2023-03-22 02:10:40] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:40] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 02:10:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:40] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:40] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Nat]Added 8 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 02:10:40] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2023-03-22 02:10:40] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2023-03-22 02:10:40] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 63 ms
[2023-03-22 02:10:40] [INFO ] Added : 18 causal constraints over 4 iterations in 103 ms. Result :sat
Minimization took 9 ms.
[2023-03-22 02:10:40] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:40] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 02:10:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:40] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:40] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:40] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 02:10:40] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2023-03-22 02:10:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 32 ms
[2023-03-22 02:10:40] [INFO ] Added : 17 causal constraints over 4 iterations in 81 ms. Result :sat
Minimization took 15 ms.
[2023-03-22 02:10:40] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:40] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2023-03-22 02:10:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:40] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:40] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2023-03-22 02:10:40] [INFO ] [Nat]Added 8 Read/Feed constraints in 3 ms returned sat
[2023-03-22 02:10:40] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 02:10:40] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2023-03-22 02:10:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2023-03-22 02:10:40] [INFO ] Added : 21 causal constraints over 5 iterations in 127 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [503, 503, 503, 503, 503, 503, 503, 503] Max seen :[500, 501, 501, 501, 501, 501, 501, 500]
Support contains 8 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 40 /40 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 40/40 places, 64/64 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 40 /40 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2023-03-22 02:10:41] [INFO ] Invariant cache hit.
[2023-03-22 02:10:41] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-22 02:10:41] [INFO ] Invariant cache hit.
[2023-03-22 02:10:41] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:41] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2023-03-22 02:10:41] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:41] [INFO ] Invariant cache hit.
[2023-03-22 02:10:41] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 40/40 places, 64/64 transitions.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-01
[2023-03-22 02:10:41] [INFO ] Invariant cache hit.
Incomplete random walk after 10223 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1703 ) properties (out of 1) seen :500
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :500
[2023-03-22 02:10:41] [INFO ] Invariant cache hit.
[2023-03-22 02:10:41] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:41] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-22 02:10:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:41] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:41] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-22 02:10:41] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:41] [INFO ] [Nat]Added 8 Read/Feed constraints in 11 ms returned sat
[2023-03-22 02:10:41] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 02:10:41] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2023-03-22 02:10:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2023-03-22 02:10:41] [INFO ] Added : 16 causal constraints over 5 iterations in 64 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[500]
Support contains 1 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 5 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.0 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions removed 56 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /40 variables (removed 35) and now considering 8/64 (removed 56) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 02:10:41] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 02:10:41] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 5/40 places, 8/64 transitions.
[2023-03-22 02:10:41] [INFO ] Invariant cache hit.
Incomplete random walk after 1000025 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=7812 ) properties (out of 1) seen :500
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 158 ms. (steps per millisecond=6329 ) properties (out of 1) seen :500
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
[2023-03-22 02:10:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:42] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:42] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 02:10:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:42] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 02:10:42] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:10:42] [INFO ] Added : 6 causal constraints over 2 iterations in 8 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[500]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
[2023-03-22 02:10:42] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
[2023-03-22 02:10:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:42] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-03-22 02:10:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
[2023-03-22 02:10:42] [INFO ] Dead Transitions using invariants and state equation in 22 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-0500-UpperBounds-01 in 706 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-02
// Phase 1: matrix 64 rows 40 cols
[2023-03-22 02:10:42] [INFO ] Computed 8 place invariants in 0 ms
Incomplete random walk after 10092 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1009 ) properties (out of 1) seen :501
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :187
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
[2023-03-22 02:10:42] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:42] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2023-03-22 02:10:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:42] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:42] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2023-03-22 02:10:42] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:42] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:42] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-22 02:10:42] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2023-03-22 02:10:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2023-03-22 02:10:42] [INFO ] Added : 16 causal constraints over 4 iterations in 59 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[501]
Support contains 1 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 5 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.0 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions removed 56 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /40 variables (removed 35) and now considering 8/64 (removed 56) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 02:10:42] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 02:10:42] [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 : 5/40 places, 8/64 transitions.
