./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/valid-memsafety.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 19:24:39,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 19:24:39,202 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-10-24 19:24:39,205 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 19:24:39,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 19:24:39,229 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 19:24:39,230 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 19:24:39,230 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 19:24:39,231 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 19:24:39,232 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 19:24:39,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 19:24:39,233 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 19:24:39,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 19:24:39,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 19:24:39,234 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 19:24:39,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 19:24:39,236 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 19:24:39,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 19:24:39,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 19:24:39,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 19:24:39,236 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-24 19:24:39,237 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-24 19:24:39,237 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-24 19:24:39,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 19:24:39,238 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 19:24:39,238 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 19:24:39,238 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 19:24:39,238 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 19:24:39,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 19:24:39,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 19:24:39,239 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 19:24:39,239 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 19:24:39,240 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 19:24:39,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 19:24:39,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 19:24:39,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 19:24:39,240 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 19:24:39,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 19:24:39,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 19:24:39,241 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 19:24:39,241 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 19:24:39,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 19:24:39,245 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 [2024-10-24 19:24:39,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 19:24:39,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 19:24:39,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 19:24:39,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 19:24:39,516 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 19:24:39,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2024-10-24 19:24:40,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 19:24:40,996 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 19:24:40,996 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2024-10-24 19:24:41,002 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc26384e4/4e40d871894749dabc44ce5a3df0102b/FLAG8d93fc5af [2024-10-24 19:24:41,405 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc26384e4/4e40d871894749dabc44ce5a3df0102b [2024-10-24 19:24:41,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 19:24:41,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 19:24:41,411 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 19:24:41,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 19:24:41,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 19:24:41,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54463ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41, skipping insertion in model container [2024-10-24 19:24:41,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,438 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 19:24:41,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 19:24:41,641 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 19:24:41,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 19:24:41,691 INFO L204 MainTranslator]: Completed translation [2024-10-24 19:24:41,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41 WrapperNode [2024-10-24 19:24:41,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 19:24:41,692 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 19:24:41,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 19:24:41,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 19:24:41,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,724 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-10-24 19:24:41,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 19:24:41,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 19:24:41,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 19:24:41,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 19:24:41,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,734 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,753 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 19:24:41,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,758 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 19:24:41,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 19:24:41,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 19:24:41,769 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 19:24:41,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (1/1) ... [2024-10-24 19:24:41,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 19:24:41,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 19:24:41,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 19:24:41,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 19:24:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 19:24:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-24 19:24:41,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-24 19:24:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-24 19:24:41,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-24 19:24:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-24 19:24:41,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-24 19:24:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 19:24:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-24 19:24:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-24 19:24:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 19:24:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 19:24:41,843 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-24 19:24:41,974 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 19:24:41,980 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 19:24:42,137 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-24 19:24:42,137 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 19:24:42,259 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 19:24:42,259 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-24 19:24:42,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 07:24:42 BoogieIcfgContainer [2024-10-24 19:24:42,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 19:24:42,262 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 19:24:42,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 19:24:42,265 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 19:24:42,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 07:24:41" (1/3) ... [2024-10-24 19:24:42,266 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ecaccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 07:24:42, skipping insertion in model container [2024-10-24 19:24:42,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 07:24:41" (2/3) ... [2024-10-24 19:24:42,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31ecaccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 07:24:42, skipping insertion in model container [2024-10-24 19:24:42,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 07:24:42" (3/3) ... [2024-10-24 19:24:42,268 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-mult-equiv.wvr.c [2024-10-24 19:24:42,282 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 19:24:42,283 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-24 19:24:42,283 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-24 19:24:42,328 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-24 19:24:42,361 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 41 places, 34 transitions, 89 flow [2024-10-24 19:24:42,383 INFO L124 PetriNetUnfolderBase]: 3/31 cut-off events. [2024-10-24 19:24:42,383 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-24 19:24:42,385 INFO L83 FinitePrefix]: Finished finitePrefix Result has 44 conditions, 31 events. 3/31 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 45 event pairs, 0 based on Foata normal form. 0/26 useless extension candidates. Maximal degree in co-relation 25. Up to 2 conditions per place. [2024-10-24 19:24:42,386 INFO L82 GeneralOperation]: Start removeDead. Operand has 41 places, 34 transitions, 89 flow [2024-10-24 19:24:42,391 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 37 places, 30 transitions, 78 flow [2024-10-24 19:24:42,401 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 19:24:42,406 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@65b40748, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 19:24:42,407 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-10-24 19:24:42,414 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-24 19:24:42,414 INFO L124 PetriNetUnfolderBase]: 3/27 cut-off events. [2024-10-24 19:24:42,415 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-24 19:24:42,415 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:42,415 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:42,416 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:42,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:42,420 INFO L85 PathProgramCache]: Analyzing trace with hash 333024233, now seen corresponding path program 1 times [2024-10-24 19:24:42,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:42,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553418711] [2024-10-24 19:24:42,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:42,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:42,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:42,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:42,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553418711] [2024-10-24 19:24:42,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553418711] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:42,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:42,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 19:24:42,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347950200] [2024-10-24 19:24:42,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:42,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 19:24:42,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:42,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 19:24:42,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 19:24:42,844 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 34 [2024-10-24 19:24:42,846 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 30 transitions, 78 flow. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:42,846 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:42,847 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 34 [2024-10-24 19:24:42,847 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:43,060 INFO L124 PetriNetUnfolderBase]: 321/552 cut-off events. [2024-10-24 19:24:43,060 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-24 19:24:43,065 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1054 conditions, 552 events. 321/552 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 2467 event pairs, 34 based on Foata normal form. 2/533 useless extension candidates. Maximal degree in co-relation 896. Up to 376 conditions per place. [2024-10-24 19:24:43,071 INFO L140 encePairwiseOnDemand]: 28/34 looper letters, 26 selfloop transitions, 4 changer transitions 1/42 dead transitions. [2024-10-24 19:24:43,071 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 42 transitions, 179 flow [2024-10-24 19:24:43,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 19:24:43,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 19:24:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 78 transitions. [2024-10-24 19:24:43,081 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7647058823529411 [2024-10-24 19:24:43,083 INFO L175 Difference]: Start difference. First operand has 37 places, 30 transitions, 78 flow. Second operand 3 states and 78 transitions. [2024-10-24 19:24:43,084 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 42 transitions, 179 flow [2024-10-24 19:24:43,086 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 42 transitions, 157 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-10-24 19:24:43,088 INFO L231 Difference]: Finished difference. Result has 32 places, 31 transitions, 88 flow [2024-10-24 19:24:43,089 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=88, PETRI_PLACES=32, PETRI_TRANSITIONS=31} [2024-10-24 19:24:43,092 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, -5 predicate places. [2024-10-24 19:24:43,093 INFO L471 AbstractCegarLoop]: Abstraction has has 32 places, 31 transitions, 88 flow [2024-10-24 19:24:43,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:43,093 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:43,093 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:43,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 19:24:43,094 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:43,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:43,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1044271381, now seen corresponding path program 1 times [2024-10-24 19:24:43,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:43,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997597826] [2024-10-24 19:24:43,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:43,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:43,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:43,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:43,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997597826] [2024-10-24 19:24:43,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997597826] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:43,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:43,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:43,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895076523] [2024-10-24 19:24:43,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:43,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 19:24:43,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:43,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 19:24:43,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-24 19:24:43,355 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 34 [2024-10-24 19:24:43,356 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 32 places, 31 transitions, 88 flow. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:43,356 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:43,356 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 34 [2024-10-24 19:24:43,356 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:43,610 INFO L124 PetriNetUnfolderBase]: 577/914 cut-off events. [2024-10-24 19:24:43,610 INFO L125 PetriNetUnfolderBase]: For 198/221 co-relation queries the response was YES. [2024-10-24 19:24:43,614 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2076 conditions, 914 events. 577/914 cut-off events. For 198/221 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 4312 event pairs, 20 based on Foata normal form. 0/823 useless extension candidates. Maximal degree in co-relation 619. Up to 436 conditions per place. [2024-10-24 19:24:43,619 INFO L140 encePairwiseOnDemand]: 26/34 looper letters, 62 selfloop transitions, 14 changer transitions 0/84 dead transitions. [2024-10-24 19:24:43,620 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 84 transitions, 389 flow [2024-10-24 19:24:43,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 19:24:43,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-10-24 19:24:43,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 157 transitions. [2024-10-24 19:24:43,622 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6596638655462185 [2024-10-24 19:24:43,622 INFO L175 Difference]: Start difference. First operand has 32 places, 31 transitions, 88 flow. Second operand 7 states and 157 transitions. [2024-10-24 19:24:43,622 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 84 transitions, 389 flow [2024-10-24 19:24:43,623 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 84 transitions, 379 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-24 19:24:43,627 INFO L231 Difference]: Finished difference. Result has 41 places, 43 transitions, 184 flow [2024-10-24 19:24:43,628 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=184, PETRI_PLACES=41, PETRI_TRANSITIONS=43} [2024-10-24 19:24:43,628 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 4 predicate places. [2024-10-24 19:24:43,628 INFO L471 AbstractCegarLoop]: Abstraction has has 41 places, 43 transitions, 184 flow [2024-10-24 19:24:43,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:43,629 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:43,629 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:43,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 19:24:43,629 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:43,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:43,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1640698263, now seen corresponding path program 2 times [2024-10-24 19:24:43,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:43,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236031197] [2024-10-24 19:24:43,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:43,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:43,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:43,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:43,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236031197] [2024-10-24 19:24:43,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236031197] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:43,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:43,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:43,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642572531] [2024-10-24 19:24:43,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:43,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 19:24:43,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:43,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 19:24:43,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 19:24:43,832 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 34 [2024-10-24 19:24:43,834 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 43 transitions, 184 flow. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:43,834 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:43,834 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 34 [2024-10-24 19:24:43,834 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:44,012 INFO L124 PetriNetUnfolderBase]: 698/1107 cut-off events. [2024-10-24 19:24:44,012 INFO L125 PetriNetUnfolderBase]: For 742/780 co-relation queries the response was YES. [2024-10-24 19:24:44,015 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2985 conditions, 1107 events. 698/1107 cut-off events. For 742/780 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 5440 event pairs, 70 based on Foata normal form. 31/1097 useless extension candidates. Maximal degree in co-relation 2789. Up to 713 conditions per place. [2024-10-24 19:24:44,020 INFO L140 encePairwiseOnDemand]: 26/34 looper letters, 55 selfloop transitions, 21 changer transitions 2/86 dead transitions. [2024-10-24 19:24:44,021 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 86 transitions, 511 flow [2024-10-24 19:24:44,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 19:24:44,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-10-24 19:24:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 151 transitions. [2024-10-24 19:24:44,023 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.634453781512605 [2024-10-24 19:24:44,023 INFO L175 Difference]: Start difference. First operand has 41 places, 43 transitions, 184 flow. Second operand 7 states and 151 transitions. [2024-10-24 19:24:44,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 86 transitions, 511 flow [2024-10-24 19:24:44,026 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 86 transitions, 511 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-24 19:24:44,027 INFO L231 Difference]: Finished difference. Result has 52 places, 55 transitions, 340 flow [2024-10-24 19:24:44,027 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=184, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=340, PETRI_PLACES=52, PETRI_TRANSITIONS=55} [2024-10-24 19:24:44,028 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 15 predicate places. [2024-10-24 19:24:44,028 INFO L471 AbstractCegarLoop]: Abstraction has has 52 places, 55 transitions, 340 flow [2024-10-24 19:24:44,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:44,028 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:44,028 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:44,029 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 19:24:44,029 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:44,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:44,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1193433297, now seen corresponding path program 3 times [2024-10-24 19:24:44,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:44,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969290000] [2024-10-24 19:24:44,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:44,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:44,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:44,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:44,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969290000] [2024-10-24 19:24:44,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969290000] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:44,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:44,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:44,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016913547] [2024-10-24 19:24:44,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:44,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 19:24:44,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:44,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 19:24:44,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 19:24:44,263 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 34 [2024-10-24 19:24:44,263 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 55 transitions, 340 flow. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:44,264 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:44,264 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 34 [2024-10-24 19:24:44,264 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:44,601 INFO L124 PetriNetUnfolderBase]: 1472/2207 cut-off events. [2024-10-24 19:24:44,601 INFO L125 PetriNetUnfolderBase]: For 2696/2764 co-relation queries the response was YES. [2024-10-24 19:24:44,607 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6962 conditions, 2207 events. 1472/2207 cut-off events. For 2696/2764 co-relation queries the response was YES. Maximal size of possible extension queue 223. Compared 11570 event pairs, 131 based on Foata normal form. 37/2211 useless extension candidates. Maximal degree in co-relation 5287. Up to 915 conditions per place. [2024-10-24 19:24:44,618 INFO L140 encePairwiseOnDemand]: 24/34 looper letters, 88 selfloop transitions, 38 changer transitions 2/135 dead transitions. [2024-10-24 19:24:44,618 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 135 transitions, 922 flow [2024-10-24 19:24:44,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-24 19:24:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-10-24 19:24:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 207 transitions. [2024-10-24 19:24:44,620 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6764705882352942 [2024-10-24 19:24:44,620 INFO L175 Difference]: Start difference. First operand has 52 places, 55 transitions, 340 flow. Second operand 9 states and 207 transitions. [2024-10-24 19:24:44,620 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 135 transitions, 922 flow [2024-10-24 19:24:44,627 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 135 transitions, 878 flow, removed 4 selfloop flow, removed 2 redundant places. [2024-10-24 19:24:44,629 INFO L231 Difference]: Finished difference. Result has 64 places, 72 transitions, 584 flow [2024-10-24 19:24:44,629 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=284, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=584, PETRI_PLACES=64, PETRI_TRANSITIONS=72} [2024-10-24 19:24:44,630 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 27 predicate places. [2024-10-24 19:24:44,630 INFO L471 AbstractCegarLoop]: Abstraction has has 64 places, 72 transitions, 584 flow [2024-10-24 19:24:44,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:44,631 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:44,631 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:44,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 19:24:44,631 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:44,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:44,632 INFO L85 PathProgramCache]: Analyzing trace with hash -494408837, now seen corresponding path program 4 times [2024-10-24 19:24:44,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:44,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971891223] [2024-10-24 19:24:44,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:44,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:44,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:44,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:44,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971891223] [2024-10-24 19:24:44,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971891223] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:44,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:44,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 19:24:44,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096048366] [2024-10-24 19:24:44,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:44,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:24:44,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:44,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:24:44,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:24:44,739 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 34 [2024-10-24 19:24:44,740 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 72 transitions, 584 flow. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:44,740 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:44,740 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 34 [2024-10-24 19:24:44,740 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:44,965 INFO L124 PetriNetUnfolderBase]: 1373/2124 cut-off events. [2024-10-24 19:24:44,965 INFO L125 PetriNetUnfolderBase]: For 6125/6222 co-relation queries the response was YES. [2024-10-24 19:24:44,972 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8296 conditions, 2124 events. 1373/2124 cut-off events. For 6125/6222 co-relation queries the response was YES. Maximal size of possible extension queue 216. Compared 11595 event pairs, 177 based on Foata normal form. 38/2114 useless extension candidates. Maximal degree in co-relation 6505. Up to 1252 conditions per place. [2024-10-24 19:24:44,982 INFO L140 encePairwiseOnDemand]: 27/34 looper letters, 65 selfloop transitions, 34 changer transitions 2/110 dead transitions. [2024-10-24 19:24:44,982 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 110 transitions, 993 flow [2024-10-24 19:24:44,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 19:24:44,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-24 19:24:44,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 132 transitions. [2024-10-24 19:24:44,984 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6470588235294118 [2024-10-24 19:24:44,984 INFO L175 Difference]: Start difference. First operand has 64 places, 72 transitions, 584 flow. Second operand 6 states and 132 transitions. [2024-10-24 19:24:44,984 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 110 transitions, 993 flow [2024-10-24 19:24:44,996 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 110 transitions, 972 flow, removed 7 selfloop flow, removed 1 redundant places. [2024-10-24 19:24:44,999 INFO L231 Difference]: Finished difference. Result has 71 places, 79 transitions, 742 flow [2024-10-24 19:24:44,999 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=565, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=742, PETRI_PLACES=71, PETRI_TRANSITIONS=79} [2024-10-24 19:24:45,000 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 34 predicate places. [2024-10-24 19:24:45,001 INFO L471 AbstractCegarLoop]: Abstraction has has 71 places, 79 transitions, 742 flow [2024-10-24 19:24:45,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:45,002 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:45,002 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:45,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 19:24:45,002 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:45,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:45,002 INFO L85 PathProgramCache]: Analyzing trace with hash -218993000, now seen corresponding path program 1 times [2024-10-24 19:24:45,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:45,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7511341] [2024-10-24 19:24:45,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:45,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:45,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:45,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:45,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7511341] [2024-10-24 19:24:45,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7511341] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:45,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:45,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:45,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005413658] [2024-10-24 19:24:45,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:45,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 19:24:45,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:45,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 19:24:45,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-24 19:24:45,217 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 34 [2024-10-24 19:24:45,217 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 79 transitions, 742 flow. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:45,218 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:45,218 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 34 [2024-10-24 19:24:45,218 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:45,534 INFO L124 PetriNetUnfolderBase]: 1771/2717 cut-off events. [2024-10-24 19:24:45,535 INFO L125 PetriNetUnfolderBase]: For 11476/11633 co-relation queries the response was YES. [2024-10-24 19:24:45,540 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11674 conditions, 2717 events. 1771/2717 cut-off events. For 11476/11633 co-relation queries the response was YES. Maximal size of possible extension queue 273. Compared 15264 event pairs, 202 based on Foata normal form. 49/2729 useless extension candidates. Maximal degree in co-relation 9052. Up to 1448 conditions per place. [2024-10-24 19:24:45,555 INFO L140 encePairwiseOnDemand]: 26/34 looper letters, 99 selfloop transitions, 29 changer transitions 2/137 dead transitions. [2024-10-24 19:24:45,556 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 137 transitions, 1371 flow [2024-10-24 19:24:45,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 19:24:45,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-10-24 19:24:45,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 154 transitions. [2024-10-24 19:24:45,557 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6470588235294118 [2024-10-24 19:24:45,557 INFO L175 Difference]: Start difference. First operand has 71 places, 79 transitions, 742 flow. Second operand 7 states and 154 transitions. [2024-10-24 19:24:45,558 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 137 transitions, 1371 flow [2024-10-24 19:24:45,614 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 137 transitions, 1314 flow, removed 9 selfloop flow, removed 2 redundant places. [2024-10-24 19:24:45,617 INFO L231 Difference]: Finished difference. Result has 79 places, 82 transitions, 834 flow [2024-10-24 19:24:45,618 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=701, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=79, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=834, PETRI_PLACES=79, PETRI_TRANSITIONS=82} [2024-10-24 19:24:45,619 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 42 predicate places. [2024-10-24 19:24:45,619 INFO L471 AbstractCegarLoop]: Abstraction has has 79 places, 82 transitions, 834 flow [2024-10-24 19:24:45,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:45,620 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:45,620 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:45,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 19:24:45,620 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:45,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:45,621 INFO L85 PathProgramCache]: Analyzing trace with hash 339452386, now seen corresponding path program 2 times [2024-10-24 19:24:45,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:45,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050964094] [2024-10-24 19:24:45,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:45,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:45,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:45,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050964094] [2024-10-24 19:24:45,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050964094] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:45,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:45,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:45,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121643833] [2024-10-24 19:24:45,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:45,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 19:24:45,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:45,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 19:24:45,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-24 19:24:45,888 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 34 [2024-10-24 19:24:45,889 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 82 transitions, 834 flow. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:45,889 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:45,889 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 34 [2024-10-24 19:24:45,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:46,312 INFO L124 PetriNetUnfolderBase]: 2196/3429 cut-off events. [2024-10-24 19:24:46,312 INFO L125 PetriNetUnfolderBase]: For 16783/17006 co-relation queries the response was YES. [2024-10-24 19:24:46,322 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15210 conditions, 3429 events. 