About the Execution of 2024-gold for JoinFreeModules-PT-2000
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 15688.430 | 3600000.00 | 4003463.00 | 11289.00 | ? 2003 ? ? 2002 ? ? ? ? ? ? ? ? ? ? ? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r125-tall-174876435800060.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=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 2-5832
Executing tool gold2024
Input is JoinFreeModules-PT-2000, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r125-tall-174876435800060
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.7M
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 6.2M May 29 14:32 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
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-00
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-01
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-02
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-03
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-04
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-05
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-06
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-07
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-08
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-09
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-10
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-11
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-12
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-13
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-14
FORMULA_NAME JoinFreeModules-PT-2000-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748774848189
Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-2000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-01 10:47:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 10:47:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 10:47:30] [INFO ] Load time of PNML (sax parser for PT used): 435 ms
[2025-06-01 10:47:30] [INFO ] Transformed 10001 places.
[2025-06-01 10:47:30] [INFO ] Transformed 16001 transitions.
[2025-06-01 10:47:30] [INFO ] Parsed PT model containing 10001 places and 16001 transitions and 46002 arcs in 601 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 11 ms.
Reduce places removed 1 places and 0 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[1, 0, 0, 1, 2, 2000, 1, 2000, 0, 1, 0, 1, 1, 2000, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 0, 0, 1, 2, 2000, 1, 2000, 0, 1, 0, 1, 1, 2000, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 16001 rows 10000 cols
[2025-06-01 10:47:30] [INFO ] Computed 2000 invariants in 122 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 0, 1, 2, 2000, 1, 2000, 0, 1, 0, 1, 1, 2000, 0, 1] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
RANDOM walk for 11009 steps (2 resets) in 943 ms. (11 steps per ms)
BEST_FIRST walk for 160016 steps (32 resets) in 14605 ms. (10 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 1, 1, 2, 2, 2000, 2, 2000, 1, 2, 1, 2, 2, 2000, 1, 2] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
[2025-06-01 10:47:46] [INFO ] Invariant cache hit.
[2025-06-01 10:47:47] [INFO ] [Real]Absence check using 2000 positive place invariants in 641 ms returned sat
[2025-06-01 10:47:51] [INFO ] [Real]Absence check using state equation in 3187 ms returned unknown
[2025-06-01 10:47:52] [INFO ] [Real]Absence check using 2000 positive place invariants in 625 ms returned sat
[2025-06-01 10:47:56] [INFO ] [Real]Absence check using state equation in 3400 ms returned unknown
[2025-06-01 10:47:57] [INFO ] [Real]Absence check using 2000 positive place invariants in 624 ms returned sat
[2025-06-01 10:48:01] [INFO ] [Real]Absence check using state equation in 3349 ms returned unknown
[2025-06-01 10:48:02] [INFO ] [Real]Absence check using 2000 positive place invariants in 634 ms returned sat
[2025-06-01 10:48:06] [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: Stream close... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:851)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2249)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-01 10:48:07] [INFO ] [Real]Absence check using 2000 positive place invariants in 627 ms returned sat
[2025-06-01 10:48:11] [INFO ] [Real]Absence check using state equation in 3394 ms returned unknown
[2025-06-01 10:48:12] [INFO ] [Real]Absence check using 2000 positive place invariants in 617 ms returned sat
[2025-06-01 10:48:16] [INFO ] [Real]Absence check using state equation in 3429 ms returned unknown
[2025-06-01 10:48:17] [INFO ] [Real]Absence check using 2000 positive place invariants in 627 ms returned sat
[2025-06-01 10:48:21] [INFO ] [Real]Absence check using state equation in 3435 ms returned unknown
[2025-06-01 10:48:22] [INFO ] [Real]Absence check using 2000 positive place invariants in 630 ms returned sat
[2025-06-01 10:48:26] [INFO ] [Real]Absence check using state equation in 3410 ms returned unknown
[2025-06-01 10:48:27] [INFO ] [Real]Absence check using 2000 positive place invariants in 624 ms returned sat
[2025-06-01 10:48:31] [INFO ] [Real]Absence check using state equation in 3423 ms returned unknown
[2025-06-01 10:48:32] [INFO ] [Real]Absence check using 2000 positive place invariants in 624 ms returned sat
[2025-06-01 10:48:36] [INFO ] [Real]Absence check using state equation in 3398 ms returned unknown
[2025-06-01 10:48:37] [INFO ] [Real]Absence check using 2000 positive place invariants in 621 ms returned sat
[2025-06-01 10:48:41] [INFO ] [Real]Absence check using state equation in 3460 ms returned unknown
[2025-06-01 10:48:42] [INFO ] [Real]Absence check using 2000 positive place invariants in 629 ms returned sat
[2025-06-01 10:48:46] [INFO ] [Real]Absence check using state equation in 3425 ms returned unknown
[2025-06-01 10:48:47] [INFO ] [Real]Absence check using 2000 positive place invariants in 613 ms returned sat
[2025-06-01 10:48:51] [INFO ] [Real]Absence check using state equation in 3441 ms returned unknown
[2025-06-01 10:48:52] [INFO ] [Real]Absence check using 2000 positive place invariants in 629 ms returned sat
[2025-06-01 10:48:56] [INFO ] [Real]Absence check using state equation in 3397 ms returned unknown
[2025-06-01 10:48:57] [INFO ] [Real]Absence check using 2000 positive place invariants in 613 ms returned sat
[2025-06-01 10:49:01] [INFO ] [Real]Absence check using state equation in 3414 ms returned unknown
[2025-06-01 10:49:02] [INFO ] [Real]Absence check using 2000 positive place invariants in 622 ms returned sat
[2025-06-01 10:49:06] [INFO ] [Real]Absence check using state equation in 3444 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 1, 1, 2, 2, 2000, 2, 2000, 1, 2, 1, 2, 2, 2000, 1, 2] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 1, 1, 2, 2, 2000, 2, 2000, 1, 2, 1, 2, 2, 2000, 1, 2] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Support contains 16 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 16001/16001 transitions.
Graph (complete) has 24000 edges and 10000 vertex of which 80 are kept as prefixes of interest. Removing 9920 places using SCC suffix rule.23 ms
Discarding 9920 places :
Also discarding 15872 output transitions
Drop transitions (Output transitions of discarded places.) removed 15872 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 80 transition count 128
Applied a total of 2 rules in 101 ms. Remains 80 /10000 variables (removed 9920) and now considering 128/16001 (removed 15873) transitions.
Running 96 sub problems to find dead transitions.
// Phase 1: matrix 128 rows 80 cols
[2025-06-01 10:49:06] [INFO ] Computed 16 invariants in 3 ms
[2025-06-01 10:49:06] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 112 constraints, problems are : Problem set: 0 solved, 96 unsolved in 2060 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 96 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 96/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
[2025-06-01 10:49:09] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/208 variables, 1/209 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/208 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 8 (OVERLAPS) 0/208 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 209 constraints, problems are : Problem set: 0 solved, 96 unsolved in 3430 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 1/1 constraints]
After SMT, in 5541ms problems are : Problem set: 0 solved, 96 unsolved
Search for dead transitions found 0 dead transitions in 5554ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5673 ms. Remains : 80/10000 places, 128/16001 transitions.
[2025-06-01 10:49:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 1, 1, 2, 2, 2000, 2, 2000, 1, 2, 1, 2, 2, 2000, 1, 2] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
RANDOM walk for 1000014 steps (2 resets) in 921 ms. (1084 steps per ms)
BEST_FIRST walk for 16000016 steps (32 resets) in 18558 ms. (862 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001, 2000, 1776, 2001, 1939, 2000, 2001, 2000, 1568, 2001, 1746, 2001, 2001, 2000, 1708, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
[2025-06-01 10:49:31] [INFO ] Invariant cache hit.
[2025-06-01 10:49:31] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:31] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2025-06-01 10:49:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:31] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:31] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2025-06-01 10:49:31] [INFO ] State equation strengthened by 16 read => feed constraints.
[2025-06-01 10:49:31] [INFO ] [Nat]Added 16 Read/Feed constraints in 4 ms returned sat
[2025-06-01 10:49:31] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:49:31] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
[2025-06-01 10:49:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 44 ms
[2025-06-01 10:49:31] [INFO ] Added : 65 causal constraints over 14 iterations in 212 ms. Result :sat
Minimization took 43 ms.
[2025-06-01 10:49:32] [INFO ] [Real]Absence check using 16 positive place invariants in 5 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2025-06-01 10:49:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:32] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Nat]Added 16 Read/Feed constraints in 60 ms returned sat
[2025-06-01 10:49:32] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:49:32] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2025-06-01 10:49:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 29 ms
[2025-06-01 10:49:32] [INFO ] Added : 51 causal constraints over 11 iterations in 168 ms. Result :sat
Minimization took 32 ms.
[2025-06-01 10:49:32] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:49:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:32] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2025-06-01 10:49:32] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:49:32] [INFO ] Added : 60 causal constraints over 13 iterations in 177 ms. Result :sat
Minimization took 128 ms.
[2025-06-01 10:49:32] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-01 10:49:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:32] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:49:32] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:49:32] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:49:33] [INFO ] Added : 62 causal constraints over 13 iterations in 201 ms. Result :sat
Minimization took 38 ms.
[2025-06-01 10:49:33] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:33] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-01 10:49:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:33] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:33] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:49:33] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2025-06-01 10:49:33] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:49:33] [INFO ] Added : 64 causal constraints over 14 iterations in 125 ms. Result :sat
Minimization took 92 ms.
[2025-06-01 10:49:33] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:33] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:49:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:33] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:33] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2025-06-01 10:49:33] [INFO ] [Nat]Added 16 Read/Feed constraints in 43 ms returned sat
[2025-06-01 10:49:33] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 10 ms.
[2025-06-01 10:49:33] [INFO ] Added : 75 causal constraints over 16 iterations in 168 ms. Result :sat
Minimization took 36 ms.
[2025-06-01 10:49:33] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:33] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-01 10:49:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:34] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:34] [INFO ] [Nat]Absence check using state equation in 80 ms returned sat
[2025-06-01 10:49:34] [INFO ] [Nat]Added 16 Read/Feed constraints in 4 ms returned sat
[2025-06-01 10:49:34] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:49:34] [INFO ] Added : 35 causal constraints over 9 iterations in 115 ms. Result :sat
Minimization took 34 ms.
[2025-06-01 10:49:34] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:34] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-01 10:49:34] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:34] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:34] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:49:34] [INFO ] [Nat]Added 16 Read/Feed constraints in 60 ms returned sat
[2025-06-01 10:49:34] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:49:34] [INFO ] Added : 73 causal constraints over 16 iterations in 153 ms. Result :sat
Minimization took 48 ms.
[2025-06-01 10:49:34] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:34] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:49:34] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:34] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:34] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:49:34] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:49:34] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:49:34] [INFO ] Added : 65 causal constraints over 14 iterations in 117 ms. Result :sat
Minimization took 158 ms.
[2025-06-01 10:49:35] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:49:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:35] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Nat]Added 16 Read/Feed constraints in 4 ms returned sat
[2025-06-01 10:49:35] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:49:35] [INFO ] Added : 59 causal constraints over 12 iterations in 165 ms. Result :sat
Minimization took 32 ms.
[2025-06-01 10:49:35] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:49:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:35] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Nat]Added 16 Read/Feed constraints in 28 ms returned sat
[2025-06-01 10:49:35] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:49:35] [INFO ] Added : 69 causal constraints over 16 iterations in 168 ms. Result :sat
Minimization took 143 ms.
[2025-06-01 10:49:35] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:49:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:35] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:49:35] [INFO ] [Nat]Added 16 Read/Feed constraints in 3 ms returned sat
[2025-06-01 10:49:35] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:49:36] [INFO ] Added : 59 causal constraints over 13 iterations in 150 ms. Result :sat
Minimization took 34 ms.
[2025-06-01 10:49:36] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:36] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2025-06-01 10:49:36] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:36] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:36] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:49:36] [INFO ] [Nat]Added 16 Read/Feed constraints in 58 ms returned sat
[2025-06-01 10:49:36] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:49:36] [INFO ] Added : 55 causal constraints over 13 iterations in 118 ms. Result :sat
Minimization took 33 ms.
[2025-06-01 10:49:36] [INFO ] [Real]Absence check using 16 positive place invariants in 4 ms returned sat
[2025-06-01 10:49:36] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2025-06-01 10:49:36] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:36] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:36] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2025-06-01 10:49:36] [INFO ] [Nat]Added 16 Read/Feed constraints in 47 ms returned sat
[2025-06-01 10:49:36] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:49:36] [INFO ] Added : 59 causal constraints over 14 iterations in 144 ms. Result :sat
Minimization took 32 ms.
[2025-06-01 10:49:36] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:36] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:49:36] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:36] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:36] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-01 10:49:37] [INFO ] [Nat]Added 16 Read/Feed constraints in 58 ms returned sat
[2025-06-01 10:49:37] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:49:37] [INFO ] Added : 58 causal constraints over 12 iterations in 117 ms. Result :sat
Minimization took 143 ms.
[2025-06-01 10:49:37] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:37] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-01 10:49:37] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:49:37] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:49:37] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2025-06-01 10:49:37] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:49:37] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:49:37] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2025-06-01 10:49:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2025-06-01 10:49:37] [INFO ] Added : 57 causal constraints over 12 iterations in 192 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001, 2000, 1776, 2001, 1939, 2000, 2001, 2000, 1568, 2001, 1746, 2001, 2001, 2000, 1708, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001, 2000, 2001, 2001, 2002, 2000, 2001, 2000, 2001, 2001, 2000, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Support contains 16 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 128/128 transitions.
Applied a total of 0 rules in 5 ms. Remains 80 /80 variables (removed 0) and now considering 128/128 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 80/80 places, 128/128 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 128/128 transitions.
Applied a total of 0 rules in 3 ms. Remains 80 /80 variables (removed 0) and now considering 128/128 (removed 0) transitions.
[2025-06-01 10:51:13] [INFO ] Invariant cache hit.
[2025-06-01 10:51:13] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-01 10:51:13] [INFO ] Invariant cache hit.
[2025-06-01 10:51:13] [INFO ] State equation strengthened by 16 read => feed constraints.
[2025-06-01 10:51:13] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
[2025-06-01 10:51:13] [INFO ] Redundant transitions in 2 ms returned []
Running 96 sub problems to find dead transitions.
[2025-06-01 10:51:13] [INFO ] Invariant cache hit.
[2025-06-01 10:51:13] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (OVERLAPS) 0/208 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Real declared 208/208 variables, and 112 constraints, problems are : Problem set: 0 solved, 96 unsolved in 1727 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 96 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 16/80 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 128/208 variables, 80/96 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/208 variables, 16/112 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/208 variables, 96/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/208 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 96 unsolved
[2025-06-01 10:51:16] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/208 variables, 1/209 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/208 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 9 (OVERLAPS) 0/208 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 96 unsolved
No progress, stopping.
After SMT solving in domain Int declared 208/208 variables, and 209 constraints, problems are : Problem set: 0 solved, 96 unsolved in 4827 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 80/80 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 96/96 constraints, Known Traps: 1/1 constraints]
After SMT, in 6571ms problems are : Problem set: 0 solved, 96 unsolved
Search for dead transitions found 0 dead transitions in 6573ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6675 ms. Remains : 80/80 places, 128/128 transitions.
[2025-06-01 10:51:19] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001, 2000, 2001, 2001, 2002, 2000, 2001, 2000, 2001, 2001, 2000, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
RANDOM walk for 1000282 steps (2 resets) in 947 ms. (1055 steps per ms)
BEST_FIRST walk for 16000016 steps (32 resets) in 18868 ms. (847 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001, 2001, 2001, 2001, 2002, 2000, 2001, 2000, 2001, 2001, 2000, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
[2025-06-01 10:51:39] [INFO ] Invariant cache hit.
[2025-06-01 10:51:39] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:39] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:51:39] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:39] [INFO ] [Nat]Absence check using 16 positive place invariants in 4 ms returned sat
[2025-06-01 10:51:39] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2025-06-01 10:51:39] [INFO ] State equation strengthened by 16 read => feed constraints.
[2025-06-01 10:51:39] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:51:39] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:51:39] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2025-06-01 10:51:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2025-06-01 10:51:39] [INFO ] Added : 65 causal constraints over 14 iterations in 157 ms. Result :sat
Minimization took 37 ms.
[2025-06-01 10:51:39] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:39] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:51:39] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:39] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:39] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 58 ms returned sat
[2025-06-01 10:51:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:51:40] [INFO ] Added : 47 causal constraints over 10 iterations in 86 ms. Result :sat
Minimization took 30 ms.
[2025-06-01 10:51:40] [INFO ] [Real]Absence check using 16 positive place invariants in 4 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2025-06-01 10:51:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 83 ms returned sat
[2025-06-01 10:51:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:51:40] [INFO ] Added : 52 causal constraints over 12 iterations in 136 ms. Result :sat
Minimization took 34 ms.
[2025-06-01 10:51:40] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:51:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Nat]Added 16 Read/Feed constraints in 4 ms returned sat
[2025-06-01 10:51:40] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:51:40] [INFO ] Added : 62 causal constraints over 13 iterations in 191 ms. Result :sat
Minimization took 36 ms.
[2025-06-01 10:51:40] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:51:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:40] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:40] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 59 ms returned sat
[2025-06-01 10:51:41] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2025-06-01 10:51:41] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 23 ms
[2025-06-01 10:51:41] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:51:41] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 41 ms returned sat
[2025-06-01 10:51:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:51:41] [INFO ] Added : 75 causal constraints over 16 iterations in 134 ms. Result :sat
Minimization took 37 ms.
[2025-06-01 10:51:41] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:51:41] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Nat]Absence check using state equation in 82 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 5 ms returned sat
[2025-06-01 10:51:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:51:41] [INFO ] Added : 35 causal constraints over 9 iterations in 100 ms. Result :sat
Minimization took 26 ms.
[2025-06-01 10:51:41] [INFO ] [Real]Absence check using 16 positive place invariants in 4 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2025-06-01 10:51:41] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:41] [INFO ] [Nat]Absence check using 16 positive place invariants in 4 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:51:41] [INFO ] [Nat]Added 16 Read/Feed constraints in 61 ms returned sat
[2025-06-01 10:51:41] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:51:42] [INFO ] Added : 73 causal constraints over 16 iterations in 321 ms. Result :sat
Minimization took 47 ms.
[2025-06-01 10:51:42] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:42] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:51:42] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:42] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:42] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-01 10:51:42] [INFO ] [Nat]Added 16 Read/Feed constraints in 61 ms returned sat
[2025-06-01 10:51:42] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:51:42] [INFO ] Added : 65 causal constraints over 13 iterations in 112 ms. Result :sat
Minimization took 44 ms.
[2025-06-01 10:51:42] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:42] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:51:42] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:42] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:42] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2025-06-01 10:51:42] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:51:42] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:51:42] [INFO ] Added : 59 causal constraints over 12 iterations in 166 ms. Result :sat
Minimization took 37 ms.
[2025-06-01 10:51:43] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:51:43] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:43] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:51:43] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:51:43] [INFO ] Added : 64 causal constraints over 13 iterations in 144 ms. Result :sat
Minimization took 40 ms.
[2025-06-01 10:51:43] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:51:43] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:43] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:51:43] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:51:43] [INFO ] Added : 59 causal constraints over 13 iterations in 147 ms. Result :sat
Minimization took 33 ms.
[2025-06-01 10:51:43] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:51:43] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:43] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:51:43] [INFO ] [Nat]Added 16 Read/Feed constraints in 60 ms returned sat
[2025-06-01 10:51:43] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 12 ms.
[2025-06-01 10:51:43] [INFO ] Added : 55 causal constraints over 13 iterations in 107 ms. Result :sat
Minimization took 31 ms.
[2025-06-01 10:51:43] [INFO ] [Real]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:51:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:44] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Nat]Absence check using state equation in 45 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Nat]Added 16 Read/Feed constraints in 41 ms returned sat
[2025-06-01 10:51:44] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:51:44] [INFO ] Added : 59 causal constraints over 14 iterations in 120 ms. Result :sat
Minimization took 33 ms.
[2025-06-01 10:51:44] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:51:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:44] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Nat]Absence check using state equation in 80 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Nat]Added 16 Read/Feed constraints in 5 ms returned sat
[2025-06-01 10:51:44] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:51:44] [INFO ] Added : 53 causal constraints over 11 iterations in 116 ms. Result :sat
Minimization took 32 ms.
[2025-06-01 10:51:44] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-06-01 10:51:44] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:51:44] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Nat]Absence check using state equation in 35 ms returned sat
[2025-06-01 10:51:44] [INFO ] [Nat]Added 16 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:51:44] [INFO ] Computed and/alt/rep : 96/240/96 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:51:44] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2025-06-01 10:51:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 42 ms
[2025-06-01 10:51:44] [INFO ] Added : 57 causal constraints over 12 iterations in 189 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001, 2001, 2001, 2001, 2002, 2000, 2001, 2000, 2001, 2001, 2000, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2002, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
FORMULA JoinFreeModules-PT-2000-UpperBounds-04 2002 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001, 2001, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Support contains 15 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 128/128 transitions.
Graph (complete) has 192 edges and 80 vertex of which 75 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 12 ms. Remains 75 /80 variables (removed 5) and now considering 120/128 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 75/80 places, 120/128 transitions.
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 10:53:13] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2001, 2001, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
RANDOM walk for 1000197 steps (2 resets) in 884 ms. (1130 steps per ms)
BEST_FIRST walk for 15000015 steps (30 resets) in 16672 ms. (899 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001, 2002, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
[2025-06-01 10:53:31] [INFO ] Invariant cache hit.
[2025-06-01 10:53:31] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:31] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:53:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:31] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 10:53:31] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:53:31] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 10:53:31] [INFO ] [Nat]Added 15 Read/Feed constraints in 45 ms returned sat
[2025-06-01 10:53:31] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:53:31] [INFO ] Added : 54 causal constraints over 12 iterations in 104 ms. Result :sat
Minimization took 33 ms.
[2025-06-01 10:53:31] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:31] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:31] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:31] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:53:31] [INFO ] [Nat]Added 15 Read/Feed constraints in 85 ms returned sat
[2025-06-01 10:53:31] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:53:31] [INFO ] Added : 48 causal constraints over 10 iterations in 97 ms. Result :sat
Minimization took 23 ms.
[2025-06-01 10:53:31] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:31] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:31] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:31] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Nat]Absence check using state equation in 87 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Nat]Added 15 Read/Feed constraints in 27 ms returned sat
[2025-06-01 10:53:32] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2025-06-01 10:53:32] [INFO ] Added : 44 causal constraints over 12 iterations in 109 ms. Result :sat
Minimization took 40 ms.
[2025-06-01 10:53:32] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:53:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:32] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Nat]Added 15 Read/Feed constraints in 43 ms returned sat
[2025-06-01 10:53:32] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:53:32] [INFO ] Added : 53 causal constraints over 12 iterations in 122 ms. Result :sat
Minimization took 31 ms.
[2025-06-01 10:53:32] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-01 10:53:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:32] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Nat]Added 15 Read/Feed constraints in 84 ms returned sat
[2025-06-01 10:53:32] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 11 ms.
[2025-06-01 10:53:32] [INFO ] Added : 50 causal constraints over 11 iterations in 98 ms. Result :sat
Minimization took 39 ms.
[2025-06-01 10:53:32] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:32] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:53:32] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:32] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Nat]Absence check using state equation in 44 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Nat]Added 15 Read/Feed constraints in 24 ms returned sat
[2025-06-01 10:53:33] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:53:33] [INFO ] Added : 50 causal constraints over 13 iterations in 127 ms. Result :sat
Minimization took 32 ms.
[2025-06-01 10:53:33] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:53:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:33] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Nat]Added 15 Read/Feed constraints in 72 ms returned sat
[2025-06-01 10:53:33] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 11 ms.
[2025-06-01 10:53:33] [INFO ] Added : 47 causal constraints over 12 iterations in 100 ms. Result :sat
Minimization took 29 ms.
[2025-06-01 10:53:33] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:33] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Nat]Added 15 Read/Feed constraints in 85 ms returned sat
[2025-06-01 10:53:33] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2025-06-01 10:53:33] [INFO ] Added : 54 causal constraints over 11 iterations in 105 ms. Result :sat
Minimization took 33 ms.
[2025-06-01 10:53:33] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:53:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:33] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:33] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Nat]Added 15 Read/Feed constraints in 61 ms returned sat
[2025-06-01 10:53:34] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:53:34] [INFO ] Added : 46 causal constraints over 10 iterations in 82 ms. Result :sat
Minimization took 29 ms.
[2025-06-01 10:53:34] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:34] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:34] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Nat]Added 15 Read/Feed constraints in 64 ms returned sat
[2025-06-01 10:53:34] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2025-06-01 10:53:34] [INFO ] Added : 49 causal constraints over 12 iterations in 99 ms. Result :sat
Minimization took 30 ms.
[2025-06-01 10:53:34] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:34] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:34] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Nat]Added 15 Read/Feed constraints in 43 ms returned sat
[2025-06-01 10:53:34] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 10:53:34] [INFO ] Added : 61 causal constraints over 13 iterations in 134 ms. Result :sat
Minimization took 36 ms.
[2025-06-01 10:53:34] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:34] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:34] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2025-06-01 10:53:34] [INFO ] [Nat]Added 15 Read/Feed constraints in 2 ms returned sat
[2025-06-01 10:53:34] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-01 10:53:35] [INFO ] Added : 53 causal constraints over 13 iterations in 103 ms. Result :sat
Minimization took 31 ms.
[2025-06-01 10:53:35] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:53:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:35] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Nat]Added 15 Read/Feed constraints in 51 ms returned sat
[2025-06-01 10:53:35] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:53:35] [INFO ] Added : 34 causal constraints over 8 iterations in 66 ms. Result :sat
Minimization took 27 ms.
[2025-06-01 10:53:35] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:53:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:35] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Nat]Added 15 Read/Feed constraints in 22 ms returned sat
[2025-06-01 10:53:35] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:53:35] [INFO ] Added : 54 causal constraints over 11 iterations in 96 ms. Result :sat
Minimization took 35 ms.
[2025-06-01 10:53:35] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:53:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:53:35] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-01 10:53:35] [INFO ] [Nat]Added 15 Read/Feed constraints in 64 ms returned sat
[2025-06-01 10:53:35] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 11 ms.
[2025-06-01 10:53:35] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2025-06-01 10:53:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 32 ms
[2025-06-01 10:53:35] [INFO ] Added : 52 causal constraints over 11 iterations in 146 ms. Result :sat
Minimization took 36 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001, 2002, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001, 2002, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Support contains 15 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Applied a total of 0 rules in 7 ms. Remains 75 /75 variables (removed 0) and now considering 120/120 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 75/75 places, 120/120 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Applied a total of 0 rules in 5 ms. Remains 75 /75 variables (removed 0) and now considering 120/120 (removed 0) transitions.
[2025-06-01 10:54:53] [INFO ] Invariant cache hit.
[2025-06-01 10:54:53] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-01 10:54:53] [INFO ] Invariant cache hit.
[2025-06-01 10:54:53] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 10:54:53] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2025-06-01 10:54:53] [INFO ] Redundant transitions in 2 ms returned []
Running 90 sub problems to find dead transitions.
[2025-06-01 10:54:53] [INFO ] Invariant cache hit.
[2025-06-01 10:54:53] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 15/75 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (OVERLAPS) 120/195 variables, 75/90 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 15/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (OVERLAPS) 0/195 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Real declared 195/195 variables, and 105 constraints, problems are : Problem set: 0 solved, 90 unsolved in 1609 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 90 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 15/75 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (OVERLAPS) 120/195 variables, 75/90 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 15/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 90/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 7 (OVERLAPS) 0/195 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Int declared 195/195 variables, and 195 constraints, problems are : Problem set: 0 solved, 90 unsolved in 2444 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints]
After SMT, in 4074ms problems are : Problem set: 0 solved, 90 unsolved
Search for dead transitions found 0 dead transitions in 4077ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4185 ms. Remains : 75/75 places, 120/120 transitions.
[2025-06-01 10:54:57] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001, 2002, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
RANDOM walk for 1000505 steps (2 resets) in 884 ms. (1130 steps per ms)
BEST_FIRST walk for 15000014 steps (30 resets) in 16645 ms. (901 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001, 2002, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
[2025-06-01 10:55:15] [INFO ] Invariant cache hit.
[2025-06-01 10:55:15] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:15] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:15] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:15] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 10:55:15] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2025-06-01 10:55:15] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 10:55:15] [INFO ] [Nat]Added 15 Read/Feed constraints in 43 ms returned sat
[2025-06-01 10:55:15] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:55:15] [INFO ] Added : 54 causal constraints over 12 iterations in 95 ms. Result :sat
Minimization took 38 ms.
[2025-06-01 10:55:15] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:15] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:15] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:15] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:15] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-01 10:55:15] [INFO ] [Nat]Added 15 Read/Feed constraints in 84 ms returned sat
[2025-06-01 10:55:15] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:55:15] [INFO ] Added : 48 causal constraints over 10 iterations in 97 ms. Result :sat
Minimization took 21 ms.
[2025-06-01 10:55:15] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:15] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-01 10:55:15] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:15] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 10:55:15] [INFO ] [Nat]Absence check using state equation in 91 ms returned sat
[2025-06-01 10:55:15] [INFO ] [Nat]Added 15 Read/Feed constraints in 26 ms returned sat
[2025-06-01 10:55:15] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2025-06-01 10:55:16] [INFO ] Added : 44 causal constraints over 12 iterations in 99 ms. Result :sat
Minimization took 45 ms.
[2025-06-01 10:55:16] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2025-06-01 10:55:16] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:16] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Nat]Added 15 Read/Feed constraints in 46 ms returned sat
[2025-06-01 10:55:16] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:55:16] [INFO ] Added : 53 causal constraints over 12 iterations in 115 ms. Result :sat
Minimization took 30 ms.
[2025-06-01 10:55:16] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:16] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:16] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Nat]Added 15 Read/Feed constraints in 83 ms returned sat
[2025-06-01 10:55:16] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:55:16] [INFO ] Added : 50 causal constraints over 11 iterations in 83 ms. Result :sat
Minimization took 40 ms.
[2025-06-01 10:55:16] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:16] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:16] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Nat]Absence check using state equation in 43 ms returned sat
[2025-06-01 10:55:16] [INFO ] [Nat]Added 15 Read/Feed constraints in 24 ms returned sat
[2025-06-01 10:55:16] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:55:16] [INFO ] Added : 50 causal constraints over 13 iterations in 130 ms. Result :sat
Minimization took 39 ms.
[2025-06-01 10:55:17] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:55:17] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:17] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Nat]Added 15 Read/Feed constraints in 65 ms returned sat
[2025-06-01 10:55:17] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-01 10:55:17] [INFO ] Added : 47 causal constraints over 12 iterations in 84 ms. Result :sat
Minimization took 29 ms.
[2025-06-01 10:55:17] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2025-06-01 10:55:17] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:17] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Nat]Added 15 Read/Feed constraints in 90 ms returned sat
[2025-06-01 10:55:17] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 10:55:17] [INFO ] Added : 54 causal constraints over 11 iterations in 86 ms. Result :sat
Minimization took 38 ms.
[2025-06-01 10:55:17] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2025-06-01 10:55:17] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:17] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:17] [INFO ] [Nat]Added 15 Read/Feed constraints in 61 ms returned sat
[2025-06-01 10:55:17] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2025-06-01 10:55:17] [INFO ] Added : 46 causal constraints over 10 iterations in 81 ms. Result :sat
Minimization took 29 ms.
[2025-06-01 10:55:17] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:55:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:18] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Nat]Added 15 Read/Feed constraints in 66 ms returned sat
[2025-06-01 10:55:18] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:55:18] [INFO ] Added : 49 causal constraints over 12 iterations in 97 ms. Result :sat
Minimization took 37 ms.
[2025-06-01 10:55:18] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:18] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Nat]Added 15 Read/Feed constraints in 42 ms returned sat
[2025-06-01 10:55:18] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:55:18] [INFO ] Added : 61 causal constraints over 13 iterations in 128 ms. Result :sat
Minimization took 40 ms.
[2025-06-01 10:55:18] [INFO ] [Real]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-01 10:55:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:18] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Nat]Absence check using state equation in 38 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Nat]Added 15 Read/Feed constraints in 3 ms returned sat
[2025-06-01 10:55:18] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-01 10:55:18] [INFO ] Added : 53 causal constraints over 13 iterations in 102 ms. Result :sat
Minimization took 31 ms.
[2025-06-01 10:55:18] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:18] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 10:55:18] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:18] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:19] [INFO ] [Nat]Absence check using state equation in 66 ms returned sat
[2025-06-01 10:55:19] [INFO ] [Nat]Added 15 Read/Feed constraints in 52 ms returned sat
[2025-06-01 10:55:19] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2025-06-01 10:55:19] [INFO ] Added : 34 causal constraints over 8 iterations in 76 ms. Result :sat
Minimization took 35 ms.
[2025-06-01 10:55:19] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:55:19] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2025-06-01 10:55:19] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:19] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:19] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-01 10:55:19] [INFO ] [Nat]Added 15 Read/Feed constraints in 22 ms returned sat
[2025-06-01 10:55:19] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:55:19] [INFO ] Added : 54 causal constraints over 11 iterations in 91 ms. Result :sat
Minimization took 36 ms.
[2025-06-01 10:55:19] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:19] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-01 10:55:19] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:55:19] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:55:19] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:55:19] [INFO ] [Nat]Added 15 Read/Feed constraints in 63 ms returned sat
[2025-06-01 10:55:19] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 11 ms.
[2025-06-01 10:55:19] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2025-06-01 10:55:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
[2025-06-01 10:55:19] [INFO ] Added : 52 causal constraints over 11 iterations in 130 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001, 2002, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001, 2002, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Support contains 15 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 120/120 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 75/75 places, 120/120 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Applied a total of 0 rules in 3 ms. Remains 75 /75 variables (removed 0) and now considering 120/120 (removed 0) transitions.
[2025-06-01 10:56:37] [INFO ] Invariant cache hit.
[2025-06-01 10:56:37] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-01 10:56:37] [INFO ] Invariant cache hit.
[2025-06-01 10:56:37] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 10:56:37] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2025-06-01 10:56:37] [INFO ] Redundant transitions in 2 ms returned []
Running 90 sub problems to find dead transitions.
[2025-06-01 10:56:37] [INFO ] Invariant cache hit.
[2025-06-01 10:56:37] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 15/75 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (OVERLAPS) 120/195 variables, 75/90 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 15/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (OVERLAPS) 0/195 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Real declared 195/195 variables, and 105 constraints, problems are : Problem set: 0 solved, 90 unsolved in 1587 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 90 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 15/75 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 3 (OVERLAPS) 120/195 variables, 75/90 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 15/105 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 90/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 7 (OVERLAPS) 0/195 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Int declared 195/195 variables, and 195 constraints, problems are : Problem set: 0 solved, 90 unsolved in 2463 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 0/0 constraints]
After SMT, in 4061ms problems are : Problem set: 0 solved, 90 unsolved
Search for dead transitions found 0 dead transitions in 4062ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4147 ms. Remains : 75/75 places, 120/120 transitions.
RANDOM walk for 40487 steps (8 resets) in 123 ms. (326 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 30/30 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 30/30 properties
[2025-06-01 10:56:41] [INFO ] Flatten gal took : 101 ms
[2025-06-01 10:56:41] [INFO ] Flatten gal took : 15 ms
[2025-06-01 10:56:41] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality464668728954070008.gal : 42 ms
[2025-06-01 10:56:41] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6283346475834231038.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality464668728954070008.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6283346475834231038.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality6283346475834231038.prop.
SDD proceeding with computation,30 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,30 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,30 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,30 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,30 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,30 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,30 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 228938 steps, run timeout after 3001 ms. (steps per millisecond=76 ) properties seen :0 out of 30
Probabilistic random walk after 228938 steps, saw 218201 distinct states, run finished after 3004 ms. (steps per millisecond=76 ) properties seen :0
[2025-06-01 10:56:44] [INFO ] Invariant cache hit.
[2025-06-01 10:56:44] [INFO ] State equation strengthened by 15 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (OVERLAPS) 60/75 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 30 unsolved
[2025-06-01 10:56:45] [INFO ] Deduced a trap composed of 3 places in 765 ms of which 1 ms to minimize.
[2025-06-01 10:56:45] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 27 ms to minimize.
[2025-06-01 10:56:45] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 1 ms to minimize.
[2025-06-01 10:56:45] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 1 ms to minimize.
[2025-06-01 10:56:45] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 103 ms of which 0 ms to minimize.
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 184 ms of which 1 ms to minimize.
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 1 ms to minimize.
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 1 ms to minimize.
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 0 ms to minimize.
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 10 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
Problem MAX4 is UNSAT
Problem MAX5 is UNSAT
Problem MAX6 is UNSAT
Problem MAX7 is UNSAT
Problem MAX9 is UNSAT
Problem MAX10 is UNSAT
Problem MAX11 is UNSAT
Problem MAX12 is UNSAT
Problem MAX13 is UNSAT
Problem MAX14 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 13/28 constraints. Problems are: Problem set: 13 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 0/28 constraints. Problems are: Problem set: 13 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 120/195 variables, 75/103 constraints. Problems are: Problem set: 13 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 15/118 constraints. Problems are: Problem set: 13 solved, 17 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/118 constraints. Problems are: Problem set: 13 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/195 variables, 0/118 constraints. Problems are: Problem set: 13 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 195/195 variables, and 118 constraints, problems are : Problem set: 13 solved, 17 unsolved in 1901 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 13/13 constraints]
Escalating to Integer solving :Problem set: 13 solved, 17 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 13 solved, 17 unsolved
At refinement iteration 1 (OVERLAPS) 60/75 variables, 15/15 constraints. Problems are: Problem set: 13 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/75 variables, 13/28 constraints. Problems are: Problem set: 13 solved, 17 unsolved
[2025-06-01 10:56:46] [INFO ] Deduced a trap composed of 3 places in 81 ms of which 1 ms to minimize.
Problem MAX8 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/75 variables, 1/29 constraints. Problems are: Problem set: 14 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/29 constraints. Problems are: Problem set: 14 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 120/195 variables, 75/104 constraints. Problems are: Problem set: 14 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 15/119 constraints. Problems are: Problem set: 14 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/195 variables, 16/135 constraints. Problems are: Problem set: 14 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/195 variables, 0/135 constraints. Problems are: Problem set: 14 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/195 variables, 0/135 constraints. Problems are: Problem set: 14 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 195/195 variables, and 135 constraints, problems are : Problem set: 14 solved, 16 unsolved in 965 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, State Equation: 75/75 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 16/30 constraints, Known Traps: 14/14 constraints]
After SMT, in 2900ms problems are : Problem set: 14 solved, 16 unsolved
Fused 16 Parikh solutions to 1 different solutions.
Parikh walk visited 2 properties in 4112 ms.
Support contains 14 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 70 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 5 ms. Remains 70 /75 variables (removed 5) and now considering 112/120 (removed 8) transitions.
Running 84 sub problems to find dead transitions.
// Phase 1: matrix 112 rows 70 cols
[2025-06-01 10:56:51] [INFO ] Computed 14 invariants in 0 ms
[2025-06-01 10:56:51] [INFO ] State equation strengthened by 14 read => feed constraints.
SDD proceeding with computation,30 properties remain. new max is 512
SDD size :11747 after 45500
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 14/70 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 112/182 variables, 70/84 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/182 variables, 14/98 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/182 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 0/182 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 182/182 variables, and 98 constraints, problems are : Problem set: 0 solved, 84 unsolved in 3986 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 70/70 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 14/70 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 112/182 variables, 70/84 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/182 variables, 14/98 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/182 variables, 84/182 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 84 unsolved
[2025-06-01 10:56:57] [INFO ] Deduced a trap composed of 4 places in 18 ms of which 1 ms to minimize.
[2025-06-01 10:56:57] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/182 variables, 2/184 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/182 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (OVERLAPS) 0/182 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 182/182 variables, and 184 constraints, problems are : Problem set: 0 solved, 84 unsolved in 3830 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 70/70 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 2/2 constraints]
After SMT, in 7841ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 7843ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7849 ms. Remains : 70/75 places, 112/120 transitions.
RANDOM walk for 43294 steps (8 resets) in 67 ms. (636 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 109 ms. (363 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 81 ms. (487 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 75 ms. (526 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 70 ms. (563 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 114 ms. (347 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 120 ms. (330 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 88 ms. (449 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 89 ms. (444 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 92 ms. (430 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 317023 steps, run timeout after 3001 ms. (steps per millisecond=105 ) properties seen :0 out of 14
Probabilistic random walk after 317023 steps, saw 299787 distinct states, run finished after 3002 ms. (steps per millisecond=105 ) properties seen :0
[2025-06-01 10:57:03] [INFO ] Invariant cache hit.
[2025-06-01 10:57:03] [INFO ] State equation strengthened by 14 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 56/70 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 112/182 variables, 70/84 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/182 variables, 14/98 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/182 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 0/182 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 182/182 variables, and 98 constraints, problems are : Problem set: 0 solved, 14 unsolved in 225 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 70/70 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 56/70 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
[2025-06-01 10:57:03] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2025-06-01 10:57:03] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2025-06-01 10:57:03] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2025-06-01 10:57:03] [INFO ] Deduced a trap composed of 3 places in 12 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/70 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/70 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 112/182 variables, 70/88 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/182 variables, 14/102 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 14/116 constraints. Problems are: Problem set: 0 solved, 14 unsolved
[2025-06-01 10:57:04] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2025-06-01 10:57:04] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
[2025-06-01 10:57:04] [INFO ] Deduced a trap composed of 3 places in 12 ms of which 0 ms to minimize.
[2025-06-01 10:57:04] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 5 ms to minimize.
[2025-06-01 10:57:04] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 5/121 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/182 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (OVERLAPS) 0/182 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 182/182 variables, and 121 constraints, problems are : Problem set: 0 solved, 14 unsolved in 1280 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, State Equation: 70/70 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 9/9 constraints]
After SMT, in 1533ms problems are : Problem set: 0 solved, 14 unsolved
Fused 14 Parikh solutions to 1 different solutions.
Detected timeout of ITS tools.
[2025-06-01 10:57:32] [INFO ] Flatten gal took : 8 ms
[2025-06-01 10:57:32] [INFO ] Applying decomposition
[2025-06-01 10:57:32] [INFO ] Flatten gal took : 9 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph9387272254052887582.txt' '-o' '/tmp/graph9387272254052887582.bin' '-w' '/tmp/graph9387272254052887582.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph9387272254052887582.bin' '-l' '-1' '-v' '-w' '/tmp/graph9387272254052887582.weights' '-q' '0' '-e' '0.001'
[2025-06-01 10:57:32] [INFO ] Decomposing Gal with order
[2025-06-01 10:57:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 10:57:32] [INFO ] Flatten gal took : 7 ms
[2025-06-01 10:57:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 10:57:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15158516960940676167.gal : 2 ms
[2025-06-01 10:57:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7600132401012783750.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15158516960940676167.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7600132401012783750.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality7600132401012783750.prop.
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,14 properties remain. new max is 256
SDD size :3104 after 11747
Parikh walk visited 2 properties in 30000 ms.
Support contains 12 out of 70 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70/70 places, 112/112 transitions.
Graph (complete) has 168 edges and 70 vertex of which 60 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Applied a total of 1 rules in 2 ms. Remains 60 /70 variables (removed 10) and now considering 96/112 (removed 16) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 60/70 places, 96/112 transitions.
RANDOM walk for 40034 steps (8 resets) in 26 ms. (1482 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 201148 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 12
Probabilistic random walk after 201148 steps, saw 189592 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
// Phase 1: matrix 96 rows 60 cols
[2025-06-01 10:57:38] [INFO ] Computed 12 invariants in 3 ms
[2025-06-01 10:57:38] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 48/60 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 96/156 variables, 60/72 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 12/84 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 0/156 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 84 constraints, problems are : Problem set: 0 solved, 12 unsolved in 190 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 60/60 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 48/60 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
[2025-06-01 10:57:38] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (OVERLAPS) 96/156 variables, 60/73 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 12/85 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 12/97 constraints. Problems are: Problem set: 0 solved, 12 unsolved
[2025-06-01 10:57:39] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2025-06-01 10:57:39] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/156 variables, 2/99 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/156 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 0/156 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 99 constraints, problems are : Problem set: 0 solved, 12 unsolved in 933 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 60/60 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 3/3 constraints]
After SMT, in 1131ms problems are : Problem set: 0 solved, 12 unsolved
Fused 12 Parikh solutions to 1 different solutions.
SDD proceeding with computation,14 properties remain. new max is 512
SDD size :11747 after 45500
Parikh walk visited 0 properties in 24810 ms.
Support contains 12 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 96/96 transitions.
Applied a total of 0 rules in 4 ms. Remains 60 /60 variables (removed 0) and now considering 96/96 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 60/60 places, 96/96 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 96/96 transitions.
Applied a total of 0 rules in 2 ms. Remains 60 /60 variables (removed 0) and now considering 96/96 (removed 0) transitions.
[2025-06-01 10:58:04] [INFO ] Invariant cache hit.
[2025-06-01 10:58:04] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-01 10:58:04] [INFO ] Invariant cache hit.
[2025-06-01 10:58:04] [INFO ] State equation strengthened by 12 read => feed constraints.
[2025-06-01 10:58:04] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2025-06-01 10:58:04] [INFO ] Redundant transitions in 2 ms returned []
Running 72 sub problems to find dead transitions.
[2025-06-01 10:58:04] [INFO ] Invariant cache hit.
[2025-06-01 10:58:04] [INFO ] State equation strengthened by 12 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (OVERLAPS) 12/60 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (OVERLAPS) 96/156 variables, 60/72 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 12/84 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 6 (OVERLAPS) 0/156 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 156/156 variables, and 84 constraints, problems are : Problem set: 0 solved, 72 unsolved in 1464 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 60/60 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 72 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 1 (OVERLAPS) 12/60 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 3 (OVERLAPS) 96/156 variables, 60/72 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 12/84 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 72/156 constraints. Problems are: Problem set: 0 solved, 72 unsolved
[2025-06-01 10:58:06] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 1 ms to minimize.
[2025-06-01 10:58:06] [INFO ] Deduced a trap composed of 3 places in 12 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/156 variables, 2/158 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/156 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 0/156 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 156/156 variables, and 158 constraints, problems are : Problem set: 0 solved, 72 unsolved in 2180 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 60/60 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 2/2 constraints]
After SMT, in 3661ms problems are : Problem set: 0 solved, 72 unsolved
Search for dead transitions found 0 dead transitions in 3662ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3786 ms. Remains : 60/60 places, 96/96 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA JoinFreeModules-PT-2000-UpperBounds-01 2003 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[2001, 2001, 2001, 2000, 2001, 2000, 2001, 2001, 2001, 2001, 2001, 2000, 2001, 2001] Max Struct:[2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003, 2003]
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 10:58:07] [INFO ] Computed 15 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2003]
RANDOM walk for 10009 steps (2 resets) in 8 ms. (1112 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[106] Max Struct:[2003]
[2025-06-01 10:58:07] [INFO ] Invariant cache hit.
[2025-06-01 10:58:07] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:58:08] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-01 10:58:08] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:58:08] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:58:08] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2025-06-01 10:58:08] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 10:58:08] [INFO ] [Nat]Added 15 Read/Feed constraints in 22 ms returned sat
[2025-06-01 10:58:08] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 10:58:08] [INFO ] Added : 45 causal constraints over 9 iterations in 76 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[106] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 10:58:12] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 10:58:12] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 10:58:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000251 steps (2 resets) in 98 ms. (10103 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 218 ms. (4566 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 10:58:13] [INFO ] Invariant cache hit.
[2025-06-01 10:58:13] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 10:58:13] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 10:58:13] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:58:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 10:58:13] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 10:58:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 10:58:13] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-01 10:58:13] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 10:58:13] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 10:58:13] [INFO ] Invariant cache hit.
[2025-06-01 10:58:13] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-01 10:58:13] [INFO ] Invariant cache hit.
[2025-06-01 10:58:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 10:58:13] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2025-06-01 10:58:13] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 10:58:13] [INFO ] Invariant cache hit.
[2025-06-01 10:58:13] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 88ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 88ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 133 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41960 steps (8 resets) in 15 ms. (2622 steps per ms) remains 2/2 properties
[2025-06-01 10:58:13] [INFO ] Flatten gal took : 6 ms
[2025-06-01 10:58:13] [INFO ] Flatten gal took : 4 ms
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 2/2 properties
[2025-06-01 10:58:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16501907451743754689.gal : 2 ms
[2025-06-01 10:58:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2799672343809465328.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16501907451743754689.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2799672343809465328.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality2799672343809465328.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1214996 steps, run timeout after 3001 ms. (steps per millisecond=404 ) properties seen :0 out of 2
Probabilistic random walk after 1214996 steps, saw 487682 distinct states, run finished after 3001 ms. (steps per millisecond=404 ) properties seen :0
[2025-06-01 10:58:16] [INFO ] Invariant cache hit.
[2025-06-01 10:58:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 10:58:16] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 78ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 10:58:16] [INFO ] Invariant cache hit.
[2025-06-01 10:58:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 73 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 120ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 121ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 122 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41265 steps (8 resets) in 8 ms. (4585 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 12 ms. (3077 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4595006 steps, run timeout after 3001 ms. (steps per millisecond=1531 ) properties seen :0 out of 1
Probabilistic random walk after 4595006 steps, saw 1685549 distinct states, run finished after 3001 ms. (steps per millisecond=1531 ) properties seen :0
[2025-06-01 10:58:19] [INFO ] Invariant cache hit.
[2025-06-01 10:58:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 55ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 82 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 10:58:19] [INFO ] Invariant cache hit.
[2025-06-01 10:58:19] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-01 10:58:19] [INFO ] Invariant cache hit.
[2025-06-01 10:58:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 10:58:19] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2025-06-01 10:58:19] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 10:58:19] [INFO ] Invariant cache hit.
[2025-06-01 10:58:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 10:58:19] [INFO ] Flatten gal took : 2 ms
[2025-06-01 10:58:19] [INFO ] Applying decomposition
[2025-06-01 10:58:19] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph13627569765660811899.txt' '-o' '/tmp/graph13627569765660811899.bin' '-w' '/tmp/graph13627569765660811899.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph13627569765660811899.bin' '-l' '-1' '-v' '-w' '/tmp/graph13627569765660811899.weights' '-q' '0' '-e' '0.001'
[2025-06-01 10:58:19] [INFO ] Decomposing Gal with order
[2025-06-01 10:58:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 10:58:19] [INFO ] Flatten gal took : 25 ms
[2025-06-01 10:58:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 10:58:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16988174639326989589.gal : 1 ms
[2025-06-01 10:58:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13160147466380617525.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16988174639326989589.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13160147466380617525.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality13160147466380617525.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :153613 after 390567
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :390567 after 406486
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :406486 after 406490
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :406490 after 690992
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-00 in 62073 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 10:59:10] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2003]
RANDOM walk for 10677 steps (2 resets) in 16 ms. (628 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1000] Max Struct:[2003]
[2025-06-01 10:59:10] [INFO ] Invariant cache hit.
[2025-06-01 10:59:10] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 10:59:10] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2025-06-01 10:59:10] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:59:10] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 10:59:10] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 10:59:10] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 10:59:10] [INFO ] [Nat]Added 15 Read/Feed constraints in 84 ms returned sat
[2025-06-01 10:59:10] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 10:59:10] [INFO ] Added : 67 causal constraints over 15 iterations in 115 ms. Result :sat
Minimization took 201 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1000] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 10:59:16] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 10:59:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 91ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 10:59:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000574 steps (2 resets) in 102 ms. (9714 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 143 ms. (6944 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 10:59:16] [INFO ] Invariant cache hit.
[2025-06-01 10:59:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 10:59:16] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-01 10:59:16] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 10:59:16] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 10:59:16] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2025-06-01 10:59:16] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 10:59:16] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 10:59:16] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 10:59:16] [INFO ] Added : 5 causal constraints over 2 iterations in 8 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 10:59:16] [INFO ] Invariant cache hit.
[2025-06-01 10:59:16] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-01 10:59:16] [INFO ] Invariant cache hit.
[2025-06-01 10:59:16] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 10:59:16] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
[2025-06-01 10:59:16] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 10:59:16] [INFO ] Invariant cache hit.
[2025-06-01 10:59:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 10:59:17] [INFO ] Flatten gal took : 1 ms
[2025-06-01 10:59:17] [INFO ] Flatten gal took : 1 ms
[2025-06-01 10:59:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4682727721703880917.gal : 1 ms
[2025-06-01 10:59:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3548609439855742571.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4682727721703880917.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3548609439855742571.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3548609439855742571.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
RANDOM walk for 41823 steps (8 resets) in 14 ms. (2788 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1251912 steps, run timeout after 3001 ms. (steps per millisecond=417 ) properties seen :0 out of 2
Probabilistic random walk after 1251912 steps, saw 500026 distinct states, run finished after 3002 ms. (steps per millisecond=417 ) properties seen :0
[2025-06-01 10:59:20] [INFO ] Invariant cache hit.
[2025-06-01 10:59:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 10:59:20] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 72ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 103 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 10:59:20] [INFO ] Invariant cache hit.
[2025-06-01 10:59:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 97ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 97 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41345 steps (8 resets) in 11 ms. (3445 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4253738 steps, run timeout after 3001 ms. (steps per millisecond=1417 ) properties seen :0 out of 1
Probabilistic random walk after 4253738 steps, saw 1566644 distinct states, run finished after 3001 ms. (steps per millisecond=1417 ) properties seen :0
[2025-06-01 10:59:23] [INFO ] Invariant cache hit.
[2025-06-01 10:59:23] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 60ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 107 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 10:59:23] [INFO ] Invariant cache hit.
[2025-06-01 10:59:23] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-01 10:59:23] [INFO ] Invariant cache hit.
[2025-06-01 10:59:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 10:59:23] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2025-06-01 10:59:23] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 10:59:23] [INFO ] Invariant cache hit.
