/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.fairness.type.for.concurrent.programs FAIRNESS_LAZY -i ../../../trunk/examples/svcomp/weaver/popl20-figure1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-42053ae-m [2023-09-08 15:06:11,314 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-09-08 15:06:11,368 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-09-08 15:06:11,401 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-08 15:06:11,402 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-08 15:06:11,402 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-08 15:06:11,404 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-08 15:06:11,404 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-09-08 15:06:11,404 INFO L137 SettingsManager]: * Use SBE=true [2023-09-08 15:06:11,408 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-09-08 15:06:11,408 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-09-08 15:06:11,408 INFO L137 SettingsManager]: * Use old map elimination=false [2023-09-08 15:06:11,408 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-09-08 15:06:11,409 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-09-08 15:06:11,410 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-09-08 15:06:11,410 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-08 15:06:11,410 INFO L137 SettingsManager]: * sizeof long=4 [2023-09-08 15:06:11,410 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-09-08 15:06:11,410 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-08 15:06:11,411 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-09-08 15:06:11,411 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-09-08 15:06:11,412 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-09-08 15:06:11,412 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-09-08 15:06:11,412 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-09-08 15:06:11,413 INFO L137 SettingsManager]: * sizeof long double=12 [2023-09-08 15:06:11,413 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-09-08 15:06:11,413 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-09-08 15:06:11,413 INFO L137 SettingsManager]: * Use constant arrays=true [2023-09-08 15:06:11,413 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-09-08 15:06:11,413 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-08 15:06:11,414 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-08 15:06:11,414 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-08 15:06:11,415 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-08 15:06:11,415 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-08 15:06:11,416 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-09-08 15:06:11,416 INFO L137 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> FAIRNESS_LAZY [2023-09-08 15:06:11,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-08 15:06:11,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-08 15:06:11,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-08 15:06:11,624 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-08 15:06:11,626 INFO L274 PluginConnector]: CDTParser initialized [2023-09-08 15:06:11,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-figure1.wvr.c [2023-09-08 15:06:12,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-08 15:06:12,873 INFO L384 CDTParser]: Found 1 translation units. [2023-09-08 15:06:12,873 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1.wvr.c [2023-09-08 15:06:12,880 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75de48b0/df75f062776a43c7a01d44fd2e2038de/FLAG7571bbe90 [2023-09-08 15:06:12,892 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75de48b0/df75f062776a43c7a01d44fd2e2038de [2023-09-08 15:06:12,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-08 15:06:12,895 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-08 15:06:12,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-08 15:06:12,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-08 15:06:12,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-08 15:06:12,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 03:06:12" (1/1) ... [2023-09-08 15:06:12,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c36387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:12, skipping insertion in model container [2023-09-08 15:06:12,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 03:06:12" (1/1) ... [2023-09-08 15:06:12,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-08 15:06:12,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-08 15:06:13,009 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1.wvr.c[1991,2004] [2023-09-08 15:06:13,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-08 15:06:13,016 INFO L203 MainTranslator]: Completed pre-run [2023-09-08 15:06:13,035 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1.wvr.c[1991,2004] [2023-09-08 15:06:13,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-08 15:06:13,047 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-08 15:06:13,048 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-08 15:06:13,052 INFO L208 MainTranslator]: Completed translation [2023-09-08 15:06:13,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13 WrapperNode [2023-09-08 15:06:13,052 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-08 15:06:13,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-08 15:06:13,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-08 15:06:13,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-08 15:06:13,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,071 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,088 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2023-09-08 15:06:13,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-08 15:06:13,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-08 15:06:13,089 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-08 15:06:13,089 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-08 15:06:13,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,098 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,099 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-08 15:06:13,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-08 15:06:13,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-08 15:06:13,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-08 15:06:13,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (1/1) ... [2023-09-08 15:06:13,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:13,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:13,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:13,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-09-08 15:06:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-08 15:06:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-09-08 15:06:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-09-08 15:06:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-09-08 15:06:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-09-08 15:06:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-08 15:06:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-08 15:06:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-08 15:06:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-08 15:06:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-08 15:06:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-08 15:06:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-08 15:06:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-08 15:06:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-08 15:06:13,187 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-08 15:06:13,243 INFO L236 CfgBuilder]: Building ICFG [2023-09-08 15:06:13,244 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-08 15:06:13,371 INFO L277 CfgBuilder]: Performing block encoding [2023-09-08 15:06:13,392 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-08 15:06:13,392 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-09-08 15:06:13,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 03:06:13 BoogieIcfgContainer [2023-09-08 15:06:13,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-08 15:06:13,395 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-09-08 15:06:13,395 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-09-08 15:06:13,397 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-09-08 15:06:13,398 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-08 15:06:13,398 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.09 03:06:12" (1/3) ... [2023-09-08 15:06:13,398 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5dd6134d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.09 03:06:13, skipping insertion in model container [2023-09-08 15:06:13,398 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-08 15:06:13,398 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:13" (2/3) ... [2023-09-08 15:06:13,399 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5dd6134d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.09 03:06:13, skipping insertion in model container [2023-09-08 15:06:13,399 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-09-08 15:06:13,399 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 03:06:13" (3/3) ... [2023-09-08 15:06:13,399 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-figure1.wvr.c [2023-09-08 15:06:13,467 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-09-08 15:06:13,494 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 72 places, 72 transitions, 160 flow [2023-09-08 15:06:13,543 INFO L124 PetriNetUnfolderBase]: 5/68 cut-off events. [2023-09-08 15:06:13,543 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-09-08 15:06:13,547 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77 conditions, 68 events. 5/68 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 46 event pairs, 0 based on Foata normal form. 0/63 useless extension candidates. Maximal degree in co-relation 37. Up to 2 conditions per place. [2023-09-08 15:06:13,547 INFO L82 GeneralOperation]: Start removeDead. Operand has 72 places, 72 transitions, 160 flow [2023-09-08 15:06:13,555 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 70 places, 68 transitions, 148 flow [2023-09-08 15:06:13,564 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-09-08 15:06:13,565 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-09-08 15:06:13,565 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-09-08 15:06:13,565 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-09-08 15:06:13,565 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-09-08 15:06:13,565 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-09-08 15:06:13,565 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-09-08 15:06:13,565 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-09-08 15:06:13,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-08 15:06:14,021 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 85 [2023-09-08 15:06:14,022 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-08 15:06:14,022 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-08 15:06:14,030 INFO L148 hiAutomatonCegarLoop]: Counterexample stem 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, 1, 1, 1, 1, 1, 1] [2023-09-08 15:06:14,030 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-08 15:06:14,030 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-09-08 15:06:14,031 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-09-08 15:06:14,171 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 85 [2023-09-08 15:06:14,172 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-08 15:06:14,172 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-08 15:06:14,174 INFO L148 hiAutomatonCegarLoop]: Counterexample stem 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, 1, 1, 1, 1, 1, 1] [2023-09-08 15:06:14,174 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-08 15:06:14,181 INFO L748 eck$LassoCheckResult]: Stem: SleepPredicate [underlying: 75#[$Ultimate##0]don't care, sleep set: []] [148] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] SleepPredicate [underlying: 78#[L-1]don't care, sleep set: []] [151] L-1-->L-1-1: Formula: (= 0 (select |v_#valid_13| 0)) InVars {#valid=|v_#valid_13|} OutVars{#valid=|v_#valid_13|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 80#[L-1-1]don't care, sleep set: []] [165] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_3|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 82#[L21]don't care, sleep set: []] [147] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= (select |v_#valid_14| 1) 1)) InVars {#length=|v_#length_9|, #valid=|v_#valid_14|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_14|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 84#[L21-1]don't care, sleep set: []] [158] L21-1-->L21-2: Formula: (= (select (select |v_#memory_int_7| 1) 0) 48) InVars {#memory_int=|v_#memory_int_7|} OutVars{#memory_int=|v_#memory_int_7|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 86#[L21-2]don't care, sleep set: []] [157] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_8| 1) 1) 0) InVars {#memory_int=|v_#memory_int_8|} OutVars{#memory_int=|v_#memory_int_8|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 88#[L21-3]don't care, sleep set: []] [136] L21-3-->L21-4: Formula: (and (= 21 (select |v_#length_10| 2)) (= (select |v_#valid_15| 2) 1)) InVars {#length=|v_#length_10|, #valid=|v_#valid_15|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_15|} AuxVars[] AssignedVars[] SleepPredicate [underlying: 90#[L21-4]don't care, sleep set: []] [178] L21-4-->L38: Formula: (= v_~N~0_6 0) InVars {} OutVars{~N~0=v_~N~0_6} AuxVars[] AssignedVars[~N~0] SleepPredicate [underlying: 92#[L38]don't care, sleep set: []] [179] L38-->L-1-2: Formula: (= v_~counter~0_7 0) InVars {} OutVars{~counter~0=v_~counter~0_7} AuxVars[] AssignedVars[~counter~0] SleepPredicate [underlying: 94#[L-1-2]don't care, sleep set: []] [167] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] SleepPredicate [underlying: 96#[L-1-3]don't