About the Execution of Marcie+red for RERS17pb113-PT-9
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 3874.640 | 3600000.00 | 3717274.00 | 7404.10 | ? ? ? ? ? ? ? ? ? ? ? 9 ? ? ? ? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r330-tall-167889202800069.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is RERS17pb113-PT-9, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r330-tall-167889202800069
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.4K Feb 26 18:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 26 18:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 18:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Feb 26 18:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 18:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 26 18:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 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-9-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-9-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1679035581900
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=marciexred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-9
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-17 06:46:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-17 06:46:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 06:46:23] [INFO ] Load time of PNML (sax parser for PT used): 595 ms
[2023-03-17 06:46:24] [INFO ] Transformed 639 places.
[2023-03-17 06:46:24] [INFO ] Transformed 31353 transitions.
[2023-03-17 06:46:24] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 789 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Normalized transition count is 18326 out of 31353 initially.
// Phase 1: matrix 18326 rows 639 cols
[2023-03-17 06:46:24] [INFO ] Computed 25 place invariants in 133 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 323 ms. (steps per millisecond=30 ) properties (out of 16) seen :22
FORMULA RERS17pb113-PT-9-UpperBounds-11 9 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 15) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 15) 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 15) 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 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 15) 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 15) 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 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 15) seen :0
[2023-03-17 06:46:25] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-17 06:46:25] [INFO ] Computed 25 place invariants in 67 ms
[2023-03-17 06:46:26] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-17 06:46:26] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 5 ms returned sat
[2023-03-17 06:46:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:46:30] [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 0
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)
[2023-03-17 06:46:30] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 06:46:30] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 06:46:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:46:35] [INFO ] [Real]Absence check using state equation in 4923 ms returned unknown
[2023-03-17 06:46:35] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 06:46:35] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 06:46:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:46:40] [INFO ] [Real]Absence check using state equation in 4929 ms returned unknown
[2023-03-17 06:46:40] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:46:40] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 5 ms returned sat
[2023-03-17 06:46:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:46:45] [INFO ] [Real]Absence check using state equation in 4933 ms returned unknown
[2023-03-17 06:46:45] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-17 06:46:45] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 06:46:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:46:50] [INFO ] [Real]Absence check using state equation in 4925 ms returned unknown
[2023-03-17 06:46:50] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:46:51] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 06:46:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:46:55] [INFO ] [Real]Absence check using state equation in 4928 ms returned unknown
[2023-03-17 06:46:56] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 06:46:56] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2023-03-17 06:46:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:00] [INFO ] [Real]Absence check using state equation in 4931 ms returned unknown
[2023-03-17 06:47:01] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:47:01] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 06:47:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:05] [INFO ] [Real]Absence check using state equation in 4951 ms returned unknown
[2023-03-17 06:47:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:47:06] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2023-03-17 06:47:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:11] [INFO ] [Real]Absence check using state equation in 4935 ms returned unknown
[2023-03-17 06:47:11] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:47:11] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 06:47:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:16] [INFO ] [Real]Absence check using state equation in 4946 ms returned unknown
[2023-03-17 06:47:16] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:47:16] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 06:47:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:21] [INFO ] [Real]Absence check using state equation in 4945 ms returned unknown
[2023-03-17 06:47:21] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:47:21] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 06:47:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:26] [INFO ] [Real]Absence check using state equation in 4937 ms returned unknown
[2023-03-17 06:47:26] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:47:26] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 2 ms returned sat
[2023-03-17 06:47:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:31] [INFO ] [Real]Absence check using state equation in 4930 ms returned unknown
[2023-03-17 06:47:31] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:47:31] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 06:47:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:36] [INFO ] [Real]Absence check using state equation in 4942 ms returned unknown
[2023-03-17 06:47:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:47:36] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 1 ms returned sat
[2023-03-17 06:47:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:47:41] [INFO ] [Real]Absence check using state equation in 4939 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[1, 0, 0, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 5]
Support contains 15 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 579 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 584 ms. Remains : 626/639 places, 31352/31353 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 06:47:41] [INFO ] Computed 13 place invariants in 62 ms
Finished random walk after 990935 steps, including 2 resets, run visited all 15 properties in 30001 ms. (steps per millisecond=33 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1920 ms. (steps per millisecond=520 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1846 ms. (steps per millisecond=541 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1823 ms. (steps per millisecond=548 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2579 ms. (steps per millisecond=387 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1840 ms. (steps per millisecond=543 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1983 ms. (steps per millisecond=504 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2097 ms. (steps per millisecond=476 ) properties (out of 15) seen :18
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1730 ms. (steps per millisecond=578 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2230 ms. (steps per millisecond=448 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1721 ms. (steps per millisecond=581 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1695 ms. (steps per millisecond=589 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1822 ms. (steps per millisecond=548 ) properties (out of 15) seen :13
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1817 ms. (steps per millisecond=550 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1984 ms. (steps per millisecond=504 ) properties (out of 15) seen :18
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2197 ms. (steps per millisecond=455 ) properties (out of 15) seen :15
[2023-03-17 06:48:41] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 06:48:41] [INFO ] Computed 13 place invariants in 47 ms
[2023-03-17 06:48:41] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:48:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:48:54] [INFO ] [Real]Absence check using state equation in 12819 ms returned sat
[2023-03-17 06:48:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:48:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:48:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:49:04] [INFO ] [Nat]Absence check using state equation in 9498 ms returned sat
[2023-03-17 06:49:04] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 06:49:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:49:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6500 ms returned unknown
[2023-03-17 06:49:10] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:49:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:49:23] [INFO ] [Real]Absence check using state equation in 12740 ms returned sat
[2023-03-17 06:49:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:49:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:49:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:49:39] [INFO ] [Nat]Absence check using state equation in 14900 ms returned sat
[2023-03-17 06:49:42] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:49:45] [INFO ] [Nat]Added 268 Read/Feed constraints in 6415 ms returned unknown
[2023-03-17 06:49:45] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:49:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:49:56] [INFO ] [Real]Absence check using state equation in 10928 ms returned sat
[2023-03-17 06:49:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:49:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:49:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:50:07] [INFO ] [Nat]Absence check using state equation in 10533 ms returned sat
[2023-03-17 06:50:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:50:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6462 ms returned unknown
[2023-03-17 06:50:14] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:50:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:50:29] [INFO ] [Real]Absence check using state equation in 15316 ms returned sat
[2023-03-17 06:50:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:50:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:50:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:50:45] [INFO ] [Nat]Absence check using state equation in 15880 ms returned sat
[2023-03-17 06:50:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:50:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 6389 ms returned unknown
[2023-03-17 06:50:52] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:50:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:51:06] [INFO ] [Real]Absence check using state equation in 14490 ms returned sat
[2023-03-17 06:51:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:51:07] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:51:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:51:21] [INFO ] [Nat]Absence check using state equation in 14738 ms returned sat
[2023-03-17 06:51:25] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:51:28] [INFO ] [Nat]Added 268 Read/Feed constraints in 6387 ms returned sat
[2023-03-17 06:51:31] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2774 ms.
