Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r117-tall-167814495500297.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is DES-PT-50a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r117-tall-167814495500297
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 7.4K Feb 26 15:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 26 15:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 15:39 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 15:39 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 15:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 15:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K Feb 26 15:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 26 15:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 15:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Feb 26 15:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 15:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 97K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679414709023

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-50a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-21 16:05:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 16:05:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 16:05:10] [INFO ] Load time of PNML (sax parser for PT used): 58 ms
[2023-03-21 16:05:10] [INFO ] Transformed 314 places.
[2023-03-21 16:05:10] [INFO ] Transformed 271 transitions.
[2023-03-21 16:05:10] [INFO ] Found NUPN structural information;
[2023-03-21 16:05:10] [INFO ] Parsed PT model containing 314 places and 271 transitions and 1306 arcs in 121 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 314/314 places, 271/271 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 314 transition count 257
Applied a total of 14 rules in 19 ms. Remains 314 /314 variables (removed 0) and now considering 257/271 (removed 14) transitions.
// Phase 1: matrix 257 rows 314 cols
[2023-03-21 16:05:10] [INFO ] Computed 59 place invariants in 36 ms
[2023-03-21 16:05:11] [INFO ] Implicit Places using invariants in 711 ms returned [211]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 737 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 313/314 places, 257/271 transitions.
Applied a total of 0 rules in 9 ms. Remains 313 /313 variables (removed 0) and now considering 257/257 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 765 ms. Remains : 313/314 places, 257/271 transitions.
Discarding 9 transitions out of 257. Remains 248
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 229 resets, run finished after 414 ms. (steps per millisecond=24 ) properties (out of 247) seen :61
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=9 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 186) seen :0
Running SMT prover for 186 properties.
// Phase 1: matrix 257 rows 313 cols
[2023-03-21 16:05:11] [INFO ] Computed 58 place invariants in 11 ms
[2023-03-21 16:05:13] [INFO ] [Real]Absence check using 33 positive place invariants in 7 ms returned sat
[2023-03-21 16:05:13] [INFO ] [Real]Absence check using 33 positive and 25 generalized place invariants in 21 ms returned sat
[2023-03-21 16:05:14] [INFO ] After 2244ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:186
[2023-03-21 16:05:15] [INFO ] [Nat]Absence check using 33 positive place invariants in 6 ms returned sat
[2023-03-21 16:05:15] [INFO ] [Nat]Absence check using 33 positive and 25 generalized place invariants in 52 ms returned sat
[2023-03-21 16:05:39] [INFO ] After 18559ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :185
[2023-03-21 16:05:39] [INFO ] After 18561ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :185
Attempting to minimize the solution found.
Minimization took 1 ms.
[2023-03-21 16:05:39] [INFO ] After 25014ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :185
Fused 186 Parikh solutions to 50 different solutions.
Parikh walk visited 60 properties in 4416 ms.
Support contains 131 out of 313 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 313/313 places, 257/257 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 313 transition count 255
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 312 transition count 254
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 312 transition count 254
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 8 place count 312 transition count 254
Applied a total of 8 rules in 71 ms. Remains 312 /313 variables (removed 1) and now considering 254/257 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 312/313 places, 254/257 transitions.
Incomplete random walk after 1000000 steps, including 13504 resets, run finished after 25754 ms. (steps per millisecond=38 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10000 steps, including 14 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 126) seen :0
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 126) seen :0
Probabilistic random walk after 10000001 steps, saw 1268363 distinct states, run finished after 52419 ms. (steps per millisecond=190 ) properties seen :0
Running SMT prover for 126 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:07:05] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:07:06] [INFO ] [Real]Absence check using 36 positive place invariants in 7 ms returned sat
[2023-03-21 16:07:06] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 23 ms returned sat
[2023-03-21 16:07:06] [INFO ] After 1424ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:126
[2023-03-21 16:07:07] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:07:07] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 136 ms returned sat
[2023-03-21 16:07:11] [INFO ] After 3395ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :126
[2023-03-21 16:07:11] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:07:15] [INFO ] After 3521ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :126
[2023-03-21 16:07:15] [INFO ] Deduced a trap composed of 17 places in 73 ms of which 3 ms to minimize.
[2023-03-21 16:07:15] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 1 ms to minimize.
[2023-03-21 16:07:15] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 0 ms to minimize.
[2023-03-21 16:07:15] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 233 ms
[2023-03-21 16:07:20] [INFO ] After 8411ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :126
Attempting to minimize the solution found.
Minimization took 4372 ms.
[2023-03-21 16:07:24] [INFO ] After 17902ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :126
Parikh walk visited 101 properties in 30115 ms.
Support contains 30 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 32 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 312/312 places, 254/254 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 12 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
[2023-03-21 16:07:54] [INFO ] Invariant cache hit.
[2023-03-21 16:07:55] [INFO ] Implicit Places using invariants in 162 ms returned []
[2023-03-21 16:07:55] [INFO ] Invariant cache hit.
[2023-03-21 16:07:55] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:07:55] [INFO ] Implicit Places using invariants and state equation in 317 ms returned []
Implicit Place search using SMT with State Equation took 481 ms to find 0 implicit places.
[2023-03-21 16:07:55] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-21 16:07:55] [INFO ] Invariant cache hit.
[2023-03-21 16:07:55] [INFO ] Dead Transitions using invariants and state equation in 133 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 644 ms. Remains : 312/312 places, 254/254 transitions.
Incomplete random walk after 100000 steps, including 1361 resets, run finished after 2557 ms. (steps per millisecond=39 ) properties (out of 30) seen :5
Running SMT prover for 25 properties.
[2023-03-21 16:07:58] [INFO ] Invariant cache hit.
[2023-03-21 16:07:58] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:07:58] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 17 ms returned sat
[2023-03-21 16:07:58] [INFO ] After 130ms SMT Verify possible using state equation in real domain returned unsat :0 sat :25
[2023-03-21 16:07:58] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:07:58] [INFO ] After 47ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :25
[2023-03-21 16:07:58] [INFO ] Deduced a trap composed of 23 places in 67 ms of which 4 ms to minimize.
[2023-03-21 16:07:58] [INFO ] Deduced a trap composed of 18 places in 70 ms of which 0 ms to minimize.
[2023-03-21 16:07:58] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 0 ms to minimize.
[2023-03-21 16:07:58] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 260 ms
[2023-03-21 16:07:58] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
[2023-03-21 16:07:59] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 0 ms to minimize.
[2023-03-21 16:07:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 126 ms
[2023-03-21 16:07:59] [INFO ] After 960ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-21 16:07:59] [INFO ] After 1174ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-21 16:07:59] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:07:59] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 96 ms returned sat
[2023-03-21 16:07:59] [INFO ] After 307ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :25
[2023-03-21 16:07:59] [INFO ] After 48ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :25
[2023-03-21 16:08:00] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 0 ms to minimize.
[2023-03-21 16:08:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 71 ms
[2023-03-21 16:08:00] [INFO ] After 605ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :25
Attempting to minimize the solution found.
Minimization took 53 ms.