care, sleep set: []] [172] L-1-3-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_4|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_3|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_4|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre8#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem10#1, ULTIMATE.start_main_~#t2~0#1.base] SleepPredicate [underlying: 98#[L62]don't care, sleep set: []] [173] L62-->L62-1: Formula: (and (= (select |v_#valid_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_1| 0)) (= (store |v_#length_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| 4) |v_#length_1|) (< |v_#StackHeapBarrier_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 0) (= |v_#valid_1| (store |v_#valid_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_2|, #valid=|v_#valid_2|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|, #valid=|v_#valid_1|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] SleepPredicate [underlying: 100#[L62-1]don't care, sleep set: []] [162] L62-1-->L62-2: Formula: (and (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| 4) |v_#length_3|) (= (select |v_#valid_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_1| 0)) (= (store |v_#valid_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| 1) |v_#valid_3|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_4|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] SleepPredicate [underlying: 102#[L62-2]don't care, sleep set: []] [146] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] SleepPredicate [underlying: 104#[L64]don't care, sleep set: []] [137] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_2| v_~N~0_5) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0] SleepPredicate [underlying: 106#[L64-1]don't care, sleep set: []] [166] L64-1-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] SleepPredicate [underlying: 108#[L67]don't care, sleep set: []] [163] L67-->L67-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] SleepPredicate [underlying: 110#[L67-1]don't care, sleep set: []] [140] L67-1-->L67-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] SleepPredicate [underlying: 112#[L67-2]don't care, sleep set: []] [130] L67-2-->L67-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_2| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2|)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) 1) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_2|) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_2| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) |v_ULTIMATE.start_main_~#t1~0#1.offset_2| |v_ULTIMATE.start_main_#t~pre6#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_2|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_1|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|} AuxVars[] AssignedVars[#memory_int] SleepPredicate [underlying: 114#[L67-3]don't care, sleep set: []] [206] L67-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre6#1_6| v_thread1Thread1of1ForFork0_thidvar0_2) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_6|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_6|, thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_8|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_12, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_~i~0, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] SleepPredicate [underlying: 116#[$Ultimate##0, L67-4]don't care, sleep set: []] [159] L67-4-->L67-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] SleepPredicate [underlying: 118#[L67-5, $Ultimate##0]don't care, sleep set: [thread1Thread1of1ForFork0]] [122] L67-5-->L68: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] SleepPredicate [underlying: 124#[$Ultimate##0, L68]don't care, sleep set: [thread1Thread1of1ForFork0]] [164] L68-->L68-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_1| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] SleepPredicate [underlying: 136#[L68-1, $Ultimate##0]don't care, sleep set: [thread1Thread1of1ForFork0]] [139] L68-1-->L68-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] SleepPredicate [underlying: 152#[$Ultimate##0, L68-2]don't care, sleep set: [thread1Thread1of1ForFork0]] [126] L68-2-->L68-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_2|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t2~0#1.base_2|) 1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_2| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_2|) |v_ULTIMATE.start_main_~#t2~0#1.offset_2| |v_ULTIMATE.start_main_#t~pre8#1_2|)) |v_#memory_int_3|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_2|) (select |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_2|))) InVars {ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|, #length=|v_#length_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|, #length=|v_#length_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} AuxVars[] AssignedVars[#memory_int] SleepPredicate [underlying: 172#[$Ultimate##0, L68-3]don't care, sleep set: [thread1Thread1of1ForFork0]] [209] L68-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre8#1_6| v_thread2Thread1of1ForFork1_thidvar0_2) (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork1_#res#1.base=|v_thread2Thread1of1ForFork1_#res#1.base_4|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_4|, thread2Thread1of1ForFork1_#res#1.offset=|v_thread2Thread1of1ForFork1_#res#1.offset_4|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|, thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_8|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_12|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#res#1.base, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_#res#1.offset, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork1_#t~post3#1, thread2Thread1of1ForFork1_~i~1#1, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] SleepPredicate [underlying: 192#[L68-4, $Ultimate##0, $Ultimate##0]don't care, sleep set: [thread1Thread1of1ForFork0]] [128] L68-4-->L68-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] SleepPredicate [underlying: 210#[L68-5, $Ultimate##0, $Ultimate##0]don't care, sleep set: [thread1Thread1of1ForFork0]] [150] L68-5-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] SleepPredicate [underlying: 232#[$Ultimate##0, L69, $Ultimate##0]don't care, sleep set: [thread1Thread1of1ForFork0]] [131] L69-->L69-1: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) (= (select (select |v_#memory_int_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) |v_ULTIMATE.start_main_#t~mem10#1_1|) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_3|)) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 1)) InVars {#memory_int=|v_#memory_int_5|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, #valid=|v_#valid_7|} OutVars{#valid=|v_#valid_7|, #memory_int=|v_#memory_int_5|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem10#1] SleepPredicate [underlying: 266#[L69-1, $Ultimate##0, $Ultimate##0]don't care, sleep set: [thread1Thread1of1ForFork0]] [194] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] SleepPredicate [underlying: 320#[L69-1, $Ultimate##0, L51-4]don't care, sleep set: [thread1Thread1of1ForFork0]] [184] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork0_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_~i~0] SleepPredicate [underlying: 384#[L41-4, L69-1, L51-4]don't care, sleep set: []] [2023-09-08 15:06:14,183 INFO L750 eck$LassoCheckResult]: Loop: SleepPredicate [underlying: 384#[L41-4, L69-1, L51-4]don't care, sleep set: []] [195] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork1_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] SleepPredicate [underlying: 484#[L41-4, L69-1, L52]don't care, sleep set: [thread1Thread1of1ForFork0]] [198] L52-->L55: Formula: (and (not (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1| 0)) (= (ite (< 0 v_~counter~0_29) 1 0) |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|) (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1| |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|) (= (+ v_~counter~0_28 1) v_~counter~0_29)) InVars {~counter~0=v_~counter~0_29} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|, ~counter~0=v_~counter~0_28, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, ~counter~0, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1] SleepPredicate [underlying: 596#[L41-4, L69-1, L55]don't care, sleep set: [thread1Thread1of1ForFork0]] [185] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork0_~i~0_3 v_~N~0_2) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_3, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_3, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] SleepPredicate [underlying: 652#[L55, L69-1, L42]don't care, sleep set: []] [200] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_7| |v_thread2Thread1of1ForFork1_#t~post3#1_1|) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_1|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] SleepPredicate [underlying: 748#[L69-1, L51-2, L42]don't care, sleep set: [thread1Thread1of1ForFork0]] [202] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_9| (+ |v_thread2Thread1of1ForFork1_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] SleepPredicate [underlying: 820#[L69-1, L51-3, L42]don't care, sleep set: [thread1Thread1of1ForFork0]] [188] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork0_#t~post2] SleepPredicate [underlying: 864#[L51-3, L69-1, L44]don't care, sleep set: []] [190] L44-->L41-2: Formula: (= v_thread1Thread1of1ForFork0_~i~0_7 |v_thread1Thread1of1ForFork0_#t~post1_1|) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_7} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_7, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1] SleepPredicate [underlying: 890#[L51-3, L69-1, L41-2]don't care, sleep set: [thread2Thread1of1ForFork1]] [192] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork0_~i~0_9 (+ |v_thread1Thread1of1ForFork0_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_3|} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_9, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_~i~0] SleepPredicate [underlying: 906#[L69-1, L51-3, L41-3]don't care, sleep set: [thread2Thread1of1ForFork1]] [193] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1] SleepPredicate [underlying: 788#[L41-4, L69-1, L51-3]don't care, sleep set: [thread2Thread1of1ForFork1]] [203] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] SleepPredicate [underlying: 384#[L41-4, L69-1, L51-4]don't care, sleep set: []] [2023-09-08 15:06:14,190 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:14,190 INFO L85 PathProgramCache]: Analyzing trace with hash -55954372, now seen corresponding path program 1 times [2023-09-08 15:06:14,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:14,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874583997] [2023-09-08 15:06:14,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:14,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:14,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:06:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:14,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:06:14,358 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:14,358 INFO L85 PathProgramCache]: Analyzing trace with hash 515958705, now seen corresponding path program 1 times [2023-09-08 15:06:14,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:14,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587162388] [2023-09-08 15:06:14,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:14,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:14,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:06:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:14,373 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:06:14,374 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:14,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1813033428, now seen corresponding path program 1 times [2023-09-08 15:06:14,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:14,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152809420] [2023-09-08 15:06:14,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:14,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:06:14,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:06:14,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-08 15:06:14,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152809420] [2023-09-08 15:06:14,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152809420] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-08 15:06:14,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-08 15:06:14,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-09-08 15:06:14,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088280738] [2023-09-08 15:06:14,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-08 15:06:14,791 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:06:14,791 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:06:14,791 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:06:14,791 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:06:14,792 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-09-08 15:06:14,792 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:14,792 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:06:14,792 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:06:14,792 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1.wvr.c_BEv2_Iteration1_Loop [2023-09-08 15:06:14,792 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:06:14,792 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:06:14,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,837 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:14,931 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:06:14,932 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-09-08 15:06:14,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:14,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:14,972 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:14,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-09-08 15:06:14,974 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:14,975 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:14,985 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:14,985 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:14,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:14,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:14,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,000 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-09-08 15:06:15,007 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:15,008 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:15,025 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:15,025 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork0_#t~post1=0} Honda state: {thread1Thread1of1ForFork0_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:15,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:15,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,045 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-09-08 15:06:15,049 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:15,049 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:15,062 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:15,062 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_1=-1} Honda state: {v_rep#funAddr~thread1.