[2025-06-01 10:59:23] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 90ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 138 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 10:59:23] [INFO ] Flatten gal took : 1 ms
[2025-06-01 10:59:23] [INFO ] Applying decomposition
[2025-06-01 10:59:23] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph14233514062617043579.txt' '-o' '/tmp/graph14233514062617043579.bin' '-w' '/tmp/graph14233514062617043579.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph14233514062617043579.bin' '-l' '-1' '-v' '-w' '/tmp/graph14233514062617043579.weights' '-q' '0' '-e' '0.001'
[2025-06-01 10:59:23] [INFO ] Decomposing Gal with order
[2025-06-01 10:59:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 10:59:23] [INFO ] Flatten gal took : 1 ms
[2025-06-01 10:59:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 10:59:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10663749088209513184.gal : 0 ms
[2025-06-01 10:59:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2276243263969467790.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10663749088209513184.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2276243263969467790.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality2276243263969467790.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :752610 after 752635
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-02 in 63738 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:00:13] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2003]
RANDOM walk for 10008 steps (2 resets) in 12 ms. (769 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:00:13] [INFO ] Invariant cache hit.
[2025-06-01 11:00:13] [INFO ] [Real]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 11:00:13] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-01 11:00:13] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:00:13] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:00:13] [INFO ] [Nat]Absence check using state equation in 33 ms returned sat
[2025-06-01 11:00:13] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:00:13] [INFO ] [Nat]Added 15 Read/Feed constraints in 42 ms returned sat
[2025-06-01 11:00:13] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 11:00:14] [INFO ] Added : 53 causal constraints over 12 iterations in 199 ms. Result :sat
Minimization took 32 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 4 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:00:18] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 11:00:18] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:00:18] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000199 steps (2 resets) in 101 ms. (9805 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 152 ms. (6535 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:00:19] [INFO ] Invariant cache hit.
[2025-06-01 11:00:19] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:00:19] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:00:19] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:00:19] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:00:19] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:00:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:00:19] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:00:19] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:00:19] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:00:19] [INFO ] Invariant cache hit.
[2025-06-01 11:00:19] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-01 11:00:19] [INFO ] Invariant cache hit.
[2025-06-01 11:00:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:00:19] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2025-06-01 11:00:19] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:00:19] [INFO ] Invariant cache hit.
[2025-06-01 11:00:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 85ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 86ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 133 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:00:19] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:00:19] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:00:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16966297310569405080.gal : 1 ms
[2025-06-01 11:00:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18113131312840762136.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16966297310569405080.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18113131312840762136.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
RANDOM walk for 40641 steps (8 resets) in 18 ms. (2139 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality18113131312840762136.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1869419 steps, run timeout after 3001 ms. (steps per millisecond=622 ) properties seen :0 out of 2
Probabilistic random walk after 1869419 steps, saw 724761 distinct states, run finished after 3001 ms. (steps per millisecond=622 ) properties seen :0
[2025-06-01 11:00:22] [INFO ] Invariant cache hit.
[2025-06-01 11:00:22] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:00:22] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 80ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 82 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:00:22] [INFO ] Invariant cache hit.
[2025-06-01 11:00:22] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 122ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 123ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 124 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40904 steps (8 resets) in 8 ms. (4544 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10 ms. (3636 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4481368 steps, run timeout after 3001 ms. (steps per millisecond=1493 ) properties seen :0 out of 1
Probabilistic random walk after 4481368 steps, saw 1645609 distinct states, run finished after 3003 ms. (steps per millisecond=1492 ) properties seen :0
[2025-06-01 11:00:25] [INFO ] Invariant cache hit.
[2025-06-01 11:00:25] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 63ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 80 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:00:25] [INFO ] Invariant cache hit.
[2025-06-01 11:00:25] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-01 11:00:25] [INFO ] Invariant cache hit.
[2025-06-01 11:00:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:00:25] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2025-06-01 11:00:25] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:00:25] [INFO ] Invariant cache hit.
[2025-06-01 11:00:25] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 157 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:00:25] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:00:25] [INFO ] Applying decomposition
[2025-06-01 11:00:25] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11772067421605084399.txt' '-o' '/tmp/graph11772067421605084399.bin' '-w' '/tmp/graph11772067421605084399.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11772067421605084399.bin' '-l' '-1' '-v' '-w' '/tmp/graph11772067421605084399.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:00:25] [INFO ] Decomposing Gal with order
[2025-06-01 11:00:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:00:25] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:00:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:00:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4378918434288514836.gal : 1 ms
[2025-06-01 11:00:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4759291737079843088.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4378918434288514836.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4759291737079843088.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality4759291737079843088.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :728634 after 728683
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-03 in 62300 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[2000] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[2000] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:01:16] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2000] Max Struct:[2003]
RANDOM walk for 11010 steps (2 resets) in 9 ms. (1101 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2000] Max Struct:[2003]
[2025-06-01 11:01:16] [INFO ] Invariant cache hit.
[2025-06-01 11:01:16] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:01:16] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 11:01:16] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:01:16] [INFO ] [Nat]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 11:01:16] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-01 11:01:16] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:01:16] [INFO ] [Nat]Added 15 Read/Feed constraints in 85 ms returned sat
[2025-06-01 11:01:16] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-01 11:01:16] [INFO ] Added : 50 causal constraints over 11 iterations in 86 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2000] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:01:20] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 11:01:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 98ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:01:20] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2000] Max Struct:[2003]
RANDOM walk for 1000385 steps (2 resets) in 103 ms. (9619 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 142 ms. (6993 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2000] Max Struct:[2003]
[2025-06-01 11:01:20] [INFO ] Invariant cache hit.
[2025-06-01 11:01:20] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:01:20] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-01 11:01:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:01:20] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:01:20] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:01:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:01:20] [INFO ] [Nat]Absence check using state equation in 1 ms returned sat
[2025-06-01 11:01:20] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2025-06-01 11:01:20] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 11:01:21] [INFO ] Added : 5 causal constraints over 2 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2000] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:01:21] [INFO ] Invariant cache hit.
[2025-06-01 11:01:21] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-01 11:01:21] [INFO ] Invariant cache hit.
[2025-06-01 11:01:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:01:21] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2025-06-01 11:01:21] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:01:21] [INFO ] Invariant cache hit.
[2025-06-01 11:01:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 92ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 92ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:01:21] [INFO ] Flatten gal took : 2 ms
[2025-06-01 11:01:21] [INFO ] Flatten gal took : 1 ms
RANDOM walk for 41535 steps (8 resets) in 8 ms. (4615 steps per ms) remains 2/2 properties
[2025-06-01 11:01:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6760769060245124850.gal : 7 ms
[2025-06-01 11:01:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15587627835829359469.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6760769060245124850.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15587627835829359469.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15587627835829359469.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1753622 steps, run timeout after 3001 ms. (steps per millisecond=584 ) properties seen :0 out of 2
Probabilistic random walk after 1753622 steps, saw 683999 distinct states, run finished after 3002 ms. (steps per millisecond=584 ) properties seen :0
[2025-06-01 11:01:24] [INFO ] Invariant cache hit.
[2025-06-01 11:01:24] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:01:24] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 78ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:01:24] [INFO ] Invariant cache hit.
[2025-06-01 11:01:24] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 100 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41352 steps (8 resets) in 8 ms. (4594 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 12 ms. (3077 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4459745 steps, run timeout after 3001 ms. (steps per millisecond=1486 ) properties seen :0 out of 1
Probabilistic random walk after 4459745 steps, saw 1637923 distinct states, run finished after 3001 ms. (steps per millisecond=1486 ) properties seen :0
[2025-06-01 11:01:27] [INFO ] Invariant cache hit.
[2025-06-01 11:01:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 60ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:01:27] [INFO ] Invariant cache hit.
[2025-06-01 11:01:27] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-06-01 11:01:27] [INFO ] Invariant cache hit.
[2025-06-01 11:01:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:01:27] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2025-06-01 11:01:27] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:01:27] [INFO ] Invariant cache hit.
[2025-06-01 11:01:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 36 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 87ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 87ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 133 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:01:27] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:01:27] [INFO ] Applying decomposition
[2025-06-01 11:01:27] [INFO ] Flatten gal took : 0 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph10285623557513055423.txt' '-o' '/tmp/graph10285623557513055423.bin' '-w' '/tmp/graph10285623557513055423.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph10285623557513055423.bin' '-l' '-1' '-v' '-w' '/tmp/graph10285623557513055423.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:01:27] [INFO ] Decomposing Gal with order
[2025-06-01 11:01:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:01:27] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:01:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:01:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5532735361835634145.gal : 0 ms
[2025-06-01 11:01:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10214723028871890736.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5532735361835634145.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10214723028871890736.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality10214723028871890736.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :153607 after 342787
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :342787 after 346765
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :346765 after 659125
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :659125 after 734779
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2000] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-05 in 61584 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-06
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:02:17] [INFO ] Computed 15 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2003]
RANDOM walk for 11008 steps (2 resets) in 9 ms. (1100 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 11 ms. (833 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[106] Max Struct:[2003]
[2025-06-01 11:02:17] [INFO ] Invariant cache hit.
[2025-06-01 11:02:17] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:02:17] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 11:02:17] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:02:17] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:02:17] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-01 11:02:17] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:02:17] [INFO ] [Nat]Added 15 Read/Feed constraints in 43 ms returned sat
[2025-06-01 11:02:17] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 11:02:17] [INFO ] Added : 52 causal constraints over 11 iterations in 108 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[106] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1999] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:02:22] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 11:02:22] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 120ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 120ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 122 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:02:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1999] Max Struct:[2003]
RANDOM walk for 1000057 steps (2 resets) in 124 ms. (8000 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 146 ms. (6802 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
[2025-06-01 11:02:23] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:02:23] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-01 11:02:23] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:02:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:02:23] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2025-06-01 11:02:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:02:23] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-01 11:02:23] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 11:02:23] [INFO ] Added : 6 causal constraints over 3 iterations in 7 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
[2025-06-01 11:02:23] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
[2025-06-01 11:02:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:02:23] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2025-06-01 11:02:23] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
[2025-06-01 11:02:23] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 103ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000191 steps (2 resets) in 102 ms. (9710 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 149 ms. (6666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
[2025-06-01 11:02:23] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:02:23] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:02:23] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:02:23] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:02:23] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:02:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:02:23] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-01 11:02:23] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:02:23] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
[2025-06-01 11:02:23] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
[2025-06-01 11:02:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:02:23] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2025-06-01 11:02:23] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:02:23] [INFO ] Invariant cache hit.
[2025-06-01 11:02:23] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 91ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 133 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:02:23] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:02:23] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:02:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5866381817156712296.gal : 1 ms
[2025-06-01 11:02:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6596748195030459050.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5866381817156712296.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6596748195030459050.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 41980 steps (8 resets) in 12 ms. (3229 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6596748195030459050.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1135363 steps, run timeout after 3007 ms. (steps per millisecond=377 ) properties seen :0 out of 2
Probabilistic random walk after 1135363 steps, saw 458612 distinct states, run finished after 3007 ms. (steps per millisecond=377 ) properties seen :0
[2025-06-01 11:02:26] [INFO ] Invariant cache hit.
[2025-06-01 11:02:26] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:02:26] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 68ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 83 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:02:26] [INFO ] Invariant cache hit.
[2025-06-01 11:02:26] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 92ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 92ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41465 steps (8 resets) in 8 ms. (4607 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 11 ms. (3333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4243173 steps, run timeout after 3001 ms. (steps per millisecond=1413 ) properties seen :0 out of 1
Probabilistic random walk after 4243173 steps, saw 1562931 distinct states, run finished after 3001 ms. (steps per millisecond=1413 ) properties seen :0
[2025-06-01 11:02:30] [INFO ] Invariant cache hit.
[2025-06-01 11:02:30] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 84 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:02:30] [INFO ] Invariant cache hit.
[2025-06-01 11:02:30] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-01 11:02:30] [INFO ] Invariant cache hit.
[2025-06-01 11:02:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:02:30] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2025-06-01 11:02:30] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:02:30] [INFO ] Invariant cache hit.
[2025-06-01 11:02:30] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 86ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 86ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 135 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:02:30] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:02:30] [INFO ] Applying decomposition
[2025-06-01 11:02:30] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph1317624920304290639.txt' '-o' '/tmp/graph1317624920304290639.bin' '-w' '/tmp/graph1317624920304290639.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1317624920304290639.bin' '-l' '-1' '-v' '-w' '/tmp/graph1317624920304290639.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:02:30] [INFO ] Decomposing Gal with order
[2025-06-01 11:02:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:02:30] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:02:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:02:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11973344983116262028.gal : 1 ms
[2025-06-01 11:02:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12374345131338157236.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11973344983116262028.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12374345131338157236.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality12374345131338157236.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :153613 after 390567
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :390567 after 406504
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :406504 after 690992
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :690992 after 738781
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-06 in 62796 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[2000] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[2000] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:03:20] [INFO ] Computed 15 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2000] Max Struct:[2003]
RANDOM walk for 10010 steps (2 resets) in 15 ms. (625 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2000] Max Struct:[2003]
[2025-06-01 11:03:20] [INFO ] Invariant cache hit.
[2025-06-01 11:03:20] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:03:20] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-01 11:03:20] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:03:20] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:03:20] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-06-01 11:03:20] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:03:20] [INFO ] [Nat]Added 15 Read/Feed constraints in 65 ms returned sat
[2025-06-01 11:03:20] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-01 11:03:20] [INFO ] Added : 47 causal constraints over 12 iterations in 89 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2000] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:03:24] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 11:03:24] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:03:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2000] Max Struct:[2003]
RANDOM walk for 1000012 steps (2 resets) in 103 ms. (9615 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 142 ms. (6993 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2000] Max Struct:[2003]
[2025-06-01 11:03:25] [INFO ] Invariant cache hit.
[2025-06-01 11:03:25] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:03:25] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-01 11:03:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:03:25] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-01 11:03:25] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:03:25] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:03:25] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:03:25] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2025-06-01 11:03:25] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 11:03:25] [INFO ] Added : 5 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2000] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:03:25] [INFO ] Invariant cache hit.
[2025-06-01 11:03:25] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-01 11:03:25] [INFO ] Invariant cache hit.
