Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r224-tall-171649611900053.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is JoinFreeModules-PT-0100, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r224-tall-171649611900053
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 680K
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 16:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Apr 11 14:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Apr 11 14:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Apr 11 14:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 41K Apr 11 14:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 304K May 18 16:42 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-0100-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-0100-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716537788212

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-0100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2024-05-24 08:03:09] [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]
[2024-05-24 08:03:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 08:03:09] [INFO ] Load time of PNML (sax parser for PT used): 109 ms
[2024-05-24 08:03:09] [INFO ] Transformed 501 places.
[2024-05-24 08:03:09] [INFO ] Transformed 801 transitions.
[2024-05-24 08:03:09] [INFO ] Parsed PT model containing 501 places and 801 transitions and 2302 arcs in 209 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Reduce places removed 1 places and 0 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[100, 100, 1, 0, 100, 2, 2, 0, 0, 0, 0, 2, 1, 0, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[100, 100, 1, 0, 100, 2, 2, 0, 0, 0, 0, 2, 1, 0, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 801 rows 500 cols
[2024-05-24 08:03:09] [INFO ] Computed 100 invariants in 28 ms
Current structural bounds on expressions (after invariants) : Max Seen:[100, 100, 1, 0, 100, 2, 2, 0, 0, 0, 0, 2, 1, 0, 2, 1] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
RANDOM walk for 10095 steps (2 resets) in 80 ms. (124 steps per ms)
BEST_FIRST walk for 160015 steps (32 resets) in 860 ms. (185 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[100, 100, 101, 26, 100, 50, 52, 17, 50, 26, 17, 2, 101, 50, 3, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
[2024-05-24 08:03:10] [INFO ] Invariant cache hit.
[2024-05-24 08:03:10] [INFO ] [Real]Absence check using 100 positive place invariants in 25 ms returned sat
[2024-05-24 08:03:11] [INFO ] [Real]Absence check using state equation in 231 ms returned sat
[2024-05-24 08:03:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:11] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2024-05-24 08:03:11] [INFO ] [Nat]Absence check using state equation in 427 ms returned sat
[2024-05-24 08:03:11] [INFO ] State equation strengthened by 100 read => feed constraints.
[2024-05-24 08:03:11] [INFO ] [Nat]Added 100 Read/Feed constraints in 165 ms returned sat
[2024-05-24 08:03:12] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 52 ms.
[2024-05-24 08:03:13] [INFO ] Added : 118 causal constraints over 26 iterations in 1261 ms. Result :sat
Minimization took 127 ms.
[2024-05-24 08:03:13] [INFO ] [Real]Absence check using 100 positive place invariants in 14 ms returned sat
[2024-05-24 08:03:13] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-24 08:03:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:13] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2024-05-24 08:03:13] [INFO ] [Nat]Absence check using state equation in 174 ms returned sat
[2024-05-24 08:03:14] [INFO ] [Nat]Added 100 Read/Feed constraints in 144 ms returned sat
[2024-05-24 08:03:14] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 43 ms.
[2024-05-24 08:03:16] [INFO ] Added : 272 causal constraints over 55 iterations in 2551 ms. Result :sat
Minimization took 166 ms.
[2024-05-24 08:03:16] [INFO ] [Real]Absence check using 100 positive place invariants in 18 ms returned sat
[2024-05-24 08:03:17] [INFO ] [Real]Absence check using state equation in 167 ms returned sat
[2024-05-24 08:03:17] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:17] [INFO ] [Nat]Absence check using 100 positive place invariants in 14 ms returned sat
[2024-05-24 08:03:17] [INFO ] [Nat]Absence check using state equation in 249 ms returned sat
[2024-05-24 08:03:17] [INFO ] [Nat]Added 100 Read/Feed constraints in 95 ms returned sat
[2024-05-24 08:03:17] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 48 ms.
[2024-05-24 08:03:19] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 7 ms to minimize.
[2024-05-24 08:03:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 116 ms
[2024-05-24 08:03:19] [INFO ] Added : 173 causal constraints over 36 iterations in 1692 ms. Result :sat
Minimization took 158 ms.
[2024-05-24 08:03:19] [INFO ] [Real]Absence check using 100 positive place invariants in 17 ms returned sat
[2024-05-24 08:03:19] [INFO ] [Real]Absence check using state equation in 167 ms returned sat
[2024-05-24 08:03:19] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:19] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2024-05-24 08:03:20] [INFO ] [Nat]Absence check using state equation in 174 ms returned sat
[2024-05-24 08:03:20] [INFO ] [Nat]Added 100 Read/Feed constraints in 151 ms returned sat
[2024-05-24 08:03:20] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 43 ms.
[2024-05-24 08:03:23] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
[2024-05-24 08:03:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 131 ms
[2024-05-24 08:03:23] [INFO ] Added : 306 causal constraints over 63 iterations in 3121 ms. Result :sat
Minimization took 507 ms.
[2024-05-24 08:03:23] [INFO ] [Real]Absence check using 100 positive place invariants in 16 ms returned sat
[2024-05-24 08:03:24] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-24 08:03:24] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:24] [INFO ] [Nat]Absence check using 100 positive place invariants in 20 ms returned sat
[2024-05-24 08:03:24] [INFO ] [Nat]Absence check using state equation in 253 ms returned sat
[2024-05-24 08:03:24] [INFO ] [Nat]Added 100 Read/Feed constraints in 157 ms returned sat
[2024-05-24 08:03:24] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 42 ms.