2196/3429 cut-off events. For 16783/17006 co-relation queries the response was YES. Maximal size of possible extension queue 247. Compared 19322 event pairs, 405 based on Foata normal form. 39/3413 useless extension candidates. Maximal degree in co-relation 11716. Up to 2739 conditions per place. [2024-10-24 19:24:46,411 INFO L140 encePairwiseOnDemand]: 24/34 looper letters, 89 selfloop transitions, 45 changer transitions 3/148 dead transitions. [2024-10-24 19:24:46,415 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 148 transitions, 1588 flow [2024-10-24 19:24:46,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 19:24:46,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-10-24 19:24:46,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 154 transitions. [2024-10-24 19:24:46,419 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6470588235294118 [2024-10-24 19:24:46,419 INFO L175 Difference]: Start difference. First operand has 79 places, 82 transitions, 834 flow. Second operand 7 states and 154 transitions. [2024-10-24 19:24:46,419 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 148 transitions, 1588 flow [2024-10-24 19:24:46,450 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 84 places, 148 transitions, 1536 flow, removed 12 selfloop flow, removed 1 redundant places. [2024-10-24 19:24:46,454 INFO L231 Difference]: Finished difference. Result has 88 places, 104 transitions, 1256 flow [2024-10-24 19:24:46,454 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=805, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=82, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1256, PETRI_PLACES=88, PETRI_TRANSITIONS=104} [2024-10-24 19:24:46,455 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 51 predicate places. [2024-10-24 19:24:46,455 INFO L471 AbstractCegarLoop]: Abstraction has has 88 places, 104 transitions, 1256 flow [2024-10-24 19:24:46,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:46,455 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:46,456 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:46,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 19:24:46,458 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:46,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:46,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1715934454, now seen corresponding path program 1 times [2024-10-24 19:24:46,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:46,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449045645] [2024-10-24 19:24:46,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:46,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:46,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:46,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449045645] [2024-10-24 19:24:46,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449045645] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:46,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:46,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:46,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201270103] [2024-10-24 19:24:46,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:46,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:24:46,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:46,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:24:46,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:24:46,661 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 34 [2024-10-24 19:24:46,662 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 104 transitions, 1256 flow. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:46,662 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:46,662 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 34 [2024-10-24 19:24:46,662 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:47,033 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][80], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 24#L100true, Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 63#(and (= ~N~0 ~L~0) (<= 1 (mod ~L~0 4294967296))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), 133#true, Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, Black: 73#true, 103#true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 48#true, Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 14#L50true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 115#true, 34#L72true, Black: 105#(= ~N~0 ~L~0), 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 50#(= ~N~0 ~L~0), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0))]) [2024-10-24 19:24:47,034 INFO L294 olderBase$Statistics]: this new event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,034 INFO L297 olderBase$Statistics]: existing Event has 16 ancestors and is cut-off event [2024-10-24 19:24:47,034 INFO L297 olderBase$Statistics]: existing Event has 16 ancestors and is cut-off event [2024-10-24 19:24:47,034 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:24:47,191 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][80], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 24#L100true, Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 63#(and (= ~N~0 ~L~0) (<= 1 (mod ~L~0 4294967296))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), 133#true, 15#L64true, Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), Black: 73#true, 7#L83true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 103#true, 48#true, Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 14#L50true, Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 46#(and (= ~p~0 0) (= ~q~0 0)), 115#true, Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0), 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 50#(= ~N~0 ~L~0), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0))]) [2024-10-24 19:24:47,192 INFO L294 olderBase$Statistics]: this new event has 20 ancestors and is cut-off event [2024-10-24 19:24:47,192 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:24:47,192 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:24:47,192 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,195 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][80], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 24#L100true, Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 63#(and (= ~N~0 ~L~0) (<= 1 (mod ~L~0 4294967296))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), 133#true, Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), Black: 73#true, 7#L83true, 103#true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 48#true, Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), 8#thread2EXITtrue, Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 14#L50true, Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 46#(and (= ~p~0 0) (= ~q~0 0)), 115#true, Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0), 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 50#(= ~N~0 ~L~0), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0))]) [2024-10-24 19:24:47,196 INFO L294 olderBase$Statistics]: this new event has 20 ancestors and is cut-off event [2024-10-24 19:24:47,196 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:24:47,196 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:24:47,196 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,330 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][104], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), 24#L100true, Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 63#(and (= ~N~0 ~L~0) (<= 1 (mod ~L~0 4294967296))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), 15#L64true, Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, Black: 73#true, 103#true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), 48#true, Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 3#L45true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 115#true, Black: 105#(= ~N~0 ~L~0), 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 50#(= ~N~0 ~L~0), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0))]) [2024-10-24 19:24:47,331 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-24 19:24:47,331 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,332 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,333 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,334 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][104], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), 24#L100true, Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 63#(and (= ~N~0 ~L~0) (<= 1 (mod ~L~0 4294967296))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), Black: 73#true, 7#L83true, 103#true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), 48#true, Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), 8#thread2EXITtrue, Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 3#L45true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 115#true, Black: 105#(= ~N~0 ~L~0), 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 50#(= ~N~0 ~L~0), 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0))]) [2024-10-24 19:24:47,334 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-24 19:24:47,334 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,334 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,334 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:47,399 INFO L124 PetriNetUnfolderBase]: 3635/5767 cut-off events. [2024-10-24 19:24:47,399 INFO L125 PetriNetUnfolderBase]: For 32636/33120 co-relation queries the response was YES. [2024-10-24 19:24:47,420 INFO L83 FinitePrefix]: Finished finitePrefix Result has 26744 conditions, 5767 events. 3635/5767 cut-off events. For 32636/33120 co-relation queries the response was YES. Maximal size of possible extension queue 451. Compared 37201 event pairs, 538 based on Foata normal form. 24/5207 useless extension candidates. Maximal degree in co-relation 22675. Up to 2460 conditions per place. [2024-10-24 19:24:47,450 INFO L140 encePairwiseOnDemand]: 26/34 looper letters, 103 selfloop transitions, 72 changer transitions 0/188 dead transitions. [2024-10-24 19:24:47,450 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 188 transitions, 2414 flow [2024-10-24 19:24:47,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 19:24:47,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-24 19:24:47,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 111 transitions. [2024-10-24 19:24:47,451 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6529411764705882 [2024-10-24 19:24:47,451 INFO L175 Difference]: Start difference. First operand has 88 places, 104 transitions, 1256 flow. Second operand 5 states and 111 transitions. [2024-10-24 19:24:47,452 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 188 transitions, 2414 flow [2024-10-24 19:24:47,550 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 188 transitions, 2321 flow, removed 12 selfloop flow, removed 3 redundant places. [2024-10-24 19:24:47,552 INFO L231 Difference]: Finished difference. Result has 93 places, 147 transitions, 2064 flow [2024-10-24 19:24:47,554 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=1187, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=35, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=2064, PETRI_PLACES=93, PETRI_TRANSITIONS=147} [2024-10-24 19:24:47,555 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 56 predicate places. [2024-10-24 19:24:47,555 INFO L471 AbstractCegarLoop]: Abstraction has has 93 places, 147 transitions, 2064 flow [2024-10-24 19:24:47,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:47,555 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:47,555 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:47,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 19:24:47,556 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:47,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:47,556 INFO L85 PathProgramCache]: Analyzing trace with hash 888080322, now seen corresponding path program 2 times [2024-10-24 19:24:47,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:47,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563076396] [2024-10-24 19:24:47,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:47,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:47,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:47,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:47,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563076396] [2024-10-24 19:24:47,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563076396] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:47,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:47,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:47,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358724743] [2024-10-24 19:24:47,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:47,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:24:47,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:47,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:24:47,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:24:47,725 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 34 [2024-10-24 19:24:47,725 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 147 transitions, 2064 flow. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:47,726 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:47,726 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 34 [2024-10-24 19:24:47,726 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:48,553 INFO L124 PetriNetUnfolderBase]: 4225/6852 cut-off events. [2024-10-24 19:24:48,554 INFO L125 PetriNetUnfolderBase]: For 54350/54927 co-relation queries the response was YES. [2024-10-24 19:24:48,574 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35712 conditions, 6852 events. 4225/6852 cut-off events. For 54350/54927 co-relation queries the response was YES. Maximal size of possible extension queue 529. Compared 45842 event pairs, 1125 based on Foata normal form. 49/6707 useless extension candidates. Maximal degree in co-relation 30614. Up to 3290 conditions per place. [2024-10-24 19:24:48,600 INFO L140 encePairwiseOnDemand]: 26/34 looper letters, 82 selfloop transitions, 96 changer transitions 3/194 dead transitions. [2024-10-24 19:24:48,601 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 194 transitions, 2736 flow [2024-10-24 19:24:48,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 19:24:48,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-24 19:24:48,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 113 transitions. [2024-10-24 19:24:48,602 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6647058823529411 [2024-10-24 19:24:48,602 INFO L175 Difference]: Start difference. First operand has 93 places, 147 transitions, 2064 flow. Second operand 5 states and 113 transitions. [2024-10-24 19:24:48,602 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 194 transitions, 2736 flow [2024-10-24 19:24:48,857 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 194 transitions, 2720 flow, removed 8 selfloop flow, removed 0 redundant places. [2024-10-24 19:24:48,860 INFO L231 Difference]: Finished difference. Result has 100 places, 153 transitions, 2449 flow [2024-10-24 19:24:48,860 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=2048, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=88, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=2449, PETRI_PLACES=100, PETRI_TRANSITIONS=153} [2024-10-24 19:24:48,860 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 63 predicate places. [2024-10-24 19:24:48,860 INFO L471 AbstractCegarLoop]: Abstraction has has 100 places, 153 transitions, 2449 flow [2024-10-24 19:24:48,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:48,861 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:48,861 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:48,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 19:24:48,861 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:48,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:48,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1140843722, now seen corresponding path program 3 times [2024-10-24 19:24:48,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:48,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150041201] [2024-10-24 19:24:48,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:48,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:49,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:49,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:49,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150041201] [2024-10-24 19:24:49,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150041201] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 19:24:49,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962533131] [2024-10-24 19:24:49,027 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-24 19:24:49,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 19:24:49,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 19:24:49,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 19:24:49,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 19:24:49,093 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-24 19:24:49,093 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 19:24:49,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 19:24:49,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 19:24:49,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:49,404 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 19:24:49,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:49,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [962533131] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 19:24:49,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 19:24:49,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 12 [2024-10-24 19:24:49,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928323529] [2024-10-24 19:24:49,707 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 19:24:49,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-24 19:24:49,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:49,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-24 19:24:49,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-10-24 19:24:49,741 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 34 [2024-10-24 19:24:49,741 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 153 transitions, 2449 flow. Second operand has 12 states, 12 states have (on average 13.75) internal successors, (165), 12 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:49,742 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:49,742 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 34 [2024-10-24 19:24:49,742 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:51,329 INFO L124 PetriNetUnfolderBase]: 6645/10352 cut-off events. [2024-10-24 19:24:51,329 INFO L125 PetriNetUnfolderBase]: For 97575/98533 co-relation queries the response was YES. [2024-10-24 19:24:51,380 INFO L83 FinitePrefix]: Finished finitePrefix Result has 56842 conditions, 10352 events. 