[2025-06-01 11:03:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:03:25] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2025-06-01 11:03:25] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:03:25] [INFO ] Invariant cache hit.
[2025-06-01 11:03:25] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40854 steps (8 resets) in 8 ms. (4539 steps per ms) remains 2/2 properties
[2025-06-01 11:03:25] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:03:25] [INFO ] Flatten gal took : 5 ms
[2025-06-01 11:03:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2160026617374181075.gal : 1 ms
[2025-06-01 11:03:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18195146907078581138.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2160026617374181075.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18195146907078581138.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality18195146907078581138.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1751280 steps, run timeout after 3001 ms. (steps per millisecond=583 ) properties seen :0 out of 2
Probabilistic random walk after 1751280 steps, saw 683276 distinct states, run finished after 3001 ms. (steps per millisecond=583 ) properties seen :0
[2025-06-01 11:03:28] [INFO ] Invariant cache hit.
[2025-06-01 11:03:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:03:28] [INFO ] Deduced a trap composed of 3 places in 12 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 65ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 11 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:03:28] [INFO ] Invariant cache hit.
[2025-06-01 11:03:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41940 steps (8 resets) in 9 ms. (4194 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4074699 steps, run timeout after 3001 ms. (steps per millisecond=1357 ) properties seen :0 out of 1
Probabilistic random walk after 4074699 steps, saw 1504197 distinct states, run finished after 3001 ms. (steps per millisecond=1357 ) properties seen :0
[2025-06-01 11:03:31] [INFO ] Invariant cache hit.
[2025-06-01 11:03:31] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 67ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 4 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:03:31] [INFO ] Invariant cache hit.
[2025-06-01 11:03:31] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-06-01 11:03:31] [INFO ] Invariant cache hit.
[2025-06-01 11:03:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:03:31] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
[2025-06-01 11:03:31] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:03:31] [INFO ] Invariant cache hit.
[2025-06-01 11:03:31] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:03:31] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:03:31] [INFO ] Applying decomposition
[2025-06-01 11:03:31] [INFO ] Flatten gal took : 0 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph4873973033301009297.txt' '-o' '/tmp/graph4873973033301009297.bin' '-w' '/tmp/graph4873973033301009297.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4873973033301009297.bin' '-l' '-1' '-v' '-w' '/tmp/graph4873973033301009297.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:03:31] [INFO ] Decomposing Gal with order
[2025-06-01 11:03:31] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:03:31] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:03:31] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:03:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7673201293371669961.gal : 0 ms
[2025-06-01 11:03:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6317418996933340392.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7673201293371669961.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6317418996933340392.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality6317418996933340392.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :153613 after 342770
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :342770 after 346783
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :346783 after 651044
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :651044 after 718738
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2000] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-07 in 61589 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:04:22] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2003]
RANDOM walk for 10010 steps (2 resets) in 13 ms. (715 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1000] Max Struct:[2003]
[2025-06-01 11:04:22] [INFO ] Invariant cache hit.
[2025-06-01 11:04:22] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:04:22] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-01 11:04:22] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:04:22] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:04:22] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-06-01 11:04:22] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:04:22] [INFO ] [Nat]Added 15 Read/Feed constraints in 62 ms returned sat
[2025-06-01 11:04:22] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 11:04:22] [INFO ] Added : 67 causal constraints over 15 iterations in 145 ms. Result :sat
Minimization took 200 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1000] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:04:28] [INFO ] Computed 1 invariants in 0 ms
[2025-06-01 11:04:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:04:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000490 steps (2 resets) in 105 ms. (9438 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 143 ms. (6944 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:04:28] [INFO ] Invariant cache hit.
[2025-06-01 11:04:28] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:04:28] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:04:28] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:04:28] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:04:28] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2025-06-01 11:04:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:04:28] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:04:28] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 11:04:28] [INFO ] Added : 5 causal constraints over 2 iterations in 8 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:04:28] [INFO ] Invariant cache hit.
[2025-06-01 11:04:28] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-01 11:04:28] [INFO ] Invariant cache hit.
[2025-06-01 11:04:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:04:28] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2025-06-01 11:04:28] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:04:28] [INFO ] Invariant cache hit.
[2025-06-01 11:04:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 100ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 140 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41580 steps (8 resets) in 9 ms. (4158 steps per ms) remains 2/2 properties
[2025-06-01 11:04:28] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:04:28] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:04:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7915886538383423555.gal : 0 ms
[2025-06-01 11:04:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6423162355539801071.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7915886538383423555.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6423162355539801071.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality6423162355539801071.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1039825 steps, run timeout after 3011 ms. (steps per millisecond=345 ) properties seen :0 out of 2
Probabilistic random walk after 1039825 steps, saw 427614 distinct states, run finished after 3012 ms. (steps per millisecond=345 ) properties seen :0
[2025-06-01 11:04:31] [INFO ] Invariant cache hit.
[2025-06-01 11:04:31] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:04:31] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 93ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 108 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:04:32] [INFO ] Invariant cache hit.
[2025-06-01 11:04:32] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 110ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 111ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 112 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40924 steps (8 resets) in 8 ms. (4547 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 11 ms. (3333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4225297 steps, run timeout after 3001 ms. (steps per millisecond=1407 ) properties seen :0 out of 1
Probabilistic random walk after 4225297 steps, saw 1556690 distinct states, run finished after 3003 ms. (steps per millisecond=1407 ) properties seen :0
[2025-06-01 11:04:35] [INFO ] Invariant cache hit.
[2025-06-01 11:04:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 62ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 103 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 11 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:04:35] [INFO ] Invariant cache hit.
[2025-06-01 11:04:35] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-06-01 11:04:35] [INFO ] Invariant cache hit.
[2025-06-01 11:04:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:04:35] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2025-06-01 11:04:35] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:04:35] [INFO ] Invariant cache hit.
[2025-06-01 11:04:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 115ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 163 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:04:35] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:04:35] [INFO ] Applying decomposition
[2025-06-01 11:04:35] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph14464235613043371776.txt' '-o' '/tmp/graph14464235613043371776.bin' '-w' '/tmp/graph14464235613043371776.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph14464235613043371776.bin' '-l' '-1' '-v' '-w' '/tmp/graph14464235613043371776.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:04:35] [INFO ] Decomposing Gal with order
[2025-06-01 11:04:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:04:35] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:04:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:04:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5240129786830730508.gal : 0 ms
[2025-06-01 11:04:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4670861009732261600.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5240129786830730508.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4670861009732261600.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality4670861009732261600.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :722666 after 722704
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-08 in 63576 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-09
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:05:25] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2003]
RANDOM walk for 11008 steps (2 resets) in 8 ms. (1223 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[106] Max Struct:[2003]
[2025-06-01 11:05:25] [INFO ] Invariant cache hit.
[2025-06-01 11:05:25] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:05:25] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-06-01 11:05:25] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:05:25] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:05:25] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 11:05:25] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:05:25] [INFO ] [Nat]Added 15 Read/Feed constraints in 42 ms returned sat
[2025-06-01 11:05:25] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 11:05:25] [INFO ] Added : 60 causal constraints over 14 iterations in 108 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[106] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.1 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:05:30] [INFO ] Computed 1 invariants in 9 ms
[2025-06-01 11:05:30] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 112ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:05:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000258 steps (2 resets) in 100 ms. (9903 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 150 ms. (6622 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:05:30] [INFO ] Invariant cache hit.
[2025-06-01 11:05:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:05:30] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:05:30] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:05:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:05:30] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:05:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:05:30] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:05:30] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 11:05:30] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:05:30] [INFO ] Invariant cache hit.
[2025-06-01 11:05:30] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-01 11:05:30] [INFO ] Invariant cache hit.
[2025-06-01 11:05:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:05:30] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2025-06-01 11:05:30] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:05:30] [INFO ] Invariant cache hit.
[2025-06-01 11:05:30] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 92ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 135 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:05:31] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:05:31] [INFO ] Flatten gal took : 1 ms
RANDOM walk for 40884 steps (8 resets) in 12 ms. (3144 steps per ms) remains 2/2 properties
[2025-06-01 11:05:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13976330953561687662.gal : 0 ms
[2025-06-01 11:05:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15945573187213225844.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13976330953561687662.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15945573187213225844.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality15945573187213225844.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 661910 steps, run timeout after 3001 ms. (steps per millisecond=220 ) properties seen :0 out of 2
Probabilistic random walk after 661910 steps, saw 287519 distinct states, run finished after 3001 ms. (steps per millisecond=220 ) properties seen :0
[2025-06-01 11:05:34] [INFO ] Invariant cache hit.
[2025-06-01 11:05:34] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:05:34] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 76ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:05:34] [INFO ] Invariant cache hit.
[2025-06-01 11:05:34] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 103ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40836 steps (8 resets) in 8 ms. (4537 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 16 ms. (2353 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4423166 steps, run timeout after 3001 ms. (steps per millisecond=1473 ) properties seen :0 out of 1
Probabilistic random walk after 4423166 steps, saw 1625702 distinct states, run finished after 3001 ms. (steps per millisecond=1473 ) properties seen :0
[2025-06-01 11:05:37] [INFO ] Invariant cache hit.
[2025-06-01 11:05:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 70ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:05:37] [INFO ] Invariant cache hit.
[2025-06-01 11:05:37] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-01 11:05:37] [INFO ] Invariant cache hit.
[2025-06-01 11:05:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:05:37] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 31 ms to find 0 implicit places.
[2025-06-01 11:05:37] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:05:37] [INFO ] Invariant cache hit.
[2025-06-01 11:05:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 97ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 97ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 136 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:05:37] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:05:37] [INFO ] Applying decomposition
[2025-06-01 11:05:37] [INFO ] Flatten gal took : 0 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph10710138050607289.txt' '-o' '/tmp/graph10710138050607289.bin' '-w' '/tmp/graph10710138050607289.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph10710138050607289.bin' '-l' '-1' '-v' '-w' '/tmp/graph10710138050607289.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:05:37] [INFO ] Decomposing Gal with order
[2025-06-01 11:05:37] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:05:37] [INFO ] Flatten gal took : 2 ms
[2025-06-01 11:05:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:05:37] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13798793941923571631.gal : 1 ms
[2025-06-01 11:05:37] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16637936518144794814.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13798793941923571631.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16637936518144794814.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality16637936518144794814.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :722666 after 722709
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-09 in 62123 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-10
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:06:27] [INFO ] Computed 15 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2003]
RANDOM walk for 10260 steps (2 resets) in 8 ms. (1140 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[99] Max Struct:[2003]
[2025-06-01 11:06:27] [INFO ] Invariant cache hit.
[2025-06-01 11:06:27] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:06:27] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-01 11:06:27] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:06:27] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:06:27] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-06-01 11:06:27] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:06:27] [INFO ] [Nat]Added 15 Read/Feed constraints in 71 ms returned sat
[2025-06-01 11:06:27] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-01 11:06:28] [INFO ] Added : 39 causal constraints over 8 iterations in 87 ms. Result :sat
Minimization took 183 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[99] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:06:33] [INFO ] Computed 1 invariants in 0 ms
[2025-06-01 11:06:33] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:06:33] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000019 steps (2 resets) in 104 ms. (9523 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 162 ms. (6134 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:06:33] [INFO ] Invariant cache hit.
[2025-06-01 11:06:33] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:06:33] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:06:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:06:33] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:06:33] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:06:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:06:33] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:06:33] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:06:33] [INFO ] Added : 5 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:06:34] [INFO ] Invariant cache hit.
[2025-06-01 11:06:34] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-01 11:06:34] [INFO ] Invariant cache hit.
[2025-06-01 11:06:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:06:34] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2025-06-01 11:06:34] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:06:34] [INFO ] Invariant cache hit.
[2025-06-01 11:06:34] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 93ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 93ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 137 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:06:34] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:06:34] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:06:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14786392225916484287.gal : 0 ms
RANDOM walk for 40792 steps (8 resets) in 13 ms. (2913 steps per ms) remains 2/2 properties
[2025-06-01 11:06:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16056913528558887388.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14786392225916484287.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16056913528558887388.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16056913528558887388.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 33 ms. (1176 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1417717 steps, run timeout after 3001 ms. (steps per millisecond=472 ) properties seen :0 out of 2
Probabilistic random walk after 1417717 steps, saw 559742 distinct states, run finished after 3001 ms. (steps per millisecond=472 ) properties seen :0
[2025-06-01 11:06:37] [INFO ] Invariant cache hit.
[2025-06-01 11:06:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:06:37] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 71ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 104 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:06:37] [INFO ] Invariant cache hit.
[2025-06-01 11:06:37] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 90ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41595 steps (8 resets) in 8 ms. (4621 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4176741 steps, run timeout after 3001 ms. (steps per millisecond=1391 ) properties seen :0 out of 1
Probabilistic random walk after 4176741 steps, saw 1538834 distinct states, run finished after 3001 ms. (steps per millisecond=1391 ) properties seen :0
[2025-06-01 11:06:40] [INFO ] Invariant cache hit.
[2025-06-01 11:06:40] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 106 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:06:40] [INFO ] Invariant cache hit.
[2025-06-01 11:06:40] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-01 11:06:40] [INFO ] Invariant cache hit.
[2025-06-01 11:06:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:06:40] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2025-06-01 11:06:40] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:06:40] [INFO ] Invariant cache hit.
[2025-06-01 11:06:40] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 88ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 88ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 138 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:06:40] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:06:40] [INFO ] Applying decomposition
[2025-06-01 11:06:40] [INFO ] Flatten gal took : 0 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph18223130051590783237.txt' '-o' '/tmp/graph18223130051590783237.bin' '-w' '/tmp/graph18223130051590783237.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph18223130051590783237.bin' '-l' '-1' '-v' '-w' '/tmp/graph18223130051590783237.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:06:40] [INFO ] Decomposing Gal with order
[2025-06-01 11:06:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:06:40] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:06:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-01 11:06:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7976960180114205456.gal : 0 ms
[2025-06-01 11:06:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14848217700484961577.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7976960180114205456.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14848217700484961577.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality14848217700484961577.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :153607 after 394521
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :394521 after 412438
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :412438 after 412466
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :412466 after 698973
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-10 in 63161 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:07:30] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2003]
RANDOM walk for 10260 steps (2 resets) in 9 ms. (1026 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[106] Max Struct:[2003]
[2025-06-01 11:07:30] [INFO ] Invariant cache hit.