[2024-05-24 08:03:26] [INFO ] Added : 163 causal constraints over 34 iterations in 1523 ms. Result :sat
Minimization took 142 ms.
[2024-05-24 08:03:26] [INFO ] [Real]Absence check using 100 positive place invariants in 24 ms returned sat
[2024-05-24 08:03:26] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2024-05-24 08:03:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:26] [INFO ] [Nat]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:03:26] [INFO ] [Nat]Absence check using state equation in 169 ms returned sat
[2024-05-24 08:03:27] [INFO ] [Nat]Added 100 Read/Feed constraints in 180 ms returned sat
[2024-05-24 08:03:27] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 36 ms.
[2024-05-24 08:03:29] [INFO ] Added : 295 causal constraints over 60 iterations in 2744 ms. Result :sat
Minimization took 469 ms.
[2024-05-24 08:03:30] [INFO ] [Real]Absence check using 100 positive place invariants in 16 ms returned sat
[2024-05-24 08:03:30] [INFO ] [Real]Absence check using state equation in 166 ms returned sat
[2024-05-24 08:03:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:30] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2024-05-24 08:03:30] [INFO ] [Nat]Absence check using state equation in 169 ms returned sat
[2024-05-24 08:03:31] [INFO ] [Nat]Added 100 Read/Feed constraints in 178 ms returned sat
[2024-05-24 08:03:31] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 38 ms.
[2024-05-24 08:03:34] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-24 08:03:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2024-05-24 08:03:34] [INFO ] Added : 315 causal constraints over 64 iterations in 3085 ms. Result :sat
Minimization took 503 ms.
[2024-05-24 08:03:34] [INFO ] [Real]Absence check using 100 positive place invariants in 17 ms returned sat
[2024-05-24 08:03:34] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2024-05-24 08:03:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:34] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2024-05-24 08:03:35] [INFO ] [Nat]Absence check using state equation in 169 ms returned sat
[2024-05-24 08:03:35] [INFO ] [Nat]Added 100 Read/Feed constraints in 150 ms returned sat
[2024-05-24 08:03:35] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 37 ms.
[2024-05-24 08:03:38] [INFO ] Added : 296 causal constraints over 61 iterations in 2809 ms. Result :sat
Minimization took 503 ms.
[2024-05-24 08:03:38] [INFO ] [Real]Absence check using 100 positive place invariants in 18 ms returned sat
[2024-05-24 08:03:38] [INFO ] [Real]Absence check using state equation in 168 ms returned sat
[2024-05-24 08:03:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:38] [INFO ] [Nat]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:03:39] [INFO ] [Nat]Absence check using state equation in 190 ms returned sat
[2024-05-24 08:03:39] [INFO ] [Nat]Added 100 Read/Feed constraints in 162 ms returned sat
[2024-05-24 08:03:39] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 36 ms.
[2024-05-24 08:03:42] [INFO ] Added : 304 causal constraints over 63 iterations in 2863 ms. Result :sat
Minimization took 493 ms.
[2024-05-24 08:03:42] [INFO ] [Real]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:03:43] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2024-05-24 08:03:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:43] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2024-05-24 08:03:43] [INFO ] [Nat]Absence check using state equation in 180 ms returned sat
[2024-05-24 08:03:43] [INFO ] [Nat]Added 100 Read/Feed constraints in 149 ms returned sat
[2024-05-24 08:03:43] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 40 ms.
[2024-05-24 08:03:46] [INFO ] Added : 304 causal constraints over 63 iterations in 2884 ms. Result :sat
Minimization took 500 ms.
[2024-05-24 08:03:46] [INFO ] [Real]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:03:47] [INFO ] [Real]Absence check using state equation in 174 ms returned sat
[2024-05-24 08:03:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:47] [INFO ] [Nat]Absence check using 100 positive place invariants in 17 ms returned sat
[2024-05-24 08:03:47] [INFO ] [Nat]Absence check using state equation in 183 ms returned sat
[2024-05-24 08:03:47] [INFO ] [Nat]Added 100 Read/Feed constraints in 178 ms returned sat
[2024-05-24 08:03:47] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 42 ms.
[2024-05-24 08:03:50] [INFO ] Added : 283 causal constraints over 58 iterations in 2653 ms. Result :sat
Minimization took 504 ms.
[2024-05-24 08:03:50] [INFO ] [Real]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:03:51] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2024-05-24 08:03:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:51] [INFO ] [Nat]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:03:51] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2024-05-24 08:03:51] [INFO ] [Nat]Added 100 Read/Feed constraints in 185 ms returned sat
[2024-05-24 08:03:51] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 36 ms.
[2024-05-24 08:03:53] [INFO ] Added : 259 causal constraints over 53 iterations in 2276 ms. Result :sat
Minimization took 506 ms.
[2024-05-24 08:03:54] [INFO ] [Real]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:03:54] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2024-05-24 08:03:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:54] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2024-05-24 08:03:54] [INFO ] [Nat]Absence check using state equation in 166 ms returned sat
[2024-05-24 08:03:54] [INFO ] [Nat]Added 100 Read/Feed constraints in 186 ms returned sat
[2024-05-24 08:03:55] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 34 ms.
[2024-05-24 08:03:57] [INFO ] Added : 265 causal constraints over 53 iterations in 2326 ms. Result :sat
Minimization took 166 ms.