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:15,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:15,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,067 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-09-08 15:06:15,072 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:15,072 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:15,084 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:15,084 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_1=0} Honda state: {v_rep#funAddr~thread1.offset_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:15,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:15,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,102 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-09-08 15:06:15,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:15,106 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:15,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-09-08 15:06:15,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,136 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-09-08 15:06:15,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-09-08 15:06:15,140 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:15,285 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-09-08 15:06:15,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-09-08 15:06:15,289 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:06:15,289 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:06:15,289 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:06:15,289 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:06:15,289 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-08 15:06:15,289 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,289 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:06:15,289 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:06:15,289 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1.wvr.c_BEv2_Iteration1_Loop [2023-09-08 15:06:15,289 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:06:15,289 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:06:15,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:15,411 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:06:15,414 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-08 15:06:15,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,416 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-09-08 15:06:15,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:15,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:15,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:15,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:15,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:15,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:15,447 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:15,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:15,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:15,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,462 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-09-08 15:06:15,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:15,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:15,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:15,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:15,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:15,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:15,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:15,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:15,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:15,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:15,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,492 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-09-08 15:06:15,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:15,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:15,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:15,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:15,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:15,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:15,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:15,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:15,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:15,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:15,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,532 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:15,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:15,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:15,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:15,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:15,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:15,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:15,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:15,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-09-08 15:06:15,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-09-08 15:06:15,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,554 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-09-08 15:06:15,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:15,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:15,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:15,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:15,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:15,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:15,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:15,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:15,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:15,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,581 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-09-08 15:06:15,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:15,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:15,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:15,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:15,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:15,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:15,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:15,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:15,606 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-08 15:06:15,615 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-09-08 15:06:15,616 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-09-08 15:06:15,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:15,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:15,651 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:15,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-09-08 15:06:15,653 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-08 15:06:15,654 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-09-08 15:06:15,654 INFO L513 LassoAnalysis]: Proved termination. [2023-09-08 15:06:15,654 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork0_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork0_~i~0 Supporting invariants [] [2023-09-08 15:06:15,656 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-09-08 15:06:15,659 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-09-08 15:06:15,689 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:06:15,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-09-08 15:06:15,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:06:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:06:15,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 5 conjunts are in the unsatisfiable core [2023-09-08 15:06:15,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:06:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:06:15,883 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-09-08 15:06:15,886 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand null Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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) [2023-09-08 15:06:16,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:16,321 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand null. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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) Result 4735 states and 14085 transitions. Complement of second has 9 states. [2023-09-08 15:06:16,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-09-08 15:06:16,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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) [2023-09-08 15:06:16,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 189 transitions. [2023-09-08 15:06:16,330 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 189 transitions. Stem has 31 letters. Loop has 10 letters. [2023-09-08 15:06:16,330 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:16,331 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 189 transitions. Stem has 41 letters. Loop has 10 letters. [2023-09-08 15:06:16,331 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:16,331 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 189 transitions. Stem has 31 letters. Loop has 20 letters. [2023-09-08 15:06:16,331 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:16,332 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4735 states and 14085 transitions. [2023-09-08 15:06:16,387 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-09-08 15:06:16,407 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4735 states to 1764 states and 4956 transitions. [2023-09-08 15:06:16,408 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 202 [2023-09-08 15:06:16,409 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 380 [2023-09-08 15:06:16,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1764 states and 4956 transitions. [2023-09-08 15:06:16,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-09-08 15:06:16,410 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1764 states and 4956 transitions. [2023-09-08 15:06:16,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1764 states and 4956 transitions. [2023-09-08 15:06:16,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1764 to 1535. [2023-09-08 15:06:16,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1535 states, 1535 states have (on average 2.8534201954397393) internal successors, (4380), 1534 states have internal predecessors, (4380), 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) [2023-09-08 15:06:16,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1535 states and 4380 transitions. [2023-09-08 15:06:16,486 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1535 states and 4380 transitions. [2023-09-08 15:06:16,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-08 15:06:16,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-09-08 15:06:16,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-09-08 15:06:16,488 INFO L87 Difference]: Start difference. First operand 1535 states and 4380 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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) [2023-09-08 15:06:16,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-09-08 15:06:16,514 INFO L93 Difference]: Finished difference Result 1869 states and 5061 transitions. [2023-09-08 15:06:16,514 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1869 states and 5061 transitions. [2023-09-08 15:06:16,526 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-09-08 15:06:16,534 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1869 states to 1618 states and 4482 transitions. [2023-09-08 15:06:16,534 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 314 [2023-09-08 15:06:16,535 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 331 [2023-09-08 15:06:16,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1618 states and 4482 transitions. [2023-09-08 15:06:16,535 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-09-08 15:06:16,535 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1618 states and 4482 transitions. [2023-09-08 15:06:16,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1618 states and 4482 transitions. [2023-09-08 15:06:16,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1618 to 1610. [2023-09-08 15:06:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1610 states, 1610 states have (on average 2.775155279503106) internal successors, (4468), 1609 states have internal predecessors, (4468), 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) [2023-09-08 15:06:16,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1610 states and 4468 transitions. [2023-09-08 15:06:16,561 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1610 states and 4468 transitions. [2023-09-08 