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.r329-tall-167889201500021.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is RERS17pb113-PT-3, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201500021
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.4K Feb 26 18:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 26 18:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Feb 26 18:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 26 18:13 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 18:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Feb 26 18:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 18:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 30K Feb 26 18:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 15M Mar 5 18:23 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-3-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678985249394

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=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-3
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 16:47:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-16 16:47:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 16:47:31] [INFO ] Load time of PNML (sax parser for PT used): 587 ms
[2023-03-16 16:47:31] [INFO ] Transformed 639 places.
[2023-03-16 16:47:31] [INFO ] Transformed 31353 transitions.
[2023-03-16 16:47:31] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 775 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2023-03-16 16:47:32] [INFO ] Computed 25 place invariants in 134 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 383 ms. (steps per millisecond=26 ) properties (out of 16) seen :24
FORMULA RERS17pb113-PT-3-UpperBounds-10 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-07 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-06 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 13) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 13) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 13) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 13) seen :2
[2023-03-16 16:47:33] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-16 16:47:33] [INFO ] Computed 25 place invariants in 82 ms
[2023-03-16 16:47:33] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2023-03-16 16:47:33] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-16 16:47:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:47:38] [INFO ] [Real]Absence check using state equation in 4804 ms returned unknown
[2023-03-16 16:47:38] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:47:38] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 16:47:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:47:43] [INFO ] [Real]Absence check using state equation in 4916 ms returned unknown
[2023-03-16 16:47:43] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:47:43] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 16:47:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:47:48] [INFO ] [Real]Absence check using state equation in 4938 ms returned unknown
[2023-03-16 16:47:48] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:47:48] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-16 16:47:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:47:53] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:899)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2618)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:714)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-16 16:47:53] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:47:53] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 16:47:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:47:58] [INFO ] [Real]Absence check using state equation in 4942 ms returned unknown
[2023-03-16 16:47:58] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 16:47:58] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-16 16:47:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:48:03] [INFO ] [Real]Absence check using state equation in 4925 ms returned unknown
[2023-03-16 16:48:03] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:48:03] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 16:48:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:48:08] [INFO ] [Real]Absence check using state equation in 4946 ms returned unknown
[2023-03-16 16:48:08] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:48:08] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-16 16:48:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:48:13] [INFO ] [Real]Absence check using state equation in 4936 ms returned unknown
[2023-03-16 16:48:13] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 16:48:13] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-16 16:48:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:48:18] [INFO ] [Real]Absence check using state equation in 4928 ms returned unknown
[2023-03-16 16:48:18] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 16:48:18] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 16:48:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:48:23] [INFO ] [Real]Absence check using state equation in 4941 ms returned unknown
[2023-03-16 16:48:23] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 16:48:23] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 16:48:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:48:28] [INFO ] [Real]Absence check using state equation in 4938 ms returned unknown
[2023-03-16 16:48:28] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:48:28] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-16 16:48:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:48:33] [INFO ] [Real]Absence check using state equation in 4942 ms returned unknown
[2023-03-16 16:48:33] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 16:48:33] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-16 16:48:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:48:38] [INFO ] [Real]Absence check using state equation in 4937 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 1, 2, 1, 1, 1, 2, 0, 2, 1, 1, 1, 1]
Support contains 13 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
Applied a total of 13 rules in 1113 ms. Remains 626 /639 variables (removed 13) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1120 ms. Remains : 626/639 places, 31352/31353 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:48:40] [INFO ] Computed 13 place invariants in 66 ms
Finished random walk after 951040 steps, including 2 resets, run visited all 13 properties in 30001 ms. (steps per millisecond=31 )
FORMULA RERS17pb113-PT-3-UpperBounds-02 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1906 ms. (steps per millisecond=524 ) properties (out of 12) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2471 ms. (steps per millisecond=404 ) properties (out of 12) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1924 ms. (steps per millisecond=519 ) properties (out of 12) seen :12
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3774 ms. (steps per millisecond=264 ) properties (out of 12) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2105 ms. (steps per millisecond=475 ) properties (out of 12) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4495 ms. (steps per millisecond=222 ) properties (out of 12) seen :4
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1700 ms. (steps per millisecond=588 ) properties (out of 12) seen :14
FORMULA RERS17pb113-PT-3-UpperBounds-11 3 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1853 ms. (steps per millisecond=539 ) properties (out of 11) seen :10
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2612 ms. (steps per millisecond=382 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1901 ms. (steps per millisecond=526 ) properties (out of 11) seen :11
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1977 ms. (steps per millisecond=505 ) properties (out of 11) seen :11
[2023-03-16 16:49:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:49:36] [INFO ] Computed 13 place invariants in 43 ms
[2023-03-16 16:49:37] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-16 16:49:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:49:59] [INFO ] [Real]Absence check using state equation in 22859 ms returned sat
[2023-03-16 16:50:00] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:50:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 16:50:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:50:12] [INFO ] [Nat]Absence check using state equation in 12235 ms returned sat
[2023-03-16 16:50:13] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:50:16] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:50:19] [INFO ] [Nat]Added 268 Read/Feed constraints in 6542 ms returned unknown
[2023-03-16 16:50:19] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:50:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:50:31] [INFO ] [Real]Absence check using state equation in 12167 ms returned sat
[2023-03-16 16:50:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:50:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 16:50:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:50:47] [INFO ] [Nat]Absence check using state equation in 14739 ms returned sat
[2023-03-16 16:50:50] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:50:53] [INFO ] [Nat]Added 268 Read/Feed constraints in 6377 ms returned unknown