[2023-03-17 06:51:32] [INFO ] Added : 0 causal constraints over 0 iterations in 3725 ms. Result :sat
[2023-03-17 06:51:32] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:51:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:51:46] [INFO ] [Real]Absence check using state equation in 13406 ms returned sat
[2023-03-17 06:51:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:51:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 06:51:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:51:59] [INFO ] [Nat]Absence check using state equation in 12798 ms returned sat
[2023-03-17 06:52:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:52:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 6476 ms returned unknown
[2023-03-17 06:52:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:52:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:52:17] [INFO ] [Real]Absence check using state equation in 11580 ms returned sat
[2023-03-17 06:52:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:52:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:52:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:52:32] [INFO ] [Nat]Absence check using state equation in 14032 ms returned sat
[2023-03-17 06:52:35] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:52:38] [INFO ] [Nat]Added 268 Read/Feed constraints in 6380 ms returned unknown
[2023-03-17 06:52:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:52:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:52:49] [INFO ] [Real]Absence check using state equation in 10577 ms returned sat
[2023-03-17 06:52:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:52:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 06:52:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:53:00] [INFO ] [Nat]Absence check using state equation in 11495 ms returned sat
[2023-03-17 06:53:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:53:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6447 ms returned unknown
[2023-03-17 06:53:07] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 06:53:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:53:21] [INFO ] [Real]Absence check using state equation in 13567 ms returned sat
[2023-03-17 06:53:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:53:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:53:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:53:34] [INFO ] [Nat]Absence check using state equation in 13255 ms returned sat
[2023-03-17 06:53:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:53:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6443 ms returned unknown
[2023-03-17 06:53:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:53:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:53:52] [INFO ] [Real]Absence check using state equation in 11021 ms returned sat
[2023-03-17 06:53:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:53:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-17 06:53:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:54:04] [INFO ] [Nat]Absence check using state equation in 11379 ms returned sat
[2023-03-17 06:54:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:54:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6458 ms returned unknown
[2023-03-17 06:54:10] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:54:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:54:20] [INFO ] [Real]Absence check using state equation in 10035 ms returned sat
[2023-03-17 06:54:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:54:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:54:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:54:31] [INFO ] [Nat]Absence check using state equation in 10479 ms returned sat
[2023-03-17 06:54:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:54:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6373 ms returned unknown
[2023-03-17 06:54:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:54:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:54:49] [INFO ] [Real]Absence check using state equation in 11218 ms returned sat
[2023-03-17 06:54:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:54:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:54:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:55:03] [INFO ] [Nat]Absence check using state equation in 13409 ms returned sat
[2023-03-17 06:55:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:55:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6405 ms returned unknown
[2023-03-17 06:55:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:55:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:55:22] [INFO ] [Real]Absence check using state equation in 12527 ms returned sat
[2023-03-17 06:55:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:55:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:55:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:55:34] [INFO ] [Nat]Absence check using state equation in 12244 ms returned sat
[2023-03-17 06:55:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:55:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6588 ms returned unknown
[2023-03-17 06:55:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:55:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:55:51] [INFO ] [Real]Absence check using state equation in 10091 ms returned sat
[2023-03-17 06:55:51] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:55:51] [INFO ] [Nat]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 06:55:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:56:04] [INFO ] [Nat]Absence check using state equation in 12798 ms returned sat
[2023-03-17 06:56:08] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:56:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 4472 ms returned sat
[2023-03-17 06:56:11] [INFO ] Deduced a trap composed of 64 places in 2485 ms of which 5 ms to minimize.
[2023-03-17 06:56:14] [INFO ] Deduced a trap composed of 40 places in 2362 ms of which 6 ms to minimize.
[2023-03-17 06:56:17] [INFO ] Deduced a trap composed of 48 places in 2427 ms of which 1 ms to minimize.
[2023-03-17 06:56:19] [INFO ] Deduced a trap composed of 64 places in 2284 ms of which 2 ms to minimize.
[2023-03-17 06:56:22] [INFO ] Deduced a trap composed of 48 places in 2002 ms of which 0 ms to minimize.
[2023-03-17 06:56:24] [INFO ] Deduced a trap composed of 48 places in 1757 ms of which 0 ms to minimize.
[2023-03-17 06:56:25] [INFO ] Deduced a trap composed of 40 places in 1301 ms of which 0 ms to minimize.
[2023-03-17 06:56:27] [INFO ] Deduced a trap composed of 48 places in 1099 ms of which 2 ms to minimize.
[2023-03-17 06:56:28] [INFO ] Deduced a trap composed of 64 places in 1159 ms of which 0 ms to minimize.
[2023-03-17 06:56:30] [INFO ] Deduced a trap composed of 64 places in 996 ms of which 0 ms to minimize.
[2023-03-17 06:56:30] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 21477 ms
[2023-03-17 06:56:32] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2182 ms.
[2023-03-17 06:56:33] [INFO ] Added : 0 causal constraints over 0 iterations in 3239 ms. Result :sat
[2023-03-17 06:56:34] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2023-03-17 06:56:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:56:47] [INFO ] [Real]Absence check using state equation in 12820 ms returned sat
[2023-03-17 06:56:47] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:56:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:56:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:56:57] [INFO ] [Nat]Absence check using state equation in 10148 ms returned sat
[2023-03-17 06:57:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:57:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 6461 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[3, 2, 2, 6, 1, 3, 4, 1, 2, 1, 1, 1, 1, 2, 5]
Support contains 15 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 169 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 169 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 212 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 06:57:04] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 06:57:04] [INFO ] Invariant cache hit.
[2023-03-17 06:57:06] [INFO ] Implicit Places using invariants in 1974 ms returned []
Implicit Place search using SMT only with invariants took 1980 ms to find 0 implicit places.
[2023-03-17 06:57:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 06:57:06] [INFO ] Invariant cache hit.