15:06:16,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-08 15:06:16,562 INFO L428 stractBuchiCegarLoop]: Abstraction has 1610 states and 4468 transitions. [2023-09-08 15:06:16,562 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-09-08 15:06:16,562 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1610 states and 4468 transitions. [2023-09-08 15:06:16,569 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-09-08 15:06:16,569 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-08 15:06:16,569 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-08 15:06:16,570 INFO L148 hiAutomatonCegarLoop]: Counterexample stem 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-08 15:06:16,570 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-09-08 15:06:16,571 INFO L748 eck$LassoCheckResult]: Stem: 12029#[$Ultimate##0]don't care [148] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 12031#[L-1]don't care [151] L-1-->L-1-1: Formula: (= 0 (select |v_#valid_13| 0)) InVars {#valid=|v_#valid_13|} OutVars{#valid=|v_#valid_13|} AuxVars[] AssignedVars[] 12107#[L-1-1]don't care [165] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_3|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|} AuxVars[] AssignedVars[] 11675#[L21]don't care [147] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= (select |v_#valid_14| 1) 1)) InVars {#length=|v_#length_9|, #valid=|v_#valid_14|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_14|} AuxVars[] AssignedVars[] 11677#[L21-1]don't care [158] L21-1-->L21-2: Formula: (= (select (select |v_#memory_int_7| 1) 0) 48) InVars {#memory_int=|v_#memory_int_7|} OutVars{#memory_int=|v_#memory_int_7|} AuxVars[] AssignedVars[] 12127#[L21-2]don't care [157] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_8| 1) 1) 0) InVars {#memory_int=|v_#memory_int_8|} OutVars{#memory_int=|v_#memory_int_8|} AuxVars[] AssignedVars[] 12129#[L21-3]don't care [136] L21-3-->L21-4: Formula: (and (= 21 (select |v_#length_10| 2)) (= (select |v_#valid_15| 2) 1)) InVars {#length=|v_#length_10|, #valid=|v_#valid_15|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_15|} AuxVars[] AssignedVars[] 11395#[L21-4]don't care [178] L21-4-->L38: Formula: (= v_~N~0_6 0) InVars {} OutVars{~N~0=v_~N~0_6} AuxVars[] AssignedVars[~N~0] 11397#[L38]don't care [179] L38-->L-1-2: Formula: (= v_~counter~0_7 0) InVars {} OutVars{~counter~0=v_~counter~0_7} AuxVars[] AssignedVars[~counter~0] 12225#[L-1-2]don't care [167] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 12493#[L-1-3]don't care [172] L-1-3-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_4|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_3|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_4|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre8#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem10#1, ULTIMATE.start_main_~#t2~0#1.base] 12499#[L62]don't care [173] L62-->L62-1: Formula: (and (= (select |v_#valid_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_1| 0)) (= (store |v_#length_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| 4) |v_#length_1|) (< |v_#StackHeapBarrier_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 0) (= |v_#valid_1| (store |v_#valid_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_2|, #valid=|v_#valid_2|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|, #valid=|v_#valid_1|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 12183#[L62-1]don't care [162] L62-1-->L62-2: Formula: (and (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| 4) |v_#length_3|) (= (select |v_#valid_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_1| 0)) (= (store |v_#valid_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| 1) |v_#valid_3|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_4|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 12023#[L62-2]don't care [146] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 11985#[L64]don't care [137] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_2| v_~N~0_5) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0] 11987#[L64-1]don't care [166] L64-1-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 12455#[L67]don't care [163] L67-->L67-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 11651#[L67-1]don't care [140] L67-1-->L67-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 11653#[L67-2]don't care [130] L67-2-->L67-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_2| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2|)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) 1) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_2|) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_2| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) |v_ULTIMATE.start_main_~#t1~0#1.offset_2| |v_ULTIMATE.start_main_#t~pre6#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_2|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_1|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|} AuxVars[] AssignedVars[#memory_int] 11567#[L67-3]don't care [206] L67-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre6#1_6| v_thread1Thread1of1ForFork0_thidvar0_2) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_6|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_6|, thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_8|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_12, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_~i~0, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 11569#[$Ultimate##0, L67-4]don't care [184] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork0_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_~i~0] 11629#[L41-4, L67-4]don't care [185] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork0_~i~0_3 v_~N~0_2) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_3, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_3, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 11631#[L42, L67-4]don't care [188] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork0_#t~post2] 12003#[L44, L67-4]don't care [190] L44-->L41-2: Formula: (= v_thread1Thread1of1ForFork0_~i~0_7 |v_thread1Thread1of1ForFork0_#t~post1_1|) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_7} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_7, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1] 11997#[L41-2, L67-4]don't care [192] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork0_~i~0_9 (+ |v_thread1Thread1of1ForFork0_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_3|} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_9, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_~i~0] 11999#[L41-3, L67-4]don't care [193] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1] 11623#[L41-4, L67-4]don't care [186] L41-4-->L41-5: Formula: (<= v_~N~0_1 v_thread1Thread1of1ForFork0_~i~0_5) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_5, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_5, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[] 11625#[L41-5, L67-4]don't care [189] L41-5-->thread1FINAL: Formula: (and (= |v_thread1Thread1of1ForFork0_#res.base_1| 0) (= |v_thread1Thread1of1ForFork0_#res.offset_1| 0)) InVars {} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_1|, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#res.offset] 11285#[thread1FINAL, L67-4]don't care [159] L67-4-->L67-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 11287#[L67-5, thread1FINAL]don't care [122] L67-5-->L68: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 11235#[thread1FINAL, L68]don't care [164] L68-->L68-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_1| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 11237#[L68-1, thread1FINAL]don't care [139] L68-1-->L68-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 12195#[thread1FINAL, L68-2]don't care [126] L68-2-->L68-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_2|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t2~0#1.base_2|) 1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_2| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_2|) |v_ULTIMATE.start_main_~#t2~0#1.offset_2| |v_ULTIMATE.start_main_#t~pre8#1_2|)) |v_#memory_int_3|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_2|) (select |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_2|))) InVars {ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|, #length=|v_#length_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|, #length=|v_#length_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} AuxVars[] AssignedVars[#memory_int] 11929#[thread1FINAL, L68-3]don't care [209] L68-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre8#1_6| v_thread2Thread1of1ForFork1_thidvar0_2) (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork1_#res#1.base=|v_thread2Thread1of1ForFork1_#res#1.base_4|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_4|, thread2Thread1of1ForFork1_#res#1.offset=|v_thread2Thread1of1ForFork1_#res#1.offset_4|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|, thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_8|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_12|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#res#1.base, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_#res#1.offset, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork1_#t~post3#1, thread2Thread1of1ForFork1_~i~1#1, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 11931#[L68-4, $Ultimate##0, thread1FINAL]don't care [128] L68-4-->L68-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 11883#[L68-5, thread1FINAL, $Ultimate##0]don't care [194] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 10951#[L68-5, L51-4, thread1FINAL]don't care [150] L68-5-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 11209#[L69, L51-4, thread1FINAL]don't care [131] L69-->L69-1: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) (= (select (select |v_#memory_int_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) |v_ULTIMATE.start_main_#t~mem10#1_1|) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_3|)) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 1)) InVars {#memory_int=|v_#memory_int_5|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, #valid=|v_#valid_7|} OutVars{#valid=|v_#valid_7|, #memory_int=|v_#memory_int_5|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem10#1] 12093#[L69-1, L51-4, thread1FINAL]don't care [191] thread1FINAL-->thread1EXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 12161#[L69-1, thread1EXIT, L51-4]don't care [210] thread1EXIT-->L69-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem10#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork0_thidvar0_4) (= v_thread1Thread1of1ForFork0_thidvar1_4 0)) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_5|} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_5|} AuxVars[] AssignedVars[] 10961#[L69-2, L51-4]don't care [149] L69-2-->L70: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem10#1] 10959#[L70, L51-4]don't care [182] L70-->L70-1: Formula: (and (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) (= |v_ULTIMATE.start_main_#t~mem11#1_1| (select (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) |v_ULTIMATE.start_main_~#t2~0#1.offset_3|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 1)) InVars {#memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|, #valid=|v_#valid_8|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_8|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_1|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem11#1] 11307#[L51-4, L70-1]don't care [2023-09-08 15:06:16,571 INFO L750 eck$LassoCheckResult]: Loop: 11307#[L51-4, L70-1]don't care [195] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork1_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 11001#[L52, L70-1]don't care [198] L52-->L55: Formula: (and (not (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1| 0)) (= (ite (< 0 v_~counter~0_29) 1 0) |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|) (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1| |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|) (= (+ v_~counter~0_28 1) v_~counter~0_29)) InVars {~counter~0=v_~counter~0_29} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|, ~counter~0=v_~counter~0_28, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, ~counter~0, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1] 10795#[L55, L70-1]don't care [200] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_7| |v_thread2Thread1of1ForFork1_#t~post3#1_1|) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_1|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 10797#[L70-1, L51-2]don't care [202] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_9| (+ |v_thread2Thread1of1ForFork1_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 11341#[L70-1, L51-3]don't care [203] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 11307#[L51-4, L70-1]don't care [2023-09-08 15:06:16,571 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:16,571 INFO L85 PathProgramCache]: Analyzing trace with hash -941091919, now seen corresponding path program 1 times [2023-09-08 15:06:16,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:16,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149055270] [2023-09-08 15:06:16,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:16,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:16,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:06:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:16,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:06:16,610 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:16,610 INFO L85 PathProgramCache]: Analyzing trace with hash 214813029, now seen corresponding path program 1 times [2023-09-08 15:06:16,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:16,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310429367] [2023-09-08 15:06:16,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:16,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:16,613 