6645/10352 cut-off events. For 97575/98533 co-relation queries the response was YES. Maximal size of possible extension queue 634. Compared 67376 event pairs, 617 based on Foata normal form. 181/10492 useless extension candidates. Maximal degree in co-relation 46339. Up to 2775 conditions per place. [2024-10-24 19:24:51,439 INFO L140 encePairwiseOnDemand]: 22/34 looper letters, 191 selfloop transitions, 157 changer transitions 8/366 dead transitions. [2024-10-24 19:24:51,439 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 366 transitions, 4743 flow [2024-10-24 19:24:51,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-24 19:24:51,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2024-10-24 19:24:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 358 transitions. [2024-10-24 19:24:51,441 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6580882352941176 [2024-10-24 19:24:51,441 INFO L175 Difference]: Start difference. First operand has 100 places, 153 transitions, 2449 flow. Second operand 16 states and 358 transitions. [2024-10-24 19:24:51,441 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 366 transitions, 4743 flow [2024-10-24 19:24:51,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 366 transitions, 4551 flow, removed 43 selfloop flow, removed 1 redundant places. [2024-10-24 19:24:51,777 INFO L231 Difference]: Finished difference. Result has 125 places, 211 transitions, 3623 flow [2024-10-24 19:24:51,777 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=2335, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=153, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=105, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=37, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=3623, PETRI_PLACES=125, PETRI_TRANSITIONS=211} [2024-10-24 19:24:51,778 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 88 predicate places. [2024-10-24 19:24:51,778 INFO L471 AbstractCegarLoop]: Abstraction has has 125 places, 211 transitions, 3623 flow [2024-10-24 19:24:51,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.75) internal successors, (165), 12 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:51,781 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:51,781 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:51,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-24 19:24:51,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-24 19:24:51,983 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:51,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:51,984 INFO L85 PathProgramCache]: Analyzing trace with hash 636188508, now seen corresponding path program 4 times [2024-10-24 19:24:51,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:51,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174561335] [2024-10-24 19:24:51,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:51,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:52,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:52,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174561335] [2024-10-24 19:24:52,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174561335] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:52,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:52,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:52,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085469587] [2024-10-24 19:24:52,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:52,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:24:52,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:52,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:24:52,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:24:52,174 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 34 [2024-10-24 19:24:52,175 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 211 transitions, 3623 flow. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:52,175 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:52,175 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 34 [2024-10-24 19:24:52,175 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:53,660 INFO L124 PetriNetUnfolderBase]: 5692/9192 cut-off events. [2024-10-24 19:24:53,660 INFO L125 PetriNetUnfolderBase]: For 135878/136832 co-relation queries the response was YES. [2024-10-24 19:24:53,696 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60672 conditions, 9192 events. 5692/9192 cut-off events. For 135878/136832 co-relation queries the response was YES. Maximal size of possible extension queue 621. Compared 63268 event pairs, 1809 based on Foata normal form. 100/9068 useless extension candidates. Maximal degree in co-relation 50478. Up to 5409 conditions per place. [2024-10-24 19:24:53,871 INFO L140 encePairwiseOnDemand]: 25/34 looper letters, 109 selfloop transitions, 135 changer transitions 8/278 dead transitions. [2024-10-24 19:24:53,871 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 278 transitions, 4878 flow [2024-10-24 19:24:53,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 19:24:53,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-24 19:24:53,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 130 transitions. [2024-10-24 19:24:53,874 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6372549019607843 [2024-10-24 19:24:53,874 INFO L175 Difference]: Start difference. First operand has 125 places, 211 transitions, 3623 flow. Second operand 6 states and 130 transitions. [2024-10-24 19:24:53,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 278 transitions, 4878 flow [2024-10-24 19:24:54,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 278 transitions, 4762 flow, removed 48 selfloop flow, removed 2 redundant places. [2024-10-24 19:24:54,348 INFO L231 Difference]: Finished difference. Result has 130 places, 225 transitions, 4126 flow [2024-10-24 19:24:54,349 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=3464, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=209, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=115, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=92, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=4126, PETRI_PLACES=130, PETRI_TRANSITIONS=225} [2024-10-24 19:24:54,349 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 93 predicate places. [2024-10-24 19:24:54,350 INFO L471 AbstractCegarLoop]: Abstraction has has 130 places, 225 transitions, 4126 flow [2024-10-24 19:24:54,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:54,350 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:54,350 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:54,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-24 19:24:54,350 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:54,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:54,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1658376798, now seen corresponding path program 3 times [2024-10-24 19:24:54,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:54,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907227511] [2024-10-24 19:24:54,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:54,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:54,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:54,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:54,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907227511] [2024-10-24 19:24:54,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907227511] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:54,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:54,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 19:24:54,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596419839] [2024-10-24 19:24:54,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:54,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:24:54,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:54,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:24:54,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:24:54,460 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 34 [2024-10-24 19:24:54,460 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 225 transitions, 4126 flow. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:54,460 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:54,461 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 34 [2024-10-24 19:24:54,461 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:55,073 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][90], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 161#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 133#true, Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, 326#true, 14#L50true, 73#true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 310#(and (= ~q~0 0) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (or (and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~p~0 2) 0)))), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 308#(and (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 314#(and (or (= thread1Thread1of1ForFork1_~cond~0 1) (= thread1Thread1of1ForFork1_~cond~0 0)) (= ~p~0 0) (or (forall ((~M~0 Int)) (= (mod ~M~0 2147483648) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (= ~q~0 0)), Black: 160#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 304#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 312#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 159#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 275#(or (and (or (< 1 (mod ~N~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< (mod ~N~0 4294967296) 2))) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 306#(and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 65#(and (<= 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1)))), Black: 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, 103#true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), 336#true, Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 34#L72true, 17#L99-4true, Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:24:55,073 INFO L294 olderBase$Statistics]: this new event has 20 ancestors and is cut-off event [2024-10-24 19:24:55,074 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:24:55,074 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:24:55,074 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:24:55,151 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][90], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 161#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 133#true, Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, 326#true, 73#true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 310#(and (= ~q~0 0) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (or (and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~p~0 2) 0)))), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 308#(and (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 314#(and (or (= thread1Thread1of1ForFork1_~cond~0 1) (= thread1Thread1of1ForFork1_~cond~0 0)) (= ~p~0 0) (or (forall ((~M~0 Int)) (= (mod ~M~0 2147483648) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (= ~q~0 0)), Black: 160#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 304#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 312#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 159#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 275#(or (and (or (< 1 (mod ~N~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< (mod ~N~0 4294967296) 2))) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 306#(and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 158#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 329#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 332#(and (= thread2Thread1of1ForFork2_~cond~1 0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~N~0 4294967296) 1)))), Black: 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 103#true, 19#L69true, Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), 336#true, Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 3#L45true, Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 17#L99-4true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:24:55,152 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-24 19:24:55,152 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:55,152 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:55,152 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:55,155 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][90], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 161#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 133#true, Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 326#true, 73#true, 14#L50true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 310#(and (= ~q~0 0) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (or (and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~p~0 2) 0)))), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 308#(and (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 314#(and (or (= thread1Thread1of1ForFork1_~cond~0 1) (= thread1Thread1of1ForFork1_~cond~0 0)) (= ~p~0 0) (or (forall ((~M~0 Int)) (= (mod ~M~0 2147483648) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (= ~q~0 0)), Black: 160#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 304#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 312#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 159#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 24#L100true, Black: 275#(or (and (or (< 1 (mod ~N~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< (mod ~N~0 4294967296) 2))) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 306#(and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 158#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 329#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 332#(and (= thread2Thread1of1ForFork2_~cond~1 0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~N~0 4294967296) 1)))), Black: 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, 103#true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), 336#true, Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 34#L72true, Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:24:55,155 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-24 19:24:55,156 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:55,156 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:55,156 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:24:55,215 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][90], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 161#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 133#true, Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 326#true, 73#true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 310#(and (= ~q~0 0) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (or (and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~p~0 2) 0)))), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 308#(and (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 314#(and (or (= thread1Thread1of1ForFork1_~cond~0 1) (= thread1Thread1of1ForFork1_~cond~0 0)) (= ~p~0 0) (or (forall ((~M~0 Int)) (= (mod ~M~0 2147483648) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (= ~q~0 0)), Black: 160#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 304#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 312#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 159#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 24#L100true, Black: 275#(or (and (or (< 1 (mod ~N~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< (mod ~N~0 4294967296) 2))) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 306#(and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 158#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 329#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 332#(and (= thread2Thread1of1ForFork2_~cond~1 0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~N~0 4294967296) 1)))), Black: 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 103#true, 19#L69true, Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), 336#true, Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 3#L45true, Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:24:55,215 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-24 19:24:55,215 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2024-10-24 19:24:55,215 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2024-10-24 19:24:55,215 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2024-10-24 19:24:55,275 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][90], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 161#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 133#true, Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, 326#true, 73#true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 310#(and (= ~q~0 0) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (or (and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~p~0 2) 0)))), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 308#(and (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 314#(and (or (= thread1Thread1of1ForFork1_~cond~0 1) (= thread1Thread1of1ForFork1_~cond~0 0)) (= ~p~0 0) (or (forall ((~M~0 Int)) (= (mod ~M~0 2147483648) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (= ~q~0 0)), Black: 160#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 304#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 312#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 159#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 275#(or (and (or (< 1 (mod ~N~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< (mod ~N~0 4294967296) 2))) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 306#(and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 158#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 329#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 332#(and (= thread2Thread1of1ForFork2_~cond~1 0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~N~0 4294967296) 1)))), Black: 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 103#true, Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), 336#true, 8#thread2EXITtrue, Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 3#L45true, Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 17#L99-4true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:24:55,276 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-10-24 19:24:55,276 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:24:55,276 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:24:55,276 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:24:55,400 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][90], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 126#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 161#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 133#true, Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, 326#true, 73#true, Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 55#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 310#(and (= ~q~0 0) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (or (and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~p~0 2) 0)))), Black: 308#(and (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 314#(and (or (= thread1Thread1of1ForFork1_~cond~0 1) (= thread1Thread1of1ForFork1_~cond~0 0)) (= ~p~0 0) (or (forall ((~M~0 Int)) (= (mod ~M~0 2147483648) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (= ~q~0 0)), Black: 160#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 304#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 312#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 159#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 24#L100true, Black: 275#(or (and (or (< 1 (mod ~N~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< (mod ~N~0 4294967296) 2))) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 306#(and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 158#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 67#(and (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod ~L~0 4294967296))), Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 329#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 332#(and (= thread2Thread1of1ForFork2_~cond~1 0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~N~0 4294967296) 1)))), Black: 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 103#true, Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 82#(and (<= 1 (mod ~N~0 4294967296)) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 1)), 8#thread2EXITtrue, 336#true, Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 3#L45true, Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:24:55,400 INFO L294 olderBase$Statistics]: this new event has 24 ancestors and is cut-off event [2024-10-24 19:24:55,400 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:24:55,400 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:24:55,400 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:24:55,426 INFO L124 PetriNetUnfolderBase]: 4191/6947 cut-off events. [2024-10-24 19:24:55,427 INFO L125 PetriNetUnfolderBase]: For 101994/102996 co-relation queries the response was YES. [2024-10-24 19:24:55,449 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46009 conditions, 6947 events. 4191/6947 cut-off events. For 101994/102996 co-relation queries the response was YES. Maximal size of possible extension queue 526. Compared 47656 event pairs, 838 based on Foata normal form. 149/6869 useless extension candidates. Maximal degree in co-relation 40222. Up to 5609 conditions per place. [2024-10-24 19:24:55,475 INFO L140 encePairwiseOnDemand]: 27/34 looper letters, 185 selfloop transitions, 43 changer transitions 5/260 dead transitions. [2024-10-24 19:24:55,476 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 260 transitions, 4837 flow [2024-10-24 19:24:55,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 19:24:55,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-24 19:24:55,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 113 transitions. [2024-10-24 19:24:55,477 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6647058823529411 [2024-10-24 19:24:55,477 INFO L175 Difference]: Start difference. First operand has 130 places, 225 transitions, 4126 flow. Second operand 5 states and 113 transitions. [2024-10-24 19:24:55,477 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 134 places, 260 transitions, 4837 flow [2024-10-24 19:24:55,665 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 260 transitions, 4756 flow, removed 21 selfloop flow, removed 2 redundant places. [2024-10-24 19:24:55,668 INFO L231 Difference]: Finished difference. Result has 134 places, 219 transitions, 4022 flow [2024-10-24 19:24:55,669 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=3895, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=4022, PETRI_PLACES=134, PETRI_TRANSITIONS=219} [2024-10-24 19:24:55,669 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 97 predicate places. [2024-10-24 19:24:55,669 INFO L471 AbstractCegarLoop]: Abstraction has has 134 places, 219 transitions, 4022 flow [2024-10-24 19:24:55,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:55,669 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:55,669 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:55,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-24 19:24:55,670 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:55,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:55,670 INFO L85 PathProgramCache]: Analyzing trace with hash -2073725014, now seen corresponding path program 5 times [2024-10-24 19:24:55,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:55,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745630058] [2024-10-24 19:24:55,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:55,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:55,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:55,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745630058] [2024-10-24 19:24:55,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745630058] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:55,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:55,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:55,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019593386] [2024-10-24 19:24:55,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:55,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:24:55,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:55,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:24:55,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:24:55,808 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 34 [2024-10-24 19:24:55,809 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 219 transitions, 4022 flow. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:55,809 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:55,809 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 34 [2024-10-24 19:24:55,809 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:57,168 INFO L124 PetriNetUnfolderBase]: 5983/9219 cut-off events. [2024-10-24 19:24:57,168 INFO L125 PetriNetUnfolderBase]: For 134185/135121 co-relation queries the response was YES. [2024-10-24 19:24:57,199 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61536 conditions, 9219 events. 5983/9219 cut-off events. For 134185/135121 co-relation queries the response was YES. Maximal size of possible extension queue 604. Compared 59686 event pairs, 920 based on Foata normal form. 83/9227 useless extension candidates. Maximal degree in co-relation 56661. Up to 3966 conditions per place. [2024-10-24 19:24:57,236 INFO L140 encePairwiseOnDemand]: 25/34 looper letters, 169 selfloop transitions, 114 changer transitions 1/294 dead transitions. [2024-10-24 19:24:57,236 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 294 transitions, 5523 flow [2024-10-24 19:24:57,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 19:24:57,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-24 19:24:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 110 transitions. [2024-10-24 19:24:57,237 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6470588235294118 [2024-10-24 19:24:57,237 INFO L175 Difference]: Start difference. First operand has 134 places, 219 transitions, 4022 flow. Second operand 5 states and 110 transitions. [2024-10-24 19:24:57,237 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 294 transitions, 5523 flow [2024-10-24 19:24:57,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 294 transitions, 5439 flow, removed 5 selfloop flow, removed 3 redundant places. [2024-10-24 19:24:57,522 INFO L231 Difference]: Finished difference. Result has 137 places, 234 transitions, 4576 flow [2024-10-24 19:24:57,522 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=3953, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=99, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=114, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=4576, PETRI_PLACES=137, PETRI_TRANSITIONS=234} [2024-10-24 19:24:57,523 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 100 predicate places. [2024-10-24 19:24:57,523 INFO L471 AbstractCegarLoop]: Abstraction has has 137 places, 234 transitions, 4576 flow [2024-10-24 19:24:57,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:57,524 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:57,524 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:57,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 19:24:57,524 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:57,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:57,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1357221666, now seen corresponding path program 6 times [2024-10-24 19:24:57,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:57,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085286033] [2024-10-24 19:24:57,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:57,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:57,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:57,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085286033] [2024-10-24 19:24:57,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085286033] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:24:57,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:24:57,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 19:24:57,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362338878] [2024-10-24 19:24:57,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:24:57,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:24:57,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:24:57,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:24:57,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:24:57,618 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 34 [2024-10-24 19:24:57,618 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 234 transitions, 4576 flow. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:57,618 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:24:57,618 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 34 [2024-10-24 19:24:57,618 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:24:58,709 INFO L124 PetriNetUnfolderBase]: 5149/8086 cut-off events. [2024-10-24 19:24:58,709 INFO L125 PetriNetUnfolderBase]: For 150618/151420 co-relation queries the response was YES. [2024-10-24 19:24:58,741 INFO L83 FinitePrefix]: Finished finitePrefix Result has 58778 conditions, 8086 events. 5149/8086 cut-off events. For 150618/151420 co-relation queries the response was YES. Maximal size of possible extension queue 572. Compared 53439 event pairs, 856 based on Foata normal form. 95/7992 useless extension candidates. Maximal degree in co-relation 55341. Up to 3406 conditions per place. [2024-10-24 19:24:58,779 INFO L140 encePairwiseOnDemand]: 26/34 looper letters, 174 selfloop transitions, 143 changer transitions 4/351 dead transitions. [2024-10-24 19:24:58,780 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 351 transitions, 7504 flow [2024-10-24 19:24:58,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 19:24:58,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-24 19:24:58,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 106 transitions. [2024-10-24 19:24:58,782 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6235294117647059 [2024-10-24 19:24:58,782 INFO L175 Difference]: Start difference. First operand has 137 places, 234 transitions, 4576 flow. Second operand 5 states and 106 transitions. [2024-10-24 19:24:58,782 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 351 transitions, 7504 flow [2024-10-24 19:24:59,257 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 351 transitions, 7083 flow, removed 5 selfloop flow, removed 4 redundant places. [2024-10-24 19:24:59,262 INFO L231 Difference]: Finished difference. Result has 140 places, 284 transitions, 6099 flow [2024-10-24 19:24:59,263 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=4194, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=84, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=6099, PETRI_PLACES=140, PETRI_TRANSITIONS=284} [2024-10-24 19:24:59,263 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 103 predicate places. [2024-10-24 19:24:59,263 INFO L471 AbstractCegarLoop]: Abstraction has has 140 places, 284 transitions, 6099 flow [2024-10-24 19:24:59,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:24:59,264 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:24:59,264 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:24:59,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 19:24:59,264 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:24:59,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:24:59,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1262961162, now seen corresponding path program 7 times [2024-10-24 19:24:59,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:24:59,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223183226] [2024-10-24 19:24:59,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:24:59,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:24:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:59,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:24:59,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223183226] [2024-10-24 19:24:59,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223183226] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 19:24:59,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446797380] [2024-10-24 19:24:59,365 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-24 19:24:59,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 19:24:59,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 19:24:59,367 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 19:24:59,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 19:24:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:24:59,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-24 19:24:59,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 19:24:59,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:24:59,722 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 19:25:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:00,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446797380] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 19:25:00,187 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 19:25:00,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 8] total 18 [2024-10-24 19:25:00,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316738026] [2024-10-24 19:25:00,190 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 19:25:00,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-24 19:25:00,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:25:00,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-24 19:25:00,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=231, Unknown=0, NotChecked=0, Total=342 [2024-10-24 19:25:00,259 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 34 [2024-10-24 19:25:00,259 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 284 transitions, 6099 flow. Second operand has 19 states, 19 states have (on average 10.789473684210526) internal successors, (205), 19 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:00,259 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:25:00,260 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 34 [2024-10-24 19:25:00,260 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:25:05,172 INFO L124 PetriNetUnfolderBase]: 17778/26376 cut-off events. [2024-10-24 19:25:05,172 INFO L125 PetriNetUnfolderBase]: For 409040/409049 co-relation queries the response was YES. [2024-10-24 19:25:05,335 INFO L83 FinitePrefix]: Finished finitePrefix Result has 188665 conditions, 26376 events. 