[2024-05-24 08:03:57] [INFO ] [Real]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:03:57] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-24 08:03:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:03:57] [INFO ] [Nat]Absence check using 100 positive place invariants in 16 ms returned sat
[2024-05-24 08:03:58] [INFO ] [Nat]Absence check using state equation in 234 ms returned sat
[2024-05-24 08:03:58] [INFO ] [Nat]Added 100 Read/Feed constraints in 146 ms returned sat
[2024-05-24 08:03:58] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 36 ms.
[2024-05-24 08:03:59] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-24 08:03:59] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-24 08:03:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 145 ms
[2024-05-24 08:03:59] [INFO ] Added : 169 causal constraints over 36 iterations in 1684 ms. Result :sat
Minimization took 332 ms.
[2024-05-24 08:04:00] [INFO ] [Real]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:04:00] [INFO ] [Real]Absence check using state equation in 160 ms returned sat
[2024-05-24 08:04:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:04:00] [INFO ] [Nat]Absence check using 100 positive place invariants in 15 ms returned sat
[2024-05-24 08:04:00] [INFO ] [Nat]Absence check using state equation in 165 ms returned sat
[2024-05-24 08:04:00] [INFO ] [Nat]Added 100 Read/Feed constraints in 142 ms returned sat
[2024-05-24 08:04:01] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 35 ms.
[2024-05-24 08:04:03] [INFO ] Added : 292 causal constraints over 62 iterations in 2657 ms. Result :sat
Minimization took 506 ms.
[2024-05-24 08:04:04] [INFO ] [Real]Absence check using 100 positive place invariants in 14 ms returned sat
[2024-05-24 08:04:04] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-24 08:04:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:04:04] [INFO ] [Nat]Absence check using 100 positive place invariants in 14 ms returned sat
[2024-05-24 08:04:04] [INFO ] [Nat]Absence check using state equation in 166 ms returned sat
[2024-05-24 08:04:04] [INFO ] [Nat]Added 100 Read/Feed constraints in 170 ms returned sat
[2024-05-24 08:04:04] [INFO ] Computed and/alt/rep : 600/1500/600 causal constraints (skipped 0 transitions) in 35 ms.
[2024-05-24 08:04:07] [INFO ] Added : 300 causal constraints over 61 iterations in 2795 ms. Result :sat
Minimization took 210 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[100, 100, 101, 26, 100, 50, 52, 17, 50, 26, 17, 2, 101, 50, 3, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[100, 100, 101, 26, 100, 102, 52, 17, 101, 26, 22, 19, 101, 100, 21, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
Support contains 16 out of 500 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 500/500 places, 801/801 transitions.
Graph (complete) has 1200 edges and 500 vertex of which 75 are kept as prefixes of interest. Removing 425 places using SCC suffix rule.4 ms
Discarding 425 places :
Also discarding 680 output transitions
Drop transitions (Output transitions of discarded places.) removed 680 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 75 transition count 120
Applied a total of 2 rules in 41 ms. Remains 75 /500 variables (removed 425) and now considering 120/801 (removed 681) transitions.
Running 90 sub problems to find dead transitions.
// Phase 1: matrix 120 rows 75 cols
[2024-05-24 08:05:49] [INFO ] Computed 15 invariants in 3 ms
[2024-05-24 08:05:49] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 15/75 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (OVERLAPS) 120/195 variables, 75/90 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 15/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (OVERLAPS) 0/195 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Real declared 195/195 variables, and 105 constraints, problems are : Problem set: 0 solved, 90 unsolved in 1637 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 90 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 15/75 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (OVERLAPS) 120/195 variables, 75/90 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 15/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 90/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 7 (OVERLAPS) 0/195 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Int declared 195/195 variables, and 195 constraints, problems are : Problem set: 0 solved, 90 unsolved in 2518 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints]
After SMT, in 4206ms problems are : Problem set: 0 solved, 90 unsolved
Search for dead transitions found 0 dead transitions in 4217ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4276 ms. Remains : 75/500 places, 120/801 transitions.
[2024-05-24 08:05:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[100, 100, 101, 26, 100, 102, 52, 17, 101, 26, 22, 19, 101, 100, 21, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
RANDOM walk for 1000017 steps (2 resets) in 1226 ms. (815 steps per ms)
FORMULA JoinFreeModules-PT-0100-UpperBounds-13 103 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA JoinFreeModules-PT-0100-UpperBounds-09 103 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA JoinFreeModules-PT-0100-UpperBounds-03 103 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 13000013 steps (26 resets) in 15240 ms. (852 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[100, 100, 101, 100, 102, 101, 99, 101, 99, 102, 101, 100, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
[2024-05-24 08:06:09] [INFO ] Invariant cache hit.
[2024-05-24 08:06:09] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:09] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-24 08:06:09] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:10] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2024-05-24 08:06:10] [INFO ] State equation strengthened by 15 read => feed constraints.
[2024-05-24 08:06:10] [INFO ] [Nat]Added 15 Read/Feed constraints in 66 ms returned sat
[2024-05-24 08:06:10] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 08:06:10] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-24 08:06:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 31 ms
[2024-05-24 08:06:10] [INFO ] Added : 50 causal constraints over 10 iterations in 123 ms. Result :sat
Minimization took 30 ms.
[2024-05-24 08:06:10] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-24 08:06:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:10] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Nat]Absence check using state equation in 84 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Nat]Added 15 Read/Feed constraints in 5 ms returned sat
[2024-05-24 08:06:10] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 08:06:10] [INFO ] Added : 31 causal constraints over 7 iterations in 80 ms. Result :sat
Minimization took 46 ms.