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:06:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:16,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:06:16,616 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:16,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1907457099, now seen corresponding path program 1 times [2023-09-08 15:06:16,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:16,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286441775] [2023-09-08 15:06:16,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:16,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:16,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:06:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:16,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:06:16,705 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:06:16,705 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:06:16,705 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:06:16,705 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:06:16,705 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-09-08 15:06:16,706 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:16,706 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:06:16,706 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:06:16,706 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1.wvr.c_BEv2_Iteration2_Loop [2023-09-08 15:06:16,706 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:06:16,706 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:06:16,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,710 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:16,792 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:06:16,792 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-09-08 15:06:16,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:16,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:16,794 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:16,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-09-08 15:06:16,798 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:16,798 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:16,822 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:16,823 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Honda state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:16,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:16,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:16,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:16,847 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:16,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-09-08 15:06:16,851 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:16,851 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:16,872 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:16,873 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:16,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:16,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:16,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:16,877 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:16,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-09-08 15:06:16,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:16,881 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:16,905 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:16,905 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_3=-1} Honda state: {v_rep#funAddr~thread1.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:16,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:16,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:16,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:16,917 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:16,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-09-08 15:06:16,920 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:16,920 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:16,941 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:16,942 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_3=-1} Honda state: {v_rep#funAddr~thread2.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:16,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:16,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:16,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:16,948 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:16,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-09-08 15:06:16,951 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:16,951 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:16,958 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:16,958 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:16,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:16,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:16,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:16,962 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:16,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-09-08 15:06:16,966 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:16,966 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:16,977 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:16,977 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_3=0} Honda state: {v_rep#funAddr~thread1.offset_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:16,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:16,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:16,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:16,981 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:16,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-09-08 15:06:16,984 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:16,984 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:16,999 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:16,999 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_3=1} Honda state: {v_rep#funAddr~thread2.offset_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:17,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,005 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-09-08 15:06:17,009 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:17,009 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:17,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,045 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-09-08 15:06:17,079 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-09-08 15:06:17,079 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:17,178 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-09-08 15:06:17,182 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,182 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:06:17,182 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:06:17,182 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:06:17,182 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:06:17,182 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-08 15:06:17,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,182 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:06:17,182 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:06:17,182 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1.wvr.c_BEv2_Iteration2_Loop [2023-09-08 15:06:17,182 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:06:17,182 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:06:17,183 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,195 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,196 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,214 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,268 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:06:17,269 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-08 15:06:17,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,270 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-09-08 15:06:17,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:17,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:17,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:17,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:17,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:17,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:17,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:17,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:17,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:17,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,306 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-09-08 15:06:17,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:17,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:17,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:17,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:17,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:17,317 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:17,317 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:17,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:17,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,336 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-09-08 15:06:17,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:17,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:17,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:17,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:17,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:17,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:17,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:17,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:17,368 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,370 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-09-08 15:06:17,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:17,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:17,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:17,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:17,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:17,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:17,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:17,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:17,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:17,390 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,392 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-09-08 15:06:17,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:17,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:17,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:17,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:17,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:17,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:17,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:17,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:17,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:17,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,432 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-09-08 15:06:17,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:17,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:17,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:17,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:17,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:17,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:17,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:17,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:17,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,459 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-09-08 15:06:17,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:17,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:17,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:17,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:17,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:17,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:17,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:17,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:17,488 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-08 15:06:17,490 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-09-08 15:06:17,490 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-09-08 15:06:17,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,491 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-09-08 15:06:17,495 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-08 15:06:17,495 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-09-08 15:06:17,495 INFO L513 LassoAnalysis]: Proved termination. [2023-09-08 15:06:17,495 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork1_~i~1#1, ~N~0) = -1*thread2Thread1of1ForFork1_~i~1#1 + 1*~N~0 Supporting invariants [] [2023-09-08 15:06:17,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,499 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-09-08 15:06:17,514 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:06:17,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-09-08 15:06:17,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:06:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:06:17,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2023-09-08 15:06:17,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:06:17,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:06:17,615 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-09-08 15:06:17,615 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1610 states and 4468 transitions. cyclomatic complexity: 2976 Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2023-09-08 15:06:17,659 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1610 states and 4468 transitions. cyclomatic complexity: 2976. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) Result 1632 states and 4493 transitions. Complement of second has 9 states. [2023-09-08 15:06:17,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-09-08 15:06:17,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2023-09-08 15:06:17,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 56 transitions. [2023-09-08 15:06:17,661 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 42 letters. Loop has 5 letters. [2023-09-08 15:06:17,661 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:17,661 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 47 letters. Loop has 5 letters. [2023-09-08 15:06:17,662 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:17,662 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 56 transitions. Stem has 42 letters. Loop has 10 letters. [2023-09-08 15:06:17,662 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:17,662 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1632 states and 4493 transitions. [2023-09-08 15:06:17,672 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-09-08 15:06:17,680 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1632 states to 1618 states and 4470 transitions. [2023-09-08 15:06:17,680 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 334 [2023-09-08 15:06:17,681 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 338 [2023-09-08 15:06:17,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1618 states and 4470 transitions. [2023-09-08 15:06:17,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-09-08 15:06:17,681 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1618 states and 4470 transitions. [2023-09-08 15:06:17,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1618 states and 4470 transitions. [2023-09-08 15:06:17,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1618 to 1610. [2023-09-08 15:06:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1610 states, 1610 states have (on average 2.7714285714285714) internal successors, (4462), 1609 states have internal predecessors, (4462), 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) [2023-09-08 15:06:17,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1610 states and 4462 transitions. [2023-09-08 15:06:17,705 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1610 states and 4462 transitions. [2023-09-08 15:06:17,705 INFO L428 stractBuchiCegarLoop]: Abstraction has 1610 states and 4462 transitions. [2023-09-08 15:06:17,705 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-09-08 15:06:17,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1610 states and 4462 transitions. [2023-09-08 15:06:17,711 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-09-08 15:06:17,711 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-09-08 15:06:17,711 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-09-08 15:06:17,712 INFO L148 hiAutomatonCegarLoop]: Counterexample stem 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-09-08 15:06:17,712 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-09-08 15:06:17,713 INFO L748 eck$LassoCheckResult]: Stem: 17019#[$Ultimate##0]don't care [148] $Ultimate##0-->L-1: Formula: (and (= |v_#NULL.base_1| 0) (= |v_#NULL.offset_1| 0)) InVars {} OutVars{#NULL.offset=|v_#NULL.offset_1|, #NULL.base=|v_#NULL.base_1|} AuxVars[] AssignedVars[#NULL.offset, #NULL.base] 17021#[L-1]don't care [151] L-1-->L-1-1: Formula: (= 0 (select |v_#valid_13| 0)) InVars {#valid=|v_#valid_13|} OutVars{#valid=|v_#valid_13|} AuxVars[] AssignedVars[] 17099#[L-1-1]don't care [165] L-1-1-->L21: Formula: (< 0 |v_#StackHeapBarrier_3|) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|} AuxVars[] AssignedVars[] 16707#[L21]don't care [147] L21-->L21-1: Formula: (and (= (select |v_#length_9| 1) 2) (= (select |v_#valid_14| 1) 1)) InVars {#length=|v_#length_9|, #valid=|v_#valid_14|} OutVars{#length=|v_#length_9|, #valid=|v_#valid_14|} AuxVars[] AssignedVars[] 16709#[L21-1]don't care [158] L21-1-->L21-2: Formula: (= (select (select |v_#memory_int_7| 1) 0) 48) InVars {#memory_int=|v_#memory_int_7|} OutVars{#memory_int=|v_#memory_int_7|} AuxVars[] AssignedVars[] 17133#[L21-2]don't care [157] L21-2-->L21-3: Formula: (= (select (select |v_#memory_int_8| 1) 1) 0) InVars {#memory_int=|v_#memory_int_8|} OutVars{#memory_int=|v_#memory_int_8|} AuxVars[] AssignedVars[] 17135#[L21-3]don't care [136] L21-3-->L21-4: Formula: (and (= 21 (select |v_#length_10| 2)) (= (select |v_#valid_15| 2) 1)) InVars {#length=|v_#length_10|, #valid=|v_#valid_15|} OutVars{#length=|v_#length_10|, #valid=|v_#valid_15|} AuxVars[] AssignedVars[] 16435#[L21-4]don't care [178] L21-4-->L38: Formula: (= v_~N~0_6 0) InVars {} OutVars{~N~0=v_~N~0_6} AuxVars[] AssignedVars[~N~0] 16437#[L38]don't care [179] L38-->L-1-2: Formula: (= v_~counter~0_7 0) InVars {} OutVars{~counter~0=v_~counter~0_7} AuxVars[] AssignedVars[~counter~0] 17219#[L-1-2]don't care [167] L-1-2-->L-1-3: Formula: true InVars {} OutVars{ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#res#1] 17495#[L-1-3]don't care [172] L-1-3-->L62: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_4|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_2|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_6|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_4|, ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_2|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_3|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_4|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_6|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_6|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet7#1, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre8#1, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem10#1, ULTIMATE.start_main_~#t2~0#1.base] 17503#[L62]don't care [173] L62-->L62-1: Formula: (and (= (select |v_#valid_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) 0) (not (= |v_ULTIMATE.start_main_~#t1~0#1.base_1| 0)) (= (store |v_#length_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| 4) |v_#length_1|) (< |v_#StackHeapBarrier_1| |v_ULTIMATE.start_main_~#t1~0#1.base_1|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_1| 0) (= |v_#valid_1| (store |v_#valid_2| |v_ULTIMATE.start_main_~#t1~0#1.base_1| 1))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_2|, #valid=|v_#valid_2|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_1|, #length=|v_#length_1|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_1|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_1|, #valid=|v_#valid_1|} AuxVars[] AssignedVars[#valid, #length, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset] 17171#[L62-1]don't care [162] L62-1-->L62-2: Formula: (and (= (store |v_#length_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| 4) |v_#length_3|) (= (select |v_#valid_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_~#t2~0#1.base_1|) (not (= |v_ULTIMATE.start_main_~#t2~0#1.base_1| 0)) (= (store |v_#valid_4| |v_ULTIMATE.start_main_~#t2~0#1.base_1| 1) |v_#valid_3|) (= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_1|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_4|, #valid=|v_#valid_4|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_3|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_1|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_1|, #valid=|v_#valid_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2~0#1.offset, #valid, #length, ULTIMATE.start_main_~#t2~0#1.base] 17013#[L62-2]don't care [146] L62-2-->L64: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 16975#[L64]don't care [137] L64-->L64-1: Formula: (= |v_ULTIMATE.start_main_#t~nondet5#1_2| v_~N~0_5) InVars {ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_2|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[~N~0] 16977#[L64-1]don't care [166] L64-1-->L67: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet5#1] 17473#[L67]don't care [163] L67-->L67-1: Formula: (= |v_ULTIMATE.start_main_#t~pre6#1_1| |v_#pthreadsForks_1|) InVars {#pthreadsForks=|v_#pthreadsForks_1|} OutVars{#pthreadsForks=|v_#pthreadsForks_1|, ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 16685#[L67-1]don't care [140] L67-1-->L67-2: Formula: (= (+ 1 |v_#pthreadsForks_3|) |v_#pthreadsForks_2|) InVars {#pthreadsForks=|v_#pthreadsForks_3|} OutVars{#pthreadsForks=|v_#pthreadsForks_2|} AuxVars[] AssignedVars[#pthreadsForks] 16687#[L67-2]don't care [130] L67-2-->L67-3: Formula: (and (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_2| 4) (select |v_#length_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2|)) (= (select |v_#valid_5| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) 1) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_2|) (= (store |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_2| (store (select |v_#memory_int_2| |v_ULTIMATE.start_main_~#t1~0#1.base_2|) |v_ULTIMATE.start_main_~#t1~0#1.offset_2| |v_ULTIMATE.start_main_#t~pre6#1_2|)) |v_#memory_int_1|)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_2|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_2|, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_1|, #length=|v_#length_5|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_2|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_2|} AuxVars[] AssignedVars[#memory_int] 16607#[L67-3]don't care [206] L67-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre6#1_6| v_thread1Thread1of1ForFork0_thidvar0_2) (= v_thread1Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_6|} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_6|, thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_4|, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_8|, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_4|, thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_12, thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_2, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_4|, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#t~post1, thread1Thread1of1ForFork0_#t~post2, thread1Thread1of1ForFork0_~i~0, thread1Thread1of1ForFork0_thidvar0, thread1Thread1of1ForFork0_#res.offset, thread1Thread1of1ForFork0_thidvar1] 16609#[$Ultimate##0, L67-4]don't care [184] $Ultimate##0-->L41-4: Formula: (= v_thread1Thread1of1ForFork0_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_~i~0] 17505#[L41-4, L67-4]don't care [185] L41-4-->L42: Formula: (< v_thread1Thread1of1ForFork0_~i~0_3 v_~N~0_2) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_3, ~N~0=v_~N~0_2} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_3, ~N~0=v_~N~0_2} AuxVars[] AssignedVars[] 16995#[L42, L67-4]don't care [188] L42-->L44: Formula: (= (+ v_~counter~0_13 1) v_~counter~0_12) InVars {~counter~0=v_~counter~0_13} OutVars{~counter~0=v_~counter~0_12, thread1Thread1of1ForFork0_#t~post2=|v_thread1Thread1of1ForFork0_#t~post2_1|} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork0_#t~post2] 16997#[L44, L67-4]don't care [190] L44-->L41-2: Formula: (= v_thread1Thread1of1ForFork0_~i~0_7 |v_thread1Thread1of1ForFork0_#t~post1_1|) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_7} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_7, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1] 16983#[L41-2, L67-4]don't care [192] L41-2-->L41-3: Formula: (= v_thread1Thread1of1ForFork0_~i~0_9 (+ |v_thread1Thread1of1ForFork0_#t~post1_3| 1)) InVars {thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_3|} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_9, thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_3|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_~i~0] 16985#[L41-3, L67-4]don't care [193] L41-3-->L41-4: Formula: true InVars {} OutVars{thread1Thread1of1ForFork0_#t~post1=|v_thread1Thread1of1ForFork0_#t~post1_5|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#t~post1] 16659#[L41-4, L67-4]don't care [186] L41-4-->L41-5: Formula: (<= v_~N~0_1 v_thread1Thread1of1ForFork0_~i~0_5) InVars {thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_5, ~N~0=v_~N~0_1} OutVars{thread1Thread1of1ForFork0_~i~0=v_thread1Thread1of1ForFork0_~i~0_5, ~N~0=v_~N~0_1} AuxVars[] AssignedVars[] 16661#[L41-5, L67-4]don't care [189] L41-5-->thread1FINAL: Formula: (and (= |v_thread1Thread1of1ForFork0_#res.base_1| 0) (= |v_thread1Thread1of1ForFork0_#res.offset_1| 0)) InVars {} OutVars{thread1Thread1of1ForFork0_#res.base=|v_thread1Thread1of1ForFork0_#res.base_1|, thread1Thread1of1ForFork0_#res.offset=|v_thread1Thread1of1ForFork0_#res.offset_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork0_#res.base, thread1Thread1of1ForFork0_#res.offset] 16317#[thread1FINAL, L67-4]don't care [159] L67-4-->L67-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre6#1=|v_ULTIMATE.start_main_#t~pre6#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre6#1] 16319#[L67-5, thread1FINAL]don't care [122] L67-5-->L68: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet7#1=|v_ULTIMATE.start_main_#t~nondet7#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet7#1] 16265#[thread1FINAL, L68]don't care [164] L68-->L68-1: Formula: (= |v_ULTIMATE.start_main_#t~pre8#1_1| |v_#pthreadsForks_4|) InVars {#pthreadsForks=|v_#pthreadsForks_4|} OutVars{#pthreadsForks=|v_#pthreadsForks_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 16267#[L68-1, thread1FINAL]don't care [139] L68-1-->L68-2: Formula: (= (+ 1 |v_#pthreadsForks_6|) |v_#pthreadsForks_5|) InVars {#pthreadsForks=|v_#pthreadsForks_6|} OutVars{#pthreadsForks=|v_#pthreadsForks_5|} AuxVars[] AssignedVars[#pthreadsForks] 17183#[thread1FINAL, L68-2]don't care [126] L68-2-->L68-3: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_2|) (= (select |v_#valid_6| |v_ULTIMATE.start_main_~#t2~0#1.base_2|) 1) (= (store |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_2| (store (select |v_#memory_int_4| |v_ULTIMATE.start_main_~#t2~0#1.base_2|) |v_ULTIMATE.start_main_~#t2~0#1.offset_2| |v_ULTIMATE.start_main_#t~pre8#1_2|)) |v_#memory_int_3|) (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_2|) (select |v_#length_6| |v_ULTIMATE.start_main_~#t2~0#1.base_2|))) InVars {ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|, #length=|v_#length_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_2|, #valid=|v_#valid_6|, #memory_int=|v_#memory_int_3|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_2|, #length=|v_#length_6|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_2|} AuxVars[] AssignedVars[#memory_int] 16925#[thread1FINAL, L68-3]don't care [209] L68-3-->$Ultimate##0: Formula: (and (= |v_ULTIMATE.start_main_#t~pre8#1_6| v_thread2Thread1of1ForFork1_thidvar0_2) (= 0 v_thread2Thread1of1ForFork1_thidvar1_2) (= 0 v_thread2Thread1of1ForFork1_thidvar2_2)) InVars {ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork1_#res#1.base=|v_thread2Thread1of1ForFork1_#res#1.base_4|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_4|, thread2Thread1of1ForFork1_#res#1.offset=|v_thread2Thread1of1ForFork1_#res#1.offset_4|, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_6|, thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_8|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_12|, thread2Thread1of1ForFork1_thidvar2=v_thread2Thread1of1ForFork1_thidvar2_2, thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_2, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_2} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork1_#res#1.base, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_#res#1.offset, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork1_#t~post3#1, thread2Thread1of1ForFork1_~i~1#1, thread2Thread1of1ForFork1_thidvar2, thread2Thread1of1ForFork1_thidvar0, thread2Thread1of1ForFork1_thidvar1] 16927#[L68-4, $Ultimate##0, thread1FINAL]don't care [128] L68-4-->L68-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre8#1=|v_ULTIMATE.start_main_#t~pre8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre8#1] 17565#[L68-5, thread1FINAL, $Ultimate##0]don't care [150] L68-5-->L69: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1] 18181#[L69, $Ultimate##0, thread1FINAL]don't care [131] L69-->L69-1: Formula: (and (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) (= (select (select |v_#memory_int_5| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) |v_ULTIMATE.start_main_~#t1~0#1.offset_3|) |v_ULTIMATE.start_main_#t~mem10#1_1|) (<= (+ |v_ULTIMATE.start_main_~#t1~0#1.offset_3| 4) (select |v_#length_7| |v_ULTIMATE.start_main_~#t1~0#1.base_3|)) (= (select |v_#valid_7| |v_ULTIMATE.start_main_~#t1~0#1.base_3|) 1)) InVars {#memory_int=|v_#memory_int_5|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, #valid=|v_#valid_7|} OutVars{#valid=|v_#valid_7|, #memory_int=|v_#memory_int_5|, #length=|v_#length_7|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_3|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_3|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem10#1] 17531#[L69-1, thread1FINAL, $Ultimate##0]don't care [191] thread1FINAL-->thread1EXIT: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 17295#[L69-1, thread1EXIT, $Ultimate##0]don't care [210] thread1EXIT-->L69-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem10#1_5| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thread1Thread1of1ForFork0_thidvar0_4) (= v_thread1Thread1of1ForFork0_thidvar1_4 0)) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_5|} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4, thread1Thread1of1ForFork0_thidvar1=v_thread1Thread1of1ForFork0_thidvar1_4, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_5|} AuxVars[] AssignedVars[] 16845#[$Ultimate##0, L69-2]don't care [149] L69-2-->L70: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem10#1] 16843#[$Ultimate##0, L70]don't care [182] L70-->L70-1: Formula: (and (<= (+ 4 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (select |v_#length_8| |v_ULTIMATE.start_main_~#t2~0#1.base_3|)) (= |v_ULTIMATE.start_main_#t~mem11#1_1| (select (select |v_#memory_int_6| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) |v_ULTIMATE.start_main_~#t2~0#1.offset_3|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_3|) (= (select |v_#valid_8| |v_ULTIMATE.start_main_~#t2~0#1.base_3|) 1)) InVars {#memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|, #valid=|v_#valid_8|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_3|, #valid=|v_#valid_8|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_1|, #memory_int=|v_#memory_int_6|, #length=|v_#length_8|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem11#1] 16861#[$Ultimate##0, L70-1]don't care [194] $Ultimate##0-->L51-4: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 16377#[L51-4, L70-1]don't care [2023-09-08 15:06:17,713 INFO L750 eck$LassoCheckResult]: Loop: 16377#[L51-4, L70-1]don't care [195] L51-4-->L52: Formula: (< |v_thread2Thread1of1ForFork1_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[] 16023#[L52, L70-1]don't care [198] L52-->L55: Formula: (and (not (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1| 0)) (= (ite (< 0 v_~counter~0_29) 1 0) |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|) (= |v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1| |v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|) (= (+ v_~counter~0_28 1) v_~counter~0_29)) InVars {~counter~0=v_~counter~0_29} OutVars{thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1_1|, ~counter~0=v_~counter~0_28, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1_1|, thread2Thread1of1ForFork1_#t~post4#1=|v_thread2Thread1of1ForFork1_#t~post4#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1, ~counter~0, thread2Thread1of1ForFork1_#t~post4#1, thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1] 15809#[L55, L70-1]don't care [200] L55-->L51-2: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_7| |v_thread2Thread1of1ForFork1_#t~post3#1_1|) InVars {thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_1|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_7|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 15811#[L70-1, L51-2]don't care [202] L51-2-->L51-3: Formula: (= |v_thread2Thread1of1ForFork1_~i~1#1_9| (+ |v_thread2Thread1of1ForFork1_#t~post3#1_3| 1)) InVars {thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_3|, thread2Thread1of1ForFork1_~i~1#1=|v_thread2Thread1of1ForFork1_~i~1#1_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_~i~1#1] 16375#[L70-1, L51-3]don't care [203] L51-3-->L51-4: Formula: true InVars {} OutVars{thread2Thread1of1ForFork1_#t~post3#1=|v_thread2Thread1of1ForFork1_#t~post3#1_5|} AuxVars[] AssignedVars[thread2Thread1of1ForFork1_#t~post3#1] 16377#[L51-4, L70-1]don't care [2023-09-08 15:06:17,713 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:17,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1824582385, now seen corresponding path program 2 times [2023-09-08 15:06:17,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:17,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372963824] [2023-09-08 15:06:17,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:17,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:17,724 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:06:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:17,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:06:17,735 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:17,735 INFO L85 PathProgramCache]: Analyzing trace with hash 214813029, now seen corresponding path program 2 times [2023-09-08 15:06:17,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:17,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013086535] [2023-09-08 15:06:17,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:17,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:17,737 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:06:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:17,739 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:06:17,739 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:17,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1768444649, now seen corresponding path program 2 times [2023-09-08 15:06:17,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-08 15:06:17,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161299413] [2023-09-08 15:06:17,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-08 15:06:17,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-08 15:06:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:17,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-09-08 15:06:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-09-08 15:06:17,780 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-09-08 15:06:17,815 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:06:17,815 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:06:17,815 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:06:17,815 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:06:17,815 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-09-08 15:06:17,815 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,815 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:06:17,815 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:06:17,815 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1.wvr.c_BEv2_Iteration3_Loop [2023-09-08 15:06:17,815 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:06:17,815 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:06:17,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,835 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:17,886 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:06:17,886 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-09-08 15:06:17,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,887 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-09-08 15:06:17,891 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:17,891 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:17,903 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:17,903 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork1_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:17,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,908 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-09-08 15:06:17,911 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:17,912 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:17,923 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:17,923 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_5=-1} Honda state: {v_rep#funAddr~thread1.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:17,928 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-09-08 15:06:17,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,929 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-09-08 15:06:17,932 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:17,933 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:17,940 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:17,940 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=1} Honda state: {thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:17,943 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-09-08 15:06:17,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,946 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-09-08 15:06:17,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:17,949 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:17,961 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:17,961 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_5=-1} Honda state: {v_rep#funAddr~thread2.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:17,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,965 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-09-08 15:06:17,969 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:17,969 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:17,976 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:17,977 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Honda state: {thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:17,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:17,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:17,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:17,983 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:17,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-09-08 15:06:17,988 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:17,988 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:17,999 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:18,000 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_5=0} Honda state: {v_rep#funAddr~thread1.offset_5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:18,002 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-09-08 15:06:18,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,004 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-09-08 15:06:18,007 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:18,007 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:18,018 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-09-08 15:06:18,019 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_5=1} Honda state: {v_rep#funAddr~thread2.offset_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-09-08 15:06:18,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:18,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,025 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-09-08 15:06:18,028 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-09-08 15:06:18,028 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:18,037 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-09-08 15:06:18,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,039 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-09-08 15:06:18,043 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-09-08 15:06:18,043 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-09-08 15:06:18,143 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-09-08 15:06:18,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-09-08 15:06:18,148 INFO L210 LassoAnalysis]: Preferences: [2023-09-08 15:06:18,148 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-09-08 15:06:18,148 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-09-08 15:06:18,148 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-09-08 15:06:18,148 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-09-08 15:06:18,148 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,148 