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
Incomplete random walk after 1000060 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=7936 ) properties (out of 1) seen :501
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 235 ms. (steps per millisecond=4255 ) properties (out of 1) seen :501
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
[2023-03-22 02:10:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:42] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:42] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-22 02:10:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:42] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:42] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:10:42] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[501]
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.
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
[2023-03-22 02:10:42] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-03-22 02:10:42] [INFO ] Invariant cache hit.
[2023-03-22 02:10:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:43] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-22 02:10:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:43] [INFO ] Invariant cache hit.
[2023-03-22 02:10:43] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-02 in 820 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-04
// Phase 1: matrix 64 rows 40 cols
[2023-03-22 02:10:43] [INFO ] Computed 8 place invariants in 0 ms
Incomplete random walk after 10008 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :425
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :168
[2023-03-22 02:10:43] [INFO ] Invariant cache hit.
[2023-03-22 02:10:43] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:43] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 02:10:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:43] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:43] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2023-03-22 02:10:43] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:43] [INFO ] [Nat]Added 8 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:43] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 02:10:43] [INFO ] Added : 12 causal constraints over 3 iterations in 51 ms. Result :sat
Minimization took 46 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[425]
Support contains 1 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 5 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
Applied a total of 1 rules in 1 ms. Remains 5 /40 variables (removed 35) and now considering 8/64 (removed 56) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 02:10:43] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-22 02:10:43] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 5/40 places, 8/64 transitions.
[2023-03-22 02:10:43] [INFO ] Invariant cache hit.
Incomplete random walk after 1000022 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=7936 ) properties (out of 1) seen :500
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 158 ms. (steps per millisecond=6329 ) properties (out of 1) seen :500
[2023-03-22 02:10:43] [INFO ] Invariant cache hit.
[2023-03-22 02:10:43] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:43] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 02:10:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 02:10:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:43] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-22 02:10:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:43] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:43] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:10:43] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2023-03-22 02:10:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 25 ms
[2023-03-22 02:10:43] [INFO ] Added : 5 causal constraints over 2 iterations in 34 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[500]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 02:10:43] [INFO ] Invariant cache hit.
[2023-03-22 02:10:43] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 02:10:43] [INFO ] Invariant cache hit.
[2023-03-22 02:10:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:43] [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 02:10:43] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:43] [INFO ] Invariant cache hit.
[2023-03-22 02:10:43] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 5/5 places, 8/8 transitions.
[2023-03-22 02:10:43] [INFO ] Invariant cache hit.
Incomplete random walk after 1000032 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=7519 ) properties (out of 1) seen :500
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 159 ms. (steps per millisecond=6289 ) properties (out of 1) seen :500
[2023-03-22 02:10:44] [INFO ] Invariant cache hit.
[2023-03-22 02:10:44] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 02:10:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:44] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 02:10:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:44] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:44] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:44] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 02:10:44] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2023-03-22 02:10:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 19 ms
[2023-03-22 02:10:44] [INFO ] Added : 5 causal constraints over 2 iterations in 27 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[500]
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.
[2023-03-22 02:10:44] [INFO ] Invariant cache hit.
[2023-03-22 02:10:44] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 02:10:44] [INFO ] Invariant cache hit.
[2023-03-22 02:10:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:44] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-22 02:10:44] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:44] [INFO ] Invariant cache hit.
[2023-03-22 02:10:44] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 72 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-04 in 1309 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-05
// Phase 1: matrix 64 rows 40 cols
[2023-03-22 02:10:44] [INFO ] Computed 8 place invariants in 1 ms
Incomplete random walk after 10235 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1462 ) properties (out of 1) seen :501
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :187
[2023-03-22 02:10:44] [INFO ] Invariant cache hit.
[2023-03-22 02:10:44] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:44] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 02:10:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:44] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:44] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2023-03-22 02:10:44] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:44] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:44] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 02:10:44] [INFO ] Added : 14 causal constraints over 4 iterations in 49 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[501]
Support contains 1 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 5 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.0 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions removed 56 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /40 variables (removed 35) and now considering 8/64 (removed 56) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 02:10:44] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-22 02:10:44] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 5/40 places, 8/64 transitions.
[2023-03-22 02:10:44] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=7936 ) properties (out of 1) seen :501
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 161 ms. (steps per millisecond=6211 ) properties (out of 1) seen :501
[2023-03-22 02:10:44] [INFO ] Invariant cache hit.