[2023-03-21 16:08:00] [INFO ] After 1181ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :25
Incomplete random walk after 1000000 steps, including 13472 resets, run finished after 24240 ms. (steps per millisecond=41 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 234 resets, run finished after 530 ms. (steps per millisecond=188 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 218 resets, run finished after 518 ms. (steps per millisecond=193 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 226 resets, run finished after 540 ms. (steps per millisecond=185 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 233 resets, run finished after 524 ms. (steps per millisecond=190 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 228 resets, run finished after 523 ms. (steps per millisecond=191 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 220 resets, run finished after 530 ms. (steps per millisecond=188 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 226 resets, run finished after 532 ms. (steps per millisecond=187 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 173 resets, run finished after 548 ms. (steps per millisecond=182 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 177 resets, run finished after 553 ms. (steps per millisecond=180 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 180 resets, run finished after 554 ms. (steps per millisecond=180 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 168 resets, run finished after 546 ms. (steps per millisecond=183 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 162 resets, run finished after 547 ms. (steps per millisecond=182 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 177 resets, run finished after 558 ms. (steps per millisecond=179 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 727 resets, run finished after 755 ms. (steps per millisecond=132 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 731 resets, run finished after 753 ms. (steps per millisecond=132 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 726 resets, run finished after 760 ms. (steps per millisecond=131 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 727 resets, run finished after 740 ms. (steps per millisecond=135 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 730 resets, run finished after 744 ms. (steps per millisecond=134 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 730 resets, run finished after 750 ms. (steps per millisecond=133 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 725 resets, run finished after 746 ms. (steps per millisecond=134 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 729 resets, run finished after 748 ms. (steps per millisecond=133 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 727 resets, run finished after 746 ms. (steps per millisecond=134 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 242 resets, run finished after 553 ms. (steps per millisecond=180 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 248 resets, run finished after 553 ms. (steps per millisecond=180 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 251 resets, run finished after 556 ms. (steps per millisecond=179 ) properties (out of 25) seen :0
Interrupted probabilistic random walk after 26290288 steps, run timeout after 117001 ms. (steps per millisecond=224 ) properties seen :{}
Probabilistic random walk after 26290288 steps, saw 3169463 distinct states, run finished after 117005 ms. (steps per millisecond=224 ) properties seen :0
Running SMT prover for 25 properties.
[2023-03-21 16:10:37] [INFO ] Invariant cache hit.
[2023-03-21 16:10:37] [INFO ] [Real]Absence check using 36 positive place invariants in 7 ms returned sat
[2023-03-21 16:10:37] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 19 ms returned sat
[2023-03-21 16:10:37] [INFO ] After 338ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-21 16:10:37] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:10:37] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 125 ms returned sat
[2023-03-21 16:10:39] [INFO ] After 1691ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :25
[2023-03-21 16:10:39] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:10:40] [INFO ] After 1223ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :25
[2023-03-21 16:10:41] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 1 ms to minimize.
[2023-03-21 16:10:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
[2023-03-21 16:10:41] [INFO ] Deduced a trap composed of 17 places in 69 ms of which 1 ms to minimize.
[2023-03-21 16:10:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 100 ms
[2023-03-21 16:10:42] [INFO ] After 3171ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :25
Attempting to minimize the solution found.
Minimization took 1388 ms.
[2023-03-21 16:10:44] [INFO ] After 6839ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :25
Parikh walk visited 0 properties in 12127 ms.
Support contains 30 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 312/312 places, 254/254 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 14 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
[2023-03-21 16:10:56] [INFO ] Invariant cache hit.
[2023-03-21 16:10:56] [INFO ] Implicit Places using invariants in 151 ms returned []
[2023-03-21 16:10:56] [INFO ] Invariant cache hit.
[2023-03-21 16:10:56] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:10:56] [INFO ] Implicit Places using invariants and state equation in 313 ms returned []
Implicit Place search using SMT with State Equation took 466 ms to find 0 implicit places.
[2023-03-21 16:10:56] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-21 16:10:56] [INFO ] Invariant cache hit.
[2023-03-21 16:10:57] [INFO ] Dead Transitions using invariants and state equation in 134 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 622 ms. Remains : 312/312 places, 254/254 transitions.
Incomplete random walk after 100000 steps, including 1350 resets, run finished after 2269 ms. (steps per millisecond=44 ) properties (out of 30) seen :5
Running SMT prover for 25 properties.
[2023-03-21 16:10:59] [INFO ] Invariant cache hit.
[2023-03-21 16:10:59] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:10:59] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 17 ms returned sat
[2023-03-21 16:10:59] [INFO ] After 128ms SMT Verify possible using state equation in real domain returned unsat :0 sat :25
[2023-03-21 16:10:59] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:10:59] [INFO ] After 46ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :25
[2023-03-21 16:10:59] [INFO ] Deduced a trap composed of 23 places in 61 ms of which 1 ms to minimize.
[2023-03-21 16:10:59] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 0 ms to minimize.
[2023-03-21 16:10:59] [INFO ] Deduced a trap composed of 18 places in 59 ms of which 1 ms to minimize.
[2023-03-21 16:10:59] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 244 ms
[2023-03-21 16:11:00] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 1 ms to minimize.
[2023-03-21 16:11:00] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 1 ms to minimize.
[2023-03-21 16:11:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 127 ms
[2023-03-21 16:11:00] [INFO ] After 946ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-21 16:11:00] [INFO ] After 1157ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-21 16:11:00] [INFO ] [Nat]Absence check using 36 positive place invariants in 15 ms returned sat
[2023-03-21 16:11:00] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 96 ms returned sat
[2023-03-21 16:11:01] [INFO ] After 320ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :25
[2023-03-21 16:11:01] [INFO ] After 50ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :25
[2023-03-21 16:11:01] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 1 ms to minimize.
[2023-03-21 16:11:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 76 ms
[2023-03-21 16:11:01] [INFO ] After 630ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :25
Attempting to minimize the solution found.
Minimization took 50 ms.
[2023-03-21 16:11:01] [INFO ] After 1232ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :25
Incomplete random walk after 10000 steps, including 134 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1631469 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :{}
Probabilistic random walk after 1631469 steps, saw 228964 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-21 16:11:04] [INFO ] Invariant cache hit.
[2023-03-21 16:11:04] [INFO ] [Real]Absence check using 36 positive place invariants in 17 ms returned sat
[2023-03-21 16:11:04] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 18 ms returned sat
[2023-03-21 16:11:04] [INFO ] After 106ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:04] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:05] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 117 ms returned sat
[2023-03-21 16:11:05] [INFO ] After 246ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:05] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:05] [INFO ] After 16ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:05] [INFO ] Deduced a trap composed of 12 places in 64 ms of which 1 ms to minimize.
[2023-03-21 16:11:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
[2023-03-21 16:11:05] [INFO ] After 127ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-21 16:11:05] [INFO ] After 567ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 2513 steps, including 2 resets, run visited all 1 properties in 11 ms. (steps per millisecond=228 )
Parikh walk visited 1 properties in 10 ms.
Finished random walk after 536 steps, including 8 resets, run visited all 1 properties in 2 ms. (steps per millisecond=268 )
Finished random walk after 62 steps, including 1 resets, run visited all 1 properties in 1 ms. (steps per millisecond=62 )
Incomplete random walk after 10000 steps, including 130 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1620065 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :{}
Probabilistic random walk after 1620065 steps, saw 227277 distinct states, run finished after 3001 ms. (steps per millisecond=539 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-21 16:11:08] [INFO ] Invariant cache hit.
[2023-03-21 16:11:08] [INFO ] [Real]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:11:08] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 18 ms returned sat
[2023-03-21 16:11:08] [INFO ] After 86ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:08] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:08] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 100 ms returned sat
[2023-03-21 16:11:09] [INFO ] After 434ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:09] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:09] [INFO ] After 22ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:09] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 1 ms to minimize.
[2023-03-21 16:11:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2023-03-21 16:11:09] [INFO ] After 144ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-21 16:11:09] [INFO ] After 868ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 16 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 37 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 139 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1640991 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :{}
Probabilistic random walk after 1640991 steps, saw 230199 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:12] [INFO ] Computed 60 place invariants in 11 ms
[2023-03-21 16:11:12] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:12] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:11:12] [INFO ] After 66ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:12] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:12] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 51 ms returned sat
[2023-03-21 16:11:12] [INFO ] After 175ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:12] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:12] [INFO ] After 27ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:12] [INFO ] After 45ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:11:12] [INFO ] After 370ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 16 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:11:13] [INFO ] Invariant cache hit.