[2025-06-01 11:07:30] [INFO ] [Real]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 11:07:30] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-01 11:07:30] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:07:30] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:07:31] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 11:07:31] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:07:31] [INFO ] [Nat]Added 15 Read/Feed constraints in 23 ms returned sat
[2025-06-01 11:07:31] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 11:07:31] [INFO ] Deduced a trap composed of 4 places in 19 ms of which 0 ms to minimize.
[2025-06-01 11:07:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2025-06-01 11:07:31] [INFO ] Added : 46 causal constraints over 10 iterations in 122 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[106] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2000] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:07:35] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 11:07:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 98 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:07:35] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2000] Max Struct:[2003]
RANDOM walk for 1000230 steps (2 resets) in 101 ms. (9806 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 147 ms. (6756 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:07:35] [INFO ] Invariant cache hit.
[2025-06-01 11:07:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:07:35] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:07:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:07:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:07:35] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:07:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:07:35] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-01 11:07:35] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 11:07:35] [INFO ] Added : 6 causal constraints over 3 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:07:35] [INFO ] Invariant cache hit.
[2025-06-01 11:07:36] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-06-01 11:07:36] [INFO ] Invariant cache hit.
[2025-06-01 11:07:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:07:36] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2025-06-01 11:07:36] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:07:36] [INFO ] Invariant cache hit.
[2025-06-01 11:07:36] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:07:36] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000005 steps (2 resets) in 106 ms. (9345 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 152 ms. (6535 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:07:36] [INFO ] Invariant cache hit.
[2025-06-01 11:07:36] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:07:36] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-01 11:07:36] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:07:36] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:07:36] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:07:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:07:36] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:07:36] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:07:36] [INFO ] Added : 6 causal constraints over 3 iterations in 9 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:07:36] [INFO ] Invariant cache hit.
[2025-06-01 11:07:36] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-01 11:07:36] [INFO ] Invariant cache hit.
[2025-06-01 11:07:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:07:36] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 33 ms to find 0 implicit places.
[2025-06-01 11:07:36] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:07:36] [INFO ] Invariant cache hit.
[2025-06-01 11:07:36] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 88ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 89ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:07:36] [INFO ] Flatten gal took : 0 ms
RANDOM walk for 41009 steps (8 resets) in 10 ms. (3728 steps per ms) remains 2/2 properties
[2025-06-01 11:07:36] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:07:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7114976470171556391.gal : 1 ms
[2025-06-01 11:07:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5910885415874654473.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7114976470171556391.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5910885415874654473.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality5910885415874654473.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1097670 steps, run timeout after 3001 ms. (steps per millisecond=365 ) properties seen :0 out of 2
Probabilistic random walk after 1097670 steps, saw 448247 distinct states, run finished after 3001 ms. (steps per millisecond=365 ) properties seen :0
[2025-06-01 11:07:39] [INFO ] Invariant cache hit.
[2025-06-01 11:07:39] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:07:39] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 106ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:07:39] [INFO ] Invariant cache hit.
[2025-06-01 11:07:39] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41451 steps (8 resets) in 9 ms. (4145 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 14 ms. (2666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4390449 steps, run timeout after 3001 ms. (steps per millisecond=1462 ) properties seen :0 out of 1
Probabilistic random walk after 4390449 steps, saw 1614380 distinct states, run finished after 3002 ms. (steps per millisecond=1462 ) properties seen :0
[2025-06-01 11:07:42] [INFO ] Invariant cache hit.
[2025-06-01 11:07:42] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 68ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:07:43] [INFO ] Invariant cache hit.
[2025-06-01 11:07:43] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-01 11:07:43] [INFO ] Invariant cache hit.
[2025-06-01 11:07:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:07:43] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2025-06-01 11:07:43] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:07:43] [INFO ] Invariant cache hit.
[2025-06-01 11:07:43] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 144 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:07:43] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:07:43] [INFO ] Applying decomposition
[2025-06-01 11:07:43] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph4119585744227865500.txt' '-o' '/tmp/graph4119585744227865500.bin' '-w' '/tmp/graph4119585744227865500.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4119585744227865500.bin' '-l' '-1' '-v' '-w' '/tmp/graph4119585744227865500.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:07:43] [INFO ] Decomposing Gal with order
[2025-06-01 11:07:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:07:43] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:07:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:07:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14174726443769439926.gal : 1 ms
[2025-06-01 11:07:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2573446248108843162.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14174726443769439926.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2573446248108843162.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality2573446248108843162.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :722666 after 722704
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-11 in 62465 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-12
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:08:33] [INFO ] Computed 15 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2003]
RANDOM walk for 11344 steps (2 resets) in 9 ms. (1134 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[106] Max Struct:[2003]
[2025-06-01 11:08:33] [INFO ] Invariant cache hit.
[2025-06-01 11:08:33] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:08:33] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2025-06-01 11:08:33] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:08:33] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:08:33] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 11:08:33] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:08:33] [INFO ] [Nat]Added 15 Read/Feed constraints in 65 ms returned sat
[2025-06-01 11:08:33] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 8 ms.
[2025-06-01 11:08:33] [INFO ] Added : 47 causal constraints over 12 iterations in 92 ms. Result :sat
Minimization took 42 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[106] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1999] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:08:38] [INFO ] Computed 1 invariants in 0 ms
[2025-06-01 11:08:38] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 126ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 126ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:08:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1999] Max Struct:[2003]
RANDOM walk for 1000040 steps (2 resets) in 100 ms. (9901 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 165 ms. (6024 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:08:38] [INFO ] Invariant cache hit.
[2025-06-01 11:08:38] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:08:38] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-01 11:08:38] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:08:38] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:08:38] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:08:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:08:38] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-01 11:08:38] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:08:38] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:08:38] [INFO ] Invariant cache hit.
[2025-06-01 11:08:38] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-01 11:08:38] [INFO ] Invariant cache hit.
[2025-06-01 11:08:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:08:38] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2025-06-01 11:08:38] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:08:38] [INFO ] Invariant cache hit.
[2025-06-01 11:08:38] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:08:38] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000096 steps (2 resets) in 97 ms. (10205 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 148 ms. (6711 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:08:39] [INFO ] Invariant cache hit.
[2025-06-01 11:08:39] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:08:39] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-01 11:08:39] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:08:39] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:08:39] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:08:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:08:39] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:08:39] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:08:39] [INFO ] Added : 6 causal constraints over 3 iterations in 6 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:08:39] [INFO ] Invariant cache hit.
[2025-06-01 11:08:39] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-01 11:08:39] [INFO ] Invariant cache hit.
[2025-06-01 11:08:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:08:39] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2025-06-01 11:08:39] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:08:39] [INFO ] Invariant cache hit.
[2025-06-01 11:08:39] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 141 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:08:39] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:08:39] [INFO ] Flatten gal took : 0 ms
RANDOM walk for 41476 steps (8 resets) in 11 ms. (3456 steps per ms) remains 2/2 properties
[2025-06-01 11:08:39] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4991189153171248818.gal : 1 ms
[2025-06-01 11:08:39] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9123513782942797322.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4991189153171248818.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9123513782942797322.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9123513782942797322.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
BEST_FIRST walk for 40004 steps (8 resets) in 14 ms. (2666 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 829317 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :0 out of 2
Probabilistic random walk after 829317 steps, saw 349162 distinct states, run finished after 3001 ms. (steps per millisecond=276 ) properties seen :0
[2025-06-01 11:08:42] [INFO ] Invariant cache hit.
[2025-06-01 11:08:42] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:08:42] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 78ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 81 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:08:42] [INFO ] Invariant cache hit.
[2025-06-01 11:08:42] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 86ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 86ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40901 steps (8 resets) in 9 ms. (4090 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 13 ms. (2857 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4120839 steps, run timeout after 3001 ms. (steps per millisecond=1373 ) properties seen :0 out of 1
Probabilistic random walk after 4120839 steps, saw 1520001 distinct states, run finished after 3001 ms. (steps per millisecond=1373 ) properties seen :0
[2025-06-01 11:08:45] [INFO ] Invariant cache hit.
[2025-06-01 11:08:45] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 53ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 83 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:08:45] [INFO ] Invariant cache hit.
[2025-06-01 11:08:45] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-01 11:08:45] [INFO ] Invariant cache hit.
[2025-06-01 11:08:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:08:45] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2025-06-01 11:08:45] [INFO ] Redundant transitions in 1 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:08:45] [INFO ] Invariant cache hit.
[2025-06-01 11:08:45] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 98ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 143 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:08:46] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:08:46] [INFO ] Applying decomposition
[2025-06-01 11:08:46] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph14555856453842272063.txt' '-o' '/tmp/graph14555856453842272063.bin' '-w' '/tmp/graph14555856453842272063.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph14555856453842272063.bin' '-l' '-1' '-v' '-w' '/tmp/graph14555856453842272063.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:08:46] [INFO ] Decomposing Gal with order
[2025-06-01 11:08:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:08:46] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:08:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-01 11:08:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17407076438973841265.gal : 0 ms
[2025-06-01 11:08:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14266422260042031419.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17407076438973841265.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14266422260042031419.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality14266422260042031419.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :153607 after 394521
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :394521 after 412470
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :412470 after 412484
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :412484 after 698967
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :698967 after 742758
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-12 in 62734 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-13
Current structural bounds on expressions (Initially) : Max Seen:[2000] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[2000] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:09:36] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2000] Max Struct:[2003]
RANDOM walk for 10008 steps (2 resets) in 8 ms. (1112 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 13 ms. (714 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2000] Max Struct:[2003]
[2025-06-01 11:09:36] [INFO ] Invariant cache hit.
[2025-06-01 11:09:36] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:09:36] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2025-06-01 11:09:36] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:09:36] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-01 11:09:36] [INFO ] [Nat]Absence check using state equation in 65 ms returned sat
[2025-06-01 11:09:36] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:09:36] [INFO ] [Nat]Added 15 Read/Feed constraints in 58 ms returned sat
[2025-06-01 11:09:36] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 11:09:36] [INFO ] Added : 34 causal constraints over 8 iterations in 73 ms. Result :sat
Minimization took 29 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2000] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 1 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:09:40] [INFO ] Computed 1 invariants in 0 ms
[2025-06-01 11:09:40] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 102 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:09:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2000] Max Struct:[2003]
RANDOM walk for 1000443 steps (2 resets) in 103 ms. (9619 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 163 ms. (6097 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2000] Max Struct:[2003]
[2025-06-01 11:09:40] [INFO ] Invariant cache hit.
[2025-06-01 11:09:40] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:09:40] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:09:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:09:40] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:09:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:09:40] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:09:40] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2025-06-01 11:09:40] [INFO ] [Nat]Added 1 Read/Feed constraints in 2 ms returned sat
[2025-06-01 11:09:40] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:09:40] [INFO ] Added : 5 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2000] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2000] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:09:40] [INFO ] Invariant cache hit.
[2025-06-01 11:09:40] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-06-01 11:09:40] [INFO ] Invariant cache hit.
[2025-06-01 11:09:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:09:40] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2025-06-01 11:09:40] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:09:40] [INFO ] Invariant cache hit.
[2025-06-01 11:09:40] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:09:40] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:09:40] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:09:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16297340209585196030.gal : 1 ms
RANDOM walk for 42322 steps (8 resets) in 11 ms. (3526 steps per ms) remains 2/2 properties
[2025-06-01 11:09:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4444554624186872252.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16297340209585196030.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4444554624186872252.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4444554624186872252.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
BEST_FIRST walk for 40004 steps (8 resets) in 18 ms. (2105 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
BEST_FIRST walk for 40004 steps (8 resets) in 24 ms. (1600 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 907819 steps, run timeout after 3001 ms. (steps per millisecond=302 ) properties seen :0 out of 2
Probabilistic random walk after 907819 steps, saw 378062 distinct states, run finished after 3001 ms. (steps per millisecond=302 ) properties seen :0
[2025-06-01 11:09:44] [INFO ] Invariant cache hit.
[2025-06-01 11:09:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:09:44] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 80ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:09:44] [INFO ] Invariant cache hit.
[2025-06-01 11:09:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 93ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 94 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40801 steps (8 resets) in 10 ms. (3709 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3983707 steps, run timeout after 3001 ms. (steps per millisecond=1327 ) properties seen :0 out of 1
Probabilistic random walk after 3983707 steps, saw 1470455 distinct states, run finished after 3001 ms. (steps per millisecond=1327 ) properties seen :0
[2025-06-01 11:09:47] [INFO ] Invariant cache hit.
[2025-06-01 11:09:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 53ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 7 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:09:47] [INFO ] Invariant cache hit.
[2025-06-01 11:09:47] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-01 11:09:47] [INFO ] Invariant cache hit.
[2025-06-01 11:09:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:09:47] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2025-06-01 11:09:47] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:09:47] [INFO ] Invariant cache hit.
[2025-06-01 11:09:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 95ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 149 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:09:47] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:09:47] [INFO ] Applying decomposition
[2025-06-01 11:09:47] [INFO ] Flatten gal took : 0 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph3082599161210999392.txt' '-o' '/tmp/graph3082599161210999392.bin' '-w' '/tmp/graph3082599161210999392.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph3082599161210999392.bin' '-l' '-1' '-v' '-w' '/tmp/graph3082599161210999392.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:09:47] [INFO ] Decomposing Gal with order
[2025-06-01 11:09:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:09:47] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:09:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:09:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9839653387067285688.gal : 1 ms
[2025-06-01 11:09:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7502639150979557151.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9839653387067285688.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7502639150979557151.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality7502639150979557151.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :722740 after 722789
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2000] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-13 in 61413 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-14
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:10:37] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[2003]
RANDOM walk for 11343 steps (2 resets) in 13 ms. (810 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[99] Max Struct:[2003]
[2025-06-01 11:10:37] [INFO ] Invariant cache hit.