[2023-03-17 06:57:15] [INFO ] Dead Transitions using invariants and state equation in 8800 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10997 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 06:57:15] [INFO ] Computed 13 place invariants in 53 ms
Finished random walk after 858350 steps, including 2 resets, run visited all 15 properties in 30001 ms. (steps per millisecond=28 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2005 ms. (steps per millisecond=498 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1929 ms. (steps per millisecond=518 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1900 ms. (steps per millisecond=526 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2780 ms. (steps per millisecond=359 ) properties (out of 15) seen :19
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1937 ms. (steps per millisecond=516 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2065 ms. (steps per millisecond=484 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2229 ms. (steps per millisecond=448 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1910 ms. (steps per millisecond=523 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2391 ms. (steps per millisecond=418 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1894 ms. (steps per millisecond=527 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1859 ms. (steps per millisecond=537 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1965 ms. (steps per millisecond=508 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1957 ms. (steps per millisecond=510 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2184 ms. (steps per millisecond=457 ) properties (out of 15) seen :18
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2316 ms. (steps per millisecond=431 ) properties (out of 15) seen :17
[2023-03-17 06:58:16] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 06:58:16] [INFO ] Computed 13 place invariants in 51 ms
[2023-03-17 06:58:17] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:58:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:58:28] [INFO ] [Real]Absence check using state equation in 11643 ms returned sat
[2023-03-17 06:58:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:58:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:58:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:58:37] [INFO ] [Nat]Absence check using state equation in 8048 ms returned sat
[2023-03-17 06:58:37] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 06:58:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:58:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6557 ms returned unknown
[2023-03-17 06:58:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:58:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:58:55] [INFO ] [Real]Absence check using state equation in 11152 ms returned sat
[2023-03-17 06:58:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:58:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:58:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:59:09] [INFO ] [Nat]Absence check using state equation in 13838 ms returned sat
[2023-03-17 06:59:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:59:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6435 ms returned unknown
[2023-03-17 06:59:15] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:59:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:59:26] [INFO ] [Real]Absence check using state equation in 10952 ms returned sat
[2023-03-17 06:59:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:59:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:59:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 06:59:37] [INFO ] [Nat]Absence check using state equation in 10118 ms returned sat
[2023-03-17 06:59:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 06:59:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6430 ms returned unknown
[2023-03-17 06:59:43] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 06:59:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 06:59:59] [INFO ] [Real]Absence check using state equation in 15415 ms returned sat
[2023-03-17 06:59:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 06:59:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 06:59:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:00:14] [INFO ] [Nat]Absence check using state equation in 15108 ms returned sat
[2023-03-17 07:00:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:00:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6426 ms returned unknown
[2023-03-17 07:00:21] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:00:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:00:35] [INFO ] [Real]Absence check using state equation in 13809 ms returned sat
[2023-03-17 07:00:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:00:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:00:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:00:51] [INFO ] [Nat]Absence check using state equation in 16377 ms returned sat
[2023-03-17 07:00:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:00:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6364 ms returned unknown
[2023-03-17 07:00:58] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-17 07:00:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:01:09] [INFO ] [Real]Absence check using state equation in 11424 ms returned sat
[2023-03-17 07:01:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:01:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 07:01:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:01:23] [INFO ] [Nat]Absence check using state equation in 13264 ms returned sat
[2023-03-17 07:01:26] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:01:29] [INFO ] [Nat]Added 268 Read/Feed constraints in 6446 ms returned unknown
[2023-03-17 07:01:30] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:01:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:01:43] [INFO ] [Real]Absence check using state equation in 13390 ms returned sat
[2023-03-17 07:01:45] [INFO ] [Real]Added 268 Read/Feed constraints in 2173 ms returned sat
[2023-03-17 07:01:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:01:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:01:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:02:00] [INFO ] [Nat]Absence check using state equation in 14042 ms returned sat
[2023-03-17 07:02:03] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:02:06] [INFO ] [Nat]Added 268 Read/Feed constraints in 6443 ms returned unknown
[2023-03-17 07:02:06] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:02:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:02:17] [INFO ] [Real]Absence check using state equation in 10848 ms returned sat
[2023-03-17 07:02:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:02:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:02:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:02:29] [INFO ] [Nat]Absence check using state equation in 11577 ms returned sat
[2023-03-17 07:02:33] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:02:36] [INFO ] [Nat]Added 268 Read/Feed constraints in 6375 ms returned unknown
[2023-03-17 07:02:36] [INFO ] [Real]Absence check using 13 positive place invariants in 12 ms returned sat
[2023-03-17 07:02:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:02:49] [INFO ] [Real]Absence check using state equation in 13335 ms returned sat
[2023-03-17 07:02:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:02:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:02:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:03:03] [INFO ] [Nat]Absence check using state equation in 13227 ms returned sat
[2023-03-17 07:03:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:03:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6474 ms returned unknown
[2023-03-17 07:03:09] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:03:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:03:20] [INFO ] [Real]Absence check using state equation in 10524 ms returned sat
[2023-03-17 07:03:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:03:20] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:03:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:03:32] [INFO ] [Nat]Absence check using state equation in 11551 ms returned sat
[2023-03-17 07:03:35] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:03:38] [INFO ] [Nat]Added 268 Read/Feed constraints in 6400 ms returned unknown
[2023-03-17 07:03:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:03:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:03:49] [INFO ] [Real]Absence check using state equation in 10618 ms returned sat
[2023-03-17 07:03:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:03:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:03:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:04:00] [INFO ] [Nat]Absence check using state equation in 10874 ms returned sat
[2023-03-17 07:04:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:04:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6450 ms returned unknown
[2023-03-17 07:04:07] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:04:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:04:18] [INFO ] [Real]Absence check using state equation in 11282 ms returned sat
[2023-03-17 07:04:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:04:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:04:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:04:33] [INFO ] [Nat]Absence check using state equation in 14483 ms returned sat
[2023-03-17 07:04:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:04:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6434 ms returned unknown
[2023-03-17 07:04:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:04:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:04:52] [INFO ] [Real]Absence check using state equation in 12406 ms returned sat
[2023-03-17 07:04:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:04:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:04:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:05:04] [INFO ] [Nat]Absence check using state equation in 11906 ms returned sat
[2023-03-17 07:05:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:05:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6378 ms returned unknown
[2023-03-17 07:05:11] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:05:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:05:20] [INFO ] [Real]Absence check using state equation in 9930 ms returned sat
[2023-03-17 07:05:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:05:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:05:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:05:32] [INFO ] [Nat]Absence check using state equation in 11584 ms returned sat
[2023-03-17 07:05:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:05:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 4096 ms returned sat
[2023-03-17 07:05:39] [INFO ] Deduced a trap composed of 64 places in 2165 ms of which 1 ms to minimize.
[2023-03-17 07:05:42] [INFO ] Deduced a trap composed of 40 places in 2404 ms of which 1 ms to minimize.
[2023-03-17 07:05:44] [INFO ] Deduced a trap composed of 40 places in 2371 ms of which 1 ms to minimize.
[2023-03-17 07:05:47] [INFO ] Deduced a trap composed of 48 places in 2168 ms of which 0 ms to minimize.
[2023-03-17 07:05:50] [INFO ] Deduced a trap composed of 48 places in 2277 ms of which 1 ms to minimize.
[2023-03-17 07:05:52] [INFO ] Deduced a trap composed of 48 places in 2161 ms of which 0 ms to minimize.
[2023-03-17 07:05:54] [INFO ] Deduced a trap composed of 40 places in 2010 ms of which 1 ms to minimize.
[2023-03-17 07:05:56] [INFO ] Deduced a trap composed of 48 places in 1780 ms of which 0 ms to minimize.
[2023-03-17 07:05:58] [INFO ] Deduced a trap composed of 64 places in 1599 ms of which 1 ms to minimize.
[2023-03-17 07:05:59] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 22535 ms
[2023-03-17 07:06:01] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2211 ms.
[2023-03-17 07:06:02] [INFO ] Added : 0 causal constraints over 0 iterations in 3377 ms. Result :sat
[2023-03-17 07:06:03] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:06:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:06:15] [INFO ] [Real]Absence check using state equation in 12010 ms returned sat
[2023-03-17 07:06:15] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:06:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:06:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:06:26] [INFO ] [Nat]Absence check using state equation in 10682 ms returned sat
[2023-03-17 07:06:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:06:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6437 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[3, 2, 2, 6, 1, 3, 6, 1, 2, 1, 1, 1, 2, 2, 5]
Support contains 15 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 211 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 213 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 184 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 07:06:35] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:06:35] [INFO ] Invariant cache hit.
[2023-03-17 07:06:37] [INFO ] Implicit Places using invariants in 1843 ms returned []
Implicit Place search using SMT only with invariants took 1846 ms to find 0 implicit places.
[2023-03-17 07:06:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:06:37] [INFO ] Invariant cache hit.