[2023-03-16 16:50:53] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:50:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:51:07] [INFO ] [Real]Absence check using state equation in 13970 ms returned sat
[2023-03-16 16:51:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:51:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:51:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:51:20] [INFO ] [Nat]Absence check using state equation in 12973 ms returned sat
[2023-03-16 16:51:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:51:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6377 ms returned unknown
[2023-03-16 16:51:27] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 16:51:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:51:36] [INFO ] [Real]Absence check using state equation in 8948 ms returned sat
[2023-03-16 16:51:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:51:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:51:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:51:48] [INFO ] [Nat]Absence check using state equation in 11987 ms returned sat
[2023-03-16 16:51:52] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:51:55] [INFO ] [Nat]Added 268 Read/Feed constraints in 6411 ms returned unknown
[2023-03-16 16:51:55] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:51:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:52:10] [INFO ] [Real]Absence check using state equation in 14948 ms returned sat
[2023-03-16 16:52:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:52:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:52:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:52:24] [INFO ] [Nat]Absence check using state equation in 13495 ms returned sat
[2023-03-16 16:52:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:52:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 6386 ms returned unknown
[2023-03-16 16:52:30] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:52:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:52:43] [INFO ] [Real]Absence check using state equation in 13370 ms returned sat
[2023-03-16 16:52:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:52:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:52:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:52:53] [INFO ] [Nat]Absence check using state equation in 9545 ms returned sat
[2023-03-16 16:52:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:53:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6396 ms returned unknown
[2023-03-16 16:53:00] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:53:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:53:12] [INFO ] [Real]Absence check using state equation in 12265 ms returned sat
[2023-03-16 16:53:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:53:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:53:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:53:24] [INFO ] [Nat]Absence check using state equation in 11466 ms returned sat
[2023-03-16 16:53:28] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:53:31] [INFO ] [Nat]Added 268 Read/Feed constraints in 6405 ms returned unknown
[2023-03-16 16:53:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:53:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:53:44] [INFO ] [Real]Absence check using state equation in 12942 ms returned sat
[2023-03-16 16:53:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:53:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:53:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:53:57] [INFO ] [Nat]Absence check using state equation in 12849 ms returned sat
[2023-03-16 16:54:00] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:54:03] [INFO ] [Nat]Added 268 Read/Feed constraints in 5860 ms returned sat
[2023-03-16 16:54:04] [INFO ] Deduced a trap composed of 40 places in 1418 ms of which 12 ms to minimize.
[2023-03-16 16:54:06] [INFO ] Deduced a trap composed of 40 places in 1094 ms of which 1 ms to minimize.
[2023-03-16 16:54:07] [INFO ] Deduced a trap composed of 40 places in 932 ms of which 1 ms to minimize.
[2023-03-16 16:54:08] [INFO ] Deduced a trap composed of 48 places in 973 ms of which 4 ms to minimize.
[2023-03-16 16:54:09] [INFO ] Deduced a trap composed of 48 places in 591 ms of which 1 ms to minimize.
[2023-03-16 16:54:10] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 7296 ms
[2023-03-16 16:54:13] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2740 ms.
[2023-03-16 16:54:14] [INFO ] Added : 0 causal constraints over 0 iterations in 3898 ms. Result :sat
[2023-03-16 16:54:14] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:54:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:54:24] [INFO ] [Real]Absence check using state equation in 9381 ms returned sat
[2023-03-16 16:54:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:54:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:54:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:54:36] [INFO ] [Nat]Absence check using state equation in 11617 ms returned sat
[2023-03-16 16:54:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:54:42] [INFO ] [Nat]Added 268 Read/Feed constraints in 6490 ms returned unknown
[2023-03-16 16:54:42] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:54:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:54:56] [INFO ] [Real]Absence check using state equation in 13400 ms returned sat
[2023-03-16 16:54:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:54:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:54:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:55:10] [INFO ] [Nat]Absence check using state equation in 13417 ms returned sat
[2023-03-16 16:55:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:55:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6492 ms returned unknown
[2023-03-16 16:55:16] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:55:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:55:32] [INFO ] [Real]Absence check using state equation in 15307 ms returned sat
[2023-03-16 16:55:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:55:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:55:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:55:42] [INFO ] [Nat]Absence check using state equation in 9647 ms returned sat
[2023-03-16 16:55:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:55:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6478 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 2, 1, 2, 1, 2, 1, 1, 1, 1, 1]
Support contains 11 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 195 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 196 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:55:48] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29735 ms. (steps per millisecond=33 ) properties (out of 11) seen :17
FORMULA RERS17pb113-PT-3-UpperBounds-15 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-08 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RERS17pb113-PT-3-UpperBounds-04 3 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1786 ms. (steps per millisecond=559 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2309 ms. (steps per millisecond=433 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1702 ms. (steps per millisecond=587 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1959 ms. (steps per millisecond=510 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1594 ms. (steps per millisecond=627 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1699 ms. (steps per millisecond=588 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2445 ms. (steps per millisecond=408 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1695 ms. (steps per millisecond=589 ) properties (out of 8) seen :8
[2023-03-16 16:56:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 16:56:33] [INFO ] Computed 13 place invariants in 41 ms
[2023-03-16 16:56:34] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 16:56:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:56:56] [INFO ] [Real]Absence check using state equation in 22233 ms returned sat
[2023-03-16 16:56:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:56:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:56:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:57:09] [INFO ] [Nat]Absence check using state equation in 12985 ms returned sat
[2023-03-16 16:57:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 16:57:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:57:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6526 ms returned unknown
[2023-03-16 16:57:16] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:57:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:57:28] [INFO ] [Real]Absence check using state equation in 12280 ms returned sat
[2023-03-16 16:57:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:57:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:57:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:57:44] [INFO ] [Nat]Absence check using state equation in 15364 ms returned sat
[2023-03-16 16:57:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:57:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6431 ms returned unknown
[2023-03-16 16:57:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:57:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:58:05] [INFO ] [Real]Absence check using state equation in 14840 ms returned sat