[2023-03-21 16:11:13] [INFO ] Implicit Places using invariants in 151 ms returned []
[2023-03-21 16:11:13] [INFO ] Invariant cache hit.
[2023-03-21 16:11:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:13] [INFO ] Implicit Places using invariants and state equation in 364 ms returned []
Implicit Place search using SMT with State Equation took 517 ms to find 0 implicit places.
[2023-03-21 16:11:13] [INFO ] Redundant transitions in 4 ms returned []
[2023-03-21 16:11:13] [INFO ] Invariant cache hit.
[2023-03-21 16:11:13] [INFO ] Dead Transitions using invariants and state equation in 134 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 669 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 16 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:13] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:11:13] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:13] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:11:13] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:13] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:13] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 51 ms returned sat
[2023-03-21 16:11:14] [INFO ] After 169ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:14] [INFO ] Deduced a trap composed of 11 places in 70 ms of which 1 ms to minimize.
[2023-03-21 16:11:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 100 ms
[2023-03-21 16:11:14] [INFO ] After 278ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:11:14] [INFO ] After 430ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 130 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1667693 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :{}
Probabilistic random walk after 1667693 steps, saw 233954 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:11:17] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:11:17] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:11:17] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2023-03-21 16:11:17] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:17] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:17] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 175 ms returned sat
[2023-03-21 16:11:17] [INFO ] After 141ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:17] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:17] [INFO ] After 50ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:17] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-21 16:11:17] [INFO ] After 456ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 23 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 143 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1666958 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :{}
Probabilistic random walk after 1666958 steps, saw 233871 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:20] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:11:20] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:11:20] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 20 ms returned sat
[2023-03-21 16:11:20] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:20] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:21] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 115 ms returned sat
[2023-03-21 16:11:21] [INFO ] After 202ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:21] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:21] [INFO ] After 12ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:21] [INFO ] Deduced a trap composed of 11 places in 68 ms of which 0 ms to minimize.
[2023-03-21 16:11:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 90 ms
[2023-03-21 16:11:21] [INFO ] After 110ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:11:21] [INFO ] After 510ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 2417 steps, including 2 resets, run visited all 1 properties in 8 ms. (steps per millisecond=302 )
Parikh walk visited 1 properties in 7 ms.
Incomplete random walk after 10000 steps, including 138 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1669553 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :{}
Probabilistic random walk after 1669553 steps, saw 234207 distinct states, run finished after 3001 ms. (steps per millisecond=556 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:11:24] [INFO ] Computed 60 place invariants in 9 ms
[2023-03-21 16:11:24] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:11:24] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:11:24] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:24] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:11:24] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 176 ms returned sat
[2023-03-21 16:11:28] [INFO ] After 3506ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:28] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:28] [INFO ] After 35ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:28] [INFO ] After 69ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-21 16:11:28] [INFO ] After 3845ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 19 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 23 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 138 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1677797 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :{}
Probabilistic random walk after 1677797 steps, saw 235299 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:31] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:11:31] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:31] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:11:31] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:31] [INFO ] [Nat]Absence check using 36 positive place invariants in 7 ms returned sat
[2023-03-21 16:11:31] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 108 ms returned sat
[2023-03-21 16:11:31] [INFO ] After 170ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:31] [INFO ] After 15ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:31] [INFO ] After 33ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:11:31] [INFO ] After 387ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 7 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 6 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:11:31] [INFO ] Invariant cache hit.
[2023-03-21 16:11:32] [INFO ] Implicit Places using invariants in 164 ms returned []
[2023-03-21 16:11:32] [INFO ] Invariant cache hit.
[2023-03-21 16:11:32] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:32] [INFO ] Implicit Places using invariants and state equation in 342 ms returned []
Implicit Place search using SMT with State Equation took 507 ms to find 0 implicit places.
[2023-03-21 16:11:32] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-21 16:11:32] [INFO ] Invariant cache hit.
[2023-03-21 16:11:32] [INFO ] Dead Transitions using invariants and state equation in 131 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 652 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 12 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:32] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:11:32] [INFO ] [Real]Absence check using 36 positive place invariants in 9 ms returned sat
[2023-03-21 16:11:32] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 17 ms returned sat
[2023-03-21 16:11:32] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:32] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:32] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 105 ms returned sat
[2023-03-21 16:11:33] [INFO ] After 143ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:33] [INFO ] Deduced a trap composed of 12 places in 63 ms of which 0 ms to minimize.
[2023-03-21 16:11:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 86 ms
[2023-03-21 16:11:33] [INFO ] After 239ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:11:33] [INFO ] After 412ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 136 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1676085 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :{}
Probabilistic random walk after 1676085 steps, saw 235093 distinct states, run finished after 3001 ms. (steps per millisecond=558 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:11:36] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:11:36] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:36] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 25 ms returned sat
[2023-03-21 16:11:36] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:36] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:36] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 77 ms returned sat
[2023-03-21 16:11:36] [INFO ] After 350ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:36] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:36] [INFO ] After 33ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:36] [INFO ] After 56ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-21 16:11:36] [INFO ] After 584ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 19 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 129 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1673443 steps, run timeout after 3001 ms. (steps per millisecond=557 ) properties seen :{}
Probabilistic random walk after 1673443 steps, saw 234737 distinct states, run finished after 3001 ms. (steps per millisecond=557 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:39] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:11:39] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:39] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:11:40] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:40] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:40] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 107 ms returned sat
[2023-03-21 16:11:40] [INFO ] After 216ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:40] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:40] [INFO ] After 17ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:40] [INFO ] After 47ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-21 16:11:40] [INFO ] After 478ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 2257 steps, including 2 resets, run visited all 1 properties in 8 ms. (steps per millisecond=282 )
Parikh walk visited 1 properties in 7 ms.
Incomplete random walk after 10000 steps, including 134 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1670136 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :{}
Probabilistic random walk after 1670136 steps, saw 234274 distinct states, run finished after 3001 ms. (steps per millisecond=556 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:11:43] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:11:43] [INFO ] [Real]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:11:43] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 18 ms returned sat
[2023-03-21 16:11:43] [INFO ] After 101ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:43] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:43] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 68 ms returned sat
[2023-03-21 16:11:44] [INFO ] After 243ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:44] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:44] [INFO ] After 14ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:44] [INFO ] Deduced a trap composed of 12 places in 65 ms of which 1 ms to minimize.
[2023-03-21 16:11:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 86 ms
[2023-03-21 16:11:44] [INFO ] After 108ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:11:44] [INFO ] After 540ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 24 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 142 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1665190 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :{}
Probabilistic random walk after 1665190 steps, saw 233645 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:47] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:11:47] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:47] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2023-03-21 16:11:47] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:47] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:47] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 105 ms returned sat
[2023-03-21 16:11:47] [INFO ] After 163ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:47] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:47] [INFO ] After 16ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:47] [INFO ] After 33ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 22 ms.
[2023-03-21 16:11:47] [INFO ] After 386ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 5 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 5 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:11:47] [INFO ] Invariant cache hit.
[2023-03-21 16:11:47] [INFO ] Implicit Places using invariants in 147 ms returned []
[2023-03-21 16:11:47] [INFO ] Invariant cache hit.
[2023-03-21 16:11:48] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:48] [INFO ] Implicit Places using invariants and state equation in 379 ms returned []
Implicit Place search using SMT with State Equation took 532 ms to find 0 implicit places.
[2023-03-21 16:11:48] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:11:48] [INFO ] Invariant cache hit.
[2023-03-21 16:11:48] [INFO ] Dead Transitions using invariants and state equation in 123 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 667 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 11 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:48] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:11:48] [INFO ] [Real]Absence check using 36 positive place invariants in 3 ms returned sat
[2023-03-21 16:11:48] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2023-03-21 16:11:48] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:48] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:48] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 105 ms returned sat
[2023-03-21 16:11:48] [INFO ] After 138ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:48] [INFO ] After 156ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:11:48] [INFO ] After 325ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 133 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1676788 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :{}
Probabilistic random walk after 1676788 steps, saw 235189 distinct states, run finished after 3001 ms. (steps per millisecond=558 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:11:51] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:11:51] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:51] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2023-03-21 16:11:51] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:51] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:52] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 71 ms returned sat
[2023-03-21 16:11:52] [INFO ] After 247ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:52] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:52] [INFO ] After 23ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:52] [INFO ] After 44ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-21 16:11:52] [INFO ] After 462ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 2346 steps, including 2 resets, run visited all 1 properties in 11 ms. (steps per millisecond=213 )
Parikh walk visited 1 properties in 10 ms.
Incomplete random walk after 10000 steps, including 140 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1646003 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :{}
Probabilistic random walk after 1646003 steps, saw 230884 distinct states, run finished after 3001 ms. (steps per millisecond=548 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-21 16:11:55] [INFO ] Invariant cache hit.
[2023-03-21 16:11:55] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:11:55] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 17 ms returned sat
[2023-03-21 16:11:55] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:55] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:11:55] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 171 ms returned sat
[2023-03-21 16:11:56] [INFO ] After 397ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:56] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:56] [INFO ] After 22ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:56] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-21 16:11:56] [INFO ] After 708ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 15 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 134 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1660889 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :{}
Probabilistic random walk after 1660889 steps, saw 233017 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:11:59] [INFO ] Computed 60 place invariants in 2 ms
[2023-03-21 16:11:59] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:11:59] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:11:59] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:11:59] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:11:59] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 95 ms returned sat
[2023-03-21 16:11:59] [INFO ] After 134ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:59] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:11:59] [INFO ] After 15ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:11:59] [INFO ] After 34ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:11:59] [INFO ] After 334ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 2490 steps, including 2 resets, run visited all 1 properties in 7 ms. (steps per millisecond=355 )
Parikh walk visited 1 properties in 6 ms.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Incomplete random walk after 10000 steps, including 137 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1673563 steps, run timeout after 3001 ms. (steps per millisecond=557 ) properties seen :{}
Probabilistic random walk after 1673563 steps, saw 234752 distinct states, run finished after 3001 ms. (steps per millisecond=557 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:12:02] [INFO ] Computed 60 place invariants in 9 ms
[2023-03-21 16:12:02] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:12:02] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:12:02] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:02] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:02] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 28 ms returned sat
[2023-03-21 16:12:03] [INFO ] After 239ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:03] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:03] [INFO ] After 17ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:03] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:12:03] [INFO ] After 384ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 14 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 131 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1675216 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :{}
Probabilistic random walk after 1675216 steps, saw 234963 distinct states, run finished after 3001 ms. (steps per millisecond=558 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:06] [INFO ] Computed 60 place invariants in 7 ms
[2023-03-21 16:12:06] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:06] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:06] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:06] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:06] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 93 ms returned sat
[2023-03-21 16:12:06] [INFO ] After 160ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:06] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:06] [INFO ] After 23ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:06] [INFO ] After 40ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-21 16:12:06] [INFO ] After 381ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 5 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:12:06] [INFO ] Invariant cache hit.
[2023-03-21 16:12:06] [INFO ] Implicit Places using invariants in 155 ms returned []
[2023-03-21 16:12:06] [INFO ] Invariant cache hit.
[2023-03-21 16:12:07] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:07] [INFO ] Implicit Places using invariants and state equation in 341 ms returned []
Implicit Place search using SMT with State Equation took 507 ms to find 0 implicit places.
[2023-03-21 16:12:07] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:12:07] [INFO ] Invariant cache hit.
[2023-03-21 16:12:07] [INFO ] Dead Transitions using invariants and state equation in 117 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 645 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 9 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:07] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:12:07] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:07] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:07] [INFO ] After 61ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:07] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:07] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 95 ms returned sat
[2023-03-21 16:12:07] [INFO ] After 160ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:07] [INFO ] Deduced a trap composed of 5 places in 34 ms of which 0 ms to minimize.
[2023-03-21 16:12:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2023-03-21 16:12:07] [INFO ] After 224ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:12:07] [INFO ] After 397ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 131 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1680414 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :{}
Probabilistic random walk after 1680414 steps, saw 235651 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:12:10] [INFO ] Computed 60 place invariants in 9 ms
[2023-03-21 16:12:10] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:11] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 20 ms returned sat
[2023-03-21 16:12:11] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:11] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:11] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 99 ms returned sat
[2023-03-21 16:12:11] [INFO ] After 217ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:11] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:11] [INFO ] After 47ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:11] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2023-03-21 16:12:11] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 0 ms to minimize.
[2023-03-21 16:12:11] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
[2023-03-21 16:12:11] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 209 ms
[2023-03-21 16:12:11] [INFO ] After 264ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:12:11] [INFO ] After 694ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 17 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 14 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 136 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1703940 steps, run timeout after 3001 ms. (steps per millisecond=567 ) properties seen :{}
Probabilistic random walk after 1703940 steps, saw 238716 distinct states, run finished after 3001 ms. (steps per millisecond=567 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:14] [INFO ] Computed 60 place invariants in 10 ms
[2023-03-21 16:12:14] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:14] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2023-03-21 16:12:14] [INFO ] After 66ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:14] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:14] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 93 ms returned sat
[2023-03-21 16:12:15] [INFO ] After 201ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:15] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:15] [INFO ] After 20ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:15] [INFO ] Deduced a trap composed of 20 places in 62 ms of which 0 ms to minimize.
[2023-03-21 16:12:15] [INFO ] Deduced a trap composed of 15 places in 66 ms of which 0 ms to minimize.
[2023-03-21 16:12:15] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 1 ms to minimize.
[2023-03-21 16:12:15] [INFO ] Deduced a trap composed of 18 places in 59 ms of which 1 ms to minimize.
[2023-03-21 16:12:15] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 299 ms
[2023-03-21 16:12:15] [INFO ] After 326ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-21 16:12:15] [INFO ] After 698ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:12:15] [INFO ] Invariant cache hit.
[2023-03-21 16:12:15] [INFO ] Implicit Places using invariants in 146 ms returned []
[2023-03-21 16:12:15] [INFO ] Invariant cache hit.
[2023-03-21 16:12:15] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:16] [INFO ] Implicit Places using invariants and state equation in 344 ms returned []
Implicit Place search using SMT with State Equation took 490 ms to find 0 implicit places.
[2023-03-21 16:12:16] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:12:16] [INFO ] Invariant cache hit.
[2023-03-21 16:12:16] [INFO ] Dead Transitions using invariants and state equation in 121 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 622 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:16] [INFO ] Computed 60 place invariants in 4 ms
[2023-03-21 16:12:16] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:16] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:16] [INFO ] After 66ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:16] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:16] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 94 ms returned sat
[2023-03-21 16:12:16] [INFO ] After 140ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:16] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 1 ms to minimize.
[2023-03-21 16:12:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 56 ms
[2023-03-21 16:12:16] [INFO ] After 205ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-21 16:12:16] [INFO ] After 370ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 122 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1689149 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :{}
Probabilistic random walk after 1689149 steps, saw 236865 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:12:19] [INFO ] Computed 60 place invariants in 7 ms
[2023-03-21 16:12:19] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:19] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:12:19] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:19] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:19] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 91 ms returned sat
[2023-03-21 16:12:20] [INFO ] After 283ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:20] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:20] [INFO ] After 17ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:20] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 1 ms to minimize.
[2023-03-21 16:12:20] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 1 ms to minimize.
[2023-03-21 16:12:20] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 0 ms to minimize.