[2023-03-22 02:10:44] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:44] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 02:10:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 02:10:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:44] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:44] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:44] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:10:45] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[501]
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 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:45] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-22 02:10:45] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-05 in 751 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-08
// Phase 1: matrix 64 rows 40 cols
[2023-03-22 02:10:45] [INFO ] Computed 8 place invariants in 1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :501
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :187
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:45] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 02:10:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:45] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:45] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2023-03-22 02:10:45] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:45] [INFO ] [Nat]Added 8 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:45] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 02:10:45] [INFO ] Added : 16 causal constraints over 4 iterations in 39 ms. Result :sat
Minimization took 24 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[501]
Support contains 1 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 5 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.0 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions removed 56 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /40 variables (removed 35) and now considering 8/64 (removed 56) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 02:10:45] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 02:10:45] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 5/40 places, 8/64 transitions.
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
Incomplete random walk after 1000101 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=7937 ) properties (out of 1) seen :501
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 160 ms. (steps per millisecond=6250 ) properties (out of 1) seen :501
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 02:10:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:45] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:45] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:45] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:45] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:45] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:10:45] [INFO ] Added : 6 causal constraints over 3 iterations in 7 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[501]
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.
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:45] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2023-03-22 02:10:45] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] Dead Transitions using invariants and state equation in 16 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-0500-UpperBounds-08 in 685 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-09
// Phase 1: matrix 64 rows 40 cols
[2023-03-22 02:10:45] [INFO ] Computed 8 place invariants in 1 ms
Incomplete random walk after 10142 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1126 ) properties (out of 1) seen :426
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :168
[2023-03-22 02:10:45] [INFO ] Invariant cache hit.
[2023-03-22 02:10:45] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:45] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-22 02:10:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:45] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-22 02:10:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:45] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2023-03-22 02:10:45] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:45] [INFO ] [Nat]Added 8 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:45] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-22 02:10:45] [INFO ] Added : 23 causal constraints over 6 iterations in 55 ms. Result :sat
Minimization took 67 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[426]
Support contains 1 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 5 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.0 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions removed 56 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /40 variables (removed 35) and now considering 8/64 (removed 56) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 02:10:46] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-22 02:10:46] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 5/40 places, 8/64 transitions.
[2023-03-22 02:10:46] [INFO ] Invariant cache hit.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 127 ms. (steps per millisecond=7874 ) properties (out of 1) seen :497
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 155 ms. (steps per millisecond=6451 ) properties (out of 1) seen :498
[2023-03-22 02:10:46] [INFO ] Invariant cache hit.
[2023-03-22 02:10:46] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 02:10:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:46] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:46] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:46] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-22 02:10:46] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:10:46] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2023-03-22 02:10:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 24 ms
[2023-03-22 02:10:46] [INFO ] Added : 5 causal constraints over 2 iterations in 32 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[498]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 02:10:46] [INFO ] Invariant cache hit.
[2023-03-22 02:10:46] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-22 02:10:46] [INFO ] Invariant cache hit.
[2023-03-22 02:10:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:46] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2023-03-22 02:10:46] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:46] [INFO ] Invariant cache hit.
[2023-03-22 02:10:46] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69 ms. Remains : 5/5 places, 8/8 transitions.
[2023-03-22 02:10:46] [INFO ] Invariant cache hit.
Incomplete random walk after 1000014 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=7752 ) properties (out of 1) seen :498
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 152 ms. (steps per millisecond=6578 ) properties (out of 1) seen :500
[2023-03-22 02:10:46] [INFO ] Invariant cache hit.
[2023-03-22 02:10:46] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:46] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:47] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2023-03-22 02:10:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:47] [INFO ] [Nat]Added 1 Read/Feed constraints in 4 ms returned sat
[2023-03-22 02:10:47] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 02:10:47] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 1 ms to minimize.