[2024-05-24 08:06:10] [INFO ] [Real]Absence check using 15 positive place invariants in 4 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2024-05-24 08:06:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:10] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Nat]Absence check using state equation in 85 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Nat]Added 15 Read/Feed constraints in 5 ms returned sat
[2024-05-24 08:06:10] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 08:06:10] [INFO ] Added : 30 causal constraints over 8 iterations in 64 ms. Result :sat
Minimization took 25 ms.
[2024-05-24 08:06:10] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-24 08:06:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:10] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2024-05-24 08:06:10] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-24 08:06:11] [INFO ] [Nat]Added 15 Read/Feed constraints in 64 ms returned sat
[2024-05-24 08:06:11] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 08:06:11] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 0 ms to minimize.
[2024-05-24 08:06:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2024-05-24 08:06:11] [INFO ] Added : 58 causal constraints over 12 iterations in 145 ms. Result :sat
Minimization took 30 ms.
[2024-05-24 08:06:11] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:11] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-24 08:06:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:11] [INFO ] [Nat]Absence check using 15 positive place invariants in 5 ms returned sat
[2024-05-24 08:06:11] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2024-05-24 08:06:11] [INFO ] [Nat]Added 15 Read/Feed constraints in 24 ms returned sat
[2024-05-24 08:06:11] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 08:06:11] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-24 08:06:11] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 30 ms
Minimization took 18 ms.
[2024-05-24 08:06:11] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:11] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-24 08:06:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:11] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:11] [INFO ] [Nat]Absence check using state equation in 88 ms returned sat
[2024-05-24 08:06:11] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2024-05-24 08:06:11] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 12 ms.
[2024-05-24 08:06:11] [INFO ] Added : 35 causal constraints over 9 iterations in 95 ms. Result :sat
Minimization took 28 ms.
[2024-05-24 08:06:11] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:11] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 08:06:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:11] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:12] [INFO ] [Nat]Absence check using state equation in 185 ms returned sat
[2024-05-24 08:06:12] [INFO ] [Nat]Added 15 Read/Feed constraints in 75 ms returned sat
[2024-05-24 08:06:12] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2024-05-24 08:06:12] [INFO ] Added : 45 causal constraints over 10 iterations in 83 ms. Result :sat
Minimization took 42 ms.
[2024-05-24 08:06:12] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:12] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-24 08:06:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:12] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:12] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 08:06:12] [INFO ] [Nat]Added 15 Read/Feed constraints in 22 ms returned sat
[2024-05-24 08:06:12] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-24 08:06:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2024-05-24 08:06:12] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 08:06:12] [INFO ] Added : 56 causal constraints over 12 iterations in 97 ms. Result :sat
Minimization took 23 ms.
[2024-05-24 08:06:12] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:12] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-24 08:06:12] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:12] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2024-05-24 08:06:12] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2024-05-24 08:06:12] [INFO ] [Nat]Added 15 Read/Feed constraints in 28 ms returned sat
[2024-05-24 08:06:12] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2024-05-24 08:06:12] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-24 08:06:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2024-05-24 08:06:13] [INFO ] Added : 53 causal constraints over 12 iterations in 140 ms. Result :sat
Minimization took 38 ms.
[2024-05-24 08:06:13] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2024-05-24 08:06:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:13] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Nat]Absence check using state equation in 91 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Nat]Added 15 Read/Feed constraints in 23 ms returned sat
[2024-05-24 08:06:13] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 08:06:13] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-24 08:06:13] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 25 ms
Minimization took 14 ms.
[2024-05-24 08:06:13] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2024-05-24 08:06:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:13] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Nat]Added 15 Read/Feed constraints in 43 ms returned sat
[2024-05-24 08:06:13] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-24 08:06:13] [INFO ] Added : 51 causal constraints over 11 iterations in 96 ms. Result :sat
Minimization took 42 ms.
[2024-05-24 08:06:13] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-24 08:06:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:13] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2024-05-24 08:06:13] [INFO ] [Nat]Added 15 Read/Feed constraints in 44 ms returned sat
[2024-05-24 08:06:13] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-24 08:06:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2024-05-24 08:06:13] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 08:06:13] [INFO ] Added : 51 causal constraints over 11 iterations in 89 ms. Result :sat
Minimization took 30 ms.
[2024-05-24 08:06:14] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:14] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2024-05-24 08:06:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:14] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:14] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2024-05-24 08:06:14] [INFO ] [Nat]Added 15 Read/Feed constraints in 43 ms returned sat
[2024-05-24 08:06:14] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 08:06:14] [INFO ] Added : 55 causal constraints over 12 iterations in 102 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[100, 100, 101, 100, 102, 101, 99, 101, 99, 102, 101, 100, 101] Max Struct:[103, 103, 103, 103, 102, 103, 103, 103, 103, 102, 103, 103, 103]
FORMULA JoinFreeModules-PT-0100-UpperBounds-11 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0100-UpperBounds-05 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[100, 100, 101, 100, 102, 102, 102, 101, 101, 102, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
Support contains 11 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 55 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.2 ms
Discarding 20 places :
Also discarding 32 output transitions
Drop transitions (Output transitions of discarded places.) removed 32 transitions
Applied a total of 1 rules in 5 ms. Remains 55 /75 variables (removed 20) and now considering 88/120 (removed 32) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 55/75 places, 88/120 transitions.