[2023-03-16 16:58:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:58:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 16:58:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:58:20] [INFO ] [Nat]Absence check using state equation in 14414 ms returned sat
[2023-03-16 16:58:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:58:27] [INFO ] [Nat]Added 268 Read/Feed constraints in 6488 ms returned unknown
[2023-03-16 16:58:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:58:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:58:41] [INFO ] [Real]Absence check using state equation in 13888 ms returned sat
[2023-03-16 16:58:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:58:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:58:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:58:54] [INFO ] [Nat]Absence check using state equation in 13199 ms returned sat
[2023-03-16 16:58:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:59:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6393 ms returned unknown
[2023-03-16 16:59:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:59:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:59:15] [INFO ] [Real]Absence check using state equation in 14023 ms returned sat
[2023-03-16 16:59:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:59:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 16:59:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 16:59:29] [INFO ] [Nat]Absence check using state equation in 13829 ms returned sat
[2023-03-16 16:59:32] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 16:59:35] [INFO ] [Nat]Added 268 Read/Feed constraints in 6476 ms returned unknown
[2023-03-16 16:59:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:59:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 16:59:50] [INFO ] [Real]Absence check using state equation in 14723 ms returned sat
[2023-03-16 16:59:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 16:59:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 16:59:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:00:04] [INFO ] [Nat]Absence check using state equation in 13549 ms returned sat
[2023-03-16 17:00:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:00:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 5473 ms returned sat
[2023-03-16 17:00:12] [INFO ] Deduced a trap composed of 40 places in 1530 ms of which 1 ms to minimize.
[2023-03-16 17:00:13] [INFO ] Deduced a trap composed of 64 places in 1532 ms of which 1 ms to minimize.
[2023-03-16 17:00:15] [INFO ] Deduced a trap composed of 48 places in 1380 ms of which 0 ms to minimize.
[2023-03-16 17:00:16] [INFO ] Deduced a trap composed of 40 places in 551 ms of which 0 ms to minimize.
[2023-03-16 17:00:17] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 6785 ms
[2023-03-16 17:00:19] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2541 ms.
[2023-03-16 17:00:20] [INFO ] Added : 0 causal constraints over 0 iterations in 3594 ms. Result :sat
[2023-03-16 17:00:21] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:00:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:00:32] [INFO ] [Real]Absence check using state equation in 11296 ms returned sat
[2023-03-16 17:00:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:00:32] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:00:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:00:44] [INFO ] [Nat]Absence check using state equation in 11957 ms returned sat
[2023-03-16 17:00:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:00:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6491 ms returned unknown
[2023-03-16 17:00:51] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:00:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:01:03] [INFO ] [Real]Absence check using state equation in 11586 ms returned sat
[2023-03-16 17:01:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:01:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:01:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:01:17] [INFO ] [Nat]Absence check using state equation in 14276 ms returned sat
[2023-03-16 17:01:21] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:01:24] [INFO ] [Nat]Added 268 Read/Feed constraints in 6386 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 2, 1, 1, 1, 1, 1, 1]
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 179 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 179 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:01:24] [INFO ] Computed 13 place invariants in 52 ms
Finished random walk after 903643 steps, including 2 resets, run visited all 8 properties in 30001 ms. (steps per millisecond=30 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2107 ms. (steps per millisecond=474 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2720 ms. (steps per millisecond=367 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2065 ms. (steps per millisecond=484 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2322 ms. (steps per millisecond=430 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1853 ms. (steps per millisecond=539 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1786 ms. (steps per millisecond=559 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2841 ms. (steps per millisecond=351 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1951 ms. (steps per millisecond=512 ) properties (out of 8) seen :8
[2023-03-16 17:02:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:02:12] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-16 17:02:12] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:02:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:02:35] [INFO ] [Real]Absence check using state equation in 23471 ms returned sat
[2023-03-16 17:02:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:02:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:02:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:02:49] [INFO ] [Nat]Absence check using state equation in 13519 ms returned sat
[2023-03-16 17:02:49] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:02:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:02:56] [INFO ] [Nat]Added 268 Read/Feed constraints in 6511 ms returned unknown
[2023-03-16 17:02:56] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:02:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:03:10] [INFO ] [Real]Absence check using state equation in 14114 ms returned sat
[2023-03-16 17:03:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:03:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:03:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:03:28] [INFO ] [Nat]Absence check using state equation in 17552 ms returned sat
[2023-03-16 17:03:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:03:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6509 ms returned unknown
[2023-03-16 17:03:35] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:03:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:03:51] [INFO ] [Real]Absence check using state equation in 16141 ms returned sat
[2023-03-16 17:03:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:03:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:03:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:04:05] [INFO ] [Nat]Absence check using state equation in 13643 ms returned sat
[2023-03-16 17:04:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:04:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 6460 ms returned unknown
[2023-03-16 17:04:11] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-16 17:04:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:04:27] [INFO ] [Real]Absence check using state equation in 16004 ms returned sat
[2023-03-16 17:04:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:04:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:04:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:04:42] [INFO ] [Nat]Absence check using state equation in 13862 ms returned sat
[2023-03-16 17:04:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:04:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6420 ms returned unknown
[2023-03-16 17:04:48] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:04:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:05:01] [INFO ] [Real]Absence check using state equation in 12357 ms returned sat
[2023-03-16 17:05:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:05:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:05:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:05:13] [INFO ] [Nat]Absence check using state equation in 12269 ms returned sat
[2023-03-16 17:05:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:05:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 6440 ms returned unknown
[2023-03-16 17:05:20] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:05:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:05:34] [INFO ] [Real]Absence check using state equation in 13889 ms returned sat
[2023-03-16 17:05:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:05:34] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:05:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:05:47] [INFO ] [Nat]Absence check using state equation in 13287 ms returned sat
[2023-03-16 17:05:51] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:05:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 4942 ms returned sat
[2023-03-16 17:05:55] [INFO ] Deduced a trap composed of 64 places in 1907 ms of which 0 ms to minimize.