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-09-08 15:06:18,148 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-09-08 15:06:18,148 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1.wvr.c_BEv2_Iteration3_Loop [2023-09-08 15:06:18,148 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-09-08 15:06:18,148 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-09-08 15:06:18,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-09-08 15:06:18,216 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-09-08 15:06:18,216 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-09-08 15:06:18,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,217 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-09-08 15:06:18,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:18,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:18,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:18,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:18,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:18,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:18,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:18,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:18,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:18,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,259 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-09-08 15:06:18,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:18,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:18,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:18,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:18,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:18,270 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:18,270 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:18,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:18,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:18,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,284 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-09-08 15:06:18,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:18,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:18,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:18,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:18,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:18,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:18,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:18,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:18,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:18,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:18,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,306 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-09-08 15:06:18,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:18,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:18,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:18,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:18,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:18,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:18,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:18,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:18,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:18,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:18,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,334 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-09-08 15:06:18,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:18,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:18,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:18,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:18,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:18,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:18,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:18,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:18,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:18,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,364 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-09-08 15:06:18,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:18,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:18,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:18,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:18,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:18,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-09-08 15:06:18,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-09-08 15:06:18,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:18,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:18,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,396 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-09-08 15:06:18,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:18,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:18,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:18,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:18,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:18,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:18,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:18,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:18,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-09-08 15:06:18,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-09-08 15:06:18,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,439 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-09-08 15:06:18,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-09-08 15:06:18,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-09-08 15:06:18,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-09-08 15:06:18,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-09-08 15:06:18,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-09-08 15:06:18,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-09-08 15:06:18,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-09-08 15:06:18,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-09-08 15:06:18,450 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-09-08 15:06:18,452 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-09-08 15:06:18,452 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-09-08 15:06:18,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-09-08 15:06:18,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-08 15:06:18,454 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-09-08 15:06:18,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-09-08 15:06:18,456 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-09-08 15:06:18,456 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-09-08 15:06:18,456 INFO L513 LassoAnalysis]: Proved termination. [2023-09-08 15:06:18,456 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork1_~i~1#1, ~N~0) = -1*thread2Thread1of1ForFork1_~i~1#1 + 1*~N~0 Supporting invariants [] [2023-09-08 15:06:18,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-09-08 15:06:18,458 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-09-08 15:06:18,467 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-08 15:06:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:06:18,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-09-08 15:06:18,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:06:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-08 15:06:18,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2023-09-08 15:06:18,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-08 15:06:18,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-08 15:06:18,579 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2023-09-08 15:06:18,579 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1610 states and 4462 transitions. cyclomatic complexity: 2970 Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2023-09-08 15:06:18,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-09-08 15:06:18,688 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1610 states and 4462 transitions. cyclomatic complexity: 2970. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) Result 4183 states and 12561 transitions. Complement of second has 8 states. [2023-09-08 15:06:18,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-09-08 15:06:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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) [2023-09-08 15:06:18,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 106 transitions. [2023-09-08 15:06:18,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 106 transitions. Stem has 42 letters. Loop has 5 letters. [2023-09-08 15:06:18,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:18,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 106 transitions. Stem has 47 letters. Loop has 5 letters. [2023-09-08 15:06:18,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:18,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 106 transitions. Stem has 42 letters. Loop has 10 letters. [2023-09-08 15:06:18,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-09-08 15:06:18,690 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4183 states and 12561 transitions. [2023-09-08 15:06:18,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-09-08 15:06:18,720 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-08 15:06:18,720 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4183 states to 0 states and 0 transitions. [2023-09-08 15:06:18,720 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-09-08 15:06:18,720 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-09-08 15:06:18,720 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-09-08 15:06:18,720 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-09-08 15:06:18,720 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-08 15:06:18,720 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-08 15:06:18,720 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-09-08 15:06:18,720 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-09-08 15:06:18,720 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-09-08 15:06:18,720 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-09-08 15:06:18,720 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-09-08 15:06:18,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.09 03:06:18 BoogieIcfgContainer [2023-09-08 15:06:18,726 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-09-08 15:06:18,726 INFO L158 Benchmark]: Toolchain (without parser) took 5830.99ms. Allocated memory was 202.4MB in the beginning and 300.9MB in the end (delta: 98.6MB). Free memory was 159.6MB in the beginning and 231.6MB in the end (delta: -72.0MB). Peak memory consumption was 26.9MB. Max. memory is 8.0GB. [2023-09-08 15:06:18,726 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 202.4MB. Free memory is still 162.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-09-08 15:06:18,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 156.38ms. Allocated memory is still 202.4MB. Free memory was 159.3MB in the beginning and 148.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-09-08 15:06:18,727 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.00ms. Allocated memory is still 202.4MB. Free memory was 148.8MB in the beginning and 147.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-09-08 15:06:18,727 INFO L158 Benchmark]: Boogie Preprocessor took 29.35ms. Allocated memory is still 202.4MB. Free memory was 147.0MB in the beginning and 145.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-09-08 15:06:18,727 INFO L158 Benchmark]: RCFGBuilder took 275.09ms. Allocated memory is still 202.4MB. Free memory was 145.6MB in the beginning and 131.7MB in the end (delta: 14.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-09-08 15:06:18,727 INFO L158 Benchmark]: BuchiAutomizer took 5331.36ms. Allocated memory was 202.4MB in the beginning and 300.9MB in the end (delta: 98.6MB). Free memory was 131.7MB in the beginning and 231.6MB in the end (delta: -99.9MB). There was no memory consumed. Max. memory is 8.0GB. [2023-09-08 15:06:18,728 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 202.4MB. Free memory is still 162.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 156.38ms. Allocated memory is still 202.4MB. Free memory was 159.3MB in the beginning and 148.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.00ms. Allocated memory is still 202.4MB. Free memory was 148.8MB in the beginning and 147.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.35ms. Allocated memory is still 202.4MB. Free memory was 147.0MB in the beginning and 145.6MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 275.09ms. Allocated memory is still 202.4MB. Free memory was 145.6MB in the beginning and 131.7MB in the end (delta: 14.0MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * BuchiAutomizer took 5331.36ms. Allocated memory was 202.4MB in the beginning and 300.9MB in the end (delta: 98.6MB). Free memory was 131.7MB in the beginning and 231.6MB in the end (delta: -99.9MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 6 locations. One deterministic module has affine ranking function N + -1 * i and consists of 5 locations. One deterministic module has affine ranking function N + -1 * i and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.2s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. Construction of modules took 0.0s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 245 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 260 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 257 mSDsluCounter, 459 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 213 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 150 IncrementalHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 246 mSDtfsCounter, 150 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax224 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq162 hnf93 smp100 dnf100 smp100 tf111 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 18 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-09-08 15:06:18,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...