[2023-03-22 02:10:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 17 ms
[2023-03-22 02:10:47] [INFO ] Added : 5 causal constraints over 2 iterations in 30 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[500]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:47] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-22 02:10:47] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-09 in 1380 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-10
// Phase 1: matrix 64 rows 40 cols
[2023-03-22 02:10:47] [INFO ] Computed 8 place invariants in 2 ms
Incomplete random walk after 10150 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1691 ) properties (out of 1) seen :501
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :187
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:47] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-22 02:10:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:47] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2023-03-22 02:10:47] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:47] [INFO ] [Nat]Added 8 Read/Feed constraints in 2 ms returned sat
[2023-03-22 02:10:47] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-22 02:10:47] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2023-03-22 02:10:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
[2023-03-22 02:10:47] [INFO ] Added : 17 causal constraints over 4 iterations in 89 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[501]
Support contains 1 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 5 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.0 ms
Discarding 35 places :
Also discarding 56 output transitions
Drop transitions removed 56 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /40 variables (removed 35) and now considering 8/64 (removed 56) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 02:10:47] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-22 02:10:47] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 5/40 places, 8/64 transitions.
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
Incomplete random walk after 1000026 steps, including 2 resets, run finished after 136 ms. (steps per millisecond=7353 ) properties (out of 1) seen :501
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 162 ms. (steps per millisecond=6172 ) properties (out of 1) seen :501
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:47] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:47] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:47] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 02:10:47] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-22 02:10:47] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[501]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:47] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-22 02:10:47] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-10 in 785 ms.
Starting property specific reduction for JoinFreeModules-PT-0500-UpperBounds-15
// Phase 1: matrix 64 rows 40 cols
[2023-03-22 02:10:47] [INFO ] Computed 8 place invariants in 1 ms
Incomplete random walk after 10071 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1678 ) properties (out of 1) seen :500
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :500
[2023-03-22 02:10:47] [INFO ] Invariant cache hit.
[2023-03-22 02:10:47] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:48] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-22 02:10:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:48] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-22 02:10:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:48] [INFO ] [Nat]Absence check using state equation in 55 ms returned sat
[2023-03-22 02:10:48] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-22 02:10:48] [INFO ] [Nat]Added 8 Read/Feed constraints in 4 ms returned sat
[2023-03-22 02:10:48] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2023-03-22 02:10:48] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2023-03-22 02:10:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 32 ms
[2023-03-22 02:10:48] [INFO ] Added : 21 causal constraints over 5 iterations in 115 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[500]
Support contains 1 out of 40 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 40/40 places, 64/64 transitions.
Graph (complete) has 96 edges and 40 vertex of which 5 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
Applied a total of 1 rules in 1 ms. Remains 5 /40 variables (removed 35) and now considering 8/64 (removed 56) transitions.
// Phase 1: matrix 8 rows 5 cols
[2023-03-22 02:10:48] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-22 02:10:48] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 5/40 places, 8/64 transitions.
[2023-03-22 02:10:48] [INFO ] Invariant cache hit.
Incomplete random walk after 1000140 steps, including 2 resets, run finished after 128 ms. (steps per millisecond=7813 ) properties (out of 1) seen :500
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 162 ms. (steps per millisecond=6172 ) properties (out of 1) seen :500
[2023-03-22 02:10:48] [INFO ] Invariant cache hit.
[2023-03-22 02:10:48] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-22 02:10:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:48] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-22 02:10:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-22 02:10:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-22 02:10:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-22 02:10:48] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2023-03-22 02:10:48] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:48] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-22 02:10:48] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-22 02:10:48] [INFO ] Added : 6 causal constraints over 2 iterations in 7 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : [503] Max seen :[500]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-22 02:10:48] [INFO ] Invariant cache hit.
[2023-03-22 02:10:48] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-22 02:10:48] [INFO ] Invariant cache hit.
[2023-03-22 02:10:48] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-22 02:10:48] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-22 02:10:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 02:10:48] [INFO ] Invariant cache hit.
[2023-03-22 02:10:48] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 5/5 places, 8/8 transitions.
Ending property specific reduction for JoinFreeModules-PT-0500-UpperBounds-15 in 761 ms.