[2023-03-16 17:05:57] [INFO ] Deduced a trap composed of 64 places in 1835 ms of which 1 ms to minimize.
[2023-03-16 17:05:59] [INFO ] Deduced a trap composed of 48 places in 1658 ms of which 1 ms to minimize.
[2023-03-16 17:06:00] [INFO ] Deduced a trap composed of 40 places in 1410 ms of which 0 ms to minimize.
[2023-03-16 17:06:02] [INFO ] Deduced a trap composed of 48 places in 1178 ms of which 1 ms to minimize.
[2023-03-16 17:06:02] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 10100 ms
[2023-03-16 17:06:04] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 1956 ms.
[2023-03-16 17:06:05] [INFO ] Added : 0 causal constraints over 0 iterations in 2943 ms. Result :sat
[2023-03-16 17:06:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:06:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:06:18] [INFO ] [Real]Absence check using state equation in 12443 ms returned sat
[2023-03-16 17:06:19] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:06:19] [INFO ] [Nat]Absence check using 13 positive place invariants in 25 ms returned sat
[2023-03-16 17:06:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:06:30] [INFO ] [Nat]Absence check using state equation in 10902 ms returned sat
[2023-03-16 17:06:33] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:06:36] [INFO ] [Nat]Added 268 Read/Feed constraints in 6455 ms returned unknown
[2023-03-16 17:06:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:06:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:06:48] [INFO ] [Real]Absence check using state equation in 11599 ms returned sat
[2023-03-16 17:06:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:06:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:06:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:07:00] [INFO ] [Nat]Absence check using state equation in 11784 ms returned sat
[2023-03-16 17:07:03] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:07:06] [INFO ] [Nat]Added 268 Read/Feed constraints in 6372 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 2, 1, 1, 1, 1, 2, 1]
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 174 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:07:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:07:07] [INFO ] Invariant cache hit.
[2023-03-16 17:07:09] [INFO ] Implicit Places using invariants in 2144 ms returned []
Implicit Place search using SMT only with invariants took 2148 ms to find 0 implicit places.
[2023-03-16 17:07:09] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:07:09] [INFO ] Invariant cache hit.
[2023-03-16 17:07:18] [INFO ] Dead Transitions using invariants and state equation in 9343 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11672 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:07:18] [INFO ] Computed 13 place invariants in 52 ms
Finished random walk after 839523 steps, including 2 resets, run visited all 8 properties in 30001 ms. (steps per millisecond=27 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2070 ms. (steps per millisecond=483 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2629 ms. (steps per millisecond=380 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2025 ms. (steps per millisecond=493 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2267 ms. (steps per millisecond=441 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1827 ms. (steps per millisecond=547 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1871 ms. (steps per millisecond=534 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2631 ms. (steps per millisecond=380 ) properties (out of 8) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1777 ms. (steps per millisecond=562 ) properties (out of 8) seen :8
[2023-03-16 17:08:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:08:06] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:08:06] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:08:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:08:30] [INFO ] [Real]Absence check using state equation in 23960 ms returned sat
[2023-03-16 17:08:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:08:30] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:08:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:08:43] [INFO ] [Nat]Absence check using state equation in 13121 ms returned sat
[2023-03-16 17:08:43] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:08:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:08:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6463 ms returned unknown
[2023-03-16 17:08:50] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:08:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:09:02] [INFO ] [Real]Absence check using state equation in 11754 ms returned sat
[2023-03-16 17:09:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:09:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:09:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:09:17] [INFO ] [Nat]Absence check using state equation in 14506 ms returned sat
[2023-03-16 17:09:20] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:09:23] [INFO ] [Nat]Added 268 Read/Feed constraints in 6453 ms returned unknown
[2023-03-16 17:09:23] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:09:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:09:36] [INFO ] [Real]Absence check using state equation in 12456 ms returned sat
[2023-03-16 17:09:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:09:42] [INFO ] [Real]Added 268 Read/Feed constraints in 6425 ms returned unknown
[2023-03-16 17:09:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:09:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:09:57] [INFO ] [Real]Absence check using state equation in 14280 ms returned sat
[2023-03-16 17:09:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:09:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:09:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:10:11] [INFO ] [Nat]Absence check using state equation in 13940 ms returned sat
[2023-03-16 17:10:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:10:18] [INFO ] [Nat]Added 268 Read/Feed constraints in 6471 ms returned unknown
[2023-03-16 17:10:18] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:10:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:10:31] [INFO ] [Real]Absence check using state equation in 12935 ms returned sat
[2023-03-16 17:10:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:10:31] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:10:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:10:43] [INFO ] [Nat]Absence check using state equation in 12394 ms returned sat
[2023-03-16 17:10:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:10:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6482 ms returned unknown
[2023-03-16 17:10:50] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:10:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:11:04] [INFO ] [Real]Absence check using state equation in 14500 ms returned sat
[2023-03-16 17:11:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:11:05] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:11:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:11:19] [INFO ] [Nat]Absence check using state equation in 13747 ms returned sat
[2023-03-16 17:11:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:11:24] [INFO ] [Nat]Added 268 Read/Feed constraints in 5174 ms returned sat
[2023-03-16 17:11:26] [INFO ] Deduced a trap composed of 40 places in 1483 ms of which 1 ms to minimize.