[2023-03-17 07:06:46] [INFO ] Dead Transitions using invariants and state equation in 8719 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10757 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 07:06:46] [INFO ] Computed 13 place invariants in 49 ms
Finished random walk after 894516 steps, including 2 resets, run visited all 15 properties in 30001 ms. (steps per millisecond=29 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1939 ms. (steps per millisecond=515 ) properties (out of 15) seen :20
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1901 ms. (steps per millisecond=526 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1979 ms. (steps per millisecond=505 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2945 ms. (steps per millisecond=339 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1901 ms. (steps per millisecond=526 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1986 ms. (steps per millisecond=503 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2201 ms. (steps per millisecond=454 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1877 ms. (steps per millisecond=532 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2367 ms. (steps per millisecond=422 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1970 ms. (steps per millisecond=507 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2050 ms. (steps per millisecond=487 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2099 ms. (steps per millisecond=476 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1821 ms. (steps per millisecond=549 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2039 ms. (steps per millisecond=490 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 2309 ms. (steps per millisecond=433 ) properties (out of 15) seen :17
[2023-03-17 07:07:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 07:07:48] [INFO ] Computed 13 place invariants in 45 ms
[2023-03-17 07:07:48] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:07:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:07:58] [INFO ] [Real]Absence check using state equation in 10086 ms returned sat
[2023-03-17 07:07:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:07:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:07:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:08:09] [INFO ] [Nat]Absence check using state equation in 10575 ms returned sat
[2023-03-17 07:08:09] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 07:08:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:08:15] [INFO ] [Nat]Added 268 Read/Feed constraints in 6495 ms returned unknown
[2023-03-17 07:08:15] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:08:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:08:29] [INFO ] [Real]Absence check using state equation in 13200 ms returned sat
[2023-03-17 07:08:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:08:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:08:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:08:43] [INFO ] [Nat]Absence check using state equation in 14117 ms returned sat
[2023-03-17 07:08:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:08:50] [INFO ] [Nat]Added 268 Read/Feed constraints in 6469 ms returned unknown
[2023-03-17 07:08:50] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:08:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:09:01] [INFO ] [Real]Absence check using state equation in 11114 ms returned sat
[2023-03-17 07:09:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:09:01] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:09:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:09:14] [INFO ] [Nat]Absence check using state equation in 12230 ms returned sat
[2023-03-17 07:09:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:09:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 6448 ms returned unknown
[2023-03-17 07:09:20] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:09:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:09:39] [INFO ] [Real]Absence check using state equation in 18796 ms returned sat
[2023-03-17 07:09:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:09:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:09:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:09:58] [INFO ] [Nat]Absence check using state equation in 18698 ms returned sat
[2023-03-17 07:10:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:10:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 6463 ms returned unknown
[2023-03-17 07:10:05] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:10:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:10:18] [INFO ] [Real]Absence check using state equation in 13237 ms returned sat
[2023-03-17 07:10:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:10:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:10:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:10:35] [INFO ] [Nat]Absence check using state equation in 16562 ms returned sat
[2023-03-17 07:10:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:10:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6448 ms returned unknown
[2023-03-17 07:10:41] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:10:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:10:55] [INFO ] [Real]Absence check using state equation in 13174 ms returned sat
[2023-03-17 07:10:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:10:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:10:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:11:08] [INFO ] [Nat]Absence check using state equation in 12784 ms returned sat
[2023-03-17 07:11:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:11:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 6439 ms returned unknown
[2023-03-17 07:11:14] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:11:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:11:28] [INFO ] [Real]Absence check using state equation in 13717 ms returned sat
[2023-03-17 07:11:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:11:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:11:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:11:44] [INFO ] [Nat]Absence check using state equation in 15565 ms returned sat
[2023-03-17 07:11:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:11:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6503 ms returned unknown
[2023-03-17 07:11:51] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 07:11:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:12:02] [INFO ] [Real]Absence check using state equation in 11877 ms returned sat
[2023-03-17 07:12:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:12:03] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:12:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:12:15] [INFO ] [Nat]Absence check using state equation in 12151 ms returned sat
[2023-03-17 07:12:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:12:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6414 ms returned unknown
[2023-03-17 07:12:22] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:12:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:12:36] [INFO ] [Real]Absence check using state equation in 14864 ms returned sat
[2023-03-17 07:12:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:12:37] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:12:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:12:51] [INFO ] [Nat]Absence check using state equation in 14287 ms returned sat
[2023-03-17 07:12:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:12:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6421 ms returned unknown
[2023-03-17 07:12:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:12:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:13:09] [INFO ] [Real]Absence check using state equation in 11613 ms returned sat
[2023-03-17 07:13:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:13:10] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:13:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:13:23] [INFO ] [Nat]Absence check using state equation in 13518 ms returned sat
[2023-03-17 07:13:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:13:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 6438 ms returned unknown
[2023-03-17 07:13:30] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:13:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:13:41] [INFO ] [Real]Absence check using state equation in 10832 ms returned sat
[2023-03-17 07:13:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:13:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:13:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:13:53] [INFO ] [Nat]Absence check using state equation in 11543 ms returned sat
[2023-03-17 07:13:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:13:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6441 ms returned unknown
[2023-03-17 07:13:59] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:13:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:14:11] [INFO ] [Real]Absence check using state equation in 11814 ms returned sat
[2023-03-17 07:14:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:14:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:14:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:14:25] [INFO ] [Nat]Absence check using state equation in 14095 ms returned sat
[2023-03-17 07:14:29] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:14:32] [INFO ] [Nat]Added 268 Read/Feed constraints in 6436 ms returned unknown
[2023-03-17 07:14:32] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:14:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:14:44] [INFO ] [Real]Absence check using state equation in 12183 ms returned sat
[2023-03-17 07:14:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:14:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:14:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:14:57] [INFO ] [Nat]Absence check using state equation in 12804 ms returned sat
[2023-03-17 07:15:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:15:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 6473 ms returned unknown
[2023-03-17 07:15:04] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:15:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:15:14] [INFO ] [Real]Absence check using state equation in 10124 ms returned sat
[2023-03-17 07:15:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:15:14] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:15:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:15:27] [INFO ] [Nat]Absence check using state equation in 12143 ms returned sat
[2023-03-17 07:15:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:15:31] [INFO ] [Nat]Added 268 Read/Feed constraints in 4272 ms returned sat
[2023-03-17 07:15:34] [INFO ] Deduced a trap composed of 48 places in 2454 ms of which 1 ms to minimize.
[2023-03-17 07:15:36] [INFO ] Deduced a trap composed of 40 places in 2020 ms of which 1 ms to minimize.
[2023-03-17 07:15:38] [INFO ] Deduced a trap composed of 64 places in 1715 ms of which 1 ms to minimize.
[2023-03-17 07:15:40] [INFO ] Deduced a trap composed of 48 places in 1692 ms of which 1 ms to minimize.
[2023-03-17 07:15:42] [INFO ] Deduced a trap composed of 64 places in 1851 ms of which 0 ms to minimize.
[2023-03-17 07:15:44] [INFO ] Deduced a trap composed of 64 places in 1794 ms of which 0 ms to minimize.
[2023-03-17 07:15:46] [INFO ] Deduced a trap composed of 40 places in 1009 ms of which 0 ms to minimize.
[2023-03-17 07:15:47] [INFO ] Deduced a trap composed of 48 places in 842 ms of which 1 ms to minimize.
[2023-03-17 07:15:47] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 16594 ms
[2023-03-17 07:15:50] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2195 ms.
[2023-03-17 07:15:51] [INFO ] Added : 0 causal constraints over 0 iterations in 3269 ms. Result :sat
[2023-03-17 07:15:51] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:15:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:16:04] [INFO ] [Real]Absence check using state equation in 12692 ms returned sat
[2023-03-17 07:16:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:16:04] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:16:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:16:15] [INFO ] [Nat]Absence check using state equation in 10342 ms returned sat
[2023-03-17 07:16:18] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:16:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 6421 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[6, 2, 2, 6, 1, 3, 7, 1, 2, 1, 1, 1, 2, 2, 5]
Support contains 15 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 167 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 07:16:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:16:22] [INFO ] Invariant cache hit.
[2023-03-17 07:16:23] [INFO ] Implicit Places using invariants in 1863 ms returned []
Implicit Place search using SMT only with invariants took 1868 ms to find 0 implicit places.
[2023-03-17 07:16:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:16:23] [INFO ] Invariant cache hit.
[2023-03-17 07:16:32] [INFO ] Dead Transitions using invariants and state equation in 8799 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10842 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 07:16:32] [INFO ] Computed 13 place invariants in 49 ms
Finished random walk after 932571 steps, including 2 resets, run visited all 15 properties in 30001 ms. (steps per millisecond=31 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1947 ms. (steps per millisecond=513 ) properties (out of 15) seen :18
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1900 ms. (steps per millisecond=526 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1883 ms. (steps per millisecond=531 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2634 ms. (steps per millisecond=379 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1790 ms. (steps per millisecond=558 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1958 ms. (steps per millisecond=510 ) properties (out of 15) seen :18
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2144 ms. (steps per millisecond=466 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1825 ms. (steps per millisecond=547 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2357 ms. (steps per millisecond=424 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1809 ms. (steps per millisecond=552 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1771 ms. (steps per millisecond=564 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1854 ms. (steps per millisecond=539 ) properties (out of 15) seen :19
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1790 ms. (steps per millisecond=558 ) properties (out of 15) seen :20
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1904 ms. (steps per millisecond=525 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2138 ms. (steps per millisecond=467 ) properties (out of 15) seen :15
[2023-03-17 07:17:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 07:17:32] [INFO ] Computed 13 place invariants in 52 ms
[2023-03-17 07:17:32] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:17:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:17:43] [INFO ] [Real]Absence check using state equation in 10380 ms returned sat
[2023-03-17 07:17:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:17:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:17:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:17:54] [INFO ] [Nat]Absence check using state equation in 11493 ms returned sat
[2023-03-17 07:17:55] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 07:17:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:18:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6450 ms returned unknown
[2023-03-17 07:18:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:18:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:18:13] [INFO ] [Real]Absence check using state equation in 11457 ms returned sat
[2023-03-17 07:18:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:18:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:18:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:18:27] [INFO ] [Nat]Absence check using state equation in 14420 ms returned sat
[2023-03-17 07:18:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:18:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6400 ms returned unknown
[2023-03-17 07:18:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:18:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:18:44] [INFO ] [Real]Absence check using state equation in 10358 ms returned sat
[2023-03-17 07:18:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:18:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:18:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:18:55] [INFO ] [Nat]Absence check using state equation in 10393 ms returned sat
[2023-03-17 07:18:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:19:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6429 ms returned unknown
[2023-03-17 07:19:02] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:19:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:19:17] [INFO ] [Real]Absence check using state equation in 15063 ms returned sat
[2023-03-17 07:19:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:19:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:19:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:19:33] [INFO ] [Nat]Absence check using state equation in 16037 ms returned sat
[2023-03-17 07:19:36] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:19:39] [INFO ] [Nat]Added 268 Read/Feed constraints in 6371 ms returned unknown
[2023-03-17 07:19:39] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 07:19:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:19:53] [INFO ] [Real]Absence check using state equation in 13827 ms returned sat
[2023-03-17 07:19:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:19:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:19:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:20:09] [INFO ] [Nat]Absence check using state equation in 15516 ms returned sat
[2023-03-17 07:20:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:20:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6367 ms returned unknown
[2023-03-17 07:20:16] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:20:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:20:29] [INFO ] [Real]Absence check using state equation in 13308 ms returned sat
[2023-03-17 07:20:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:20:29] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:20:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:20:43] [INFO ] [Nat]Absence check using state equation in 13243 ms returned sat
[2023-03-17 07:20:46] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:20:49] [INFO ] [Nat]Added 268 Read/Feed constraints in 6417 ms returned unknown
[2023-03-17 07:20:49] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:20:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:21:06] [INFO ] [Real]Absence check using state equation in 16849 ms returned sat
[2023-03-17 07:21:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:21:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:21:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:21:23] [INFO ] [Nat]Absence check using state equation in 16491 ms returned sat
[2023-03-17 07:21:26] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:21:29] [INFO ] [Nat]Added 268 Read/Feed constraints in 6439 ms returned unknown
[2023-03-17 07:21:29] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:21:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:21:41] [INFO ] [Real]Absence check using state equation in 12009 ms returned sat
[2023-03-17 07:21:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:21:42] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:21:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:21:55] [INFO ] [Nat]Absence check using state equation in 12896 ms returned sat
[2023-03-17 07:21:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:22:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6469 ms returned unknown
[2023-03-17 07:22:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:22:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:22:16] [INFO ] [Real]Absence check using state equation in 14881 ms returned sat
[2023-03-17 07:22:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:22:17] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:22:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:22:30] [INFO ] [Nat]Absence check using state equation in 13449 ms returned sat
[2023-03-17 07:22:34] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:22:37] [INFO ] [Nat]Added 268 Read/Feed constraints in 6399 ms returned unknown
[2023-03-17 07:22:37] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:22:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:22:48] [INFO ] [Real]Absence check using state equation in 11170 ms returned sat
[2023-03-17 07:22:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:22:48] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:22:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:23:01] [INFO ] [Nat]Absence check using state equation in 12724 ms returned sat
[2023-03-17 07:23:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:23:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6531 ms returned unknown
[2023-03-17 07:23:08] [INFO ] [Real]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-17 07:23:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:23:18] [INFO ] [Real]Absence check using state equation in 10524 ms returned sat
[2023-03-17 07:23:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:23:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:23:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:23:29] [INFO ] [Nat]Absence check using state equation in 11053 ms returned sat
[2023-03-17 07:23:33] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:23:36] [INFO ] [Nat]Added 268 Read/Feed constraints in 6422 ms returned unknown
[2023-03-17 07:23:36] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:23:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:23:49] [INFO ] [Real]Absence check using state equation in 13026 ms returned sat
[2023-03-17 07:23:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:23:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:23:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:24:02] [INFO ] [Nat]Absence check using state equation in 12329 ms returned sat
[2023-03-17 07:24:05] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:24:08] [INFO ] [Nat]Added 268 Read/Feed constraints in 6402 ms returned unknown
[2023-03-17 07:24:08] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:24:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:24:21] [INFO ] [Real]Absence check using state equation in 13045 ms returned sat
[2023-03-17 07:24:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:24:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:24:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:24:35] [INFO ] [Nat]Absence check using state equation in 13058 ms returned sat
[2023-03-17 07:24:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:24:41] [INFO ] [Nat]Added 268 Read/Feed constraints in 6404 ms returned unknown
[2023-03-17 07:24:41] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:24:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:24:52] [INFO ] [Real]Absence check using state equation in 10720 ms returned sat
[2023-03-17 07:24:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:24:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:24:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:25:07] [INFO ] [Nat]Absence check using state equation in 14176 ms returned sat
[2023-03-17 07:25:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:25:11] [INFO ] [Nat]Added 268 Read/Feed constraints in 4625 ms returned sat
[2023-03-17 07:25:14] [INFO ] Deduced a trap composed of 40 places in 2422 ms of which 0 ms to minimize.
[2023-03-17 07:25:17] [INFO ] Deduced a trap composed of 48 places in 2413 ms of which 1 ms to minimize.
[2023-03-17 07:25:19] [INFO ] Deduced a trap composed of 48 places in 2085 ms of which 1 ms to minimize.
[2023-03-17 07:25:21] [INFO ] Deduced a trap composed of 40 places in 1942 ms of which 0 ms to minimize.
[2023-03-17 07:25:24] [INFO ] Deduced a trap composed of 64 places in 1960 ms of which 0 ms to minimize.
[2023-03-17 07:25:26] [INFO ] Deduced a trap composed of 48 places in 1875 ms of which 0 ms to minimize.
[2023-03-17 07:25:28] [INFO ] Deduced a trap composed of 64 places in 1713 ms of which 2 ms to minimize.
[2023-03-17 07:25:30] [INFO ] Deduced a trap composed of 64 places in 1743 ms of which 3 ms to minimize.
[2023-03-17 07:25:31] [INFO ] Deduced a trap composed of 64 places in 865 ms of which 0 ms to minimize.
[2023-03-17 07:25:32] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 20485 ms
[2023-03-17 07:25:34] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2152 ms.
[2023-03-17 07:25:35] [INFO ] Added : 0 causal constraints over 0 iterations in 3238 ms. Result :sat
[2023-03-17 07:25:35] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:25:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:25:48] [INFO ] [Real]Absence check using state equation in 12823 ms returned sat
[2023-03-17 07:25:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:25:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 07:25:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:26:00] [INFO ] [Nat]Absence check using state equation in 10866 ms returned sat
[2023-03-17 07:26:03] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:26:06] [INFO ] [Nat]Added 268 Read/Feed constraints in 6378 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[6, 2, 2, 6, 1, 4, 7, 1, 2, 1, 1, 2, 3, 2, 5]
Support contains 15 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 183 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 07:26:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:26:08] [INFO ] Invariant cache hit.
[2023-03-17 07:26:10] [INFO ] Implicit Places using invariants in 1871 ms returned []
Implicit Place search using SMT only with invariants took 1872 ms to find 0 implicit places.
[2023-03-17 07:26:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:26:10] [INFO ] Invariant cache hit.
[2023-03-17 07:26:19] [INFO ] Dead Transitions using invariants and state equation in 8892 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10973 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 07:26:19] [INFO ] Computed 13 place invariants in 53 ms
Finished random walk after 924175 steps, including 2 resets, run visited all 15 properties in 30001 ms. (steps per millisecond=30 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2179 ms. (steps per millisecond=458 ) properties (out of 15) seen :19
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2105 ms. (steps per millisecond=475 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2100 ms. (steps per millisecond=476 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2941 ms. (steps per millisecond=340 ) properties (out of 15) seen :19
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2092 ms. (steps per millisecond=478 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2188 ms. (steps per millisecond=457 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2414 ms. (steps per millisecond=414 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2080 ms. (steps per millisecond=480 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2632 ms. (steps per millisecond=379 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2037 ms. (steps per millisecond=490 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2030 ms. (steps per millisecond=492 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2120 ms. (steps per millisecond=471 ) properties (out of 15) seen :15
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2008 ms. (steps per millisecond=498 ) properties (out of 15) seen :19
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2120 ms. (steps per millisecond=471 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2415 ms. (steps per millisecond=414 ) properties (out of 15) seen :17
[2023-03-17 07:27:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 07:27:23] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-17 07:27:23] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:27:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:27:36] [INFO ] [Real]Absence check using state equation in 12798 ms returned sat
[2023-03-17 07:27:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:27:36] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:27:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:27:52] [INFO ] [Nat]Absence check using state equation in 15870 ms returned sat
[2023-03-17 07:27:52] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 07:27:56] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:27:59] [INFO ] [Nat]Added 268 Read/Feed constraints in 6467 ms returned unknown
[2023-03-17 07:27:59] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:27:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:28:11] [INFO ] [Real]Absence check using state equation in 12052 ms returned sat
[2023-03-17 07:28:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:28:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:28:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:28:26] [INFO ] [Nat]Absence check using state equation in 14420 ms returned sat
[2023-03-17 07:28:29] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:28:32] [INFO ] [Nat]Added 268 Read/Feed constraints in 6475 ms returned unknown
[2023-03-17 07:28:32] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:28:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:28:43] [INFO ] [Real]Absence check using state equation in 11117 ms returned sat
[2023-03-17 07:28:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:28:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:28:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:28:55] [INFO ] [Nat]Absence check using state equation in 11177 ms returned sat
[2023-03-17 07:28:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:29:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6462 ms returned unknown
[2023-03-17 07:29:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:29:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:29:18] [INFO ] [Real]Absence check using state equation in 16156 ms returned sat
[2023-03-17 07:29:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:29:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:29:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:29:34] [INFO ] [Nat]Absence check using state equation in 15955 ms returned sat
[2023-03-17 07:29:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:29:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6396 ms returned unknown
[2023-03-17 07:29:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:29:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:29:54] [INFO ] [Real]Absence check using state equation in 14073 ms returned sat
[2023-03-17 07:29:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:29:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:29:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:30:10] [INFO ] [Nat]Absence check using state equation in 14707 ms returned sat
[2023-03-17 07:30:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:30:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 6403 ms returned unknown
[2023-03-17 07:30:16] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-17 07:30:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:30:28] [INFO ] [Real]Absence check using state equation in 11786 ms returned sat
[2023-03-17 07:30:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:30:28] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:30:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:30:44] [INFO ] [Nat]Absence check using state equation in 15999 ms returned sat
[2023-03-17 07:30:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:30:51] [INFO ] [Nat]Added 268 Read/Feed constraints in 6367 ms returned unknown
[2023-03-17 07:30:51] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:30:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:31:06] [INFO ] [Real]Absence check using state equation in 14948 ms returned sat
[2023-03-17 07:31:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:31:06] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:31:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:31:22] [INFO ] [Nat]Absence check using state equation in 15841 ms returned sat
[2023-03-17 07:31:25] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:31:28] [INFO ] [Nat]Added 268 Read/Feed constraints in 6451 ms returned unknown
[2023-03-17 07:31:28] [INFO ] [Real]Absence check using 13 positive place invariants in 10 ms returned sat
[2023-03-17 07:31:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:31:41] [INFO ] [Real]Absence check using state equation in 12241 ms returned sat
[2023-03-17 07:31:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:31:41] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:31:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:31:54] [INFO ] [Nat]Absence check using state equation in 13198 ms returned sat
[2023-03-17 07:31:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:32:01] [INFO ] [Nat]Added 268 Read/Feed constraints in 6459 ms returned unknown
[2023-03-17 07:32:01] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:32:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:32:14] [INFO ] [Real]Absence check using state equation in 13271 ms returned sat
[2023-03-17 07:32:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:32:15] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:32:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:32:27] [INFO ] [Nat]Absence check using state equation in 12744 ms returned sat