[2025-06-01 11:10:37] [INFO ] [Real]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:10:37] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-06-01 11:10:37] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:10:37] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:10:37] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2025-06-01 11:10:37] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:10:37] [INFO ] [Nat]Added 15 Read/Feed constraints in 64 ms returned sat
[2025-06-01 11:10:37] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 10 ms.
[2025-06-01 11:10:37] [INFO ] Added : 38 causal constraints over 9 iterations in 78 ms. Result :sat
Minimization took 180 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[99] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:10:42] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 11:10:42] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 103ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:10:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1000001 steps (2 resets) in 99 ms. (10000 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 148 ms. (6711 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:10:43] [INFO ] Invariant cache hit.
[2025-06-01 11:10:43] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:10:43] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:10:43] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:10:43] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:10:43] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:10:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:10:43] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:10:43] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:10:43] [INFO ] Added : 5 causal constraints over 2 iterations in 5 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:10:43] [INFO ] Invariant cache hit.
[2025-06-01 11:10:43] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-01 11:10:43] [INFO ] Invariant cache hit.
[2025-06-01 11:10:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:10:43] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 31 ms to find 0 implicit places.
[2025-06-01 11:10:43] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:10:43] [INFO ] Invariant cache hit.
[2025-06-01 11:10:43] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:10:43] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:10:43] [INFO ] Flatten gal took : 2 ms
RANDOM walk for 40562 steps (8 resets) in 12 ms. (3120 steps per ms) remains 2/2 properties
[2025-06-01 11:10:43] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18161266213186474756.gal : 1 ms
[2025-06-01 11:10:43] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17045302898898708655.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18161266213186474756.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17045302898898708655.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality17045302898898708655.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
BEST_FIRST walk for 40004 steps (8 resets) in 13 ms. (2857 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
BEST_FIRST walk for 40004 steps (8 resets) in 23 ms. (1666 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1121204 steps, run timeout after 3001 ms. (steps per millisecond=373 ) properties seen :0 out of 2
Probabilistic random walk after 1121204 steps, saw 453892 distinct states, run finished after 3001 ms. (steps per millisecond=373 ) properties seen :0
[2025-06-01 11:10:46] [INFO ] Invariant cache hit.
[2025-06-01 11:10:46] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:10:46] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 0 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 62ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 109 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:10:46] [INFO ] Invariant cache hit.
[2025-06-01 11:10:46] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 121ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 121ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 122 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 42220 steps (8 resets) in 8 ms. (4691 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 12 ms. (3077 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4058811 steps, run timeout after 3001 ms. (steps per millisecond=1352 ) properties seen :0 out of 1
Probabilistic random walk after 4058811 steps, saw 1498432 distinct states, run finished after 3003 ms. (steps per millisecond=1351 ) properties seen :0
[2025-06-01 11:10:49] [INFO ] Invariant cache hit.
[2025-06-01 11:10:49] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 56ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 132 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:10:50] [INFO ] Invariant cache hit.
[2025-06-01 11:10:50] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-01 11:10:50] [INFO ] Invariant cache hit.
[2025-06-01 11:10:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:10:50] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2025-06-01 11:10:50] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:10:50] [INFO ] Invariant cache hit.
[2025-06-01 11:10:50] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 118ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 120ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 162 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:10:50] [INFO ] Flatten gal took : 0 ms
[2025-06-01 11:10:50] [INFO ] Applying decomposition
[2025-06-01 11:10:50] [INFO ] Flatten gal took : 0 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph11942196744711205439.txt' '-o' '/tmp/graph11942196744711205439.bin' '-w' '/tmp/graph11942196744711205439.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph11942196744711205439.bin' '-l' '-1' '-v' '-w' '/tmp/graph11942196744711205439.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:10:50] [INFO ] Decomposing Gal with order
[2025-06-01 11:10:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:10:50] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:10:50] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:10:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6830683643472403141.gal : 1 ms
[2025-06-01 11:10:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4347972479590936670.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6830683643472403141.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4347972479590936670.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality4347972479590936670.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :752610 after 752640
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-14 in 62786 ms.
Starting property specific reduction for JoinFreeModules-PT-2000-UpperBounds-15
Current structural bounds on expressions (Initially) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[1] Max Struct:[2003]
Current structural bounds on expressions (Before main loop) : Max Seen:[1] Max Struct:[2003]
// Phase 1: matrix 120 rows 75 cols
[2025-06-01 11:11:40] [INFO ] Computed 15 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[2003]
RANDOM walk for 10260 steps (2 resets) in 11 ms. (855 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[106] Max Struct:[2003]
[2025-06-01 11:11:40] [INFO ] Invariant cache hit.
[2025-06-01 11:11:40] [INFO ] [Real]Absence check using 15 positive place invariants in 4 ms returned sat
[2025-06-01 11:11:40] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2025-06-01 11:11:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:11:40] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2025-06-01 11:11:40] [INFO ] [Nat]Absence check using state equation in 23 ms returned sat
[2025-06-01 11:11:40] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-01 11:11:40] [INFO ] [Nat]Added 15 Read/Feed constraints in 4 ms returned sat
[2025-06-01 11:11:40] [INFO ] Computed and/alt/rep : 90/225/90 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-01 11:11:40] [INFO ] Added : 59 causal constraints over 14 iterations in 130 ms. Result :sat
Minimization took 41 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[106] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1999] Max Struct:[2003]
Support contains 1 out of 75 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 75/75 places, 120/120 transitions.
Graph (complete) has 180 edges and 75 vertex of which 5 are kept as prefixes of interest. Removing 70 places using SCC suffix rule.0 ms
Discarding 70 places :
Also discarding 112 output transitions
Drop transitions (Output transitions of discarded places.) removed 112 transitions
Applied a total of 1 rules in 0 ms. Remains 5 /75 variables (removed 70) and now considering 8/120 (removed 112) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 8 rows 5 cols
[2025-06-01 11:11:45] [INFO ] Computed 1 invariants in 1 ms
[2025-06-01 11:11:45] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 106 ms. Remains : 5/75 places, 8/120 transitions.
[2025-06-01 11:11:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1999] Max Struct:[2003]
RANDOM walk for 1000346 steps (2 resets) in 117 ms. (8477 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 147 ms. (6756 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:11:45] [INFO ] Invariant cache hit.
[2025-06-01 11:11:45] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:11:45] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:11:45] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:11:45] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:11:45] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-01 11:11:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:11:45] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-06-01 11:11:45] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 11:11:45] [INFO ] Added : 6 causal constraints over 3 iterations in 10 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:11:45] [INFO ] Invariant cache hit.
[2025-06-01 11:11:45] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-01 11:11:45] [INFO ] Invariant cache hit.
[2025-06-01 11:11:45] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:11:45] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2025-06-01 11:11:45] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:11:45] [INFO ] Invariant cache hit.
[2025-06-01 11:11:45] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 95ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 141 ms. Remains : 5/5 places, 8/8 transitions.
[2025-06-01 11:11:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2001] Max Struct:[2003]
RANDOM walk for 1001169 steps (2 resets) in 105 ms. (9444 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 147 ms. (6756 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2001] Max Struct:[2003]
[2025-06-01 11:11:46] [INFO ] Invariant cache hit.
[2025-06-01 11:11:46] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 11:11:46] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-01 11:11:46] [INFO ] Solution in real domain found non-integer solution.
[2025-06-01 11:11:46] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 11:11:46] [INFO ] [Nat]Absence check using state equation in 2 ms returned sat
[2025-06-01 11:11:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:11:46] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-06-01 11:11:46] [INFO ] Computed and/alt/rep : 6/15/6 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-01 11:11:46] [INFO ] Added : 6 causal constraints over 3 iterations in 10 ms. Result :sat
Minimization took 5 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2001] Max Struct:[2003]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2001] Max Struct:[2003]
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:11:46] [INFO ] Invariant cache hit.
[2025-06-01 11:11:46] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-01 11:11:46] [INFO ] Invariant cache hit.
[2025-06-01 11:11:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:11:46] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2025-06-01 11:11:46] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:11:46] [INFO ] Invariant cache hit.
[2025-06-01 11:11:46] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 143 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 41819 steps (8 resets) in 10 ms. (3801 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 17 ms. (2222 steps per ms) remains 2/2 properties
[2025-06-01 11:11:46] [INFO ] Flatten gal took : 3 ms
[2025-06-01 11:11:46] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:11:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12455537897781816560.gal : 0 ms
[2025-06-01 11:11:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9133722661593411281.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12455537897781816560.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9133722661593411281.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 14 ms. (2666 steps per ms) remains 2/2 properties
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9133722661593411281.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :8 after 25
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :25 after 76
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :76 after 246
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :246 after 851
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :851 after 3104
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :3104 after 11747
Interrupted probabilistic random walk after 1455093 steps, run timeout after 3001 ms. (steps per millisecond=484 ) properties seen :0 out of 2
Probabilistic random walk after 1455093 steps, saw 573779 distinct states, run finished after 3002 ms. (steps per millisecond=484 ) properties seen :0
[2025-06-01 11:11:49] [INFO ] Invariant cache hit.
[2025-06-01 11:11:49] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-01 11:11:49] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 8/13 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 1/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 9 constraints, problems are : Problem set: 1 solved, 1 unsolved in 20 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints]
After SMT, in 72ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 82 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 11:11:49] [INFO ] Invariant cache hit.
[2025-06-01 11:11:49] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 114ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 5/5 places, 8/8 transitions.
RANDOM walk for 40984 steps (8 resets) in 8 ms. (4553 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 11 ms. (3333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 4303808 steps, run timeout after 3001 ms. (steps per millisecond=1434 ) properties seen :0 out of 1
Probabilistic random walk after 4303808 steps, saw 1584204 distinct states, run finished after 3002 ms. (steps per millisecond=1433 ) properties seen :0
[2025-06-01 11:11:52] [INFO ] Invariant cache hit.
[2025-06-01 11:11:52] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 79ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 83 ms.
Support contains 1 out of 5 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 5/5 places, 8/8 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5/5 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 5 /5 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-01 11:11:52] [INFO ] Invariant cache hit.
[2025-06-01 11:11:52] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-01 11:11:52] [INFO ] Invariant cache hit.
[2025-06-01 11:11:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-01 11:11:53] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2025-06-01 11:11:53] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 11:11:53] [INFO ] Invariant cache hit.
[2025-06-01 11:11:53] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 7 constraints, problems are : Problem set: 0 solved, 6 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 13 constraints, problems are : Problem set: 0 solved, 6 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 103ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 153 ms. Remains : 5/5 places, 8/8 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-01 11:11:53] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:11:53] [INFO ] Applying decomposition
[2025-06-01 11:11:53] [INFO ] Flatten gal took : 0 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph15789943884335528542.txt' '-o' '/tmp/graph15789943884335528542.bin' '-w' '/tmp/graph15789943884335528542.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph15789943884335528542.bin' '-l' '-1' '-v' '-w' '/tmp/graph15789943884335528542.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:11:53] [INFO ] Decomposing Gal with order
[2025-06-01 11:11:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:11:53] [INFO ] Flatten gal took : 1 ms
[2025-06-01 11:11:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:11:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15056493353126037747.gal : 0 ms
[2025-06-01 11:11:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16867932200635543305.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality15056493353126037747.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16867932200635543305.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality16867932200635543305.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 69
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :69 after 134
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :134 after 263
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :263 after 520
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :520 after 1033
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :153607 after 394521
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :394521 after 412438
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :412438 after 412476
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :412476 after 698959
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[2001] Max Struct:[2003]
Ending property specific reduction for JoinFreeModules-PT-2000-UpperBounds-15 in 62918 ms.
[2025-06-01 11:12:43] [INFO ] Flatten gal took : 5 ms
[2025-06-01 11:12:43] [INFO ] Applying decomposition
[2025-06-01 11:12:43] [INFO ] Flatten gal took : 4 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph4703533525100993034.txt' '-o' '/tmp/graph4703533525100993034.bin' '-w' '/tmp/graph4703533525100993034.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph4703533525100993034.bin' '-l' '-1' '-v' '-w' '/tmp/graph4703533525100993034.weights' '-q' '0' '-e' '0.001'
[2025-06-01 11:12:43] [INFO ] Decomposing Gal with order
[2025-06-01 11:12:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 11:12:43] [INFO ] Flatten gal took : 6 ms
[2025-06-01 11:12:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 11:12:43] [INFO ] Time to serialize gal into /tmp/UpperBounds15233079222742672063.gal : 2 ms
[2025-06-01 11:12:43] [INFO ] Time to serialize properties into /tmp/UpperBounds12912219843274924223.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds15233079222742672063.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds12912219843274924223.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...285
Loading property file /tmp/UpperBounds12912219843274924223.prop.
ITS-tools command line returned an error code 137
[2025-06-01 11:40:34] [INFO ] Flatten gal took : 4 ms
[2025-06-01 11:40:34] [INFO ] Time to serialize gal into /tmp/UpperBounds17120651769971024105.gal : 2 ms
[2025-06-01 11:40:34] [INFO ] Time to serialize properties into /tmp/UpperBounds9248803875634281625.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds17120651769971024105.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds9248803875634281625.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...305
Loading property file /tmp/UpperBounds9248803875634281625.prop.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="JoinFreeModules-PT-2000"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is JoinFreeModules-PT-2000, 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 r125-tall-174876435800060"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-2000.tgz
mv JoinFreeModules-PT-2000 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.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 ;