[2023-03-16 17:11:27] [INFO ] Deduced a trap composed of 40 places in 1399 ms of which 1 ms to minimize.
[2023-03-16 17:11:29] [INFO ] Deduced a trap composed of 48 places in 1316 ms of which 0 ms to minimize.
[2023-03-16 17:11:30] [INFO ] Deduced a trap composed of 40 places in 699 ms of which 0 ms to minimize.
[2023-03-16 17:11:31] [INFO ] Deduced a trap composed of 40 places in 575 ms of which 1 ms to minimize.
[2023-03-16 17:11:31] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 7643 ms
[2023-03-16 17:11:34] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2134 ms.
[2023-03-16 17:11:35] [INFO ] Added : 0 causal constraints over 0 iterations in 3194 ms. Result :sat
[2023-03-16 17:11:35] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:11:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:11:49] [INFO ] [Real]Absence check using state equation in 13520 ms returned sat
[2023-03-16 17:11:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:11:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:11:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:12:01] [INFO ] [Nat]Absence check using state equation in 11557 ms returned sat
[2023-03-16 17:12:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:12:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6375 ms returned unknown
[2023-03-16 17:12:07] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:12:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:12:19] [INFO ] [Real]Absence check using state equation in 12326 ms returned sat
[2023-03-16 17:12:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:12:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:12:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:12:33] [INFO ] [Nat]Absence check using state equation in 12622 ms returned sat
[2023-03-16 17:12:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:12:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6450 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 2, 2, 1, 1, 1, 2, 1]
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 189 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 189 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:12:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:12:39] [INFO ] Invariant cache hit.
[2023-03-16 17:12:41] [INFO ] Implicit Places using invariants in 1739 ms returned []
Implicit Place search using SMT only with invariants took 1763 ms to find 0 implicit places.
[2023-03-16 17:12:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:12:41] [INFO ] Invariant cache hit.
[2023-03-16 17:12:50] [INFO ] Dead Transitions using invariants and state equation in 9157 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11101 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:12:50] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28284 ms. (steps per millisecond=35 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1843 ms. (steps per millisecond=542 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2358 ms. (steps per millisecond=424 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1735 ms. (steps per millisecond=576 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1998 ms. (steps per millisecond=500 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1638 ms. (steps per millisecond=610 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1682 ms. (steps per millisecond=594 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2415 ms. (steps per millisecond=414 ) properties (out of 8) seen :8
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1691 ms. (steps per millisecond=591 ) properties (out of 8) seen :8
[2023-03-16 17:13:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:13:34] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-16 17:13:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:13:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:13:56] [INFO ] [Real]Absence check using state equation in 21799 ms returned sat
[2023-03-16 17:13:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:13:56] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:13:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:14:09] [INFO ] [Nat]Absence check using state equation in 12145 ms returned sat
[2023-03-16 17:14:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:14:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:14:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6479 ms returned unknown
[2023-03-16 17:14:15] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:14:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:14:28] [INFO ] [Real]Absence check using state equation in 13191 ms returned sat
[2023-03-16 17:14:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:14:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:14:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:14:45] [INFO ] [Nat]Absence check using state equation in 15913 ms returned sat
[2023-03-16 17:14:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:14:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6414 ms returned unknown
[2023-03-16 17:14:51] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:14:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:15:04] [INFO ] [Real]Absence check using state equation in 12965 ms returned sat
[2023-03-16 17:15:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:15:11] [INFO ] [Real]Added 268 Read/Feed constraints in 6463 ms returned unknown
[2023-03-16 17:15:11] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:15:27] [INFO ] [Real]Absence check using state equation in 15647 ms returned sat
[2023-03-16 17:15:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:15:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:15:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:15:42] [INFO ] [Nat]Absence check using state equation in 14366 ms returned sat
[2023-03-16 17:15:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:15:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6429 ms returned unknown
[2023-03-16 17:15:48] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:15:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:16:01] [INFO ] [Real]Absence check using state equation in 12454 ms returned sat
[2023-03-16 17:16:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:16:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:16:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:16:13] [INFO ] [Nat]Absence check using state equation in 12457 ms returned sat
[2023-03-16 17:16:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:16:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 6368 ms returned unknown
[2023-03-16 17:16:20] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:16:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:16:34] [INFO ] [Real]Absence check using state equation in 14373 ms returned sat
[2023-03-16 17:16:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:16:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:16:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:16:49] [INFO ] [Nat]Absence check using state equation in 13871 ms returned sat
[2023-03-16 17:16:52] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:16:54] [INFO ] [Nat]Added 268 Read/Feed constraints in 5611 ms returned sat
[2023-03-16 17:16:56] [INFO ] Deduced a trap composed of 40 places in 1561 ms of which 1 ms to minimize.
[2023-03-16 17:16:58] [INFO ] Deduced a trap composed of 64 places in 1486 ms of which 1 ms to minimize.
[2023-03-16 17:17:00] [INFO ] Deduced a trap composed of 48 places in 1325 ms of which 2 ms to minimize.
[2023-03-16 17:17:00] [INFO ] Deduced a trap composed of 40 places in 577 ms of which 0 ms to minimize.
[2023-03-16 17:17:01] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 6907 ms
[2023-03-16 17:17:03] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2104 ms.