[2023-03-17 07:32:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:32:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6406 ms returned unknown
[2023-03-17 07:32:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:32:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:32:46] [INFO ] [Real]Absence check using state equation in 11802 ms returned sat
[2023-03-17 07:32:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:32:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:32:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:32:59] [INFO ] [Nat]Absence check using state equation in 12891 ms returned sat
[2023-03-17 07:33:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:33:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 6468 ms returned unknown
[2023-03-17 07:33:05] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:33:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:33:15] [INFO ] [Real]Absence check using state equation in 10026 ms returned sat
[2023-03-17 07:33:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:33:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:33:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:33:26] [INFO ] [Nat]Absence check using state equation in 10467 ms returned sat
[2023-03-17 07:33:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:33:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6430 ms returned unknown
[2023-03-17 07:33:33] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:33:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:33:48] [INFO ] [Real]Absence check using state equation in 15168 ms returned sat
[2023-03-17 07:33:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:33:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:33:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:34:01] [INFO ] [Nat]Absence check using state equation in 12462 ms returned sat
[2023-03-17 07:34:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:34:07] [INFO ] [Nat]Added 268 Read/Feed constraints in 6432 ms returned unknown
[2023-03-17 07:34:07] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:34:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:34:23] [INFO ] [Real]Absence check using state equation in 15647 ms returned sat
[2023-03-17 07:34:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:34:24] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 07:34:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:34:37] [INFO ] [Nat]Absence check using state equation in 12929 ms returned sat
[2023-03-17 07:34:40] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:34:43] [INFO ] [Nat]Added 268 Read/Feed constraints in 6481 ms returned unknown
[2023-03-17 07:34:43] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-17 07:34:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:34:54] [INFO ] [Real]Absence check using state equation in 10670 ms returned sat
[2023-03-17 07:34:54] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:34:54] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:34:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:35:09] [INFO ] [Nat]Absence check using state equation in 14699 ms returned sat
[2023-03-17 07:35:12] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:35:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 5325 ms returned sat
[2023-03-17 07:35:17] [INFO ] Deduced a trap composed of 40 places in 2264 ms of which 2 ms to minimize.
[2023-03-17 07:35:20] [INFO ] Deduced a trap composed of 48 places in 2413 ms of which 1 ms to minimize.
[2023-03-17 07:35:22] [INFO ] Deduced a trap composed of 48 places in 2189 ms of which 0 ms to minimize.
[2023-03-17 07:35:24] [INFO ] Deduced a trap composed of 64 places in 1889 ms of which 1 ms to minimize.
[2023-03-17 07:35:27] [INFO ] Deduced a trap composed of 40 places in 1929 ms of which 0 ms to minimize.
[2023-03-17 07:35:29] [INFO ] Deduced a trap composed of 48 places in 1812 ms of which 1 ms to minimize.
[2023-03-17 07:35:31] [INFO ] Deduced a trap composed of 64 places in 1793 ms of which 0 ms to minimize.
[2023-03-17 07:35:33] [INFO ] Deduced a trap composed of 208 places in 1524 ms of which 0 ms to minimize.
[2023-03-17 07:35:35] [INFO ] Deduced a trap composed of 294 places in 1558 ms of which 1 ms to minimize.
[2023-03-17 07:35:35] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 20976 ms
[2023-03-17 07:35:37] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 2139 ms.
[2023-03-17 07:35:38] [INFO ] Added : 0 causal constraints over 0 iterations in 3251 ms. Result :sat
[2023-03-17 07:35:39] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:35:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:35:51] [INFO ] [Real]Absence check using state equation in 12274 ms returned sat
[2023-03-17 07:35:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:35:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 07:35:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:36:03] [INFO ] [Nat]Absence check using state equation in 11205 ms returned sat
[2023-03-17 07:36:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:36:09] [INFO ] [Nat]Added 268 Read/Feed constraints in 6430 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[8, 2, 2, 7, 1, 4, 7, 1, 2, 1, 1, 2, 3, 2, 5]
Support contains 15 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 166 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 166 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.
[2023-03-17 07:36:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:36:10] [INFO ] Invariant cache hit.
[2023-03-17 07:36:12] [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.
[2023-03-17 07:36:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:36:12] [INFO ] Invariant cache hit.
[2023-03-17 07:36:20] [INFO ] Dead Transitions using invariants and state equation in 8807 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10833 ms. Remains : 626/626 places, 31352/31352 transitions.
Normalized transition count is 18325 out of 31352 initially.
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 07:36:20] [INFO ] Computed 13 place invariants in 53 ms
Finished random walk after 940181 steps, including 2 resets, run visited all 15 properties in 30001 ms. (steps per millisecond=31 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1933 ms. (steps per millisecond=517 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1975 ms. (steps per millisecond=506 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1963 ms. (steps per millisecond=509 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2723 ms. (steps per millisecond=367 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1912 ms. (steps per millisecond=523 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2036 ms. (steps per millisecond=491 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2224 ms. (steps per millisecond=449 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1872 ms. (steps per millisecond=534 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2427 ms. (steps per millisecond=412 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1755 ms. (steps per millisecond=569 ) properties (out of 15) seen :14
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1753 ms. (steps per millisecond=570 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1851 ms. (steps per millisecond=540 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1846 ms. (steps per millisecond=541 ) properties (out of 15) seen :16
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2004 ms. (steps per millisecond=499 ) properties (out of 15) seen :17
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2128 ms. (steps per millisecond=469 ) properties (out of 15) seen :18
[2023-03-17 07:37:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 07:37:21] [INFO ] Computed 13 place invariants in 49 ms
[2023-03-17 07:37:21] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:37:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:37:34] [INFO ] [Real]Absence check using state equation in 13232 ms returned sat
[2023-03-17 07:37:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:37:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:37:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:37:51] [INFO ] [Nat]Absence check using state equation in 16385 ms returned sat
[2023-03-17 07:37:51] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 07:37:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:37:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6464 ms returned unknown
[2023-03-17 07:37:58] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:37:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:38:11] [INFO ] [Real]Absence check using state equation in 12971 ms returned sat
[2023-03-17 07:38:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:38:11] [INFO ] [Nat]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 07:38:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:38:27] [INFO ] [Nat]Absence check using state equation in 15804 ms returned sat
[2023-03-17 07:38:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:38:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6482 ms returned unknown
[2023-03-17 07:38:33] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:38:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:38:46] [INFO ] [Real]Absence check using state equation in 12097 ms returned sat
[2023-03-17 07:38:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:38:46] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:38:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:38:58] [INFO ] [Nat]Absence check using state equation in 12272 ms returned sat
[2023-03-17 07:39:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:39:05] [INFO ] [Nat]Added 268 Read/Feed constraints in 6486 ms returned unknown
[2023-03-17 07:39:05] [INFO ] [Real]Absence check using 13 positive place invariants in 9 ms returned sat