[2023-03-22 02:10:48] [INFO ] Flatten gal took : 23 ms
[2023-03-22 02:10:48] [INFO ] Applying decomposition
[2023-03-22 02:10:48] [INFO ] Flatten gal took : 7 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/graph5070317594368782848.txt' '-o' '/tmp/graph5070317594368782848.bin' '-w' '/tmp/graph5070317594368782848.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph5070317594368782848.bin' '-l' '-1' '-v' '-w' '/tmp/graph5070317594368782848.weights' '-q' '0' '-e' '0.001'
[2023-03-22 02:10:48] [INFO ] Decomposing Gal with order
[2023-03-22 02:10:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-22 02:10:48] [INFO ] Flatten gal took : 5 ms
[2023-03-22 02:10:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2023-03-22 02:10:48] [INFO ] Time to serialize gal into /tmp/UpperBounds3792823824012415959.gal : 1 ms
[2023-03-22 02:10:48] [INFO ] Time to serialize properties into /tmp/UpperBounds16584955451250282419.prop : 1 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/UpperBounds3792823824012415959.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds16584955451250282419.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/UpperBounds16584955451250282419.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,3.00149e+75,114.899,1138052,10,3519,28,2.01088e+06,42,0,62,2.38547e+06,0
Total reachable state count : 3.001491916463059389864474502991933690762e+75

Verifying 8 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 500
Bounds property JoinFreeModules-PT-0500-UpperBounds-01 :0 <= u1.p338 <= 500
FORMULA JoinFreeModules-PT-0500-UpperBounds-01 500 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-0500-UpperBounds-01,0,115.929,1138052,1,0,52,2.01088e+06,90,9,577,2.38547e+06,78
Min sum of variable value : 0
Maximum sum along a path : 501
Bounds property JoinFreeModules-PT-0500-UpperBounds-02 :0 <= u4.p1527 <= 501
FORMULA JoinFreeModules-PT-0500-UpperBounds-02 501 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-0500-UpperBounds-02,0,118.152,1138052,1,0,59,2.01088e+06,109,9,1089,2.38547e+06,95
Min sum of variable value : 0
Maximum sum along a path : 502
Bounds property JoinFreeModules-PT-0500-UpperBounds-04 :0 <= u5.p1559 <= 502
FORMULA JoinFreeModules-PT-0500-UpperBounds-04 502 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-0500-UpperBounds-04,0,118.274,1138052,1,0,64,2.01088e+06,126,9,1597,2.38547e+06,105
Min sum of variable value : 0
Maximum sum along a path : 501
Bounds property JoinFreeModules-PT-0500-UpperBounds-05 :0 <= u7.p2387 <= 501
FORMULA JoinFreeModules-PT-0500-UpperBounds-05 501 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-0500-UpperBounds-05,0,118.274,1138052,1,0,66,2.01088e+06,143,9,1597,2.38547e+06,112
Min sum of variable value : 0
Maximum sum along a path : 501
Bounds property JoinFreeModules-PT-0500-UpperBounds-08 :0 <= u2.p987 <= 501
FORMULA JoinFreeModules-PT-0500-UpperBounds-08 501 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-0500-UpperBounds-08,0,118.275,1138052,1,0,73,2.01088e+06,155,9,1597,2.38547e+06,125
Min sum of variable value : 0
Maximum sum along a path : 502
Bounds property JoinFreeModules-PT-0500-UpperBounds-09 :0 <= u0.p44 <= 502
FORMULA JoinFreeModules-PT-0500-UpperBounds-09 502 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-0500-UpperBounds-09,0,118.275,1138052,1,0,81,2.01088e+06,166,9,1597,2.38547e+06,140
Min sum of variable value : 0
Maximum sum along a path : 501
Bounds property JoinFreeModules-PT-0500-UpperBounds-10 :0 <= u6.p1822 <= 501
FORMULA JoinFreeModules-PT-0500-UpperBounds-10 501 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-0500-UpperBounds-10,0,118.275,1138052,1,0,84,2.01088e+06,182,9,1597,2.38547e+06,145
Min sum of variable value : 0
Maximum sum along a path : 500
Bounds property JoinFreeModules-PT-0500-UpperBounds-15 :0 <= u3.p1003 <= 500
FORMULA JoinFreeModules-PT-0500-UpperBounds-15 500 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-0500-UpperBounds-15,0,118.275,1138052,1,0,90,2.01088e+06,195,9,1597,2.38547e+06,156
Total runtime 294142 ms.

BK_STOP 1679451168446

--------------------
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-0500"
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-0500, 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-167856412900205"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0500.tgz
mv JoinFreeModules-PT-0500 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 ;