[2023-03-16 17:17:04] [INFO ] Added : 0 causal constraints over 0 iterations in 3213 ms. Result :sat
[2023-03-16 17:17:05] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:17:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:17:20] [INFO ] [Real]Absence check using state equation in 14767 ms returned sat
[2023-03-16 17:17:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:17:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:17:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:17:33] [INFO ] [Nat]Absence check using state equation in 13114 ms returned sat
[2023-03-16 17:17:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:17:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6490 ms returned unknown
[2023-03-16 17:17:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:17:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:17:53] [INFO ] [Real]Absence check using state equation in 13166 ms returned sat
[2023-03-16 17:17:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:17:53] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:17:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:18:07] [INFO ] [Nat]Absence check using state equation in 13851 ms returned sat
[2023-03-16 17:18:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:18:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6455 ms returned unknown
Current structural bounds on expressions (after SMT) : [3, 3, 3, 3, 3, 3, 3, 3] Max seen :[1, 2, 2, 1, 1, 1, 2, 1]
Support contains 8 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 183 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 184 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 164 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:18:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:18:14] [INFO ] Invariant cache hit.
[2023-03-16 17:18:16] [INFO ] Implicit Places using invariants in 1884 ms returned []
Implicit Place search using SMT only with invariants took 1886 ms to find 0 implicit places.
[2023-03-16 17:18:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:18:16] [INFO ] Invariant cache hit.
[2023-03-16 17:18:25] [INFO ] Dead Transitions using invariants and state equation in 9250 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11304 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-00
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:18:25] [INFO ] Computed 13 place invariants in 49 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 342 ms. (steps per millisecond=29 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
[2023-03-16 17:18:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:18:26] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:18:26] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:18:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:18:31] [INFO ] [Real]Absence check using state equation in 4938 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 146 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:18:31] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29671 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1933 ms. (steps per millisecond=517 ) properties (out of 1) seen :1
[2023-03-16 17:19:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:19:03] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:19:03] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:19:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:19:26] [INFO ] [Real]Absence check using state equation in 23220 ms returned sat
[2023-03-16 17:19:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:19:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:19:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:19:41] [INFO ] [Nat]Absence check using state equation in 14818 ms returned sat
[2023-03-16 17:19:41] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:19:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:19:48] [INFO ] [Nat]Added 268 Read/Feed constraints in 6481 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 199 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 200 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 190 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:19:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:48] [INFO ] Invariant cache hit.
[2023-03-16 17:19:50] [INFO ] Implicit Places using invariants in 1814 ms returned []
Implicit Place search using SMT only with invariants took 1835 ms to find 0 implicit places.
[2023-03-16 17:19:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:19:50] [INFO ] Invariant cache hit.
[2023-03-16 17:20:00] [INFO ] Dead Transitions using invariants and state equation in 9405 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11443 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-00 in 94333 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-01
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:20:00] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 256 ms. (steps per millisecond=39 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
[2023-03-16 17:20:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:20:00] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:20:00] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:20:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:20:05] [INFO ] [Real]Absence check using state equation in 4944 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 149 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:20:05] [INFO ] Computed 13 place invariants in 49 ms
Finished random walk after 965339 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2425 ms. (steps per millisecond=412 ) properties (out of 1) seen :2
[2023-03-16 17:20:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:20:38] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:20:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:20:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:20:50] [INFO ] [Real]Absence check using state equation in 12419 ms returned sat
[2023-03-16 17:20:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:20:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:20:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:21:06] [INFO ] [Nat]Absence check using state equation in 15474 ms returned sat
[2023-03-16 17:21:06] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:21:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:21:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6467 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 162 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 156 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:21:13] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:21:13] [INFO ] Invariant cache hit.
[2023-03-16 17:21:15] [INFO ] Implicit Places using invariants in 1741 ms returned []
Implicit Place search using SMT only with invariants took 1761 ms to find 0 implicit places.
[2023-03-16 17:21:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:21:15] [INFO ] Invariant cache hit.
[2023-03-16 17:21:24] [INFO ] Dead Transitions using invariants and state equation in 8789 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10711 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:21:24] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28293 ms. (steps per millisecond=35 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2384 ms. (steps per millisecond=419 ) properties (out of 1) seen :2
[2023-03-16 17:21:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:21:54] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:21:55] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:21:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:22:07] [INFO ] [Real]Absence check using state equation in 12048 ms returned sat
[2023-03-16 17:22:07] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:22:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-16 17:22:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:22:24] [INFO ] [Nat]Absence check using state equation in 17117 ms returned sat
[2023-03-16 17:22:24] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:22:28] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:22:31] [INFO ] [Nat]Added 268 Read/Feed constraints in 6453 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 206 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 208 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 188 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:22:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:22:31] [INFO ] Invariant cache hit.
[2023-03-16 17:22:33] [INFO ] Implicit Places using invariants in 1848 ms returned []
Implicit Place search using SMT only with invariants took 1849 ms to find 0 implicit places.
[2023-03-16 17:22:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:22:33] [INFO ] Invariant cache hit.
[2023-03-16 17:22:42] [INFO ] Dead Transitions using invariants and state equation in 8684 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10727 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-01 in 162174 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-03
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:22:42] [INFO ] Computed 13 place invariants in 57 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 266 ms. (steps per millisecond=37 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
[2023-03-16 17:22:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:22:42] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:22:42] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:22:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:22:47] [INFO ] [Real]Absence check using state equation in 4975 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:22:47] [INFO ] Computed 13 place invariants in 58 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27697 ms. (steps per millisecond=36 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1794 ms. (steps per millisecond=557 ) properties (out of 1) seen :1
[2023-03-16 17:23:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:23:17] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:23:17] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:23:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:23:30] [INFO ] [Real]Absence check using state equation in 13123 ms returned sat
[2023-03-16 17:23:31] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:23:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:23:37] [INFO ] [Real]Added 268 Read/Feed constraints in 6500 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 177 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 171 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:23:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:23:38] [INFO ] Invariant cache hit.
[2023-03-16 17:23:39] [INFO ] Implicit Places using invariants in 1799 ms returned []
Implicit Place search using SMT only with invariants took 1800 ms to find 0 implicit places.
[2023-03-16 17:23:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:23:39] [INFO ] Invariant cache hit.
[2023-03-16 17:23:48] [INFO ] Dead Transitions using invariants and state equation in 8541 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10516 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:23:48] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27635 ms. (steps per millisecond=36 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1709 ms. (steps per millisecond=585 ) properties (out of 1) seen :1
[2023-03-16 17:24:17] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:24:17] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:24:18] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:24:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:24:29] [INFO ] [Real]Absence check using state equation in 11855 ms returned sat
[2023-03-16 17:24:30] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:24:33] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:24:36] [INFO ] [Real]Added 268 Read/Feed constraints in 6452 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 170 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:24:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:37] [INFO ] Invariant cache hit.
[2023-03-16 17:24:38] [INFO ] Implicit Places using invariants in 1708 ms returned []
Implicit Place search using SMT only with invariants took 1720 ms to find 0 implicit places.
[2023-03-16 17:24:38] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:24:38] [INFO ] Invariant cache hit.
[2023-03-16 17:24:47] [INFO ] Dead Transitions using invariants and state equation in 9065 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10987 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-03 in 125693 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-05
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:24:47] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 249 ms. (steps per millisecond=40 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
[2023-03-16 17:24:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:24:48] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-16 17:24:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:24:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:24:53] [INFO ] [Real]Absence check using state equation in 4948 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 180 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 181 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:24:53] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27409 ms. (steps per millisecond=36 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1978 ms. (steps per millisecond=505 ) properties (out of 1) seen :1
[2023-03-16 17:25:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:25:23] [INFO ] Computed 13 place invariants in 44 ms
[2023-03-16 17:25:23] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:25:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:38] [INFO ] [Real]Absence check using state equation in 15343 ms returned sat
[2023-03-16 17:25:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:25:38] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:25:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:25:53] [INFO ] [Nat]Absence check using state equation in 14995 ms returned sat
[2023-03-16 17:25:54] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:25:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:26:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6479 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 168 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 168 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:26:00] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:00] [INFO ] Invariant cache hit.
[2023-03-16 17:26:02] [INFO ] Implicit Places using invariants in 1790 ms returned []
Implicit Place search using SMT only with invariants took 1791 ms to find 0 implicit places.
[2023-03-16 17:26:02] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:26:02] [INFO ] Invariant cache hit.
[2023-03-16 17:26:11] [INFO ] Dead Transitions using invariants and state equation in 9040 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11002 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-05 in 83786 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-09
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:26:11] [INFO ] Computed 13 place invariants in 51 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :1
[2023-03-16 17:26:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:26:12] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:26:12] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:26:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:26:17] [INFO ] [Real]Absence check using state equation in 4927 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 171 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:26:17] [INFO ] Computed 13 place invariants in 50 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 28863 ms. (steps per millisecond=34 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1731 ms. (steps per millisecond=577 ) properties (out of 1) seen :1
[2023-03-16 17:26:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:26:48] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:26:48] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:26:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:01] [INFO ] [Real]Absence check using state equation in 13108 ms returned sat
[2023-03-16 17:27:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:27:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-16 17:27:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:15] [INFO ] [Nat]Absence check using state equation in 13345 ms returned sat
[2023-03-16 17:27:15] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:27:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:27:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6474 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 183 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 184 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 173 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:27:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:27:22] [INFO ] Invariant cache hit.
[2023-03-16 17:27:23] [INFO ] Implicit Places using invariants in 1885 ms returned []
Implicit Place search using SMT only with invariants took 1887 ms to find 0 implicit places.
[2023-03-16 17:27:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:27:23] [INFO ] Invariant cache hit.
[2023-03-16 17:27:33] [INFO ] Dead Transitions using invariants and state equation in 9189 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11255 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-09 in 81471 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-12
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:27:33] [INFO ] Computed 13 place invariants in 53 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 307 ms. (steps per millisecond=32 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
[2023-03-16 17:27:33] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:27:33] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:27:33] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:27:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:27:38] [INFO ] [Real]Absence check using state equation in 4926 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 189 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:27:38] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29528 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1743 ms. (steps per millisecond=573 ) properties (out of 1) seen :1
[2023-03-16 17:28:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:28:10] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:28:10] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:25] [INFO ] [Real]Absence check using state equation in 15472 ms returned sat
[2023-03-16 17:28:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:28:26] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:28:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:28:41] [INFO ] [Nat]Absence check using state equation in 15190 ms returned sat
[2023-03-16 17:28:41] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:28:45] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:28:47] [INFO ] [Nat]Added 268 Read/Feed constraints in 6013 ms returned sat
[2023-03-16 17:28:49] [INFO ] Deduced a trap composed of 40 places in 1664 ms of which 1 ms to minimize.
[2023-03-16 17:28:51] [INFO ] Deduced a trap composed of 40 places in 1377 ms of which 2 ms to minimize.
[2023-03-16 17:28:52] [INFO ] Deduced a trap composed of 48 places in 1287 ms of which 1 ms to minimize.
[2023-03-16 17:28:54] [INFO ] Deduced a trap composed of 64 places in 981 ms of which 0 ms to minimize.
[2023-03-16 17:28:55] [INFO ] Deduced a trap composed of 40 places in 411 ms of which 1 ms to minimize.
[2023-03-16 17:28:55] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 7968 ms
[2023-03-16 17:28:57] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2089 ms.
[2023-03-16 17:28:58] [INFO ] Added : 0 causal constraints over 0 iterations in 3157 ms. Result :sat
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 153 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 154 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 166 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:28:59] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:28:59] [INFO ] Invariant cache hit.