[2023-03-17 07:39:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:39:21] [INFO ] [Real]Absence check using state equation in 16260 ms returned sat
[2023-03-17 07:39:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:39:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 42 ms returned sat
[2023-03-17 07:39:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:39:40] [INFO ] [Nat]Absence check using state equation in 17938 ms returned sat
[2023-03-17 07:39:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:39:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6462 ms returned unknown
[2023-03-17 07:39:46] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:39:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:40:02] [INFO ] [Real]Absence check using state equation in 15760 ms returned sat
[2023-03-17 07:40:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:40:02] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:40:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:40:19] [INFO ] [Nat]Absence check using state equation in 16327 ms returned sat
[2023-03-17 07:40:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:40:25] [INFO ] [Nat]Added 268 Read/Feed constraints in 6431 ms returned unknown
[2023-03-17 07:40:25] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:40:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:40:39] [INFO ] [Real]Absence check using state equation in 13776 ms returned sat
[2023-03-17 07:40:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:40:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:40:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:40:52] [INFO ] [Nat]Absence check using state equation in 12354 ms returned sat
[2023-03-17 07:40:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:40:58] [INFO ] [Nat]Added 268 Read/Feed constraints in 6398 ms returned unknown
[2023-03-17 07:40:58] [INFO ] [Real]Absence check using 13 positive place invariants in 6 ms returned sat
[2023-03-17 07:40:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:41:12] [INFO ] [Real]Absence check using state equation in 14159 ms returned sat
[2023-03-17 07:41:13] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:41:13] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:41:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:41:27] [INFO ] [Nat]Absence check using state equation in 14652 ms returned sat
[2023-03-17 07:41:31] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:41:34] [INFO ] [Nat]Added 268 Read/Feed constraints in 6365 ms returned unknown
[2023-03-17 07:41:34] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:41:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:41:45] [INFO ] [Real]Absence check using state equation in 11048 ms returned sat
[2023-03-17 07:41:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:41:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:41:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:41:57] [INFO ] [Nat]Absence check using state equation in 11751 ms returned sat
[2023-03-17 07:42:00] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:42:03] [INFO ] [Nat]Added 268 Read/Feed constraints in 6419 ms returned unknown
[2023-03-17 07:42:04] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:42:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:42:16] [INFO ] [Real]Absence check using state equation in 12563 ms returned sat
[2023-03-17 07:42:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:42:16] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:42:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:42:31] [INFO ] [Nat]Absence check using state equation in 14735 ms returned sat
[2023-03-17 07:42:35] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:42:38] [INFO ] [Nat]Added 268 Read/Feed constraints in 6432 ms returned unknown
[2023-03-17 07:42:38] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:42:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:42:50] [INFO ] [Real]Absence check using state equation in 11807 ms returned sat
[2023-03-17 07:42:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:42:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:42:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:43:04] [INFO ] [Nat]Absence check using state equation in 13692 ms returned sat
[2023-03-17 07:43:07] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:43:10] [INFO ] [Nat]Added 268 Read/Feed constraints in 6414 ms returned unknown
[2023-03-17 07:43:10] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:43:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:43:21] [INFO ] [Real]Absence check using state equation in 11277 ms returned sat
[2023-03-17 07:43:22] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:43:22] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:43:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:43:34] [INFO ] [Nat]Absence check using state equation in 11756 ms returned sat
[2023-03-17 07:43:37] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:43:40] [INFO ] [Nat]Added 268 Read/Feed constraints in 6396 ms returned unknown
[2023-03-17 07:43:40] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:43:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:43:55] [INFO ] [Real]Absence check using state equation in 14959 ms returned sat
[2023-03-17 07:43:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:43:55] [INFO ] [Nat]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:43:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:44:07] [INFO ] [Nat]Absence check using state equation in 11262 ms returned sat
[2023-03-17 07:44:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:44:13] [INFO ] [Nat]Added 268 Read/Feed constraints in 6395 ms returned unknown
[2023-03-17 07:44:13] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:44:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:44:27] [INFO ] [Real]Absence check using state equation in 13808 ms returned sat
[2023-03-17 07:44:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:44:27] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:44:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:44:40] [INFO ] [Nat]Absence check using state equation in 12505 ms returned sat
[2023-03-17 07:44:43] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:44:46] [INFO ] [Nat]Added 268 Read/Feed constraints in 6454 ms returned unknown
[2023-03-17 07:44:47] [INFO ] [Real]Absence check using 13 positive place invariants in 7 ms returned sat
[2023-03-17 07:44:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:44:58] [INFO ] [Real]Absence check using state equation in 11011 ms returned sat
[2023-03-17 07:44:58] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 07:44:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:44:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 07:45:11] [INFO ] [Nat]Absence check using state equation in 13150 ms returned sat
[2023-03-17 07:45:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:45:16] [INFO ] [Nat]Added 268 Read/Feed constraints in 5070 ms returned sat
[2023-03-17 07:45:19] [INFO ] Deduced a trap composed of 64 places in 2239 ms of which 1 ms to minimize.
[2023-03-17 07:45:21] [INFO ] Deduced a trap composed of 48 places in 2308 ms of which 1 ms to minimize.
[2023-03-17 07:45:24] [INFO ] Deduced a trap composed of 40 places in 2352 ms of which 1 ms to minimize.
[2023-03-17 07:45:27] [INFO ] Deduced a trap composed of 40 places in 2231 ms of which 0 ms to minimize.
[2023-03-17 07:45:29] [INFO ] Deduced a trap composed of 48 places in 2234 ms of which 1 ms to minimize.
[2023-03-17 07:45:31] [INFO ] Deduced a trap composed of 64 places in 1998 ms of which 1 ms to minimize.
[2023-03-17 07:45:34] [INFO ] Deduced a trap composed of 48 places in 1967 ms of which 1 ms to minimize.
[2023-03-17 07:45:36] [INFO ] Deduced a trap composed of 48 places in 1871 ms of which 0 ms to minimize.
[2023-03-17 07:45:38] [INFO ] Deduced a trap composed of 64 places in 1645 ms of which 0 ms to minimize.
[2023-03-17 07:45:40] [INFO ] Deduced a trap composed of 64 places in 1566 ms of which 0 ms to minimize.
[2023-03-17 07:45:41] [INFO ] Deduced a trap composed of 64 places in 832 ms of which 1 ms to minimize.
[2023-03-17 07:45:42] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 25499 ms
[2023-03-17 07:45:44] [INFO ] Computed and/alt/rep : 1/9/1 causal constraints (skipped 18323 transitions) in 1977 ms.
[2023-03-17 07:45:44] [INFO ] Added : 0 causal constraints over 0 iterations in 1977 ms. Result :unknown
[2023-03-17 07:45:44] [INFO ] [Real]Absence check using 13 positive place invariants in 8 ms returned sat
[2023-03-17 07:45:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 07:45:57] [INFO ] [Real]Absence check using state equation in 13012 ms returned sat
[2023-03-17 07:46:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 07:46:04] [INFO ] [Real]Added 268 Read/Feed constraints in 6553 ms returned unknown
Current structural bounds on expressions (after SMT) : [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9] Max seen :[8, 2, 2, 7, 1, 4, 7, 1, 3, 1, 1, 2, 3, 2, 6]
Support contains 15 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 173 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 07:46:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 07:46:20] [INFO ] Invariant cache hit.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 12746276 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16092744 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
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-9"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is RERS17pb113-PT-9, 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 r330-tall-167889202800069"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-9.tgz
mv RERS17pb113-PT-9 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 '
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 ;