[2023-03-21 16:12:20] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 187 ms
[2023-03-21 16:12:20] [INFO ] After 210ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:12:20] [INFO ] After 676ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 141 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1664493 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :{}
Probabilistic random walk after 1664493 steps, saw 233561 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:23] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:12:23] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:12:23] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:23] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:23] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:23] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 94 ms returned sat
[2023-03-21 16:12:23] [INFO ] After 220ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:23] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:24] [INFO ] After 53ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:24] [INFO ] After 74ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-21 16:12:24] [INFO ] After 460ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 2343 steps, including 2 resets, run visited all 1 properties in 7 ms. (steps per millisecond=334 )
Parikh walk visited 1 properties in 6 ms.
Incomplete random walk after 10000 steps, including 137 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1670775 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :{}
Probabilistic random walk after 1670775 steps, saw 234354 distinct states, run finished after 3001 ms. (steps per millisecond=556 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:12:27] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:12:27] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:12:27] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:12:27] [INFO ] After 74ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:27] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:12:27] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 99 ms returned sat
[2023-03-21 16:12:27] [INFO ] After 231ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:27] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:27] [INFO ] After 21ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:27] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 0 ms to minimize.
[2023-03-21 16:12:27] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 0 ms to minimize.
[2023-03-21 16:12:27] [INFO ] Deduced a trap composed of 21 places in 47 ms of which 0 ms to minimize.
[2023-03-21 16:12:27] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 189 ms
[2023-03-21 16:12:27] [INFO ] After 219ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:12:27] [INFO ] After 654ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 143 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1665462 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :{}
Probabilistic random walk after 1665462 steps, saw 233680 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:30] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:12:30] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:12:30] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 20 ms returned sat
[2023-03-21 16:12:30] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:31] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:31] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 100 ms returned sat
[2023-03-21 16:12:31] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:31] [INFO ] After 56ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:31] [INFO ] After 73ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-21 16:12:31] [INFO ] After 374ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 5 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:12:31] [INFO ] Invariant cache hit.
[2023-03-21 16:12:31] [INFO ] Implicit Places using invariants in 146 ms returned []
[2023-03-21 16:12:31] [INFO ] Invariant cache hit.
[2023-03-21 16:12:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:31] [INFO ] Implicit Places using invariants and state equation in 350 ms returned []
Implicit Place search using SMT with State Equation took 496 ms to find 0 implicit places.
[2023-03-21 16:12:31] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 16:12:31] [INFO ] Invariant cache hit.
[2023-03-21 16:12:31] [INFO ] Dead Transitions using invariants and state equation in 114 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 623 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 9 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:31] [INFO ] Computed 60 place invariants in 2 ms
[2023-03-21 16:12:32] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:32] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:32] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:32] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:12:32] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 95 ms returned sat
[2023-03-21 16:12:32] [INFO ] After 142ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:32] [INFO ] After 161ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:12:32] [INFO ] After 335ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 136 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1662215 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :{}
Probabilistic random walk after 1662215 steps, saw 233243 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:12:35] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:12:35] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:35] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 24 ms returned sat
[2023-03-21 16:12:35] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:35] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:35] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 91 ms returned sat
[2023-03-21 16:12:35] [INFO ] After 202ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:35] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:35] [INFO ] After 32ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:36] [INFO ] After 49ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-21 16:12:36] [INFO ] After 492ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 23 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 139 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1660992 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :{}
Probabilistic random walk after 1660992 steps, saw 233029 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:39] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:12:39] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:39] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:39] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:39] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:12:39] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 96 ms returned sat
[2023-03-21 16:12:39] [INFO ] After 220ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:39] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:39] [INFO ] After 53ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:39] [INFO ] After 75ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-21 16:12:39] [INFO ] After 459ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 16 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:12:39] [INFO ] Invariant cache hit.
[2023-03-21 16:12:39] [INFO ] Implicit Places using invariants in 146 ms returned []
[2023-03-21 16:12:39] [INFO ] Invariant cache hit.
[2023-03-21 16:12:39] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:40] [INFO ] Implicit Places using invariants and state equation in 345 ms returned []
Implicit Place search using SMT with State Equation took 492 ms to find 0 implicit places.
[2023-03-21 16:12:40] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-21 16:12:40] [INFO ] Invariant cache hit.
[2023-03-21 16:12:40] [INFO ] Dead Transitions using invariants and state equation in 119 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 621 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:40] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:12:40] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:40] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:40] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:40] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:40] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 94 ms returned sat
[2023-03-21 16:12:40] [INFO ] After 276ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:40] [INFO ] Deduced a trap composed of 55 places in 42 ms of which 0 ms to minimize.
[2023-03-21 16:12:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 64 ms
[2023-03-21 16:12:40] [INFO ] After 348ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-21 16:12:40] [INFO ] After 515ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 135 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1665270 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :{}
Probabilistic random walk after 1665270 steps, saw 233663 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:12:43] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:12:43] [INFO ] [Real]Absence check using 36 positive place invariants in 7 ms returned sat
[2023-03-21 16:12:44] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2023-03-21 16:12:44] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:44] [INFO ] [Nat]Absence check using 36 positive place invariants in 7 ms returned sat
[2023-03-21 16:12:44] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 99 ms returned sat
[2023-03-21 16:12:44] [INFO ] After 161ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:44] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:44] [INFO ] After 12ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:44] [INFO ] After 30ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-21 16:12:44] [INFO ] After 361ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 134 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1666862 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :{}
Probabilistic random walk after 1666862 steps, saw 233847 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:47] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:12:47] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:47] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:47] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:47] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:47] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 36 ms returned sat
[2023-03-21 16:12:47] [INFO ] After 113ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:47] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:47] [INFO ] After 52ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:47] [INFO ] Deduced a trap composed of 14 places in 65 ms of which 1 ms to minimize.
[2023-03-21 16:12:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 87 ms
[2023-03-21 16:12:47] [INFO ] After 151ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:12:47] [INFO ] After 367ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:12:47] [INFO ] Invariant cache hit.
[2023-03-21 16:12:48] [INFO ] Implicit Places using invariants in 144 ms returned []
[2023-03-21 16:12:48] [INFO ] Invariant cache hit.
[2023-03-21 16:12:48] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:48] [INFO ] Implicit Places using invariants and state equation in 343 ms returned []
Implicit Place search using SMT with State Equation took 487 ms to find 0 implicit places.
[2023-03-21 16:12:48] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:12:48] [INFO ] Invariant cache hit.
[2023-03-21 16:12:48] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 613 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 11 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:48] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:12:48] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:48] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:48] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:48] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:48] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 33 ms returned sat
[2023-03-21 16:12:48] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:48] [INFO ] After 143ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-21 16:12:48] [INFO ] After 247ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Incomplete random walk after 10000 steps, including 132 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1680155 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :{}
Probabilistic random walk after 1680155 steps, saw 235609 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:12:51] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:12:51] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:51] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2023-03-21 16:12:52] [INFO ] After 238ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:52] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:12:52] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 103 ms returned sat
[2023-03-21 16:12:52] [INFO ] After 220ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:52] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:52] [INFO ] After 17ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:52] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:12:52] [INFO ] After 468ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 138 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1681964 steps, run timeout after 3001 ms. (steps per millisecond=560 ) properties seen :{}
Probabilistic random walk after 1681964 steps, saw 235831 distinct states, run finished after 3002 ms. (steps per millisecond=560 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:55] [INFO ] Computed 60 place invariants in 13 ms
[2023-03-21 16:12:55] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:55] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2023-03-21 16:12:55] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:55] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:12:55] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 29 ms returned sat
[2023-03-21 16:12:55] [INFO ] After 118ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:55] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:55] [INFO ] After 13ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:55] [INFO ] After 30ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:12:56] [INFO ] After 261ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 17 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 5 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:12:56] [INFO ] Invariant cache hit.