// Phase 1: matrix 88 rows 55 cols
[2024-05-24 08:06:17] [INFO ] Computed 11 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[100, 100, 101, 100, 102, 102, 102, 101, 101, 102, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
RANDOM walk for 1000041 steps (2 resets) in 863 ms. (1157 steps per ms)
BEST_FIRST walk for 11000011 steps (22 resets) in 9709 ms. (1132 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[100, 100, 101, 100, 102, 102, 102, 101, 101, 102, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103, 103, 103, 103]
[2024-05-24 08:06:28] [INFO ] Invariant cache hit.
[2024-05-24 08:06:28] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2024-05-24 08:06:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:28] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-24 08:06:28] [INFO ] State equation strengthened by 11 read => feed constraints.
[2024-05-24 08:06:28] [INFO ] [Nat]Added 11 Read/Feed constraints in 146 ms returned sat
[2024-05-24 08:06:28] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 08:06:28] [INFO ] Added : 31 causal constraints over 7 iterations in 66 ms. Result :sat
Minimization took 22 ms.
[2024-05-24 08:06:28] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2024-05-24 08:06:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:28] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Nat]Added 11 Read/Feed constraints in 50 ms returned sat
[2024-05-24 08:06:28] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 8 ms.
[2024-05-24 08:06:28] [INFO ] Added : 39 causal constraints over 9 iterations in 59 ms. Result :sat
Minimization took 25 ms.
[2024-05-24 08:06:28] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2024-05-24 08:06:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:28] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Nat]Added 11 Read/Feed constraints in 76 ms returned sat
[2024-05-24 08:06:28] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 08:06:28] [INFO ] Added : 39 causal constraints over 8 iterations in 54 ms. Result :sat
Minimization took 24 ms.
[2024-05-24 08:06:28] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:28] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:28] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:28] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Added 11 Read/Feed constraints in 28 ms returned sat
[2024-05-24 08:06:29] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 7 ms.
[2024-05-24 08:06:29] [INFO ] Added : 26 causal constraints over 6 iterations in 41 ms. Result :sat
Minimization took 20 ms.
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Added 11 Read/Feed constraints in 1 ms returned sat
[2024-05-24 08:06:29] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 0 ms to minimize.
[2024-05-24 08:06:29] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 20 ms
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Added 11 Read/Feed constraints in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 08:06:29] [INFO ] Added : 27 causal constraints over 6 iterations in 36 ms. Result :sat
Minimization took 15 ms.
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Added 11 Read/Feed constraints in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
[2024-05-24 08:06:29] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 18 ms
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2024-05-24 08:06:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Added 11 Read/Feed constraints in 1 ms returned sat
[2024-05-24 08:06:29] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 08:06:29] [INFO ] Added : 43 causal constraints over 9 iterations in 56 ms. Result :sat
Minimization took 28 ms.
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Added 11 Read/Feed constraints in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 08:06:29] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-24 08:06:29] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2024-05-24 08:06:29] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 55 ms
[2024-05-24 08:06:29] [INFO ] Added : 53 causal constraints over 11 iterations in 126 ms. Result :sat
Minimization took 27 ms.
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:29] [INFO ] [Nat]Added 11 Read/Feed constraints in 1 ms returned sat
[2024-05-24 08:06:30] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-24 08:06:30] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 21 ms
[2024-05-24 08:06:30] [INFO ] [Real]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:30] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2024-05-24 08:06:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:30] [INFO ] [Nat]Absence check using 11 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:30] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2024-05-24 08:06:30] [INFO ] [Nat]Added 11 Read/Feed constraints in 147 ms returned sat
[2024-05-24 08:06:30] [INFO ] Computed and/alt/rep : 66/165/66 causal constraints (skipped 0 transitions) in 6 ms.
[2024-05-24 08:06:30] [INFO ] Added : 40 causal constraints over 9 iterations in 62 ms. Result :sat
Minimization took 30 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[100, 100, 101, 100, 102, 102, 102, 101, 101, 102, 101] Max Struct:[103, 103, 103, 103, 102, 103, 102, 103, 103, 102, 103]
FORMULA JoinFreeModules-PT-0100-UpperBounds-14 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0100-UpperBounds-08 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA JoinFreeModules-PT-0100-UpperBounds-06 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[100, 100, 101, 100, 102, 101, 101, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103]
Support contains 8 out of 55 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 88/88 transitions.
Graph (complete) has 132 edges and 55 vertex of which 40 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.1 ms
Discarding 15 places :
Also discarding 24 output transitions
Drop transitions (Output transitions of discarded places.) removed 24 transitions
Applied a total of 1 rules in 3 ms. Remains 40 /55 variables (removed 15) and now considering 64/88 (removed 24) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 40/55 places, 64/88 transitions.
// Phase 1: matrix 64 rows 40 cols
[2024-05-24 08:06:31] [INFO ] Computed 8 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[100, 100, 101, 100, 102, 101, 101, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103]
RANDOM walk for 1000017 steps (2 resets) in 655 ms. (1524 steps per ms)
BEST_FIRST walk for 8000008 steps (16 resets) in 4942 ms. (1618 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[100, 100, 101, 100, 102, 101, 101, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103]
[2024-05-24 08:06:37] [INFO ] Invariant cache hit.