[2023-03-16 17:29:01] [INFO ] Implicit Places using invariants in 1817 ms returned []
Implicit Place search using SMT only with invariants took 1818 ms to find 0 implicit places.
[2023-03-16 17:29:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:29:01] [INFO ] Invariant cache hit.
[2023-03-16 17:29:10] [INFO ] Dead Transitions using invariants and state equation in 8894 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10881 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-12 in 97080 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-13
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:29:10] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 260 ms. (steps per millisecond=38 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
[2023-03-16 17:29:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:29:10] [INFO ] Computed 13 place invariants in 46 ms
[2023-03-16 17:29:10] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:29:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:29:15] [INFO ] [Real]Absence check using state equation in 4931 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 175 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 176 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:29:16] [INFO ] Computed 13 place invariants in 56 ms
Finished random walk after 778716 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=25 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2423 ms. (steps per millisecond=412 ) properties (out of 1) seen :2
[2023-03-16 17:29:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:29:48] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:29:48] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:29:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:30:03] [INFO ] [Real]Absence check using state equation in 14506 ms returned sat
[2023-03-16 17:30:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:30:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:30:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:30:17] [INFO ] [Nat]Absence check using state equation in 13485 ms returned sat
[2023-03-16 17:30:17] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:30:20] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:30:23] [INFO ] [Nat]Added 268 Read/Feed constraints in 6456 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 178 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 180 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 172 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:30:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:30:24] [INFO ] Invariant cache hit.
[2023-03-16 17:30:25] [INFO ] Implicit Places using invariants in 1859 ms returned []
Implicit Place search using SMT only with invariants took 1860 ms to find 0 implicit places.
[2023-03-16 17:30:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:30:25] [INFO ] Invariant cache hit.
[2023-03-16 17:30:34] [INFO ] Dead Transitions using invariants and state equation in 9007 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11044 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:30:34] [INFO ] Computed 13 place invariants in 56 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29804 ms. (steps per millisecond=33 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2578 ms. (steps per millisecond=387 ) properties (out of 1) seen :1
[2023-03-16 17:31:07] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:31:07] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:31:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:31:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:31:21] [INFO ] [Real]Absence check using state equation in 14370 ms returned sat
[2023-03-16 17:31:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:31:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:31:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:31:34] [INFO ] [Nat]Absence check using state equation in 12043 ms returned sat
[2023-03-16 17:31:34] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:31:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:31:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6465 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[2]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 157 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 162 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:31:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:31:41] [INFO ] Invariant cache hit.
[2023-03-16 17:31:43] [INFO ] Implicit Places using invariants in 1917 ms returned []
Implicit Place search using SMT only with invariants took 1919 ms to find 0 implicit places.
[2023-03-16 17:31:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:31:43] [INFO ] Invariant cache hit.
[2023-03-16 17:31:52] [INFO ] Dead Transitions using invariants and state equation in 9192 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11278 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-13 in 162142 ms.
Starting property specific reduction for RERS17pb113-PT-3-UpperBounds-14
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:31:52] [INFO ] Computed 13 place invariants in 48 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 407 ms. (steps per millisecond=24 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 1) seen :0
[2023-03-16 17:31:52] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:31:52] [INFO ] Computed 13 place invariants in 48 ms
[2023-03-16 17:31:53] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:31:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:31:58] [INFO ] [Real]Absence check using state equation in 4937 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 155 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 155 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:31:58] [INFO ] Computed 13 place invariants in 52 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 27758 ms. (steps per millisecond=36 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1670 ms. (steps per millisecond=598 ) properties (out of 1) seen :1
[2023-03-16 17:32:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-16 17:32:27] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-16 17:32:27] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-16 17:32:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:32:40] [INFO ] [Real]Absence check using state equation in 12912 ms returned sat
[2023-03-16 17:32:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-16 17:32:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-16 17:32:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-16 17:32:54] [INFO ] [Nat]Absence check using state equation in 13180 ms returned sat
[2023-03-16 17:32:54] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-16 17:32:57] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-16 17:33:00] [INFO ] [Nat]Added 268 Read/Feed constraints in 6471 ms returned unknown
Current structural bounds on expressions (after SMT) : [3] Max seen :[1]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 173 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 173 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 171 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-16 17:33:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:33:01] [INFO ] Invariant cache hit.
[2023-03-16 17:33:03] [INFO ] Implicit Places using invariants in 1850 ms returned []
Implicit Place search using SMT only with invariants took 1851 ms to find 0 implicit places.
[2023-03-16 17:33:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-16 17:33:03] [INFO ] Invariant cache hit.
[2023-03-16 17:33:12] [INFO ] Dead Transitions using invariants and state equation in 9098 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11131 ms. Remains : 626/626 places, 31352/31352 transitions.
Ending property specific reduction for RERS17pb113-PT-3-UpperBounds-14 in 79862 ms.
[2023-03-16 17:33:13] [INFO ] Flatten gal took : 1061 ms
[2023-03-16 17:33:13] [INFO ] Export to MCC of 8 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-16 17:33:13] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 626 places, 31352 transitions and 125392 arcs took 96 ms.
Total runtime 2742657 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/1185/ub_0_ --maxsum=/tmp/1185/ub_1_ --maxsum=/tmp/1185/ub_2_ --maxsum=/tmp/1185/ub_3_ --maxsum=/tmp/1185/ub_4_ --maxsum=/tmp/1185/ub_5_ --maxsum=/tmp/1185/ub_6_ --maxsum=/tmp/1185/ub_7_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 15364388 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16060688 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 UpperBounds -timeout 360 -rebuildPNML
mcc2023

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="RERS17pb113-PT-3"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS17pb113-PT-3, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201500021"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-3.tgz
mv RERS17pb113-PT-3 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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