[2023-03-21 16:12:56] [INFO ] Implicit Places using invariants in 156 ms returned []
[2023-03-21 16:12:56] [INFO ] Invariant cache hit.
[2023-03-21 16:12:56] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:12:56] [INFO ] Implicit Places using invariants and state equation in 356 ms returned []
Implicit Place search using SMT with State Equation took 514 ms to find 0 implicit places.
[2023-03-21 16:12:56] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:12:56] [INFO ] Invariant cache hit.
[2023-03-21 16:12:56] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 647 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:12:56] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:12:56] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:56] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:12:56] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:12:56] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:12:56] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:12:56] [INFO ] After 155ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:12:57] [INFO ] After 175ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:12:57] [INFO ] After 270ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 125 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1680130 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :{}
Probabilistic random walk after 1680130 steps, saw 235607 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:13:00] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:00] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:00] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2023-03-21 16:13:00] [INFO ] After 259ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:00] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:00] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 98 ms returned sat
[2023-03-21 16:13:00] [INFO ] After 189ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:00] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:00] [INFO ] After 11ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:00] [INFO ] After 29ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:13:00] [INFO ] After 392ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 137 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1684056 steps, run timeout after 3001 ms. (steps per millisecond=561 ) properties seen :{}
Probabilistic random walk after 1684056 steps, saw 236157 distinct states, run finished after 3001 ms. (steps per millisecond=561 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:03] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:03] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:03] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2023-03-21 16:13:03] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:03] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:03] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 27 ms returned sat
[2023-03-21 16:13:04] [INFO ] After 189ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:04] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:04] [INFO ] After 9ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:04] [INFO ] After 29ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-21 16:13:04] [INFO ] After 313ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:13:04] [INFO ] Invariant cache hit.
[2023-03-21 16:13:04] [INFO ] Implicit Places using invariants in 149 ms returned []
[2023-03-21 16:13:04] [INFO ] Invariant cache hit.
[2023-03-21 16:13:04] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:04] [INFO ] Implicit Places using invariants and state equation in 366 ms returned []
Implicit Place search using SMT with State Equation took 517 ms to find 0 implicit places.
[2023-03-21 16:13:04] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:13:04] [INFO ] Invariant cache hit.
[2023-03-21 16:13:04] [INFO ] Dead Transitions using invariants and state equation in 122 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 653 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:04] [INFO ] Computed 60 place invariants in 2 ms
[2023-03-21 16:13:04] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:04] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:13:04] [INFO ] After 75ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:04] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:05] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:13:05] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:05] [INFO ] After 148ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:13:05] [INFO ] After 250ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 133 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1674118 steps, run timeout after 3001 ms. (steps per millisecond=557 ) properties seen :{}
Probabilistic random walk after 1674118 steps, saw 234816 distinct states, run finished after 3001 ms. (steps per millisecond=557 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:13:08] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:08] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:08] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:13:08] [INFO ] After 88ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:08] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:08] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 98 ms returned sat
[2023-03-21 16:13:08] [INFO ] After 217ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:08] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:08] [INFO ] After 28ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:08] [INFO ] Deduced a trap composed of 16 places in 76 ms of which 0 ms to minimize.
[2023-03-21 16:13:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 101 ms
[2023-03-21 16:13:08] [INFO ] After 137ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-21 16:13:08] [INFO ] After 530ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 133 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1677511 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :{}
Probabilistic random walk after 1677511 steps, saw 235272 distinct states, run finished after 3001 ms. (steps per millisecond=558 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:11] [INFO ] Computed 60 place invariants in 7 ms
[2023-03-21 16:13:11] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:11] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2023-03-21 16:13:11] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:12] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:12] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 27 ms returned sat
[2023-03-21 16:13:12] [INFO ] After 129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:12] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:12] [INFO ] After 13ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:12] [INFO ] After 37ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:13:12] [INFO ] After 264ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:13:12] [INFO ] Invariant cache hit.
[2023-03-21 16:13:12] [INFO ] Implicit Places using invariants in 148 ms returned []
[2023-03-21 16:13:12] [INFO ] Invariant cache hit.
[2023-03-21 16:13:12] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:12] [INFO ] Implicit Places using invariants and state equation in 344 ms returned []
Implicit Place search using SMT with State Equation took 493 ms to find 0 implicit places.
[2023-03-21 16:13:12] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:13:12] [INFO ] Invariant cache hit.
[2023-03-21 16:13:12] [INFO ] Dead Transitions using invariants and state equation in 117 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 622 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:12] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:13:12] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:12] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 21 ms returned sat
[2023-03-21 16:13:12] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:13] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:13] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:13:13] [INFO ] After 127ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:13] [INFO ] After 146ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-21 16:13:13] [INFO ] After 251ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 139 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1680935 steps, run timeout after 3001 ms. (steps per millisecond=560 ) properties seen :{}
Probabilistic random walk after 1680935 steps, saw 235711 distinct states, run finished after 3001 ms. (steps per millisecond=560 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:13:16] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:16] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:16] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:13:16] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:16] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:16] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 98 ms returned sat
[2023-03-21 16:13:16] [INFO ] After 159ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:16] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:16] [INFO ] After 15ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:16] [INFO ] After 32ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:13:16] [INFO ] After 373ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 140 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1668987 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :{}
Probabilistic random walk after 1668987 steps, saw 234124 distinct states, run finished after 3001 ms. (steps per millisecond=556 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:19] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:19] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:19] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2023-03-21 16:13:19] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:19] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:19] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:13:20] [INFO ] After 209ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:20] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:20] [INFO ] After 18ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:20] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-21 16:13:20] [INFO ] After 352ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:13:20] [INFO ] Invariant cache hit.
[2023-03-21 16:13:20] [INFO ] Implicit Places using invariants in 154 ms returned []
[2023-03-21 16:13:20] [INFO ] Invariant cache hit.
[2023-03-21 16:13:20] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:20] [INFO ] Implicit Places using invariants and state equation in 343 ms returned []
Implicit Place search using SMT with State Equation took 499 ms to find 0 implicit places.
[2023-03-21 16:13:20] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-21 16:13:20] [INFO ] Invariant cache hit.
[2023-03-21 16:13:20] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 628 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 11 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:20] [INFO ] Computed 60 place invariants in 4 ms
[2023-03-21 16:13:20] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:20] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:13:20] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:21] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:21] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 29 ms returned sat
[2023-03-21 16:13:21] [INFO ] After 171ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:21] [INFO ] After 189ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-21 16:13:21] [INFO ] After 288ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 127 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1668324 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :{}
Probabilistic random walk after 1668324 steps, saw 234045 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:13:24] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:24] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:24] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 18 ms returned sat
[2023-03-21 16:13:24] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:24] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:24] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 98 ms returned sat
[2023-03-21 16:13:24] [INFO ] After 410ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:24] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:25] [INFO ] After 20ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:25] [INFO ] After 43ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:13:25] [INFO ] After 653ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 140 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1668888 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :{}
Probabilistic random walk after 1668888 steps, saw 234117 distinct states, run finished after 3001 ms. (steps per millisecond=556 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:28] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:28] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:28] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:13:28] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:28] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:28] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:13:28] [INFO ] After 141ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:28] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:28] [INFO ] After 11ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:28] [INFO ] After 33ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-21 16:13:28] [INFO ] After 281ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:13:28] [INFO ] Invariant cache hit.
[2023-03-21 16:13:28] [INFO ] Implicit Places using invariants in 153 ms returned []
[2023-03-21 16:13:28] [INFO ] Invariant cache hit.
[2023-03-21 16:13:28] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:28] [INFO ] Implicit Places using invariants and state equation in 340 ms returned []
Implicit Place search using SMT with State Equation took 494 ms to find 0 implicit places.
[2023-03-21 16:13:28] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:13:28] [INFO ] Invariant cache hit.
[2023-03-21 16:13:29] [INFO ] Dead Transitions using invariants and state equation in 127 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 632 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:29] [INFO ] Computed 60 place invariants in 2 ms
[2023-03-21 16:13:29] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:29] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:13:29] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:29] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:29] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 27 ms returned sat
[2023-03-21 16:13:29] [INFO ] After 153ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:29] [INFO ] After 182ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-21 16:13:29] [INFO ] After 296ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 136 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1676481 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :{}
Probabilistic random walk after 1676481 steps, saw 235142 distinct states, run finished after 3001 ms. (steps per millisecond=558 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:13:32] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:32] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:32] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:13:32] [INFO ] After 80ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:32] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:32] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 100 ms returned sat
[2023-03-21 16:13:33] [INFO ] After 177ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:33] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:33] [INFO ] After 10ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:33] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 1 ms to minimize.
[2023-03-21 16:13:33] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 0 ms to minimize.
[2023-03-21 16:13:33] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 162 ms
[2023-03-21 16:13:33] [INFO ] After 179ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:13:33] [INFO ] After 596ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 11 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 132 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1680374 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :{}
Probabilistic random walk after 1680374 steps, saw 235646 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:36] [INFO ] Computed 60 place invariants in 7 ms
[2023-03-21 16:13:36] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:36] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:13:36] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:36] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:36] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:13:36] [INFO ] After 248ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:36] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:36] [INFO ] After 22ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:36] [INFO ] After 41ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:13:36] [INFO ] After 409ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:13:36] [INFO ] Invariant cache hit.
[2023-03-21 16:13:36] [INFO ] Implicit Places using invariants in 167 ms returned []
[2023-03-21 16:13:36] [INFO ] Invariant cache hit.
[2023-03-21 16:13:37] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:37] [INFO ] Implicit Places using invariants and state equation in 356 ms returned []
Implicit Place search using SMT with State Equation took 524 ms to find 0 implicit places.
[2023-03-21 16:13:37] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:13:37] [INFO ] Invariant cache hit.
[2023-03-21 16:13:37] [INFO ] Dead Transitions using invariants and state equation in 124 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 658 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 7 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:37] [INFO ] Computed 60 place invariants in 4 ms
[2023-03-21 16:13:37] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:37] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2023-03-21 16:13:37] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:37] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:37] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:13:37] [INFO ] After 237ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:37] [INFO ] After 255ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-21 16:13:37] [INFO ] After 363ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 126 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1506198 steps, run timeout after 3001 ms. (steps per millisecond=501 ) properties seen :{}
Probabilistic random walk after 1506198 steps, saw 210393 distinct states, run finished after 3001 ms. (steps per millisecond=501 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:13:40] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:13:41] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:41] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:13:41] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:41] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:41] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 99 ms returned sat
[2023-03-21 16:13:41] [INFO ] After 250ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:41] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:41] [INFO ] After 15ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:41] [INFO ] After 40ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:13:41] [INFO ] After 511ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 143 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1507408 steps, run timeout after 3001 ms. (steps per millisecond=502 ) properties seen :{}
Probabilistic random walk after 1507408 steps, saw 210597 distinct states, run finished after 3002 ms. (steps per millisecond=502 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:44] [INFO ] Computed 60 place invariants in 7 ms
[2023-03-21 16:13:44] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:44] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:13:44] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:44] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:44] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 27 ms returned sat
[2023-03-21 16:13:44] [INFO ] After 167ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:44] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:44] [INFO ] After 18ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:44] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:13:45] [INFO ] After 323ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 3 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 3 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:13:45] [INFO ] Invariant cache hit.
[2023-03-21 16:13:45] [INFO ] Implicit Places using invariants in 154 ms returned []
[2023-03-21 16:13:45] [INFO ] Invariant cache hit.
[2023-03-21 16:13:45] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:45] [INFO ] Implicit Places using invariants and state equation in 339 ms returned []
Implicit Place search using SMT with State Equation took 493 ms to find 0 implicit places.
[2023-03-21 16:13:45] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:13:45] [INFO ] Invariant cache hit.
[2023-03-21 16:13:45] [INFO ] Dead Transitions using invariants and state equation in 122 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 625 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 10 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:45] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:13:45] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:45] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:13:45] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:45] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:45] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 33 ms returned sat
[2023-03-21 16:13:46] [INFO ] After 166ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:46] [INFO ] After 183ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-21 16:13:46] [INFO ] After 309ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 138 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1689771 steps, run timeout after 3001 ms. (steps per millisecond=563 ) properties seen :{}
Probabilistic random walk after 1689771 steps, saw 236944 distinct states, run finished after 3002 ms. (steps per millisecond=562 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:13:49] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:13:49] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:49] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2023-03-21 16:13:49] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:49] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:49] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 104 ms returned sat
[2023-03-21 16:13:49] [INFO ] After 494ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:49] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:49] [INFO ] After 26ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:49] [INFO ] After 47ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:13:49] [INFO ] After 765ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 136 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1683770 steps, run timeout after 3001 ms. (steps per millisecond=561 ) properties seen :{}
Probabilistic random walk after 1683770 steps, saw 236120 distinct states, run finished after 3001 ms. (steps per millisecond=561 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:52] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:13:53] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:13:53] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 18 ms returned sat
[2023-03-21 16:13:53] [INFO ] After 75ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:53] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:53] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:13:53] [INFO ] After 334ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:53] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:53] [INFO ] After 16ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:53] [INFO ] After 39ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-21 16:13:53] [INFO ] After 497ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 14 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:13:53] [INFO ] Invariant cache hit.
[2023-03-21 16:13:53] [INFO ] Implicit Places using invariants in 144 ms returned []
[2023-03-21 16:13:53] [INFO ] Invariant cache hit.
[2023-03-21 16:13:53] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:54] [INFO ] Implicit Places using invariants and state equation in 340 ms returned []
Implicit Place search using SMT with State Equation took 485 ms to find 0 implicit places.
[2023-03-21 16:13:54] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:13:54] [INFO ] Invariant cache hit.
[2023-03-21 16:13:54] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 616 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 7 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:13:54] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:13:54] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:54] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2023-03-21 16:13:54] [INFO ] After 66ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:54] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:54] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:13:54] [INFO ] After 264ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:54] [INFO ] After 294ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-21 16:13:54] [INFO ] After 418ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 138 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1654938 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :{}
Probabilistic random walk after 1654938 steps, saw 232176 distinct states, run finished after 3003 ms. (steps per millisecond=551 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:13:57] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:13:57] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:13:57] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2023-03-21 16:13:57] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:13:57] [INFO ] [Nat]Absence check using 36 positive place invariants in 7 ms returned sat
[2023-03-21 16:13:57] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 33 ms returned sat
[2023-03-21 16:13:58] [INFO ] After 373ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:58] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:13:58] [INFO ] After 13ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:13:58] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 0 ms to minimize.
[2023-03-21 16:13:58] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 0 ms to minimize.
[2023-03-21 16:13:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 142 ms
[2023-03-21 16:13:58] [INFO ] After 163ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-21 16:13:58] [INFO ] After 661ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 130 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1505118 steps, run timeout after 3001 ms. (steps per millisecond=501 ) properties seen :{}
Probabilistic random walk after 1505118 steps, saw 210190 distinct states, run finished after 3001 ms. (steps per millisecond=501 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:14:01] [INFO ] Computed 60 place invariants in 5 ms
[2023-03-21 16:14:01] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:14:01] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:14:01] [INFO ] After 74ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:14:01] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:14:01] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 35 ms returned sat
[2023-03-21 16:14:01] [INFO ] After 119ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:01] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:14:01] [INFO ] After 23ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:01] [INFO ] After 40ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:14:01] [INFO ] After 273ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 5 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:14:01] [INFO ] Invariant cache hit.