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-05-24 08:06:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-05-24 08:06:37] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-24 08:06:37] [INFO ] [Nat]Added 8 Read/Feed constraints in 29 ms returned sat
[2024-05-24 08:06:37] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 08:06:37] [INFO ] Added : 41 causal constraints over 10 iterations in 49 ms. Result :sat
Minimization took 21 ms.
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 08:06:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Added 8 Read/Feed constraints in 20 ms returned sat
[2024-05-24 08:06:37] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 5 ms.
[2024-05-24 08:06:37] [INFO ] Added : 38 causal constraints over 10 iterations in 49 ms. Result :sat
Minimization took 20 ms.
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-05-24 08:06:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Added 8 Read/Feed constraints in 1 ms returned sat
[2024-05-24 08:06:37] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 08:06:37] [INFO ] Added : 32 causal constraints over 10 iterations in 43 ms. Result :sat
Minimization took 19 ms.
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-05-24 08:06:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Added 8 Read/Feed constraints in 21 ms returned sat
[2024-05-24 08:06:37] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 08:06:37] [INFO ] Added : 24 causal constraints over 7 iterations in 35 ms. Result :sat
Minimization took 28 ms.
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 08:06:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-24 08:06:37] [INFO ] [Nat]Added 8 Read/Feed constraints in 66 ms returned sat
[2024-05-24 08:06:38] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 08:06:38] [INFO ] Added : 26 causal constraints over 8 iterations in 43 ms. Result :sat
Minimization took 13 ms.
[2024-05-24 08:06:38] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 08:06:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:38] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Nat]Added 8 Read/Feed constraints in 35 ms returned sat
[2024-05-24 08:06:38] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 4 ms.
[2024-05-24 08:06:38] [INFO ] Added : 24 causal constraints over 8 iterations in 43 ms. Result :sat
Minimization took 17 ms.
[2024-05-24 08:06:38] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-05-24 08:06:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:38] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Nat]Added 8 Read/Feed constraints in 1 ms returned sat
[2024-05-24 08:06:38] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 08:06:38] [INFO ] Added : 30 causal constraints over 6 iterations in 28 ms. Result :sat
Minimization took 18 ms.
[2024-05-24 08:06:38] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-24 08:06:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:38] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2024-05-24 08:06:38] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2024-05-24 08:06:38] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 08:06:38] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
[2024-05-24 08:06:38] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-24 08:06:38] [INFO ] Deduced a trap composed of 3 places in 12 ms of which 1 ms to minimize.
[2024-05-24 08:06:38] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 63 ms
[2024-05-24 08:06:38] [INFO ] Added : 45 causal constraints over 11 iterations in 134 ms. Result :sat
Minimization took 15 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[100, 100, 101, 100, 102, 101, 101, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[100, 100, 101, 100, 102, 101, 101, 101] Max Struct:[103, 103, 103, 103, 103, 103, 103, 103]
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 1 ms. Remains 40 /40 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2024-05-24 08:06:39] [INFO ] Invariant cache hit.
[2024-05-24 08:06:39] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-24 08:06:39] [INFO ] Invariant cache hit.
[2024-05-24 08:06:39] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-24 08:06:39] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2024-05-24 08:06:39] [INFO ] Redundant transitions in 0 ms returned []
Running 48 sub problems to find dead transitions.
[2024-05-24 08:06:39] [INFO ] Invariant cache hit.
[2024-05-24 08:06:39] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (OVERLAPS) 8/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 64/104 variables, 40/48 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/104 variables, 8/56 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (OVERLAPS) 0/104 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Real declared 104/104 variables, and 56 constraints, problems are : Problem set: 0 solved, 48 unsolved in 531 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 48 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 1 (OVERLAPS) 8/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 3 (OVERLAPS) 64/104 variables, 40/48 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/104 variables, 8/56 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 48/104 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 48 unsolved
At refinement iteration 7 (OVERLAPS) 0/104 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 48 unsolved
No progress, stopping.
After SMT solving in domain Int declared 104/104 variables, and 104 constraints, problems are : Problem set: 0 solved, 48 unsolved in 712 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 48/48 constraints, Known Traps: 0/0 constraints]
After SMT, in 1259ms problems are : Problem set: 0 solved, 48 unsolved
Search for dead transitions found 0 dead transitions in 1263ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1331 ms. Remains : 40/40 places, 64/64 transitions.
RANDOM walk for 40029 steps (8 resets) in 519 ms. (76 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 44 ms. (88 steps per ms) remains 16/16 properties
[2024-05-24 08:06:41] [INFO ] Flatten gal took : 29 ms
BEST_FIRST walk for 4003 steps (8 resets) in 55 ms. (71 steps per ms) remains 16/16 properties
[2024-05-24 08:06:41] [INFO ] Flatten gal took : 12 ms
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 16/16 properties
[2024-05-24 08:06:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7794248432813151779.gal : 15 ms
[2024-05-24 08:06:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4532930843791295712.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7794248432813151779.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4532930843791295712.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 16/16 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 16/16 properties
Loading property file /tmp/ReachabilityCardinality4532930843791295712.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :851 after 2815
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :2815 after 5105
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :5105 after 608293
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :608293 after 1.71184e+06
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :1.71184e+06 after 3.13478e+12
Interrupted probabilistic random walk after 298165 steps, run timeout after 3012 ms. (steps per millisecond=98 ) properties seen :0 out of 16
Probabilistic random walk after 298165 steps, saw 261076 distinct states, run finished after 3015 ms. (steps per millisecond=98 ) properties seen :0
[2024-05-24 08:06:44] [INFO ] Invariant cache hit.
[2024-05-24 08:06:44] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 32/40 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
[2024-05-24 08:06:44] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-24 08:06:44] [INFO ] Deduced a trap composed of 3 places in 112 ms of which 0 ms to minimize.
[2024-05-24 08:06:44] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-24 08:06:44] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-24 08:06:44] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 1 ms to minimize.
[2024-05-24 08:06:44] [INFO ] Deduced a trap composed of 3 places in 83 ms of which 0 ms to minimize.
[2024-05-24 08:06:44] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
[2024-05-24 08:06:44] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
Problem MAX1 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
Problem MAX4 is UNSAT
Problem MIN4 is UNSAT
Problem MAX5 is UNSAT
Problem MAX6 is UNSAT
Problem MAX7 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 8/16 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/16 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 64/104 variables, 40/56 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/104 variables, 8/64 constraints. Problems are: Problem set: 9 solved, 7 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 0/64 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/104 variables, 0/64 constraints. Problems are: Problem set: 9 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 104/104 variables, and 64 constraints, problems are : Problem set: 9 solved, 7 unsolved in 609 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 40/40 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 9 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 28/35 variables, 7/7 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 7/14 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/14 constraints. Problems are: Problem set: 9 solved, 7 unsolved
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :3.13478e+12 after 3.4008e+19
At refinement iteration 4 (OVERLAPS) 56/91 variables, 35/49 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 7/56 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/91 variables, 7/63 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/91 variables, 0/63 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/91 variables, 0/63 constraints. Problems are: Problem set: 9 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 91/104 variables, and 63 constraints, problems are : Problem set: 9 solved, 7 unsolved in 319 ms.
Refiners :[Positive P Invariants (semi-flows): 7/8 constraints, State Equation: 35/40 constraints, ReadFeed: 7/8 constraints, PredecessorRefiner: 7/16 constraints, Known Traps: 7/8 constraints]
After SMT, in 945ms problems are : Problem set: 9 solved, 7 unsolved
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 1 properties in 1259 ms.
Support contains 6 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 30 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Applied a total of 1 rules in 2 ms. Remains 30 /40 variables (removed 10) and now considering 48/64 (removed 16) transitions.
Running 36 sub problems to find dead transitions.
// Phase 1: matrix 48 rows 30 cols
[2024-05-24 08:06:46] [INFO ] Computed 6 invariants in 1 ms
[2024-05-24 08:06:46] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 6/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (OVERLAPS) 48/78 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 6/42 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/78 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 78/78 variables, and 42 constraints, problems are : Problem set: 0 solved, 36 unsolved in 327 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 30/30 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 6/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (OVERLAPS) 48/78 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 6/42 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 36/78 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 78/78 variables, and 78 constraints, problems are : Problem set: 0 solved, 36 unsolved in 507 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 30/30 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 859ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 859ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 864 ms. Remains : 30/40 places, 48/64 transitions.
RANDOM walk for 40051 steps (8 resets) in 39 ms. (1001 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 54 ms. (727 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 66 ms. (597 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 6/6 properties
Invariant property MIN5 does not hold.
SDD proceeding with computation,15 properties remain. new max is 4096
SDD size :3.4008e+19 after 2.20601e+39
Interrupted probabilistic random walk after 333461 steps, run timeout after 3001 ms. (steps per millisecond=111 ) properties seen :0 out of 6
Probabilistic random walk after 333461 steps, saw 281836 distinct states, run finished after 3001 ms. (steps per millisecond=111 ) properties seen :0
[2024-05-24 08:06:50] [INFO ] Invariant cache hit.
[2024-05-24 08:06:50] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 24/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 48/78 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 6/42 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/78 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 78/78 variables, and 42 constraints, problems are : Problem set: 0 solved, 6 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 30/30 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 24/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2024-05-24 08:06:50] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-24 08:06:50] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
[2024-05-24 08:06:50] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 48/78 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 6/45 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 6/51 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/78 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/78 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 78/78 variables, and 51 constraints, problems are : Problem set: 0 solved, 6 unsolved in 297 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 30/30 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 3/3 constraints]
After SMT, in 378ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 664 ms.
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 30/30 places, 48/48 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 48/48 transitions.
Applied a total of 0 rules in 1 ms. Remains 30 /30 variables (removed 0) and now considering 48/48 (removed 0) transitions.
[2024-05-24 08:06:51] [INFO ] Invariant cache hit.
[2024-05-24 08:06:51] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-24 08:06:51] [INFO ] Invariant cache hit.
[2024-05-24 08:06:51] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-24 08:06:51] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-24 08:06:51] [INFO ] Redundant transitions in 0 ms returned []
Running 36 sub problems to find dead transitions.
[2024-05-24 08:06:51] [INFO ] Invariant cache hit.
[2024-05-24 08:06:51] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 6/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (OVERLAPS) 48/78 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 6/42 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (OVERLAPS) 0/78 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 78/78 variables, and 42 constraints, problems are : Problem set: 0 solved, 36 unsolved in 307 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 30/30 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 6/30 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (OVERLAPS) 48/78 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 6/42 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 36/78 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 7 (OVERLAPS) 0/78 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 78/78 variables, and 78 constraints, problems are : Problem set: 0 solved, 36 unsolved in 527 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 30/30 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints]
After SMT, in 842ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 843ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 908 ms. Remains : 30/30 places, 48/48 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2024-05-24 08:06:52] [INFO ] Flatten gal took : 8 ms
[2024-05-24 08:06:52] [INFO ] Applying decomposition
[2024-05-24 08:06:52] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph7091625010197108309.txt' '-o' '/tmp/graph7091625010197108309.bin' '-w' '/tmp/graph7091625010197108309.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph7091625010197108309.bin' '-l' '-1' '-v' '-w' '/tmp/graph7091625010197108309.weights' '-q' '0' '-e' '0.001'
[2024-05-24 08:06:52] [INFO ] Decomposing Gal with order
[2024-05-24 08:06:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-24 08:06:52] [INFO ] Flatten gal took : 5 ms
[2024-05-24 08:06:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2024-05-24 08:06:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17211434397364309998.gal : 1 ms
[2024-05-24 08:06:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8198322206886314840.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17211434397364309998.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8198322206886314840.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality8198322206886314840.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :851 after 2815
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :2815 after 5105
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :5105 after 608293
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :608293 after 1.71184e+06
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :1.71184e+06 after 3.13479e+12
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,5.01069e+53,1.15465,27752,10,719,117,92583,50,0,65,107427,0
Total reachable state count : 5.010693672910546483911095582858693519244e+53

Verifying 6 reachability properties.
Invariant property MIN0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,0,1.15649,28012,1,0,117,92583,52,0,67,107427,0
Invariant property MIN1 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN1,0,1.15666,28012,1,0,117,92583,53,0,67,107427,0
Invariant property MIN2 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN2,0,1.15796,28012,1,0,117,92583,55,0,68,107427,0
Invariant property MIN3 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN3,0,1.15806,28012,1,0,117,92583,56,0,68,107427,0
Invariant property MIN6 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN6,0,1.15814,28012,1,0,117,92583,57,0,68,107427,0
Invariant property MIN7 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN7,0,1.15822,28012,1,0,117,92583,58,0,68,107427,0
FORMULA JoinFreeModules-PT-0100-UpperBounds-15 101 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0100-UpperBounds-12 101 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0100-UpperBounds-07 102 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0100-UpperBounds-04 100 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0100-UpperBounds-02 101 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0100-UpperBounds-01 100 TECHNIQUES REACHABILITY_MIN
FORMULA JoinFreeModules-PT-0100-UpperBounds-00 100 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 7 queries.) : Max Seen:[101] Max Struct:[103]
Starting property specific reduction for JoinFreeModules-PT-0100-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[103]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[103]
// Phase 1: matrix 64 rows 40 cols
[2024-05-24 08:06:53] [INFO ] Computed 8 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[103]
RANDOM walk for 10019 steps (2 resets) in 8 ms. (1113 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 8 ms. (1111 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[86] Max Struct:[103]
[2024-05-24 08:06:53] [INFO ] Invariant cache hit.
[2024-05-24 08:06:53] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-24 08:06:53] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-24 08:06:53] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:53] [INFO ] [Nat]Absence check using 8 positive place invariants in 1 ms returned sat
[2024-05-24 08:06:53] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2024-05-24 08:06:53] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-24 08:06:53] [INFO ] [Nat]Added 8 Read/Feed constraints in 10 ms returned sat
[2024-05-24 08:06:53] [INFO ] Computed and/alt/rep : 48/120/48 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-24 08:06:53] [INFO ] Added : 36 causal constraints over 10 iterations in 49 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[86] Max Struct:[103]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[102] Max Struct:[103]
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 (Output transitions of discarded places.) 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.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2024-05-24 08:06:53] [INFO ] Computed 1 invariants in 1 ms
[2024-05-24 08:06:53] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 5/40 places, 8/64 transitions.
[2024-05-24 08:06:54] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[102] Max Struct:[103]
RANDOM walk for 1000002 steps (2 resets) in 148 ms. (6711 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 142 ms. (6993 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[102] Max Struct:[103]
[2024-05-24 08:06:54] [INFO ] Invariant cache hit.
[2024-05-24 08:06:54] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2024-05-24 08:06:54] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-24 08:06:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 08:06:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2024-05-24 08:06:54] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2024-05-24 08:06:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-24 08:06:54] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2024-05-24 08:06:54] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-24 08:06:54] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 21 ms
Current structural bounds on expressions (after SMT) : Max Seen:[102] Max Struct:[102]
FORMULA JoinFreeModules-PT-0100-UpperBounds-10 102 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
[2024-05-24 08:06:54] [INFO ] Flatten gal took : 1 ms
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2024-05-24 08:06:54] [INFO ] Flatten gal took : 2 ms
[2024-05-24 08:06:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10818057502318388064.gal : 1 ms
[2024-05-24 08:06:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18258430873821273523.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10818057502318388064.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18258430873821273523.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
ITS runner timed out or was interrupted.
Loading property file /tmp/ReachabilityCardinality18258430873821273523.prop.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
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,8,0.002851,3512,2,15,5,61,6,0,45,39,0
Total reachable state count : 8

ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for JoinFreeModules-PT-0100-UpperBounds-10 in 785 ms.
[2024-05-24 08:06:54] [INFO ] Flatten gal took : 5 ms
Total runtime 225045 ms.

BK_STOP 1716538014469

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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-0100"
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 2-5568"
echo " Executing tool itstools"
echo " Input is JoinFreeModules-PT-0100, 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 r224-tall-171649611900053"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0100.tgz
mv JoinFreeModules-PT-0100 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 ;