17778/26376 cut-off events. For 409040/409049 co-relation queries the response was YES. Maximal size of possible extension queue 1450. Compared 176877 event pairs, 1029 based on Foata normal form. 417/26787 useless extension candidates. Maximal degree in co-relation 177768. Up to 8302 conditions per place. [2024-10-24 19:25:05,455 INFO L140 encePairwiseOnDemand]: 20/34 looper letters, 621 selfloop transitions, 536 changer transitions 25/1186 dead transitions. [2024-10-24 19:25:05,455 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 1186 transitions, 24233 flow [2024-10-24 19:25:05,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-24 19:25:05,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2024-10-24 19:25:05,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 529 transitions. [2024-10-24 19:25:05,458 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5984162895927602 [2024-10-24 19:25:05,458 INFO L175 Difference]: Start difference. First operand has 140 places, 284 transitions, 6099 flow. Second operand 26 states and 529 transitions. [2024-10-24 19:25:05,458 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 1186 transitions, 24233 flow [2024-10-24 19:25:07,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 1186 transitions, 23594 flow, removed 55 selfloop flow, removed 4 redundant places. [2024-10-24 19:25:07,142 INFO L231 Difference]: Finished difference. Result has 184 places, 786 transitions, 18764 flow [2024-10-24 19:25:07,143 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=5856, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=283, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=136, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=18764, PETRI_PLACES=184, PETRI_TRANSITIONS=786} [2024-10-24 19:25:07,144 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 147 predicate places. [2024-10-24 19:25:07,144 INFO L471 AbstractCegarLoop]: Abstraction has has 184 places, 786 transitions, 18764 flow [2024-10-24 19:25:07,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 10.789473684210526) internal successors, (205), 19 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:07,144 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:25:07,144 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:25:07,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-24 19:25:07,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-24 19:25:07,345 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:25:07,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:25:07,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1899218572, now seen corresponding path program 8 times [2024-10-24 19:25:07,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:25:07,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607398225] [2024-10-24 19:25:07,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:25:07,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:25:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:25:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:07,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:25:07,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607398225] [2024-10-24 19:25:07,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607398225] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:25:07,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:25:07,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 19:25:07,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765983776] [2024-10-24 19:25:07,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:25:07,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:25:07,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:25:07,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:25:07,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:25:07,430 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 34 [2024-10-24 19:25:07,430 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 786 transitions, 18764 flow. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:07,430 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:25:07,430 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 34 [2024-10-24 19:25:07,430 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:25:08,913 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][97], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, Black: 452#(= (mod ~q~0 4294967296) (mod ~p~0 4294967296)), Black: 522#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0) (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)), Black: 465#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))), Black: 373#(<= 2 (mod ~L~0 4294967296)), Black: 530#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256)))), Black: 498#(or (< 0 (mod ~L~0 4294967296)) (and (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0))) (or (not (= (mod ~N~0 4294967296) 0)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))))), 73#true, Black: 542#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0))), Black: 536#(and (= ~q~0 0) (= (mod ~p~0 2) 0) (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 534#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0))), Black: 538#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0)) (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256)))), Black: 544#(and (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 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4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 377#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0)), Black: 532#(and (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)))), Black: 393#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 524#(and (= ~L~0 (+ 2 ~N~0)) (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (or (and (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod (+ 4294967294 ~L~0) 4294967296))) (and (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0))) (= (mod ~p~0 2) 0)), Black: 502#(or (< 0 (mod ~L~0 4294967296)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0) (and (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0))) (or (not (= (mod ~N~0 4294967296) 0)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))))), Black: 401#(and (= ~L~0 (+ 2 ~N~0)) (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 476#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))), Black: 520#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)))), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and 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4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 312#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 275#(or (and (or (< 1 (mod ~N~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< (mod ~N~0 4294967296) 2))) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 158#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), 568#true, Black: 62#(= ~N~0 ~L~0), Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 332#(and (= thread2Thread1of1ForFork2_~cond~1 0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~N~0 4294967296) 1)))), Black: 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), 7#L83true, 103#true, Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 344#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 86#(and (<= 1 (mod ~N~0 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thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 159#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 362#(or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 364#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 34#L72true, 17#L99-4true, Black: 105#(= ~N~0 ~L~0), 13#thread1EXITtrue]) [2024-10-24 19:25:08,913 INFO L294 olderBase$Statistics]: this new event has 19 ancestors and is cut-off event [2024-10-24 19:25:08,913 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:08,914 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2024-10-24 19:25:08,914 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:08,991 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][97], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= 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has 17 ancestors and is cut-off event [2024-10-24 19:25:08,992 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2024-10-24 19:25:08,992 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:25:08,992 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:09,524 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][97], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= 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19:25:09,599 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][97], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and 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L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:25:10,361 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:25:10,361 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:10,448 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][97], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and 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[2024-10-24 19:25:10,885 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([262] L64-->L69: Formula: (let ((.cse0 (mod v_~N~0_72 4294967296))) (or (and (= (+ 2 v_~N~0_71) v_~N~0_72) (= v_~p~0_57 (+ v_~p~0_58 (* 2 v_~M~0_52))) (< 1 .cse0)) (and (= v_~N~0_72 v_~N~0_71) (<= .cse0 1) (= v_~p~0_58 v_~p~0_57)))) InVars {~p~0=v_~p~0_58, ~N~0=v_~N~0_72, ~M~0=v_~M~0_52} OutVars{~p~0=v_~p~0_57, ~N~0=v_~N~0_71, ~M~0=v_~M~0_52} AuxVars[] AssignedVars[~p~0, ~N~0][144], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 133#true, Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= 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thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 103#true, 17#L99-4true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:10,885 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-24 19:25:10,885 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:10,885 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2024-10-24 19:25:10,885 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:11,276 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([262] L64-->L69: Formula: (let ((.cse0 (mod v_~N~0_72 4294967296))) (or (and (= (+ 2 v_~N~0_71) v_~N~0_72) (= v_~p~0_57 (+ v_~p~0_58 (* 2 v_~M~0_52))) (< 1 .cse0)) (and (= v_~N~0_72 v_~N~0_71) (<= .cse0 1) (= v_~p~0_58 v_~p~0_57)))) InVars {~p~0=v_~p~0_58, ~N~0=v_~N~0_72, ~M~0=v_~M~0_52} OutVars{~p~0=v_~p~0_57, ~N~0=v_~N~0_71, ~M~0=v_~M~0_52} AuxVars[] AssignedVars[~p~0, ~N~0][144], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 133#true, Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod 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1)), Black: 329#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 332#(and (= thread2Thread1of1ForFork2_~cond~1 0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~N~0 4294967296) 1)))), 156#true, Black: 78#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 77#(or (< (mod ~L~0 4294967296) 1) (and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0))), Black: 80#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 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4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 362#(or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 358#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 364#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 103#true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:11,277 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-10-24 19:25:11,277 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:25:11,277 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:25:11,277 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:12,196 INFO L124 PetriNetUnfolderBase]: 14379/22272 cut-off events. [2024-10-24 19:25:12,197 INFO L125 PetriNetUnfolderBase]: For 592439/595084 co-relation queries the response was YES. [2024-10-24 19:25:12,374 INFO L83 FinitePrefix]: Finished finitePrefix Result has 197907 conditions, 22272 events. 14379/22272 cut-off events. For 592439/595084 co-relation queries the response was YES. Maximal size of possible extension queue 1424. Compared 160235 event pairs, 2039 based on Foata normal form. 438/22038 useless extension candidates. Maximal degree in co-relation 197544. Up to 17834 conditions per place. [2024-10-24 19:25:12,495 INFO L140 encePairwiseOnDemand]: 26/34 looper letters, 514 selfloop transitions, 67 changer transitions 14/814 dead transitions. [2024-10-24 19:25:12,496 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 814 transitions, 20248 flow [2024-10-24 19:25:12,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 19:25:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-24 19:25:12,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 110 transitions. [2024-10-24 19:25:12,497 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6470588235294118 [2024-10-24 19:25:12,497 INFO L175 Difference]: Start difference. First operand has 184 places, 786 transitions, 18764 flow. Second operand 5 states and 110 transitions. [2024-10-24 19:25:12,497 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 814 transitions, 20248 flow [2024-10-24 19:25:16,265 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 814 transitions, 19004 flow, removed 611 selfloop flow, removed 3 redundant places. [2024-10-24 19:25:16,279 INFO L231 Difference]: Finished difference. Result has 185 places, 779 transitions, 17534 flow [2024-10-24 19:25:16,280 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=17452, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=781, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=64, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=714, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=17534, PETRI_PLACES=185, PETRI_TRANSITIONS=779} [2024-10-24 19:25:16,280 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 148 predicate places. [2024-10-24 19:25:16,281 INFO L471 AbstractCegarLoop]: Abstraction has has 185 places, 779 transitions, 17534 flow [2024-10-24 19:25:16,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:16,281 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:25:16,281 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:25:16,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-24 19:25:16,281 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:25:16,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:25:16,281 INFO L85 PathProgramCache]: Analyzing trace with hash -543876986, now seen corresponding path program 9 times [2024-10-24 19:25:16,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:25:16,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753153831] [2024-10-24 19:25:16,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:25:16,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:25:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:25:16,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:16,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:25:16,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753153831] [2024-10-24 19:25:16,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753153831] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 19:25:16,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 19:25:16,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 19:25:16,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913702792] [2024-10-24 19:25:16,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 19:25:16,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 19:25:16,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:25:16,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 19:25:16,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 19:25:16,413 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 12 out of 34 [2024-10-24 19:25:16,414 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 779 transitions, 17534 flow. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:16,414 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:25:16,414 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 34 [2024-10-24 19:25:16,414 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:25:17,816 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][102], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), 579#true, Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, Black: 522#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0) (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)), Black: 465#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))), Black: 373#(<= 2 (mod ~L~0 4294967296)), Black: 530#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256)))), Black: 498#(or (< 0 (mod ~L~0 4294967296)) (and (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0))) (or (not (= (mod ~N~0 4294967296) 0)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))))), 73#true, Black: 542#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0))), Black: 536#(and (= ~q~0 0) (= (mod ~p~0 2) 0) (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 534#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0))), Black: 538#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0)) (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256)))), Black: 472#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 528#(and (= ~L~0 (+ 2 ~N~0)) (= ~q~0 0) (= (mod ~p~0 2) 0) (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 423#(and (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (or (and (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod (+ 4294967294 ~L~0) 4294967296))) (and (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0))) (= (mod ~p~0 2) 0)), Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 377#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0)), 329#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 532#(and (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)))), Black: 393#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 524#(and (= ~L~0 (+ 2 ~N~0)) (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (or (and (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod (+ 4294967294 ~L~0) 4294967296))) (and (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0))) (= (mod ~p~0 2) 0)), Black: 502#(or (< 0 (mod ~L~0 4294967296)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0) (and (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0))) (or (not (= (mod ~N~0 4294967296) 0)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))))), Black: 401#(and (= ~L~0 (+ 2 ~N~0)) (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 476#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))), Black: 520#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)))), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 52#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 310#(and (= ~q~0 0) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (or (and (= ~p~0 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (= thread1Thread1of1ForFork1_~cond~0 1) (= (mod ~p~0 2) 0)))), Black: 308#(and (= thread1Thread1of1ForFork1_~cond~0 1) (= ~q~0 0) (= (mod ~p~0 2) 0)), Black: 161#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 314#(and (or (= thread1Thread1of1ForFork1_~cond~0 1) (= thread1Thread1of1ForFork1_~cond~0 0)) (= ~p~0 0) (or (forall ((~M~0 Int)) (= (mod ~M~0 2147483648) 0)) (< (mod ~N~0 4294967296) 2) (< 0 thread1Thread1of1ForFork1_~cond~0)) (= ~q~0 0)), Black: 160#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), Black: 304#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 