[2023-03-21 16:14:02] [INFO ] Implicit Places using invariants in 151 ms returned []
[2023-03-21 16:14:02] [INFO ] Invariant cache hit.
[2023-03-21 16:14:02] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:14:02] [INFO ] Implicit Places using invariants and state equation in 369 ms returned []
Implicit Place search using SMT with State Equation took 522 ms to find 0 implicit places.
[2023-03-21 16:14:02] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:14:02] [INFO ] Invariant cache hit.
[2023-03-21 16:14:02] [INFO ] Dead Transitions using invariants and state equation in 130 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 662 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 7 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:14:02] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:14:02] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:14:02] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:14:02] [INFO ] After 66ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:14:02] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:14:02] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 27 ms returned sat
[2023-03-21 16:14:02] [INFO ] After 124ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:02] [INFO ] After 143ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:14:02] [INFO ] After 249ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Incomplete random walk after 10000 steps, including 133 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1679243 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :{}
Probabilistic random walk after 1679243 steps, saw 235494 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:14:05] [INFO ] Computed 60 place invariants in 9 ms
[2023-03-21 16:14:05] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:14:06] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2023-03-21 16:14:06] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:14:06] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:14:06] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 28 ms returned sat
[2023-03-21 16:14:06] [INFO ] After 372ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:06] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:14:06] [INFO ] After 12ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:06] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 0 ms to minimize.
[2023-03-21 16:14:06] [INFO ] Deduced a trap composed of 11 places in 46 ms of which 1 ms to minimize.
[2023-03-21 16:14:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 134 ms
[2023-03-21 16:14:06] [INFO ] After 154ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-21 16:14:06] [INFO ] After 628ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 127 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1676463 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :{}
Probabilistic random walk after 1676463 steps, saw 235141 distinct states, run finished after 3001 ms. (steps per millisecond=558 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:14:09] [INFO ] Computed 60 place invariants in 6 ms
[2023-03-21 16:14:09] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:14:09] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2023-03-21 16:14:09] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:14:09] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:14:09] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 27 ms returned sat
[2023-03-21 16:14:09] [INFO ] After 119ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:09] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:14:10] [INFO ] After 21ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:10] [INFO ] After 38ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-21 16:14:10] [INFO ] After 253ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:14:10] [INFO ] Invariant cache hit.
[2023-03-21 16:14:10] [INFO ] Implicit Places using invariants in 161 ms returned []
[2023-03-21 16:14:10] [INFO ] Invariant cache hit.
[2023-03-21 16:14:10] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:14:10] [INFO ] Implicit Places using invariants and state equation in 352 ms returned []
Implicit Place search using SMT with State Equation took 515 ms to find 0 implicit places.
[2023-03-21 16:14:10] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-21 16:14:10] [INFO ] Invariant cache hit.
[2023-03-21 16:14:10] [INFO ] Dead Transitions using invariants and state equation in 126 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 652 ms. Remains : 311/311 places, 253/253 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:14:10] [INFO ] Computed 60 place invariants in 3 ms
[2023-03-21 16:14:10] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:14:10] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2023-03-21 16:14:10] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:14:10] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:14:10] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 26 ms returned sat
[2023-03-21 16:14:10] [INFO ] After 121ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:11] [INFO ] After 142ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-21 16:14:11] [INFO ] After 242ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 135 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1661295 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :{}
Probabilistic random walk after 1661295 steps, saw 233101 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:14:14] [INFO ] Computed 60 place invariants in 12 ms
[2023-03-21 16:14:14] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:14:14] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2023-03-21 16:14:14] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:14:14] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:14:14] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 29 ms returned sat
[2023-03-21 16:14:14] [INFO ] After 376ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:14] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:14:14] [INFO ] After 12ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:14] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2023-03-21 16:14:14] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 0 ms to minimize.
[2023-03-21 16:14:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 128 ms
[2023-03-21 16:14:14] [INFO ] After 148ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-21 16:14:14] [INFO ] After 619ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 311 transition count 253
Applied a total of 1 rules in 7 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 311/312 places, 253/254 transitions.
Incomplete random walk after 10000 steps, including 135 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1665167 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :{}
Probabilistic random walk after 1665167 steps, saw 233644 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2023-03-21 16:14:17] [INFO ] Computed 60 place invariants in 8 ms
[2023-03-21 16:14:17] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:14:17] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 23 ms returned sat
[2023-03-21 16:14:17] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:14:17] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:14:17] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 30 ms returned sat
[2023-03-21 16:14:18] [INFO ] After 119ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:18] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:14:18] [INFO ] After 27ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:18] [INFO ] After 46ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-21 16:14:18] [INFO ] After 268ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2023-03-21 16:14:18] [INFO ] Invariant cache hit.
[2023-03-21 16:14:18] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-21 16:14:18] [INFO ] Invariant cache hit.
[2023-03-21 16:14:18] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 16:14:18] [INFO ] Implicit Places using invariants and state equation in 378 ms returned []
Implicit Place search using SMT with State Equation took 522 ms to find 0 implicit places.
[2023-03-21 16:14:18] [INFO ] Redundant transitions in 2 ms returned []
[2023-03-21 16:14:18] [INFO ] Invariant cache hit.
[2023-03-21 16:14:18] [INFO ] Dead Transitions using invariants and state equation in 117 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 652 ms. Remains : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 3 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
[2023-03-21 16:14:18] [INFO ] Invariant cache hit.
[2023-03-21 16:14:18] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:14:18] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 19 ms returned sat
[2023-03-21 16:14:18] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 16:14:18] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2023-03-21 16:14:19] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 98 ms returned sat
[2023-03-21 16:14:19] [INFO ] After 219ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 16:14:19] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 0 ms to minimize.
[2023-03-21 16:14:19] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 1 ms to minimize.
[2023-03-21 16:14:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 152 ms
[2023-03-21 16:14:19] [INFO ] After 380ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-21 16:14:19] [INFO ] After 548ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Applied a total of 0 rules in 4 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
Running SMT prover for 25 properties.
// Phase 1: matrix 254 rows 312 cols
[2023-03-21 16:14:19] [INFO ] Computed 60 place invariants in 2 ms
[2023-03-21 16:14:19] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2023-03-21 16:14:19] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 22 ms returned sat
[2023-03-21 16:14:19] [INFO ] After 329ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:25
[2023-03-21 16:14:19] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2023-03-21 16:14:20] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 87 ms returned sat
[2023-03-21 16:14:21] [INFO ] After 1030ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :25
[2023-03-21 16:14:21] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 0 ms to minimize.
[2023-03-21 16:14:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
[2023-03-21 16:14:21] [INFO ] Deduced a trap composed of 12 places in 68 ms of which 0 ms to minimize.
[2023-03-21 16:14:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 89 ms
[2023-03-21 16:14:22] [INFO ] After 2307ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :25
Attempting to minimize the solution found.
Minimization took 889 ms.
[2023-03-21 16:14:23] [INFO ] After 3691ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :25
Unable to solve all queries for examination QuasiLiveness. Remains :25 assertions to prove.
No /home/mcc/execution/QuasiLiveness.xml examination file found. Proceeding without properties.
Parsed 25 properties from file /home/mcc/execution/QuasiLiveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 553055 ms.
starting LoLA
BK_INPUT DES-PT-50a
BK_EXAMINATION: QuasiLiveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: QuasiLiveness

FORMULA QuasiLiveness TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679415264711
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 16112332 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16111576 kB

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: STATE EQUATION TRIES TRANSITION t127
lola: LAUNCH SYMM
sara: try reading problem file stateEquationProblem-QuasiLiveness-126.sara.
sara: place or transition ordering is non-deterministic
lola: The net is quasilive

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="DES-PT-50a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is DES-PT-50a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r117-tall-167814495500297"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-50a.tgz
mv DES-PT-50a execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;