312#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 574#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0)), Black: 576#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0)), Black: 275#(or (and (or (< 1 (mod ~N~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< (mod ~N~0 4294967296) 2))) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 65#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 158#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), 568#true, Black: 64#(and (<= 1 (mod ~N~0 4294967296)) (= 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159#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 362#(or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 364#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 17#L99-4true, 34#L72true, Black: 105#(= ~N~0 ~L~0), 13#thread1EXITtrue]) [2024-10-24 19:25:17,817 INFO L294 olderBase$Statistics]: this new event has 19 ancestors and is cut-off event [2024-10-24 19:25:17,817 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2024-10-24 19:25:17,817 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:17,817 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:18,006 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][102], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), 579#true, Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) 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[2024-10-24 19:25:18,461 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][102], [579#true, Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) 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new event has 20 ancestors and is cut-off event [2024-10-24 19:25:18,461 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:25:18,461 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:18,461 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:25:18,507 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][102], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), 579#true, Black: 122#(and (= ~N~0 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olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:25:19,223 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:19,223 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:25:19,282 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([267] L80-->L83: Formula: (and (= (+ v_~L~0_14 1) v_~L~0_15) (= v_~q~0_13 (+ v_~q~0_14 v_~M~0_22))) InVars {~q~0=v_~q~0_14, ~M~0=v_~M~0_22, ~L~0=v_~L~0_15} OutVars{~q~0=v_~q~0_13, ~M~0=v_~M~0_22, ~L~0=v_~L~0_14, thread3Thread1of1ForFork0_#t~post2=|v_thread3Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~L~0, ~q~0, thread3Thread1of1ForFork0_#t~post2][102], [579#true, Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) 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(and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 34#L72true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:19,283 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-24 19:25:19,283 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:25:19,283 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:19,283 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2024-10-24 19:25:19,283 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:19,535 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([262] L64-->L69: Formula: (let ((.cse0 (mod v_~N~0_72 4294967296))) (or (and (= (+ 2 v_~N~0_71) v_~N~0_72) (= v_~p~0_57 (+ v_~p~0_58 (* 2 v_~M~0_52))) (< 1 .cse0)) (and (= v_~N~0_72 v_~N~0_71) (<= .cse0 1) (= v_~p~0_58 v_~p~0_57)))) InVars {~p~0=v_~p~0_58, ~N~0=v_~N~0_72, ~M~0=v_~M~0_52} OutVars{~p~0=v_~p~0_57, ~N~0=v_~N~0_71, ~M~0=v_~M~0_52} AuxVars[] AssignedVars[~p~0, ~N~0][150], [579#true, Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 128#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 133#true, Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 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thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 362#(or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 358#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 364#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 103#true, 17#L99-4true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:19,536 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-24 19:25:19,536 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:19,536 INFO L297 olderBase$Statistics]: existing Event has 17 ancestors and is cut-off event [2024-10-24 19:25:19,536 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2024-10-24 19:25:20,116 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([262] L64-->L69: Formula: (let ((.cse0 (mod v_~N~0_72 4294967296))) (or (and (= (+ 2 v_~N~0_71) v_~N~0_72) (= v_~p~0_57 (+ v_~p~0_58 (* 2 v_~M~0_52))) (< 1 .cse0)) (and (= v_~N~0_72 v_~N~0_71) (<= .cse0 1) (= v_~p~0_58 v_~p~0_57)))) InVars {~p~0=v_~p~0_58, ~N~0=v_~N~0_72, ~M~0=v_~M~0_52} OutVars{~p~0=v_~p~0_57, ~N~0=v_~N~0_71, ~M~0=v_~M~0_52} AuxVars[] AssignedVars[~p~0, ~N~0][150], [Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), 579#true, Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 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thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 364#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 103#true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:20,117 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-10-24 19:25:20,117 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:25:20,117 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2024-10-24 19:25:20,117 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:20,810 INFO L124 PetriNetUnfolderBase]: 14672/22808 cut-off events. [2024-10-24 19:25:20,810 INFO L125 PetriNetUnfolderBase]: For 534495/537208 co-relation queries the response was YES. [2024-10-24 19:25:20,996 INFO L83 FinitePrefix]: Finished finitePrefix Result has 192391 conditions, 22808 events. 14672/22808 cut-off events. For 534495/537208 co-relation queries the response was YES. Maximal size of possible extension queue 1476. Compared 165446 event pairs, 2040 based on Foata normal form. 481/22659 useless extension candidates. Maximal degree in co-relation 192172. Up to 17751 conditions per place. [2024-10-24 19:25:21,459 INFO L140 encePairwiseOnDemand]: 26/34 looper letters, 547 selfloop transitions, 80 changer transitions 5/847 dead transitions. [2024-10-24 19:25:21,459 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 847 transitions, 20128 flow [2024-10-24 19:25:21,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 19:25:21,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-24 19:25:21,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 129 transitions. [2024-10-24 19:25:21,461 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6323529411764706 [2024-10-24 19:25:21,461 INFO L175 Difference]: Start difference. First operand has 185 places, 779 transitions, 17534 flow. Second operand 6 states and 129 transitions. [2024-10-24 19:25:21,461 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 847 transitions, 20128 flow [2024-10-24 19:25:24,239 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 847 transitions, 19679 flow, removed 86 selfloop flow, removed 8 redundant places. [2024-10-24 19:25:24,252 INFO L231 Difference]: Finished difference. Result has 181 places, 784 transitions, 17502 flow [2024-10-24 19:25:24,252 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=16980, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=772, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=66, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=704, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=17502, PETRI_PLACES=181, PETRI_TRANSITIONS=784} [2024-10-24 19:25:24,253 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 144 predicate places. [2024-10-24 19:25:24,253 INFO L471 AbstractCegarLoop]: Abstraction has has 181 places, 784 transitions, 17502 flow [2024-10-24 19:25:24,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:24,253 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:25:24,253 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:25:24,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-24 19:25:24,253 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:25:24,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:25:24,254 INFO L85 PathProgramCache]: Analyzing trace with hash -158308332, now seen corresponding path program 1 times [2024-10-24 19:25:24,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:25:24,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183216828] [2024-10-24 19:25:24,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:25:24,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:25:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:25:24,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:24,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:25:24,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183216828] [2024-10-24 19:25:24,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183216828] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 19:25:24,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [711077524] [2024-10-24 19:25:24,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:25:24,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 19:25:24,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 19:25:24,420 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 19:25:24,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-24 19:25:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:25:24,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-24 19:25:24,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 19:25:24,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:24,626 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 19:25:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:24,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [711077524] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 19:25:24,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 19:25:24,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 14 [2024-10-24 19:25:24,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997730068] [2024-10-24 19:25:24,895 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 19:25:24,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-24 19:25:24,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:25:24,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-24 19:25:24,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2024-10-24 19:25:24,938 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 34 [2024-10-24 19:25:24,939 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 784 transitions, 17502 flow. Second operand has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:24,939 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:25:24,939 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 34 [2024-10-24 19:25:24,939 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:25:32,489 INFO L124 PetriNetUnfolderBase]: 21040/32961 cut-off events. [2024-10-24 19:25:32,490 INFO L125 PetriNetUnfolderBase]: For 731364/733458 co-relation queries the response was YES. [2024-10-24 19:25:32,717 INFO L83 FinitePrefix]: Finished finitePrefix Result has 274859 conditions, 32961 events. 21040/32961 cut-off events. For 731364/733458 co-relation queries the response was YES. Maximal size of possible extension queue 2191. Compared 256590 event pairs, 889 based on Foata normal form. 737/33510 useless extension candidates. Maximal degree in co-relation 261144. Up to 13562 conditions per place. [2024-10-24 19:25:32,863 INFO L140 encePairwiseOnDemand]: 25/34 looper letters, 1012 selfloop transitions, 838 changer transitions 8/1881 dead transitions. [2024-10-24 19:25:32,863 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 191 places, 1881 transitions, 43369 flow [2024-10-24 19:25:32,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-24 19:25:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2024-10-24 19:25:32,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 336 transitions. [2024-10-24 19:25:32,865 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6588235294117647 [2024-10-24 19:25:32,865 INFO L175 Difference]: Start difference. First operand has 181 places, 784 transitions, 17502 flow. Second operand 15 states and 336 transitions. [2024-10-24 19:25:32,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 191 places, 1881 transitions, 43369 flow [2024-10-24 19:25:37,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 1881 transitions, 42986 flow, removed 82 selfloop flow, removed 8 redundant places. [2024-10-24 19:25:37,624 INFO L231 Difference]: Finished difference. Result has 188 places, 1421 transitions, 35252 flow [2024-10-24 19:25:37,625 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=17221, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=784, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=320, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=246, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=35252, PETRI_PLACES=188, PETRI_TRANSITIONS=1421} [2024-10-24 19:25:37,625 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 151 predicate places. [2024-10-24 19:25:37,625 INFO L471 AbstractCegarLoop]: Abstraction has has 188 places, 1421 transitions, 35252 flow [2024-10-24 19:25:37,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:37,626 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:25:37,626 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:25:37,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-24 19:25:37,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-24 19:25:37,827 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:25:37,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:25:37,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1661097430, now seen corresponding path program 2 times [2024-10-24 19:25:37,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:25:37,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904335764] [2024-10-24 19:25:37,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:25:37,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:25:37,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:25:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:37,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:25:37,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904335764] [2024-10-24 19:25:37,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904335764] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 19:25:37,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858891632] [2024-10-24 19:25:37,982 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-24 19:25:37,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 19:25:37,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 19:25:37,983 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 19:25:37,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-24 19:25:38,025 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-24 19:25:38,026 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 19:25:38,028 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-24 19:25:38,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 19:25:38,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:38,113 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 19:25:38,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:38,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1858891632] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 19:25:38,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 19:25:38,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2024-10-24 19:25:38,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092602567] [2024-10-24 19:25:38,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 19:25:38,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-24 19:25:38,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:25:38,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-24 19:25:38,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-10-24 19:25:38,625 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 34 [2024-10-24 19:25:38,626 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 1421 transitions, 35252 flow. Second operand has 12 states, 12 states have (on average 15.333333333333334) internal successors, (184), 12 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:38,626 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:25:38,626 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 34 [2024-10-24 19:25:38,626 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 19:25:45,038 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([262] L64-->L69: Formula: (let ((.cse0 (mod v_~N~0_72 4294967296))) (or (and (= (+ 2 v_~N~0_71) v_~N~0_72) (= v_~p~0_57 (+ v_~p~0_58 (* 2 v_~M~0_52))) (< 1 .cse0)) (and (= v_~N~0_72 v_~N~0_71) (<= .cse0 1) (= v_~p~0_58 v_~p~0_57)))) InVars {~p~0=v_~p~0_58, ~N~0=v_~N~0_72, ~M~0=v_~M~0_52} OutVars{~p~0=v_~p~0_57, ~N~0=v_~N~0_71, ~M~0=v_~M~0_52} AuxVars[] AssignedVars[~p~0, ~N~0][773], [Black: 758#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (and (<= (mod (+ (* 4294967295 ~p~0) ~q~0) 4294967296) 0) (<= 1 (mod ~N~0 4294967296))))), Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 690#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))), Black: 694#(or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 762#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (= ~q~0 ~p~0) (or (= ~p~0 0) (< 0 (mod (+ ~L~0 1) 4294967296)))), 161#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 133#true, Black: 136#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 139#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 135#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 146#(or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))), Black: 152#(and (<= (mod ~N~0 4294967296) 0) (= thread2Thread1of1ForFork2_~cond~1 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 150#(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), 48#true, 326#true, Black: 465#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))), Black: 373#(<= 2 (mod ~L~0 4294967296)), Black: 530#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256)))), Black: 498#(or (< 0 (mod ~L~0 4294967296)) (and (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0))) (or (not (= (mod ~N~0 4294967296) 0)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))))), 73#true, Black: 542#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0))), Black: 536#(and (= ~q~0 0) (= (mod ~p~0 2) 0) (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 534#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0))), Black: 538#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0)) (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256)))), Black: 472#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod thread1Thread1of1ForFork1_~cond~0 256))), Black: 528#(and (= ~L~0 (+ 2 ~N~0)) (= ~q~0 0) (= (mod ~p~0 2) 0) (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 423#(and (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (or (and (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod (+ 4294967294 ~L~0) 4294967296))) (and (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0))) (= (mod ~p~0 2) 0)), Black: 46#(and (= ~p~0 0) (= ~q~0 0)), Black: 377#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0)), Black: 532#(and (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)))), Black: 393#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 524#(and (= ~L~0 (+ 2 ~N~0)) (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (or (and (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod (+ 4294967294 ~L~0) 4294967296))) (and (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0))) (= (mod ~p~0 2) 0)), Black: 502#(or (< 0 (mod ~L~0 4294967296)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0) (and (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0))) (or (not (= (mod ~N~0 4294967296) 0)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))))), Black: 401#(and (= ~L~0 (+ 2 ~N~0)) (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (= (mod ~p~0 2) 0)), 772#true, Black: 476#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296)) (< 0 (mod ~N~0 4294967296))), Black: 520#(and (or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)))), Black: 51#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= 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106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 17#L99-4true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:45,038 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-24 19:25:45,038 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:45,038 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:45,038 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:45,039 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([256] L45-->L50: Formula: (let ((.cse0 (mod v_~N~0_64 4294967296))) (or (and (< 0 .cse0) (= v_~p~0_49 (+ v_~p~0_50 v_~M~0_48)) (= (+ 1 v_~N~0_63) v_~N~0_64)) (and (<= .cse0 0) (= 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~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), 17#L99-4true, Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:45,039 INFO L294 olderBase$Statistics]: this new event has 21 ancestors and is cut-off event [2024-10-24 19:25:45,039 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:45,039 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:45,039 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2024-10-24 19:25:46,422 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([262] L64-->L69: Formula: (let ((.cse0 (mod v_~N~0_72 4294967296))) (or (and (= (+ 2 v_~N~0_71) v_~N~0_72) (= v_~p~0_57 (+ v_~p~0_58 (* 2 v_~M~0_52))) (< 1 .cse0)) (and (= v_~N~0_72 v_~N~0_71) (<= .cse0 1) (= v_~p~0_58 v_~p~0_57)))) InVars {~p~0=v_~p~0_58, ~N~0=v_~N~0_72, ~M~0=v_~M~0_52} OutVars{~p~0=v_~p~0_57, ~N~0=v_~N~0_71, ~M~0=v_~M~0_52} AuxVars[] AssignedVars[~p~0, ~N~0][773], [Black: 758#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (and (<= (mod (+ (* 4294967295 ~p~0) ~q~0) 4294967296) 0) (<= 1 (mod ~N~0 4294967296))))), Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 690#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))), Black: 694#(or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 762#(and (or (< 0 (mod (+ 4294967295 ~L~0) 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thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), 3#L45true, Black: 362#(or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 358#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 364#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:46,423 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,423 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,423 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,423 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,423 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([256] L45-->L50: Formula: (let ((.cse0 (mod v_~N~0_64 4294967296))) (or (and (< 0 .cse0) (= v_~p~0_49 (+ v_~p~0_50 v_~M~0_48)) (= (+ 1 v_~N~0_63) v_~N~0_64)) (and (<= .cse0 0) (= |v_thread1Thread1of1ForFork1_#t~post1_2| |v_thread1Thread1of1ForFork1_#t~post1_1|) (= v_~p~0_50 v_~p~0_49) (= v_~N~0_64 v_~N~0_63)))) InVars {~p~0=v_~p~0_50, ~N~0=v_~N~0_64, ~M~0=v_~M~0_48, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_1|} OutVars{~p~0=v_~p~0_49, ~N~0=v_~N~0_63, ~M~0=v_~M~0_48, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_2|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, ~p~0, ~N~0][997], [Black: 758#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (and (<= (mod (+ (* 4294967295 ~p~0) ~q~0) 4294967296) 0) (<= 1 (mod ~N~0 4294967296))))), Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 690#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))), Black: 694#(or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 762#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (< 0 (mod ~N~0 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(mod ~p~0 4294967296)) (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (< 0 (mod ~L~0 4294967296)) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0)))), Black: 393#(and (= ~N~0 ~L~0) (= ~p~0 0) (= ~q~0 0) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 524#(and (= ~L~0 (+ 2 ~N~0)) (<= 2 (mod ~L~0 4294967296)) (= ~q~0 0) (or (and (= thread1Thread1of1ForFork1_~cond~0 1) (<= 1 (mod (+ 4294967294 ~L~0) 4294967296))) (and (<= (mod (+ 4294967294 ~L~0) 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0))) (= (mod ~p~0 2) 0)), Black: 502#(or (< 0 (mod ~L~0 4294967296)) (= (mod thread2Thread1of1ForFork2_~cond~1 256) 0) (and (or (forall ((~M~0 Int)) (= (mod (+ (* 2 ~M~0) ~p~0) 4294967296) (mod ~q~0 4294967296))) (not (= (mod (+ 4294967294 ~N~0) 4294967296) 0))) (or (not (= (mod ~N~0 4294967296) 0)) (= (mod ~q~0 4294967296) (mod ~p~0 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(and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 86#(and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)), 368#true, Black: 350#(and (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1))) (or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 353#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 99#(and (<= 1 (mod ~N~0 4294967296)) (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 96#(< 0 (mod ~N~0 4294967296)), Black: 97#(and (<= (div thread1Thread1of1ForFork1_~cond~0 256) 0) (<= 1 thread1Thread1of1ForFork1_~cond~0)), Black: 362#(or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 358#(or (and (<= (mod ~N~0 4294967296) 1) (= thread2Thread1of1ForFork2_~cond~1 0)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1))), Black: 364#(and (= thread1Thread1of1ForFork1_~cond~0 1) (or (and (= thread2Thread1of1ForFork2_~cond~1 0) (= (mod ~N~0 4294967296) 1)) (and (<= 2 (mod ~N~0 4294967296)) (= thread2Thread1of1ForFork2_~cond~1 1)))), Black: 106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0)]) [2024-10-24 19:25:46,423 INFO L294 olderBase$Statistics]: this new event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,423 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,423 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,423 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,516 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([256] L45-->L50: Formula: (let ((.cse0 (mod v_~N~0_64 4294967296))) (or (and (< 0 .cse0) (= v_~p~0_49 (+ v_~p~0_50 v_~M~0_48)) (= (+ 1 v_~N~0_63) v_~N~0_64)) (and (<= .cse0 0) (= |v_thread1Thread1of1ForFork1_#t~post1_2| |v_thread1Thread1of1ForFork1_#t~post1_1|) (= v_~p~0_50 v_~p~0_49) (= v_~N~0_64 v_~N~0_63)))) InVars {~p~0=v_~p~0_50, ~N~0=v_~N~0_64, ~M~0=v_~M~0_48, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_1|} OutVars{~p~0=v_~p~0_49, ~N~0=v_~N~0_63, ~M~0=v_~M~0_48, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_2|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, ~p~0, ~N~0][1285], [Black: 758#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (and (<= (mod (+ (* 4294967295 ~p~0) ~q~0) 4294967296) 0) (<= 1 (mod ~N~0 4294967296))))), Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 690#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 4294967296) (mod ~p~0 4294967296))), Black: 122#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 762#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (< 0 (mod ~N~0 4294967296))) (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (= ~q~0 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ancestors and is cut-off event [2024-10-24 19:25:46,516 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,516 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,516 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:46,516 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([262] L64-->L69: Formula: (let ((.cse0 (mod v_~N~0_72 4294967296))) (or (and (= (+ 2 v_~N~0_71) v_~N~0_72) (= v_~p~0_57 (+ v_~p~0_58 (* 2 v_~M~0_52))) (< 1 .cse0)) (and (= v_~N~0_72 v_~N~0_71) (<= .cse0 1) (= v_~p~0_58 v_~p~0_57)))) InVars {~p~0=v_~p~0_58, ~N~0=v_~N~0_72, ~M~0=v_~M~0_52} OutVars{~p~0=v_~p~0_57, ~N~0=v_~N~0_71, ~M~0=v_~M~0_52} AuxVars[] AssignedVars[~p~0, ~N~0][999], [Black: 758#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (or (< 0 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19:25:46,516 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2024-10-24 19:25:47,455 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([256] L45-->L50: Formula: (let ((.cse0 (mod v_~N~0_64 4294967296))) (or (and (< 0 .cse0) (= v_~p~0_49 (+ v_~p~0_50 v_~M~0_48)) (= (+ 1 v_~N~0_63) v_~N~0_64)) (and (<= .cse0 0) (= |v_thread1Thread1of1ForFork1_#t~post1_2| |v_thread1Thread1of1ForFork1_#t~post1_1|) (= v_~p~0_50 v_~p~0_49) (= v_~N~0_64 v_~N~0_63)))) InVars {~p~0=v_~p~0_50, ~N~0=v_~N~0_64, ~M~0=v_~M~0_48, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_1|} OutVars{~p~0=v_~p~0_49, ~N~0=v_~N~0_63, ~M~0=v_~M~0_48, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_2|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, ~p~0, ~N~0][1285], [Black: 758#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (or (< 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olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-24 19:25:47,456 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([262] L64-->L69: Formula: (let ((.cse0 (mod v_~N~0_72 4294967296))) (or (and (= (+ 2 v_~N~0_71) v_~N~0_72) (= v_~p~0_57 (+ v_~p~0_58 (* 2 v_~M~0_52))) (< 1 .cse0)) (and (= v_~N~0_72 v_~N~0_71) (<= .cse0 1) (= v_~p~0_58 v_~p~0_57)))) InVars {~p~0=v_~p~0_58, ~N~0=v_~N~0_72, ~M~0=v_~M~0_52} OutVars{~p~0=v_~p~0_57, ~N~0=v_~N~0_71, ~M~0=v_~M~0_52} AuxVars[] AssignedVars[~p~0, ~N~0][999], [Black: 758#(and (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))) (or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (and (<= (mod (+ (* 4294967295 ~p~0) ~q~0) 4294967296) 0) (<= 1 (mod ~N~0 4294967296))))), Black: 124#(and (<= (mod ~N~0 4294967296) 0) (= ~N~0 ~L~0) (= thread1Thread1of1ForFork1_~cond~0 0)), Black: 690#(or (< 0 (mod ~L~0 4294967296)) (= (mod ~q~0 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106#(and (= ~N~0 ~L~0) (or (and (<= (mod ~N~0 4294967296) 0) (= thread1Thread1of1ForFork1_~cond~0 0)) (and (<= 1 (mod ~N~0 4294967296)) (= thread1Thread1of1ForFork1_~cond~0 1)))), Black: 108#(< 0 (mod ~L~0 4294967296)), Black: 105#(= ~N~0 ~L~0), 694#(or (< 0 (mod (+ 4294967295 ~L~0) 4294967296)) (= (mod ~p~0 4294967296) (mod (+ ~M~0 ~q~0) 4294967296))), Black: 588#true]) [2024-10-24 19:25:47,456 INFO L294 olderBase$Statistics]: this new event has 23 ancestors and is cut-off event [2024-10-24 19:25:47,456 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-24 19:25:47,456 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-24 19:25:47,456 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2024-10-24 19:25:49,465 INFO L124 PetriNetUnfolderBase]: 23089/36182 cut-off events. [2024-10-24 19:25:49,465 INFO L125 PetriNetUnfolderBase]: For 965571/969017 co-relation queries the response was YES. [2024-10-24 19:25:49,837 INFO L83 FinitePrefix]: Finished finitePrefix Result has 326668 conditions, 36182 events. 23089/36182 cut-off events. For 965571/969017 co-relation queries the response was YES. Maximal size of possible extension queue 2474. Compared 285884 event pairs, 1768 based on Foata normal form. 1079/36978 useless extension candidates. Maximal degree in co-relation 312668. Up to 25419 conditions per place. [2024-10-24 19:25:50,013 INFO L140 encePairwiseOnDemand]: 25/34 looper letters, 1125 selfloop transitions, 643 changer transitions 5/1796 dead transitions. [2024-10-24 19:25:50,013 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 1796 transitions, 46688 flow [2024-10-24 19:25:50,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 19:25:50,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2024-10-24 19:25:50,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 228 transitions. [2024-10-24 19:25:50,014 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6096256684491979 [2024-10-24 19:25:50,014 INFO L175 Difference]: Start difference. First operand has 188 places, 1421 transitions, 35252 flow. Second operand 11 states and 228 transitions. [2024-10-24 19:25:50,014 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 198 places, 1796 transitions, 46688 flow [2024-10-24 19:25:57,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 194 places, 1796 transitions, 45959 flow, removed 316 selfloop flow, removed 4 redundant places. [2024-10-24 19:25:57,403 INFO L231 Difference]: Finished difference. Result has 197 places, 1561 transitions, 40342 flow [2024-10-24 19:25:57,404 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=34555, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1421, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=504, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=806, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=40342, PETRI_PLACES=197, PETRI_TRANSITIONS=1561} [2024-10-24 19:25:57,404 INFO L277 CegarLoopForPetriNet]: 37 programPoint places, 160 predicate places. [2024-10-24 19:25:57,404 INFO L471 AbstractCegarLoop]: Abstraction has has 197 places, 1561 transitions, 40342 flow [2024-10-24 19:25:57,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 15.333333333333334) internal successors, (184), 12 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:57,405 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 19:25:57,405 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 19:25:57,417 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-24 19:25:57,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 19:25:57,605 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-10-24 19:25:57,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 19:25:57,606 INFO L85 PathProgramCache]: Analyzing trace with hash -946995350, now seen corresponding path program 1 times [2024-10-24 19:25:57,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 19:25:57,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799747813] [2024-10-24 19:25:57,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:25:57,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 19:25:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:25:57,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:57,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 19:25:57,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799747813] [2024-10-24 19:25:57,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799747813] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 19:25:57,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1504524990] [2024-10-24 19:25:57,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 19:25:57,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 19:25:57,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 19:25:57,711 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 19:25:57,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-24 19:25:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 19:25:57,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-24 19:25:57,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 19:25:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:57,911 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 19:25:58,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 19:25:58,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1504524990] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 19:25:58,160 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 19:25:58,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 9] total 19 [2024-10-24 19:25:58,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800032306] [2024-10-24 19:25:58,160 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 19:25:58,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-24 19:25:58,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 19:25:58,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-24 19:25:58,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2024-10-24 19:25:58,188 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 34 [2024-10-24 19:25:58,189 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 1561 transitions, 40342 flow. Second operand has 20 states, 20 states have (on average 10.2) internal successors, (204), 20 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 19:25:58,189 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 19:25:58,189 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 34 [2024-10-24 19:25:58,189 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand