/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/buchiAutomizer/concurrent-automaton-syntacticLbe.epf -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-21b0908 [2022-07-22 12:47:41,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 12:47:41,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 12:47:41,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-22 12:47:41,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 12:47:41,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 12:47:41,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 12:47:41,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 12:47:41,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 12:47:41,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 12:47:41,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 12:47:41,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 12:47:41,652 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 12:47:41,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 12:47:41,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 12:47:41,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 12:47:41,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 12:47:41,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-22 12:47:41,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 12:47:41,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 12:47:41,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 12:47:41,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-syntacticLbe.epf [2022-07-22 12:47:41,747 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 12:47:41,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 12:47:41,748 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 12:47:41,748 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 12:47:41,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 12:47:41,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 12:47:41,750 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 12:47:41,751 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 12:47:41,751 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 12:47:41,752 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 12:47:41,753 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 12:47:41,753 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 12:47:41,753 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 12:47:41,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 12:47:41,754 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 12:47:41,754 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 12:47:41,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 12:47:41,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 12:47:41,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 12:47:41,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 12:47:41,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 12:47:41,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 12:47:41,756 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 12:47:41,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 12:47:41,756 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 12:47:41,756 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 12:47:41,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 12:47:41,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 12:47:41,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 12:47:41,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 12:47:41,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 12:47:41,758 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-07-22 12:47:41,761 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 12:47:41,762 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-22 12:47:42,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 12:47:42,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 12:47:42,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 12:47:42,244 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 12:47:42,245 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 12:47:42,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2022-07-22 12:47:42,339 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28434bad/d26c78fb884f4b11a552d2229cc13d77/FLAG74b6ffc07 [2022-07-22 12:47:43,062 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 12:47:43,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2022-07-22 12:47:43,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28434bad/d26c78fb884f4b11a552d2229cc13d77/FLAG74b6ffc07 [2022-07-22 12:47:43,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28434bad/d26c78fb884f4b11a552d2229cc13d77 [2022-07-22 12:47:43,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 12:47:43,405 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-22 12:47:43,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 12:47:43,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 12:47:43,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 12:47:43,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7007f565 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43, skipping insertion in model container [2022-07-22 12:47:43,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 12:47:43,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 12:47:43,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2022-07-22 12:47:43,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:47:43,661 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 12:47:43,689 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2022-07-22 12:47:43,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:47:43,707 INFO L208 MainTranslator]: Completed translation [2022-07-22 12:47:43,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43 WrapperNode [2022-07-22 12:47:43,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 12:47:43,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 12:47:43,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 12:47:43,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 12:47:43,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,760 INFO L137 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 115 [2022-07-22 12:47:43,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 12:47:43,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 12:47:43,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 12:47:43,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 12:47:43,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 12:47:43,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 12:47:43,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 12:47:43,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 12:47:43,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (1/1) ... [2022-07-22 12:47:43,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:43,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:43,859 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) [2022-07-22 12:47:43,867 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 [2022-07-22 12:47:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 12:47:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-22 12:47:43,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-22 12:47:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-22 12:47:43,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-22 12:47:43,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-07-22 12:47:43,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-07-22 12:47:43,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-07-22 12:47:43,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-07-22 12:47:43,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 12:47:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 12:47:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 12:47:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-22 12:47:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-22 12:47:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 12:47:43,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 12:47:43,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 12:47:43,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 12:47:43,921 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-22 12:47:44,027 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 12:47:44,030 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 12:47:44,388 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 12:47:44,530 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 12:47:44,530 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-22 12:47:44,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:47:44 BoogieIcfgContainer [2022-07-22 12:47:44,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 12:47:44,538 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 12:47:44,538 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 12:47:44,543 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 12:47:44,544 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:47:44,545 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 12:47:43" (1/3) ... [2022-07-22 12:47:44,547 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1663fcee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:47:44, skipping insertion in model container [2022-07-22 12:47:44,547 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:47:44,547 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:47:43" (2/3) ... [2022-07-22 12:47:44,548 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1663fcee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:47:44, skipping insertion in model container [2022-07-22 12:47:44,548 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:47:44,549 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:47:44" (3/3) ... [2022-07-22 12:47:44,551 INFO L322 chiAutomizerObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2022-07-22 12:47:44,748 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-22 12:47:44,806 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 126 transitions, 284 flow [2022-07-22 12:47:44,907 INFO L129 PetriNetUnfolder]: 9/118 cut-off events. [2022-07-22 12:47:44,907 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-22 12:47:44,913 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 118 events. 9/118 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 94 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2022-07-22 12:47:44,914 INFO L82 GeneralOperation]: Start removeDead. Operand has 126 places, 126 transitions, 284 flow [2022-07-22 12:47:44,923 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 122 places, 118 transitions, 260 flow [2022-07-22 12:47:44,928 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-07-22 12:47:44,940 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 122 places, 118 transitions, 260 flow [2022-07-22 12:47:44,944 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 122 places, 118 transitions, 260 flow [2022-07-22 12:47:44,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 118 transitions, 260 flow [2022-07-22 12:47:44,972 INFO L129 PetriNetUnfolder]: 9/118 cut-off events. [2022-07-22 12:47:44,973 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-22 12:47:44,974 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135 conditions, 118 events. 9/118 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 93 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2022-07-22 12:47:44,978 INFO L116 LiptonReduction]: Number of co-enabled transitions 2520 [2022-07-22 12:47:48,907 INFO L131 LiptonReduction]: Checked pairs total: 2512 [2022-07-22 12:47:48,907 INFO L133 LiptonReduction]: Total number of compositions: 97 [2022-07-22 12:47:48,931 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:47:48,932 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:47:48,932 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:47:48,932 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:47:48,932 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:47:48,932 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:47:48,933 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:47:48,933 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:47:48,935 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:47:49,164 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 230 [2022-07-22 12:47:49,165 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:47:49,165 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:47:49,174 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:47:49,174 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:47:49,174 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:47:49,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 321 states, but on-demand construction may add more states [2022-07-22 12:47:49,192 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 230 [2022-07-22 12:47:49,192 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:47:49,192 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:47:49,193 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:47:49,193 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:47:49,199 INFO L748 eck$LassoCheckResult]: Stem: 129#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 132#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 134#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 136#[L41-4, L88-4]don't care [2022-07-22 12:47:49,200 INFO L750 eck$LassoCheckResult]: Loop: 136#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 136#[L41-4, L88-4]don't care [2022-07-22 12:47:49,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:49,207 INFO L85 PathProgramCache]: Analyzing trace with hash 507959, now seen corresponding path program 1 times [2022-07-22 12:47:49,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:49,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747310032] [2022-07-22 12:47:49,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:49,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:49,369 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:49,436 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:49,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:49,441 INFO L85 PathProgramCache]: Analyzing trace with hash 501, now seen corresponding path program 1 times [2022-07-22 12:47:49,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:49,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312372248] [2022-07-22 12:47:49,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:49,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:49,474 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:49,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:49,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:49,492 INFO L85 PathProgramCache]: Analyzing trace with hash 15747199, now seen corresponding path program 1 times [2022-07-22 12:47:49,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:49,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103336072] [2022-07-22 12:47:49,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:49,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:49,558 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:49,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:49,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:49,656 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:49,656 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:49,657 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:49,657 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:49,657 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:47:49,657 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:49,657 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:49,658 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:49,658 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2022-07-22 12:47:49,658 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:49,658 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:49,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:49,847 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:49,848 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:47:49,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:49,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:49,852 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) [2022-07-22 12:47:49,866 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 [2022-07-22 12:47:49,866 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:49,866 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:49,885 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:49,885 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_1=3} Honda state: {v_rep#funAddr~thread4.offset_1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:49,924 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 [2022-07-22 12:47:49,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:49,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:49,926 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) [2022-07-22 12:47:49,929 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 [2022-07-22 12:47:49,932 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:49,933 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:49,949 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:49,949 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: [] [2022-07-22 12:47:49,996 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 [2022-07-22 12:47:49,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:49,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,005 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) [2022-07-22 12:47:50,047 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,047 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,048 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 [2022-07-22 12:47:50,111 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 [2022-07-22 12:47:50,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,114 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) [2022-07-22 12:47:50,120 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 [2022-07-22 12:47:50,121 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:50,121 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,164 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:50,164 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter1~0=0} Honda state: {~counter1~0=0} Generalized eigenvectors: [{~counter1~0=1}, {~counter1~0=3}, {~counter1~0=-3}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-22 12:47:50,189 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 [2022-07-22 12:47:50,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,192 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) [2022-07-22 12:47:50,195 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 [2022-07-22 12:47:50,198 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,198 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,217 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:50,218 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: [] [2022-07-22 12:47:50,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:50,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,259 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) [2022-07-22 12:47:50,263 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,264 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,278 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 [2022-07-22 12:47:50,287 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:50,288 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_1=-1} Honda state: {v_rep#funAddr~thread3.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:50,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:50,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,325 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) [2022-07-22 12:47:50,326 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 [2022-07-22 12:47:50,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,327 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,346 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:50,346 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_1=-1} Honda state: {v_rep#funAddr~thread2.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:50,369 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 [2022-07-22 12:47:50,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,371 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) [2022-07-22 12:47:50,372 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 [2022-07-22 12:47:50,376 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,376 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,392 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:50,392 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_1=-1} Honda state: {v_rep#funAddr~thread4.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:50,417 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 [2022-07-22 12:47:50,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,419 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) [2022-07-22 12:47:50,421 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 [2022-07-22 12:47:50,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,421 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,435 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:50,436 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_1=1} Honda state: {v_rep#funAddr~thread2.offset_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:50,462 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 [2022-07-22 12:47:50,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,464 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) [2022-07-22 12:47:50,465 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 [2022-07-22 12:47:50,466 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,466 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,480 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:50,480 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_1=2} Honda state: {v_rep#funAddr~thread3.offset_1=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:50,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:50,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,504 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) [2022-07-22 12:47:50,504 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 [2022-07-22 12:47:50,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,506 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,514 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:50,515 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post2=0} Honda state: {thread1Thread1of1ForFork1_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:50,538 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 [2022-07-22 12:47:50,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,540 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) [2022-07-22 12:47:50,541 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 [2022-07-22 12:47:50,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:50,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,573 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 [2022-07-22 12:47:50,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,574 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) [2022-07-22 12:47:50,581 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 [2022-07-22 12:47:50,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:50,582 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:50,724 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:47:50,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-07-22 12:47:50,729 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:50,729 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:50,729 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:50,729 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:50,729 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:47:50,730 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,730 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:50,730 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:50,730 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration1_Loop [2022-07-22 12:47:50,730 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:50,730 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:50,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:50,855 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:50,861 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:47:50,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,865 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) [2022-07-22 12:47:50,878 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 [2022-07-22 12:47:50,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:50,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:50,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:50,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:50,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:50,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:50,901 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 [2022-07-22 12:47:50,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:50,950 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 [2022-07-22 12:47:50,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:50,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:50,953 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) [2022-07-22 12:47:50,958 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 [2022-07-22 12:47:50,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:50,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:50,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:50,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:50,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:50,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:50,973 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 [2022-07-22 12:47:50,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,014 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 [2022-07-22 12:47:51,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,017 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) [2022-07-22 12:47:51,020 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 [2022-07-22 12:47:51,021 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 [2022-07-22 12:47:51,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:51,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:51,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:51,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,054 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 [2022-07-22 12:47:51,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,056 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) [2022-07-22 12:47:51,058 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 [2022-07-22 12:47:51,058 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 [2022-07-22 12:47:51,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:51,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:51,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-07-22 12:47:51,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,094 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) [2022-07-22 12:47:51,095 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 [2022-07-22 12:47:51,095 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 [2022-07-22 12:47:51,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:51,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:51,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,170 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 [2022-07-22 12:47:51,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,172 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) [2022-07-22 12:47:51,184 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 [2022-07-22 12:47:51,184 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 [2022-07-22 12:47:51,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:51,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:51,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,228 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 [2022-07-22 12:47:51,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,229 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) [2022-07-22 12:47:51,231 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 [2022-07-22 12:47:51,233 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 [2022-07-22 12:47:51,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:51,245 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:51,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,300 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 [2022-07-22 12:47:51,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,301 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) [2022-07-22 12:47:51,306 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 [2022-07-22 12:47:51,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:51,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:51,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,353 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 [2022-07-22 12:47:51,378 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 [2022-07-22 12:47:51,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,380 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) [2022-07-22 12:47:51,383 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 [2022-07-22 12:47:51,390 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 [2022-07-22 12:47:51,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:51,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:51,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,456 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 [2022-07-22 12:47:51,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,457 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) [2022-07-22 12:47:51,460 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 [2022-07-22 12:47:51,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:51,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:51,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:51,473 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 [2022-07-22 12:47:51,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:51,520 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 [2022-07-22 12:47:51,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,522 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) [2022-07-22 12:47:51,529 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 [2022-07-22 12:47:51,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:51,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:51,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:51,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:51,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:51,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:51,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:51,545 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 [2022-07-22 12:47:51,553 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:47:51,559 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:47:51,559 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:47:51,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:51,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:51,563 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) [2022-07-22 12:47:51,564 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:47:51,564 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:47:51,564 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:47:51,565 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-22 12:47:51,579 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 [2022-07-22 12:47:51,603 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 [2022-07-22 12:47:51,606 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:47:51,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:51,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:47:51,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:51,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:51,676 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:47:51,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:51,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:47:51,716 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:47:51,719 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 321 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-07-22 12:47:51,836 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 321 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 639 states and 2825 transitions. Complement of second has 3 states. [2022-07-22 12:47:51,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:47:51,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2022-07-22 12:47:51,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 20 transitions. [2022-07-22 12:47:51,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 20 transitions. Stem has 3 letters. Loop has 1 letters. [2022-07-22 12:47:51,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:51,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 20 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-22 12:47:51,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:51,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 20 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-22 12:47:51,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:51,849 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 639 states and 2825 transitions. [2022-07-22 12:47:51,865 INFO L131 ngComponentsAnalysis]: Automaton has 229 accepting balls. 229 [2022-07-22 12:47:51,886 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 639 states to 624 states and 2775 transitions. [2022-07-22 12:47:51,887 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 388 [2022-07-22 12:47:51,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2022-07-22 12:47:51,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 624 states and 2775 transitions. [2022-07-22 12:47:51,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:47:51,901 INFO L220 hiAutomatonCegarLoop]: Abstraction has 624 states and 2775 transitions. [2022-07-22 12:47:51,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states and 2775 transitions. [2022-07-22 12:47:51,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 468. [2022-07-22 12:47:51,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 468 states have (on average 4.461538461538462) internal successors, (2088), 467 states have internal predecessors, (2088), 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) [2022-07-22 12:47:51,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 2088 transitions. [2022-07-22 12:47:51,985 INFO L242 hiAutomatonCegarLoop]: Abstraction has 468 states and 2088 transitions. [2022-07-22 12:47:51,986 INFO L425 stractBuchiCegarLoop]: Abstraction has 468 states and 2088 transitions. [2022-07-22 12:47:51,986 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:47:51,986 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 468 states and 2088 transitions. [2022-07-22 12:47:51,994 INFO L131 ngComponentsAnalysis]: Automaton has 229 accepting balls. 229 [2022-07-22 12:47:51,994 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:47:51,994 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:47:51,995 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-22 12:47:51,995 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:47:51,996 INFO L748 eck$LassoCheckResult]: Stem: 2351#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 2295#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 1573#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 1575#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 2063#[L89-3, L41-4]don't care [2022-07-22 12:47:51,996 INFO L750 eck$LassoCheckResult]: Loop: 2063#[L89-3, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 2063#[L89-3, L41-4]don't care [2022-07-22 12:47:51,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:51,997 INFO L85 PathProgramCache]: Analyzing trace with hash 15747207, now seen corresponding path program 1 times [2022-07-22 12:47:51,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:51,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086803616] [2022-07-22 12:47:51,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:51,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:52,026 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:52,049 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:52,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:52,049 INFO L85 PathProgramCache]: Analyzing trace with hash 501, now seen corresponding path program 2 times [2022-07-22 12:47:52,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:52,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024325742] [2022-07-22 12:47:52,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:52,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:52,059 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:52,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:52,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:52,073 INFO L85 PathProgramCache]: Analyzing trace with hash 488163887, now seen corresponding path program 1 times [2022-07-22 12:47:52,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:52,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434127628] [2022-07-22 12:47:52,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:52,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:52,131 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:52,173 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:52,196 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:52,196 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:52,196 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:52,196 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:52,196 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:47:52,196 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:52,197 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:52,197 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:52,197 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2022-07-22 12:47:52,197 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:52,197 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:52,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:52,302 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:52,302 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:47:52,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:52,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:52,304 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) [2022-07-22 12:47:52,313 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:52,313 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:52,326 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 [2022-07-22 12:47:52,381 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 [2022-07-22 12:47:52,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:52,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:52,383 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) [2022-07-22 12:47:52,386 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:52,387 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:52,401 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 [2022-07-22 12:47:52,425 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:52,426 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter1~0=0} Honda state: {~counter1~0=0} Generalized eigenvectors: [{~counter1~0=1}, {~counter1~0=3}, {~counter1~0=-3}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-22 12:47:52,472 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 [2022-07-22 12:47:52,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:52,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:52,474 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) [2022-07-22 12:47:52,477 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:52,478 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:52,492 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 [2022-07-22 12:47:52,502 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:52,503 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: [] [2022-07-22 12:47:52,550 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 [2022-07-22 12:47:52,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:52,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:52,552 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) [2022-07-22 12:47:52,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:52,561 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:52,574 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 [2022-07-22 12:47:52,582 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:52,582 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_3=-1} Honda state: {v_rep#funAddr~thread3.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:52,630 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 [2022-07-22 12:47:52,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:52,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:52,632 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) [2022-07-22 12:47:52,634 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:52,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:52,639 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 [2022-07-22 12:47:52,659 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:52,660 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: [] [2022-07-22 12:47:52,704 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 [2022-07-22 12:47:52,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:52,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:52,706 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) [2022-07-22 12:47:52,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:52,708 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:52,720 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 [2022-07-22 12:47:52,770 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 [2022-07-22 12:47:52,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:52,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:52,771 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) [2022-07-22 12:47:52,774 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:52,774 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:52,791 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 [2022-07-22 12:47:53,016 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:47:53,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:53,023 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:53,023 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:53,023 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:53,023 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:53,024 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:47:53,024 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,024 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:53,024 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:53,024 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration2_Loop [2022-07-22 12:47:53,024 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:53,024 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:53,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,129 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:53,129 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:47:53,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:53,130 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) [2022-07-22 12:47:53,136 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 [2022-07-22 12:47:53,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:53,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:53,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:53,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:53,147 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:53,147 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:53,151 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 [2022-07-22 12:47:53,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:53,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:53,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:53,203 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) [2022-07-22 12:47:53,210 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 [2022-07-22 12:47:53,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:53,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:53,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:53,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:53,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:53,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:53,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:53,223 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 [2022-07-22 12:47:53,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:53,268 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 [2022-07-22 12:47:53,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:53,270 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) [2022-07-22 12:47:53,280 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 [2022-07-22 12:47:53,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:53,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:53,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:53,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:53,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:53,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:53,298 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 [2022-07-22 12:47:53,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:53,340 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 [2022-07-22 12:47:53,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:53,343 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) [2022-07-22 12:47:53,346 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 [2022-07-22 12:47:53,346 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 [2022-07-22 12:47:53,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:53,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:53,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:53,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:53,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:53,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:53,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:53,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:53,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:53,413 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) [2022-07-22 12:47:53,414 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 [2022-07-22 12:47:53,415 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 [2022-07-22 12:47:53,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:53,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:53,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:53,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:53,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:53,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:53,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:53,444 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:47:53,458 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:47:53,459 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:47:53,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:53,468 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) [2022-07-22 12:47:53,469 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:47:53,470 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:47:53,470 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:47:53,470 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_~i~0, ~N~0) = -1*thread1Thread1of1ForFork1_~i~0 + 1*~N~0 Supporting invariants [] [2022-07-22 12:47:53,475 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 [2022-07-22 12:47:53,507 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 [2022-07-22 12:47:53,508 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:47:53,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:53,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:53,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:47:53,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:53,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:53,567 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:47:53,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:47:53,569 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:47:53,569 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 468 states and 2088 transitions. cyclomatic complexity: 1928 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2022-07-22 12:47:53,634 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 468 states and 2088 transitions. cyclomatic complexity: 1928. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 473 states and 2099 transitions. Complement of second has 3 states. [2022-07-22 12:47:53,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:47:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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) [2022-07-22 12:47:53,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2022-07-22 12:47:53,639 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-22 12:47:53,640 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:53,640 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-22 12:47:53,640 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:53,640 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-22 12:47:53,640 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:53,641 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 473 states and 2099 transitions. [2022-07-22 12:47:53,657 INFO L131 ngComponentsAnalysis]: Automaton has 228 accepting balls. 228 [2022-07-22 12:47:53,668 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:53,680 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 473 states to 473 states and 2099 transitions. [2022-07-22 12:47:53,680 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 388 [2022-07-22 12:47:53,682 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 392 [2022-07-22 12:47:53,682 INFO L73 IsDeterministic]: Start isDeterministic. Operand 473 states and 2099 transitions. [2022-07-22 12:47:53,684 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:47:53,684 INFO L220 hiAutomatonCegarLoop]: Abstraction has 473 states and 2099 transitions. [2022-07-22 12:47:53,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states and 2099 transitions. [2022-07-22 12:47:53,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 467. [2022-07-22 12:47:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 467 states have (on average 4.464668094218416) internal successors, (2085), 466 states have internal predecessors, (2085), 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) [2022-07-22 12:47:53,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 2085 transitions. [2022-07-22 12:47:53,714 INFO L242 hiAutomatonCegarLoop]: Abstraction has 467 states and 2085 transitions. [2022-07-22 12:47:53,714 INFO L425 stractBuchiCegarLoop]: Abstraction has 467 states and 2085 transitions. [2022-07-22 12:47:53,714 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 12:47:53,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 467 states and 2085 transitions. [2022-07-22 12:47:53,723 INFO L131 ngComponentsAnalysis]: Automaton has 228 accepting balls. 228 [2022-07-22 12:47:53,723 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:47:53,723 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:47:53,723 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 12:47:53,724 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:47:53,724 INFO L748 eck$LassoCheckResult]: Stem: 3789#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 3733#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 3015#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 3017#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 3503#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 3625#[L89-4, thread2ENTRY, L41-4]don't care [2022-07-22 12:47:53,725 INFO L750 eck$LassoCheckResult]: Loop: 3625#[L89-4, thread2ENTRY, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 3625#[L89-4, thread2ENTRY, L41-4]don't care [2022-07-22 12:47:53,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:53,725 INFO L85 PathProgramCache]: Analyzing trace with hash 488163802, now seen corresponding path program 1 times [2022-07-22 12:47:53,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:53,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325920276] [2022-07-22 12:47:53,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:53,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:53,745 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:53,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:53,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:53,761 INFO L85 PathProgramCache]: Analyzing trace with hash 501, now seen corresponding path program 3 times [2022-07-22 12:47:53,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:53,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328017444] [2022-07-22 12:47:53,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:53,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:53,770 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:53,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:53,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:53,775 INFO L85 PathProgramCache]: Analyzing trace with hash -2046790852, now seen corresponding path program 1 times [2022-07-22 12:47:53,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:53,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878792753] [2022-07-22 12:47:53,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:53,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:53,779 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 [2022-07-22 12:47:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:53,797 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:53,814 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:53,833 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:53,834 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:53,834 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:53,834 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:53,834 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:47:53,834 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,834 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:53,834 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:53,835 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2022-07-22 12:47:53,835 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:53,835 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:53,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:53,955 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:53,955 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:47:53,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:53,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:53,958 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) [2022-07-22 12:47:53,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:53,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:53,975 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 [2022-07-22 12:47:53,984 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:53,985 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post1=0} Honda state: {thread1Thread1of1ForFork1_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:54,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:54,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,031 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) [2022-07-22 12:47:54,036 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:54,036 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,052 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 [2022-07-22 12:47:54,058 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:54,058 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: [] [2022-07-22 12:47:54,099 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 [2022-07-22 12:47:54,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,101 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) [2022-07-22 12:47:54,109 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:54,110 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,124 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 [2022-07-22 12:47:54,132 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:54,132 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_5=-1} Honda state: {v_rep#funAddr~thread4.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:54,175 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 [2022-07-22 12:47:54,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,176 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) [2022-07-22 12:47:54,178 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:54,179 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,192 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 [2022-07-22 12:47:54,201 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:54,201 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post2=0} Honda state: {thread1Thread1of1ForFork1_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:54,245 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 [2022-07-22 12:47:54,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,246 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) [2022-07-22 12:47:54,248 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:54,248 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,264 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 [2022-07-22 12:47:54,268 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:54,268 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: [] [2022-07-22 12:47:54,303 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 [2022-07-22 12:47:54,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,304 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) [2022-07-22 12:47:54,311 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:54,311 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,326 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 [2022-07-22 12:47:54,332 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:54,333 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_5=-1} Honda state: {v_rep#funAddr~thread3.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:54,371 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 [2022-07-22 12:47:54,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,373 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) [2022-07-22 12:47:54,376 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:54,376 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,390 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 [2022-07-22 12:47:54,396 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:54,396 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: [] [2022-07-22 12:47:54,435 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 [2022-07-22 12:47:54,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,437 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) [2022-07-22 12:47:54,441 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:54,441 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,458 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 [2022-07-22 12:47:54,464 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:54,464 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_5=3} Honda state: {v_rep#funAddr~thread4.offset_5=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:54,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:54,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,500 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) [2022-07-22 12:47:54,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:54,502 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,512 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 [2022-07-22 12:47:54,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:54,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,561 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) [2022-07-22 12:47:54,564 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:54,564 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:54,579 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 [2022-07-22 12:47:54,710 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:47:54,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:54,712 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:54,712 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:54,712 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:54,712 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:54,712 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:47:54,712 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,713 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:54,713 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:54,713 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration3_Loop [2022-07-22 12:47:54,713 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:54,713 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:54,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:54,824 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:54,824 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:47:54,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,825 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2022-07-22 12:47:54,833 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 [2022-07-22 12:47:54,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:54,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:54,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:54,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:54,843 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:54,843 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:54,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-22 12:47:54,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:54,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:54,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,897 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2022-07-22 12:47:54,899 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 [2022-07-22 12:47:54,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-22 12:47:54,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:54,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:54,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:54,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:54,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:54,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:54,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:54,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:54,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:54,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:54,967 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2022-07-22 12:47:54,969 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 [2022-07-22 12:47:54,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:54,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:54,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:54,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:54,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:54,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:54,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-22 12:47:54,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:55,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:55,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:55,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:55,032 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2022-07-22 12:47:55,037 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 [2022-07-22 12:47:55,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:55,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:55,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:55,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:55,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:55,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:55,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:55,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-22 12:47:55,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:55,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:55,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:55,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:55,095 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2022-07-22 12:47:55,098 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 [2022-07-22 12:47:55,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:55,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:55,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:55,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:55,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:55,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:55,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:55,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-22 12:47:55,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:55,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:55,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:55,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:55,159 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2022-07-22 12:47:55,161 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 [2022-07-22 12:47:55,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:55,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:55,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:55,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:55,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:55,172 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:55,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-22 12:47:55,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:55,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:55,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:55,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:55,220 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2022-07-22 12:47:55,222 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 [2022-07-22 12:47:55,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-22 12:47:55,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:55,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:55,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:55,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:55,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:55,232 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:55,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:55,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:55,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:55,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:55,283 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2022-07-22 12:47:55,285 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 [2022-07-22 12:47:55,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-22 12:47:55,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:55,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:55,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:55,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:55,296 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:55,296 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:55,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:55,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:55,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:55,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:55,346 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2022-07-22 12:47:55,349 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 [2022-07-22 12:47:55,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-22 12:47:55,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:55,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:55,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:55,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:55,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:55,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:55,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:55,372 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:47:55,377 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:47:55,377 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:47:55,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:55,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:55,378 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2022-07-22 12:47:55,384 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:47:55,384 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:47:55,384 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:47:55,385 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-22 12:47:55,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-22 12:47:55,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-22 12:47:55,419 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:47:55,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:55,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:47:55,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:55,467 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:47:55,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:55,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:47:55,470 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:47:55,471 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 467 states and 2085 transitions. cyclomatic complexity: 1925 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-07-22 12:47:55,511 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 467 states and 2085 transitions. cyclomatic complexity: 1925. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 475 states and 2111 transitions. Complement of second has 3 states. [2022-07-22 12:47:55,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:47:55,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-07-22 12:47:55,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2022-07-22 12:47:55,513 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-22 12:47:55,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:55,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:47:55,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:55,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:47:55,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:55,514 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 475 states and 2111 transitions. [2022-07-22 12:47:55,528 INFO L131 ngComponentsAnalysis]: Automaton has 227 accepting balls. 227 [2022-07-22 12:47:55,539 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 475 states to 475 states and 2111 transitions. [2022-07-22 12:47:55,540 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 387 [2022-07-22 12:47:55,541 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 394 [2022-07-22 12:47:55,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 475 states and 2111 transitions. [2022-07-22 12:47:55,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:47:55,544 INFO L220 hiAutomatonCegarLoop]: Abstraction has 475 states and 2111 transitions. [2022-07-22 12:47:55,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states and 2111 transitions. [2022-07-22 12:47:55,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 466. [2022-07-22 12:47:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 466 states, 466 states have (on average 4.465665236051502) internal successors, (2081), 465 states have internal predecessors, (2081), 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) [2022-07-22 12:47:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 2081 transitions. [2022-07-22 12:47:55,572 INFO L242 hiAutomatonCegarLoop]: Abstraction has 466 states and 2081 transitions. [2022-07-22 12:47:55,572 INFO L425 stractBuchiCegarLoop]: Abstraction has 466 states and 2081 transitions. [2022-07-22 12:47:55,572 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 12:47:55,572 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 466 states and 2081 transitions. [2022-07-22 12:47:55,580 INFO L131 ngComponentsAnalysis]: Automaton has 227 accepting balls. 227 [2022-07-22 12:47:55,581 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:47:55,581 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:47:55,581 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 12:47:55,581 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:47:55,583 INFO L748 eck$LassoCheckResult]: Stem: 5230#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 5176#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 4458#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 4462#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 5142#[thread1ENTRY, L89-4, thread2ENTRY]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 4898#[thread1ENTRY, L51-4, L89-4]don't care [2022-07-22 12:47:55,584 INFO L750 eck$LassoCheckResult]: Loop: 4898#[thread1ENTRY, L51-4, L89-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 4898#[thread1ENTRY, L51-4, L89-4]don't care [2022-07-22 12:47:55,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:55,584 INFO L85 PathProgramCache]: Analyzing trace with hash 488299262, now seen corresponding path program 1 times [2022-07-22 12:47:55,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:55,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209676535] [2022-07-22 12:47:55,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:55,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:55,666 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:55,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:55,696 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:55,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:55,700 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 1 times [2022-07-22 12:47:55,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:55,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929679337] [2022-07-22 12:47:55,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:55,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:55,712 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:55,722 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:55,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:55,723 INFO L85 PathProgramCache]: Analyzing trace with hash -2042591594, now seen corresponding path program 1 times [2022-07-22 12:47:55,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:55,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544082121] [2022-07-22 12:47:55,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:55,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:55,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:47:55,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:47:55,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544082121] [2022-07-22 12:47:55,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544082121] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:47:55,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:47:55,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-07-22 12:47:55,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888742384] [2022-07-22 12:47:55,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:47:55,896 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:55,896 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:55,896 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:55,896 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:55,896 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:47:55,896 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:55,896 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:55,897 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:55,897 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration4_Loop [2022-07-22 12:47:55,897 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:55,897 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:55,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:55,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,028 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:56,029 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:47:56,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,030 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2022-07-22 12:47:56,036 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:56,037 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:56,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-22 12:47:56,055 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:56,056 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_7=-1} Honda state: {v_rep#funAddr~thread2.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:56,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,091 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2022-07-22 12:47:56,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:56,093 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:56,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-22 12:47:56,111 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:56,111 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_7=-1} Honda state: {v_rep#funAddr~thread3.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:56,141 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-22 12:47:56,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,143 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2022-07-22 12:47:56,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-22 12:47:56,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:56,144 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:56,159 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:56,160 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_7=-1} Honda state: {v_rep#funAddr~thread4.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:56,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,182 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2022-07-22 12:47:56,191 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:56,191 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:56,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-22 12:47:56,210 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:56,210 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_7=-1} Honda state: {v_rep#funAddr~thread1.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:56,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,245 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2022-07-22 12:47:56,247 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:56,248 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:56,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-22 12:47:56,262 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:56,262 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:56,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-22 12:47:56,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,285 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2022-07-22 12:47:56,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-22 12:47:56,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:56,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:56,301 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:56,302 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_7=3} Honda state: {v_rep#funAddr~thread4.offset_7=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:56,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-07-22 12:47:56,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,324 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2022-07-22 12:47:56,326 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:56,326 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:56,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-22 12:47:56,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,378 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2022-07-22 12:47:56,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:56,383 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:56,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-22 12:47:56,527 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:47:56,529 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-22 12:47:56,529 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:56,529 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:56,529 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:56,529 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:56,530 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:47:56,530 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,530 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:56,530 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:56,530 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration4_Loop [2022-07-22 12:47:56,530 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:56,530 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:56,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:56,662 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:56,662 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:47:56,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,668 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2022-07-22 12:47:56,675 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 [2022-07-22 12:47:56,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:56,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:56,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:56,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:56,687 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:56,687 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:56,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-22 12:47:56,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:56,732 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,734 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2022-07-22 12:47:56,736 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 [2022-07-22 12:47:56,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:56,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:56,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:56,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:56,754 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:56,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:56,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-22 12:47:56,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:56,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,795 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2022-07-22 12:47:56,798 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 [2022-07-22 12:47:56,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:56,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:56,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:56,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:56,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:56,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:56,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-22 12:47:56,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:56,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,851 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2022-07-22 12:47:56,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-22 12:47:56,853 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 [2022-07-22 12:47:56,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:56,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:56,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:56,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:56,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:56,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:56,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:56,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:56,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,903 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2022-07-22 12:47:56,907 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 [2022-07-22 12:47:56,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-22 12:47:56,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:56,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:56,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:56,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:56,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:56,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:56,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:56,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:56,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:56,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:56,968 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2022-07-22 12:47:56,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-22 12:47:56,970 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 [2022-07-22 12:47:56,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:56,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:56,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:56,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:56,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:56,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:56,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:57,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:57,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:57,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:57,027 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2022-07-22 12:47:57,033 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 [2022-07-22 12:47:57,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:57,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:57,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:57,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:57,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:57,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:57,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-22 12:47:57,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:57,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:57,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:57,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:57,092 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2022-07-22 12:47:57,094 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 [2022-07-22 12:47:57,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:57,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:57,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:57,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:57,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:57,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:57,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:57,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-22 12:47:57,115 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:47:57,121 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:47:57,121 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:47:57,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:57,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:57,122 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2022-07-22 12:47:57,124 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:47:57,124 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:47:57,124 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:47:57,125 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread2Thread1of1ForFork3_~i~1#1) = 1*~N~0 - 1*thread2Thread1of1ForFork3_~i~1#1 Supporting invariants [] [2022-07-22 12:47:57,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-22 12:47:57,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:57,158 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:47:57,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:57,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:47:57,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:57,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:47:57,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:57,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:47:57,210 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:47:57,210 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 466 states and 2081 transitions. cyclomatic complexity: 1921 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-07-22 12:47:57,303 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 466 states and 2081 transitions. cyclomatic complexity: 1921. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 867 states and 4017 transitions. Complement of second has 3 states. [2022-07-22 12:47:57,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:47:57,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-07-22 12:47:57,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2022-07-22 12:47:57,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-22 12:47:57,305 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:57,305 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:47:57,305 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:57,305 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:47:57,305 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:57,305 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 867 states and 4017 transitions. [2022-07-22 12:47:57,327 INFO L131 ngComponentsAnalysis]: Automaton has 226 accepting balls. 226 [2022-07-22 12:47:57,347 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 867 states to 864 states and 4011 transitions. [2022-07-22 12:47:57,347 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-07-22 12:47:57,351 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 664 [2022-07-22 12:47:57,351 INFO L73 IsDeterministic]: Start isDeterministic. Operand 864 states and 4011 transitions. [2022-07-22 12:47:57,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:47:57,354 INFO L220 hiAutomatonCegarLoop]: Abstraction has 864 states and 4011 transitions. [2022-07-22 12:47:57,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states and 4011 transitions. [2022-07-22 12:47:57,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 653. [2022-07-22 12:47:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 653 states, 653 states have (on average 4.683001531393568) internal successors, (3058), 652 states have internal predecessors, (3058), 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) [2022-07-22 12:47:57,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 3058 transitions. [2022-07-22 12:47:57,387 INFO L242 hiAutomatonCegarLoop]: Abstraction has 653 states and 3058 transitions. [2022-07-22 12:47:57,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:47:57,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:47:57,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:47:57,392 INFO L87 Difference]: Start difference. First operand 653 states and 3058 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-07-22 12:47:57,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:47:57,477 INFO L93 Difference]: Finished difference Result 951 states and 4128 transitions. [2022-07-22 12:47:57,477 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 951 states and 4128 transitions. [2022-07-22 12:47:57,505 INFO L131 ngComponentsAnalysis]: Automaton has 327 accepting balls. 327 [2022-07-22 12:47:57,528 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 951 states to 941 states and 4083 transitions. [2022-07-22 12:47:57,529 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 765 [2022-07-22 12:47:57,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 765 [2022-07-22 12:47:57,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 941 states and 4083 transitions. [2022-07-22 12:47:57,535 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:47:57,536 INFO L220 hiAutomatonCegarLoop]: Abstraction has 941 states and 4083 transitions. [2022-07-22 12:47:57,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states and 4083 transitions. [2022-07-22 12:47:57,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 790. [2022-07-22 12:47:57,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 790 states, 790 states have (on average 4.484810126582278) internal successors, (3543), 789 states have internal predecessors, (3543), 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) [2022-07-22 12:47:57,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 3543 transitions. [2022-07-22 12:47:57,620 INFO L242 hiAutomatonCegarLoop]: Abstraction has 790 states and 3543 transitions. [2022-07-22 12:47:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:47:57,626 INFO L425 stractBuchiCegarLoop]: Abstraction has 790 states and 3543 transitions. [2022-07-22 12:47:57,626 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-22 12:47:57,626 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 790 states and 3543 transitions. [2022-07-22 12:47:57,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:57,653 INFO L131 ngComponentsAnalysis]: Automaton has 281 accepting balls. 281 [2022-07-22 12:47:57,653 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:47:57,653 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:47:57,654 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:47:57,654 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:47:57,655 INFO L748 eck$LassoCheckResult]: Stem: 9757#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 9657#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 8565#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 8567#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 9221#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 9227#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 9829#[L89-4, thread2ENTRY, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 9805#[L90-3, L41-4, thread2ENTRY]don't care [2022-07-22 12:47:57,655 INFO L750 eck$LassoCheckResult]: Loop: 9805#[L90-3, L41-4, thread2ENTRY]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 9805#[L90-3, L41-4, thread2ENTRY]don't care [2022-07-22 12:47:57,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:57,656 INFO L85 PathProgramCache]: Analyzing trace with hash 973841911, now seen corresponding path program 1 times [2022-07-22 12:47:57,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:57,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427378316] [2022-07-22 12:47:57,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:57,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:57,674 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:57,690 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:57,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:57,691 INFO L85 PathProgramCache]: Analyzing trace with hash 501, now seen corresponding path program 4 times [2022-07-22 12:47:57,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:57,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020441041] [2022-07-22 12:47:57,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:57,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:57,696 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:57,700 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:57,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:57,700 INFO L85 PathProgramCache]: Analyzing trace with hash 124328639, now seen corresponding path program 2 times [2022-07-22 12:47:57,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:57,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699496953] [2022-07-22 12:47:57,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:57,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:57,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:57,718 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:57,735 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:57,750 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:57,750 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:57,750 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:57,750 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:57,751 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:47:57,751 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:57,751 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:57,751 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:57,751 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration5_Loop [2022-07-22 12:47:57,751 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:57,751 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:57,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:57,855 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:57,856 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:47:57,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:57,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:57,857 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2022-07-22 12:47:57,864 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:57,864 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:57,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-22 12:47:57,884 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:57,884 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_9=2} Honda state: {v_rep#funAddr~thread3.offset_9=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:57,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:57,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:57,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:57,922 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2022-07-22 12:47:57,924 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:57,925 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:57,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-22 12:47:57,946 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:57,946 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_9=-1} Honda state: {v_rep#funAddr~thread2.base_9=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:57,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:57,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:57,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:57,985 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2022-07-22 12:47:57,987 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:57,988 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:57,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-22 12:47:58,010 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:58,010 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_9=-1} Honda state: {v_rep#funAddr~thread3.base_9=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:58,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:58,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:58,047 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2022-07-22 12:47:58,048 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:58,049 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:58,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-22 12:47:58,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:58,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:58,104 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2022-07-22 12:47:58,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:58,106 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:58,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-22 12:47:58,252 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:47:58,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-07-22 12:47:58,254 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:58,254 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:58,255 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:58,255 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:58,255 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:47:58,255 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,255 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:58,255 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:58,255 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration5_Loop [2022-07-22 12:47:58,255 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:58,255 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:58,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,370 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:58,370 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:47:58,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:58,376 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2022-07-22 12:47:58,378 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 [2022-07-22 12:47:58,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:58,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:58,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:58,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:58,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:58,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:58,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:58,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-07-22 12:47:58,400 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:47:58,402 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:47:58,403 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:47:58,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:58,404 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2022-07-22 12:47:58,406 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:47:58,406 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:47:58,406 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:47:58,406 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-22 12:47:58,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-07-22 12:47:58,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:58,436 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:47:58,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:58,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:47:58,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:58,487 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:47:58,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:47:58,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:47:58,488 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:47:58,488 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 790 states and 3543 transitions. cyclomatic complexity: 3182 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-22 12:47:58,550 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 790 states and 3543 transitions. cyclomatic complexity: 3182. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 826 states and 3661 transitions. Complement of second has 3 states. [2022-07-22 12:47:58,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:47:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-22 12:47:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions. [2022-07-22 12:47:58,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:47:58,552 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:58,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:47:58,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:58,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:47:58,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:47:58,553 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 826 states and 3661 transitions. [2022-07-22 12:47:58,571 INFO L131 ngComponentsAnalysis]: Automaton has 280 accepting balls. 280 [2022-07-22 12:47:58,587 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 826 states to 826 states and 3661 transitions. [2022-07-22 12:47:58,587 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 619 [2022-07-22 12:47:58,590 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 641 [2022-07-22 12:47:58,590 INFO L73 IsDeterministic]: Start isDeterministic. Operand 826 states and 3661 transitions. [2022-07-22 12:47:58,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:47:58,593 INFO L220 hiAutomatonCegarLoop]: Abstraction has 826 states and 3661 transitions. [2022-07-22 12:47:58,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states and 3661 transitions. [2022-07-22 12:47:58,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 794. [2022-07-22 12:47:58,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 794 states have (on average 4.478589420654912) internal successors, (3556), 793 states have internal predecessors, (3556), 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) [2022-07-22 12:47:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 3556 transitions. [2022-07-22 12:47:58,630 INFO L242 hiAutomatonCegarLoop]: Abstraction has 794 states and 3556 transitions. [2022-07-22 12:47:58,630 INFO L425 stractBuchiCegarLoop]: Abstraction has 794 states and 3556 transitions. [2022-07-22 12:47:58,630 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-22 12:47:58,630 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 794 states and 3556 transitions. [2022-07-22 12:47:58,643 INFO L131 ngComponentsAnalysis]: Automaton has 280 accepting balls. 280 [2022-07-22 12:47:58,643 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:47:58,643 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:47:58,643 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:47:58,644 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:47:58,644 INFO L748 eck$LassoCheckResult]: Stem: 12193#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 12105#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 11025#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 11027#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 11689#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 12419#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 11283#[L51-4, L89-4, L41-4]don't care [464] L51-4-->thread2EXIT: Formula: (and (= |v_thread2Thread1of1ForFork3_#res#1.offset_9| 0) (= |v_thread2Thread1of1ForFork3_#res#1.base_9| 0) (not (< |v_thread2Thread1of1ForFork3_~i~1#1_25| v_~N~0_39))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_25|, ~N~0=v_~N~0_39} OutVars{thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_9|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_25|, ~N~0=v_~N~0_39, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_#res#1.base] 11285#[thread2EXIT, L89-4, L41-4]don't care [2022-07-22 12:47:58,644 INFO L750 eck$LassoCheckResult]: Loop: 11285#[thread2EXIT, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 11285#[thread2EXIT, L89-4, L41-4]don't care [2022-07-22 12:47:58,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:58,645 INFO L85 PathProgramCache]: Analyzing trace with hash 973989586, now seen corresponding path program 1 times [2022-07-22 12:47:58,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:58,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633207981] [2022-07-22 12:47:58,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:58,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:58,660 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:58,671 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:58,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:58,672 INFO L85 PathProgramCache]: Analyzing trace with hash 501, now seen corresponding path program 5 times [2022-07-22 12:47:58,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:58,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116752303] [2022-07-22 12:47:58,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:58,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:58,676 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:47:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:47:58,680 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:47:58,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:47:58,680 INFO L85 PathProgramCache]: Analyzing trace with hash 128906564, now seen corresponding path program 1 times [2022-07-22 12:47:58,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:47:58,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679653958] [2022-07-22 12:47:58,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:47:58,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:47:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:47:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:47:58,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:47:58,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679653958] [2022-07-22 12:47:58,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679653958] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:47:58,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:47:58,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 12:47:58,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655655360] [2022-07-22 12:47:58,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:47:58,737 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:58,737 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:58,737 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:58,737 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:58,737 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:47:58,738 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,738 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:58,738 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:58,738 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration6_Loop [2022-07-22 12:47:58,738 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:58,738 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:58,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:58,838 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:58,838 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:47:58,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:58,839 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2022-07-22 12:47:58,849 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:58,849 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:58,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-07-22 12:47:58,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:58,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:58,908 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2022-07-22 12:47:58,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:58,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:58,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-07-22 12:47:58,938 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:58,938 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter1~0=0} Honda state: {~counter1~0=0} Generalized eigenvectors: [{~counter1~0=1}, {~counter1~0=3}, {~counter1~0=-3}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-22 12:47:58,963 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-07-22 12:47:58,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:58,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:58,964 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2022-07-22 12:47:58,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-07-22 12:47:58,966 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:58,966 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:58,979 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:58,979 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_11=0} Honda state: {v_rep#funAddr~thread1.offset_11=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:59,005 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-07-22 12:47:59,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,006 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2022-07-22 12:47:59,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-07-22 12:47:59,008 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:59,008 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,021 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:59,021 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_11=-1} Honda state: {v_rep#funAddr~thread2.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:59,043 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-07-22 12:47:59,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,044 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2022-07-22 12:47:59,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-07-22 12:47:59,045 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:59,046 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,059 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:59,059 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_11=-1} Honda state: {v_rep#funAddr~thread1.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:59,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,082 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2022-07-22 12:47:59,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-07-22 12:47:59,084 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:59,084 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,097 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:59,097 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_11=-1} Honda state: {v_rep#funAddr~thread3.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:59,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-07-22 12:47:59,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,120 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2022-07-22 12:47:59,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-07-22 12:47:59,122 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:59,122 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,134 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:59,135 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_11=2} Honda state: {v_rep#funAddr~thread3.offset_11=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:59,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-07-22 12:47:59,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,157 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2022-07-22 12:47:59,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-07-22 12:47:59,158 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:59,158 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,172 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:59,172 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_11=1} Honda state: {v_rep#funAddr~thread2.offset_11=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:59,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,196 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2022-07-22 12:47:59,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-07-22 12:47:59,197 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:59,197 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,210 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:59,210 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_11=-1} Honda state: {v_rep#funAddr~thread4.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:59,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,233 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2022-07-22 12:47:59,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-07-22 12:47:59,234 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:59,234 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,247 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:47:59,247 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_11=3} Honda state: {v_rep#funAddr~thread4.offset_11=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:47:59,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,276 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2022-07-22 12:47:59,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-07-22 12:47:59,277 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:47:59,277 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-07-22 12:47:59,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,308 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2022-07-22 12:47:59,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-07-22 12:47:59,310 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:47:59,310 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:47:59,453 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:47:59,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,455 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:47:59,455 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:47:59,456 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:47:59,456 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:47:59,456 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:47:59,456 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,456 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:47:59,456 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:47:59,456 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration6_Loop [2022-07-22 12:47:59,456 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:47:59,456 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:47:59,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:47:59,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,580 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:47:59,581 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:47:59,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,582 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2022-07-22 12:47:59,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-07-22 12:47:59,587 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 [2022-07-22 12:47:59,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:59,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:47:59,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:59,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:59,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:59,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:47:59,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:47:59,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:59,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,646 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2022-07-22 12:47:59,648 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 [2022-07-22 12:47:59,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:59,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:59,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:59,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:59,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:59,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:59,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-07-22 12:47:59,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:59,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,708 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2022-07-22 12:47:59,715 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 [2022-07-22 12:47:59,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:59,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:59,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:59,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:59,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:59,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:59,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-07-22 12:47:59,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:59,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,773 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2022-07-22 12:47:59,775 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 [2022-07-22 12:47:59,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-07-22 12:47:59,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:59,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:59,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:59,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:59,785 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:59,785 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:59,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:59,814 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-07-22 12:47:59,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,815 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2022-07-22 12:47:59,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-07-22 12:47:59,816 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 [2022-07-22 12:47:59,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:59,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:59,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:59,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:59,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:59,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:59,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:59,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,852 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2022-07-22 12:47:59,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-07-22 12:47:59,853 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 [2022-07-22 12:47:59,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:59,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:59,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:59,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:59,862 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:59,862 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:59,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:59,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,891 INFO L229 MonitoredProcess]: Starting monitored process 102 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) [2022-07-22 12:47:59,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-07-22 12:47:59,892 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 [2022-07-22 12:47:59,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:59,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:59,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:59,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:59,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:59,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:59,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:47:59,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-07-22 12:47:59,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:47:59,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:47:59,961 INFO L229 MonitoredProcess]: Starting monitored process 103 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) [2022-07-22 12:47:59,964 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 [2022-07-22 12:47:59,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:47:59,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:47:59,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:47:59,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:47:59,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:47:59,975 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:47:59,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-07-22 12:47:59,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:00,018 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:00,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:00,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:00,020 INFO L229 MonitoredProcess]: Starting monitored process 104 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) [2022-07-22 12:48:00,022 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 [2022-07-22 12:48:00,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-07-22 12:48:00,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:00,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:00,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:00,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:00,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:00,032 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:00,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:00,072 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:00,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:00,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:00,073 INFO L229 MonitoredProcess]: Starting monitored process 105 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) [2022-07-22 12:48:00,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-07-22 12:48:00,075 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 [2022-07-22 12:48:00,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:00,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:00,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:00,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:00,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:00,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:00,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:00,089 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:00,092 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:00,092 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:48:00,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:00,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:00,093 INFO L229 MonitoredProcess]: Starting monitored process 106 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) [2022-07-22 12:48:00,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-07-22 12:48:00,094 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:00,094 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:00,094 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:00,094 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-22 12:48:00,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:00,126 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:00,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:00,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:00,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:00,203 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:00,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:00,205 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:00,205 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 794 states and 3556 transitions. cyclomatic complexity: 3191 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-22 12:48:00,298 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 794 states and 3556 transitions. cyclomatic complexity: 3191. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 1026 states and 4374 transitions. Complement of second has 3 states. [2022-07-22 12:48:00,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-22 12:48:00,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 24 transitions. [2022-07-22 12:48:00,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:48:00,300 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:00,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:48:00,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:00,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:48:00,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:00,301 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1026 states and 4374 transitions. [2022-07-22 12:48:00,322 INFO L131 ngComponentsAnalysis]: Automaton has 278 accepting balls. 278 [2022-07-22 12:48:00,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1026 states to 1024 states and 4365 transitions. [2022-07-22 12:48:00,340 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 699 [2022-07-22 12:48:00,343 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 794 [2022-07-22 12:48:00,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1024 states and 4365 transitions. [2022-07-22 12:48:00,347 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:48:00,347 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1024 states and 4365 transitions. [2022-07-22 12:48:00,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states and 4365 transitions. [2022-07-22 12:48:00,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 816. [2022-07-22 12:48:00,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 816 states, 816 states have (on average 4.439950980392157) internal successors, (3623), 815 states have internal predecessors, (3623), 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) [2022-07-22 12:48:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 3623 transitions. [2022-07-22 12:48:00,385 INFO L242 hiAutomatonCegarLoop]: Abstraction has 816 states and 3623 transitions. [2022-07-22 12:48:00,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:48:00,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 12:48:00,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:48:00,386 INFO L87 Difference]: Start difference. First operand 816 states and 3623 transitions. Second operand has 5 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 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) [2022-07-22 12:48:00,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:48:00,555 INFO L93 Difference]: Finished difference Result 1125 states and 4694 transitions. [2022-07-22 12:48:00,555 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1125 states and 4694 transitions. [2022-07-22 12:48:00,591 INFO L131 ngComponentsAnalysis]: Automaton has 404 accepting balls. 404 [2022-07-22 12:48:00,611 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1125 states to 1122 states and 4683 transitions. [2022-07-22 12:48:00,612 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 915 [2022-07-22 12:48:00,615 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 916 [2022-07-22 12:48:00,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1122 states and 4683 transitions. [2022-07-22 12:48:00,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:48:00,620 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1122 states and 4683 transitions. [2022-07-22 12:48:00,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states and 4683 transitions. [2022-07-22 12:48:00,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 864. [2022-07-22 12:48:00,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 864 states, 864 states have (on average 4.431712962962963) internal successors, (3829), 863 states have internal predecessors, (3829), 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) [2022-07-22 12:48:00,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 3829 transitions. [2022-07-22 12:48:00,662 INFO L242 hiAutomatonCegarLoop]: Abstraction has 864 states and 3829 transitions. [2022-07-22 12:48:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 12:48:00,663 INFO L425 stractBuchiCegarLoop]: Abstraction has 864 states and 3829 transitions. [2022-07-22 12:48:00,663 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-22 12:48:00,663 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 864 states and 3829 transitions. [2022-07-22 12:48:00,677 INFO L131 ngComponentsAnalysis]: Automaton has 302 accepting balls. 302 [2022-07-22 12:48:00,677 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:00,677 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:00,678 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:00,678 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:00,678 INFO L748 eck$LassoCheckResult]: Stem: 17743#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 17649#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 16443#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 16445#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 17163#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 17411#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 16715#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 16719#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:00,679 INFO L750 eck$LassoCheckResult]: Loop: 16719#[L51-4, L89-4, L41-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 16719#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:00,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:00,679 INFO L85 PathProgramCache]: Analyzing trace with hash 973989592, now seen corresponding path program 1 times [2022-07-22 12:48:00,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:00,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897123499] [2022-07-22 12:48:00,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:00,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:00,693 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:00,704 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:00,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:00,704 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 2 times [2022-07-22 12:48:00,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:00,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353678388] [2022-07-22 12:48:00,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:00,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:00,709 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:00,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:00,713 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:00,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:00,714 INFO L85 PathProgramCache]: Analyzing trace with hash 128906748, now seen corresponding path program 1 times [2022-07-22 12:48:00,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:00,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902735569] [2022-07-22 12:48:00,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:00,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:00,729 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:00,742 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:00,819 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:00,819 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:00,819 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:00,819 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:00,819 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:00,819 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:00,819 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:00,819 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:00,820 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration7_Loop [2022-07-22 12:48:00,820 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:00,820 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:00,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:00,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:00,942 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:00,942 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:00,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:00,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:00,943 INFO L229 MonitoredProcess]: Starting monitored process 107 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) [2022-07-22 12:48:00,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-07-22 12:48:00,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:00,949 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:00,971 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:00,971 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:00,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:00,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:00,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:00,996 INFO L229 MonitoredProcess]: Starting monitored process 108 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) [2022-07-22 12:48:00,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-07-22 12:48:00,998 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:00,998 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:01,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:01,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:01,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:01,030 INFO L229 MonitoredProcess]: Starting monitored process 109 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) [2022-07-22 12:48:01,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-07-22 12:48:01,031 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:01,031 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:01,066 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:01,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-07-22 12:48:01,068 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:01,069 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:01,069 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:01,069 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:01,069 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:01,069 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:01,069 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:01,069 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:01,069 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration7_Loop [2022-07-22 12:48:01,069 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:01,069 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:01,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,195 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:01,195 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:01,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:01,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:01,196 INFO L229 MonitoredProcess]: Starting monitored process 110 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) [2022-07-22 12:48:01,206 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 [2022-07-22 12:48:01,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:01,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:01,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:01,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:01,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:01,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:01,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:01,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-07-22 12:48:01,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:01,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:01,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:01,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:01,262 INFO L229 MonitoredProcess]: Starting monitored process 111 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) [2022-07-22 12:48:01,264 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 [2022-07-22 12:48:01,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:01,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:01,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:01,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:01,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:01,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:01,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:01,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-07-22 12:48:01,283 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:01,286 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:01,286 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:01,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:01,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:01,287 INFO L229 MonitoredProcess]: Starting monitored process 112 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) [2022-07-22 12:48:01,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-07-22 12:48:01,288 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:01,288 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:01,288 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:01,288 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter1~0) = 1*~counter1~0 Supporting invariants [] [2022-07-22 12:48:01,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:01,312 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:01,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:01,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:01,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:01,363 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:01,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:01,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:01,364 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:01,364 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 864 states and 3829 transitions. cyclomatic complexity: 3417 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-22 12:48:01,477 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 864 states and 3829 transitions. cyclomatic complexity: 3417. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 1375 states and 6209 transitions. Complement of second has 3 states. [2022-07-22 12:48:01,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-22 12:48:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 27 transitions. [2022-07-22 12:48:01,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:48:01,479 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:01,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:48:01,480 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:01,480 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:48:01,480 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:01,480 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1375 states and 6209 transitions. [2022-07-22 12:48:01,510 INFO L131 ngComponentsAnalysis]: Automaton has 348 accepting balls. 348 [2022-07-22 12:48:01,536 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1375 states to 1375 states and 6209 transitions. [2022-07-22 12:48:01,536 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 866 [2022-07-22 12:48:01,541 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1012 [2022-07-22 12:48:01,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1375 states and 6209 transitions. [2022-07-22 12:48:01,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:48:01,546 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1375 states and 6209 transitions. [2022-07-22 12:48:01,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1375 states and 6209 transitions. [2022-07-22 12:48:01,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1375 to 964. [2022-07-22 12:48:01,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 964 states, 964 states have (on average 4.6037344398340245) internal successors, (4438), 963 states have internal predecessors, (4438), 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) [2022-07-22 12:48:01,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 4438 transitions. [2022-07-22 12:48:01,599 INFO L242 hiAutomatonCegarLoop]: Abstraction has 964 states and 4438 transitions. [2022-07-22 12:48:01,599 INFO L425 stractBuchiCegarLoop]: Abstraction has 964 states and 4438 transitions. [2022-07-22 12:48:01,599 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-22 12:48:01,599 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 964 states and 4438 transitions. [2022-07-22 12:48:01,613 INFO L131 ngComponentsAnalysis]: Automaton has 302 accepting balls. 302 [2022-07-22 12:48:01,614 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:01,614 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:01,614 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:01,614 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:01,615 INFO L748 eck$LassoCheckResult]: Stem: 20806#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 20714#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 19578#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 19582#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 20630#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 20654#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 20028#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 20030#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [2022-07-22 12:48:01,616 INFO L750 eck$LassoCheckResult]: Loop: 20030#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 20030#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [2022-07-22 12:48:01,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:01,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1104291497, now seen corresponding path program 1 times [2022-07-22 12:48:01,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:01,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967064102] [2022-07-22 12:48:01,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:01,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:01,656 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:01,678 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:01,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:01,678 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 1 times [2022-07-22 12:48:01,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:01,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204087441] [2022-07-22 12:48:01,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:01,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:01,688 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:01,694 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:01,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:01,694 INFO L85 PathProgramCache]: Analyzing trace with hash -126701485, now seen corresponding path program 1 times [2022-07-22 12:48:01,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:01,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997824593] [2022-07-22 12:48:01,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:01,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:01,730 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:01,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:01,767 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:01,767 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:01,767 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:01,767 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:01,767 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:01,768 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:01,768 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:01,768 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:01,768 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration8_Loop [2022-07-22 12:48:01,768 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:01,768 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:01,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:01,872 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:01,873 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:01,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:01,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:01,874 INFO L229 MonitoredProcess]: Starting monitored process 113 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) [2022-07-22 12:48:01,878 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:01,879 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:01,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-07-22 12:48:01,901 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:01,901 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_15=3} Honda state: {v_rep#funAddr~thread4.offset_15=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:01,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:01,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:01,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:01,941 INFO L229 MonitoredProcess]: Starting monitored process 114 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) [2022-07-22 12:48:01,947 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:01,947 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:01,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-07-22 12:48:02,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,009 INFO L229 MonitoredProcess]: Starting monitored process 115 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) [2022-07-22 12:48:02,011 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:02,011 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-07-22 12:48:02,040 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,040 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter2~0=0} Honda state: {~counter2~0=0} Generalized eigenvectors: [{~counter2~0=-2}, {~counter2~0=4}, {~counter2~0=-1}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-22 12:48:02,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-07-22 12:48:02,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,065 INFO L229 MonitoredProcess]: Starting monitored process 116 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) [2022-07-22 12:48:02,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-07-22 12:48:02,066 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,067 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,081 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,082 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_15=-1} Honda state: {v_rep#funAddr~thread1.base_15=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-07-22 12:48:02,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,105 INFO L229 MonitoredProcess]: Starting monitored process 117 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) [2022-07-22 12:48:02,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-07-22 12:48:02,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,107 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,123 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,123 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_15=-1} Honda state: {v_rep#funAddr~thread4.base_15=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,147 INFO L229 MonitoredProcess]: Starting monitored process 118 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) [2022-07-22 12:48:02,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-07-22 12:48:02,148 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,148 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,163 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,163 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_15=-1} Honda state: {v_rep#funAddr~thread3.base_15=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,187 INFO L229 MonitoredProcess]: Starting monitored process 119 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) [2022-07-22 12:48:02,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-07-22 12:48:02,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,204 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,204 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_15=0} Honda state: {v_rep#funAddr~thread1.offset_15=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,229 INFO L229 MonitoredProcess]: Starting monitored process 120 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) [2022-07-22 12:48:02,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-07-22 12:48:02,230 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,246 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,246 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_15=-1} Honda state: {v_rep#funAddr~thread2.base_15=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,270 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,271 INFO L229 MonitoredProcess]: Starting monitored process 121 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) [2022-07-22 12:48:02,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-07-22 12:48:02,273 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,273 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,287 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,288 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_15=1} Honda state: {v_rep#funAddr~thread2.offset_15=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,312 INFO L229 MonitoredProcess]: Starting monitored process 122 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) [2022-07-22 12:48:02,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-07-22 12:48:02,314 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,314 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,323 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,323 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread3Thread1of1ForFork0_#t~post6=0} Honda state: {thread3Thread1of1ForFork0_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,348 INFO L229 MonitoredProcess]: Starting monitored process 123 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) [2022-07-22 12:48:02,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-07-22 12:48:02,349 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,349 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,369 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,369 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread3Thread1of1ForFork0_#t~post5=0} Honda state: {thread3Thread1of1ForFork0_#t~post5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,392 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,396 INFO L229 MonitoredProcess]: Starting monitored process 124 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) [2022-07-22 12:48:02,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-07-22 12:48:02,397 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,397 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,412 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:02,412 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_15=2} Honda state: {v_rep#funAddr~thread3.offset_15=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:02,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2022-07-22 12:48:02,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,436 INFO L229 MonitoredProcess]: Starting monitored process 125 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) [2022-07-22 12:48:02,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-07-22 12:48:02,437 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:02,437 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,468 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,470 INFO L229 MonitoredProcess]: Starting monitored process 126 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) [2022-07-22 12:48:02,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-07-22 12:48:02,471 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:02,471 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:02,621 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:02,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,624 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:02,624 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:02,624 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:02,624 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:02,624 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:02,624 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,624 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:02,624 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:02,625 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration8_Loop [2022-07-22 12:48:02,625 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:02,625 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:02,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:02,771 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:02,771 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:02,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,784 INFO L229 MonitoredProcess]: Starting monitored process 127 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) [2022-07-22 12:48:02,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:02,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-07-22 12:48:02,816 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 [2022-07-22 12:48:02,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:02,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:02,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:02,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:02,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:02,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:02,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:02,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:02,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2022-07-22 12:48:02,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,861 INFO L229 MonitoredProcess]: Starting monitored process 128 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) [2022-07-22 12:48:02,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-07-22 12:48:02,866 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 [2022-07-22 12:48:02,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:02,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:02,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:02,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:02,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:02,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:02,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:02,901 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2022-07-22 12:48:02,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,902 INFO L229 MonitoredProcess]: Starting monitored process 129 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) [2022-07-22 12:48:02,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-07-22 12:48:02,906 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 [2022-07-22 12:48:02,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:02,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:02,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:02,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:02,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:02,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:02,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:02,942 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2022-07-22 12:48:02,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,945 INFO L229 MonitoredProcess]: Starting monitored process 130 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) [2022-07-22 12:48:02,948 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 [2022-07-22 12:48:02,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:02,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:02,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:02,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:02,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-07-22 12:48:02,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:02,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:02,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:02,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-07-22 12:48:02,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:02,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:02,988 INFO L229 MonitoredProcess]: Starting monitored process 131 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) [2022-07-22 12:48:02,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-07-22 12:48:02,991 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 [2022-07-22 12:48:03,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:03,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:03,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:03,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:03,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:03,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:03,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:03,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:03,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,031 INFO L229 MonitoredProcess]: Starting monitored process 132 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) [2022-07-22 12:48:03,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-07-22 12:48:03,033 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 [2022-07-22 12:48:03,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:03,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:03,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:03,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:03,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:03,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:03,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:03,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:03,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,072 INFO L229 MonitoredProcess]: Starting monitored process 133 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) [2022-07-22 12:48:03,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-07-22 12:48:03,074 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 [2022-07-22 12:48:03,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:03,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:03,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:03,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:03,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:03,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:03,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:03,111 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:03,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,112 INFO L229 MonitoredProcess]: Starting monitored process 134 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) [2022-07-22 12:48:03,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-07-22 12:48:03,113 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 [2022-07-22 12:48:03,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:03,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:03,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:03,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:03,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:03,124 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:03,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:03,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:03,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,151 INFO L229 MonitoredProcess]: Starting monitored process 135 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) [2022-07-22 12:48:03,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-07-22 12:48:03,152 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 [2022-07-22 12:48:03,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:03,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:03,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:03,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:03,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:03,162 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:03,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:03,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:03,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:03,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,193 INFO L229 MonitoredProcess]: Starting monitored process 136 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) [2022-07-22 12:48:03,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-07-22 12:48:03,194 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 [2022-07-22 12:48:03,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:03,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:03,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:03,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:03,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:03,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:03,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:03,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:03,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:03,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,229 INFO L229 MonitoredProcess]: Starting monitored process 137 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) [2022-07-22 12:48:03,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-07-22 12:48:03,230 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 [2022-07-22 12:48:03,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:03,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:03,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:03,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:03,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:03,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:03,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:03,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:03,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,304 INFO L229 MonitoredProcess]: Starting monitored process 138 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) [2022-07-22 12:48:03,307 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 [2022-07-22 12:48:03,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:03,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:03,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:03,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:03,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:03,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:03,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:03,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-07-22 12:48:03,330 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:03,336 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:03,337 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:03,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,338 INFO L229 MonitoredProcess]: Starting monitored process 139 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) [2022-07-22 12:48:03,348 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:03,348 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:03,348 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:03,349 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_~i~2, ~N~0) = -1*thread3Thread1of1ForFork0_~i~2 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:03,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-07-22 12:48:03,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:03,375 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:03,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:03,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:03,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:03,436 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:03,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:03,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:03,437 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:03,437 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 964 states and 4438 transitions. cyclomatic complexity: 3951 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-22 12:48:03,548 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 964 states and 4438 transitions. cyclomatic complexity: 3951. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 1638 states and 7681 transitions. Complement of second has 3 states. [2022-07-22 12:48:03,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2022-07-22 12:48:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 24 transitions. [2022-07-22 12:48:03,550 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:48:03,550 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:03,550 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:48:03,550 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:03,551 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:48:03,551 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:03,551 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1638 states and 7681 transitions. [2022-07-22 12:48:03,591 INFO L131 ngComponentsAnalysis]: Automaton has 301 accepting balls. 301 [2022-07-22 12:48:03,631 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1638 states to 1635 states and 7676 transitions. [2022-07-22 12:48:03,631 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 882 [2022-07-22 12:48:03,638 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1170 [2022-07-22 12:48:03,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1635 states and 7676 transitions. [2022-07-22 12:48:03,646 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:48:03,646 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1635 states and 7676 transitions. [2022-07-22 12:48:03,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1635 states and 7676 transitions. [2022-07-22 12:48:03,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1635 to 1302. [2022-07-22 12:48:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1302 states, 1302 states have (on average 4.7480798771121355) internal successors, (6182), 1301 states have internal predecessors, (6182), 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) [2022-07-22 12:48:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1302 states and 6182 transitions. [2022-07-22 12:48:03,713 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1302 states and 6182 transitions. [2022-07-22 12:48:03,713 INFO L425 stractBuchiCegarLoop]: Abstraction has 1302 states and 6182 transitions. [2022-07-22 12:48:03,713 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-22 12:48:03,713 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1302 states and 6182 transitions. [2022-07-22 12:48:03,733 INFO L131 ngComponentsAnalysis]: Automaton has 301 accepting balls. 301 [2022-07-22 12:48:03,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:03,734 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:03,734 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:03,734 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:03,735 INFO L748 eck$LassoCheckResult]: Stem: 24852#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 24688#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 23172#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 23174#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 23986#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 23992#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 24994#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 24996#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 23508#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:03,735 INFO L750 eck$LassoCheckResult]: Loop: 23508#[L51-4, L89-4, L41-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 23508#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:03,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:03,736 INFO L85 PathProgramCache]: Analyzing trace with hash 124324640, now seen corresponding path program 2 times [2022-07-22 12:48:03,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:03,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985969499] [2022-07-22 12:48:03,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:03,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:03,749 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:03,760 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:03,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:03,761 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 3 times [2022-07-22 12:48:03,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:03,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028127868] [2022-07-22 12:48:03,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:03,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:03,766 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:03,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:03,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:03,772 INFO L85 PathProgramCache]: Analyzing trace with hash -440902988, now seen corresponding path program 2 times [2022-07-22 12:48:03,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:03,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922181320] [2022-07-22 12:48:03,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:03,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:03,789 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:03,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:03,850 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:03,851 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:03,851 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:03,851 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:03,851 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:03,851 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,851 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:03,851 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:03,851 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration9_Loop [2022-07-22 12:48:03,851 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:03,851 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:03,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:03,964 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:03,964 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:03,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:03,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:03,975 INFO L229 MonitoredProcess]: Starting monitored process 140 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) [2022-07-22 12:48:03,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-07-22 12:48:03,978 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:03,978 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:03,991 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:03,992 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_17=3} Honda state: {v_rep#funAddr~thread4.offset_17=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:04,014 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-07-22 12:48:04,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,015 INFO L229 MonitoredProcess]: Starting monitored process 141 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) [2022-07-22 12:48:04,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-07-22 12:48:04,016 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:04,016 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:04,030 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:04,031 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_17=2} Honda state: {v_rep#funAddr~thread3.offset_17=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:04,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,054 INFO L229 MonitoredProcess]: Starting monitored process 142 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) [2022-07-22 12:48:04,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-07-22 12:48:04,056 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:04,056 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:04,070 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:04,071 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_17=0} Honda state: {v_rep#funAddr~thread1.offset_17=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:04,093 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2022-07-22 12:48:04,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,094 INFO L229 MonitoredProcess]: Starting monitored process 143 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) [2022-07-22 12:48:04,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-07-22 12:48:04,095 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:04,095 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:04,109 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:04,110 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_17=-1} Honda state: {v_rep#funAddr~thread4.base_17=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:04,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,133 INFO L229 MonitoredProcess]: Starting monitored process 144 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) [2022-07-22 12:48:04,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-07-22 12:48:04,134 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:04,134 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:04,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-07-22 12:48:04,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,166 INFO L229 MonitoredProcess]: Starting monitored process 145 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) [2022-07-22 12:48:04,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-07-22 12:48:04,167 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:04,167 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:04,231 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:04,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,235 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:04,235 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:04,235 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:04,235 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:04,236 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:04,236 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,236 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:04,236 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:04,236 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration9_Loop [2022-07-22 12:48:04,236 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:04,236 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:04,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:04,358 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:04,358 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:04,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,360 INFO L229 MonitoredProcess]: Starting monitored process 146 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) [2022-07-22 12:48:04,370 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 [2022-07-22 12:48:04,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:04,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:04,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:04,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:04,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:04,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:04,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-07-22 12:48:04,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:04,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,437 INFO L229 MonitoredProcess]: Starting monitored process 147 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) [2022-07-22 12:48:04,440 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 [2022-07-22 12:48:04,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:04,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:04,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:04,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:04,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:04,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:04,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-07-22 12:48:04,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:04,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,504 INFO L229 MonitoredProcess]: Starting monitored process 148 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) [2022-07-22 12:48:04,506 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 [2022-07-22 12:48:04,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:04,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:04,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:04,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:04,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:04,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:04,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-07-22 12:48:04,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:04,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,573 INFO L229 MonitoredProcess]: Starting monitored process 149 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) [2022-07-22 12:48:04,577 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 [2022-07-22 12:48:04,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:04,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:04,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:04,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:04,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:04,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:04,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-07-22 12:48:04,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:04,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,644 INFO L229 MonitoredProcess]: Starting monitored process 150 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) [2022-07-22 12:48:04,650 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 [2022-07-22 12:48:04,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:04,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:04,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:04,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:04,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:04,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:04,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:04,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-07-22 12:48:04,677 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:04,681 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:04,682 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:04,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:04,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:04,683 INFO L229 MonitoredProcess]: Starting monitored process 151 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) [2022-07-22 12:48:04,685 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:04,685 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:04,685 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:04,685 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter1~0) = 1*~counter1~0 Supporting invariants [] [2022-07-22 12:48:04,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-07-22 12:48:04,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,725 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:04,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:04,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:04,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:04,867 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:04,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:04,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:04,869 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:04,869 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1302 states and 6182 transitions. cyclomatic complexity: 5511 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:04,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:04,982 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1302 states and 6182 transitions. cyclomatic complexity: 5511. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 1798 states and 8384 transitions. Complement of second has 3 states. [2022-07-22 12:48:04,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:04,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 27 transitions. [2022-07-22 12:48:04,984 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:48:04,984 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:04,984 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:04,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:05,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:05,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:05,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:05,033 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:05,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:05,034 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:05,034 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1302 states and 6182 transitions. cyclomatic complexity: 5511 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:05,125 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1302 states and 6182 transitions. cyclomatic complexity: 5511. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 1798 states and 8384 transitions. Complement of second has 3 states. [2022-07-22 12:48:05,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:05,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:05,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 27 transitions. [2022-07-22 12:48:05,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:48:05,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:05,127 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:05,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:05,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:05,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:05,175 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:05,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:05,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:05,176 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:05,176 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1302 states and 6182 transitions. cyclomatic complexity: 5511 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:05,267 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1302 states and 6182 transitions. cyclomatic complexity: 5511. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 1873 states and 9156 transitions. Complement of second has 3 states. [2022-07-22 12:48:05,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 29 transitions. [2022-07-22 12:48:05,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:48:05,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:05,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:05,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:05,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:48:05,270 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:05,270 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1873 states and 9156 transitions. [2022-07-22 12:48:05,312 INFO L131 ngComponentsAnalysis]: Automaton has 314 accepting balls. 486 [2022-07-22 12:48:05,350 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1873 states to 1873 states and 9156 transitions. [2022-07-22 12:48:05,350 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 973 [2022-07-22 12:48:05,357 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1189 [2022-07-22 12:48:05,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1873 states and 9156 transitions. [2022-07-22 12:48:05,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:48:05,364 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1873 states and 9156 transitions. [2022-07-22 12:48:05,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1873 states and 9156 transitions. [2022-07-22 12:48:05,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1873 to 1312. [2022-07-22 12:48:05,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1312 states, 1312 states have (on average 4.743140243902439) internal successors, (6223), 1311 states have internal predecessors, (6223), 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) [2022-07-22 12:48:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1312 states and 6223 transitions. [2022-07-22 12:48:05,437 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1312 states and 6223 transitions. [2022-07-22 12:48:05,437 INFO L425 stractBuchiCegarLoop]: Abstraction has 1312 states and 6223 transitions. [2022-07-22 12:48:05,437 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-22 12:48:05,437 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1312 states and 6223 transitions. [2022-07-22 12:48:05,458 INFO L131 ngComponentsAnalysis]: Automaton has 314 accepting balls. 410 [2022-07-22 12:48:05,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:05,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:05,459 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:05,460 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:05,460 INFO L748 eck$LassoCheckResult]: Stem: 33006#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 32830#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 31352#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 31354#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 32140#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 32470#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 32872#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 31656#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:05,461 INFO L750 eck$LassoCheckResult]: Loop: 31656#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 31662#[L51-4, L89-4, L41-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 31656#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:05,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:05,461 INFO L85 PathProgramCache]: Analyzing trace with hash 973989592, now seen corresponding path program 3 times [2022-07-22 12:48:05,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:05,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516752289] [2022-07-22 12:48:05,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:05,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:05,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:05,476 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:05,486 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:05,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:05,487 INFO L85 PathProgramCache]: Analyzing trace with hash 15999, now seen corresponding path program 1 times [2022-07-22 12:48:05,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:05,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576649024] [2022-07-22 12:48:05,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:05,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:05,492 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:05,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:05,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:05,497 INFO L85 PathProgramCache]: Analyzing trace with hash -298857578, now seen corresponding path program 3 times [2022-07-22 12:48:05,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:05,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002522239] [2022-07-22 12:48:05,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:05,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:05,511 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:05,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:05,608 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:05,608 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:05,609 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:05,609 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:05,609 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:05,609 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:05,609 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:05,609 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:05,609 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration10_Loop [2022-07-22 12:48:05,609 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:05,609 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:05,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:05,750 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:05,750 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:05,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:05,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:05,751 INFO L229 MonitoredProcess]: Starting monitored process 152 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) [2022-07-22 12:48:05,763 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:05,763 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:05,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-07-22 12:48:05,784 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:05,785 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_19=3} Honda state: {v_rep#funAddr~thread4.offset_19=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:05,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:05,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:05,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:05,825 INFO L229 MonitoredProcess]: Starting monitored process 153 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) [2022-07-22 12:48:05,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:05,828 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:05,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-07-22 12:48:05,848 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:05,848 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Honda state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:05,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:05,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:05,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:05,888 INFO L229 MonitoredProcess]: Starting monitored process 154 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) [2022-07-22 12:48:05,890 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:05,890 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:05,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-07-22 12:48:05,912 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:05,912 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post2=0} Honda state: {thread1Thread1of1ForFork1_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:05,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:05,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:05,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:05,948 INFO L229 MonitoredProcess]: Starting monitored process 155 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) [2022-07-22 12:48:05,950 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:05,950 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:05,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-07-22 12:48:05,960 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:05,960 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post1=0} Honda state: {thread1Thread1of1ForFork1_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:05,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-07-22 12:48:05,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:05,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:05,983 INFO L229 MonitoredProcess]: Starting monitored process 156 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) [2022-07-22 12:48:05,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-07-22 12:48:05,985 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:05,985 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:05,998 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:05,998 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_19=-1} Honda state: {v_rep#funAddr~thread3.base_19=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-07-22 12:48:06,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,022 INFO L229 MonitoredProcess]: Starting monitored process 157 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) [2022-07-22 12:48:06,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-07-22 12:48:06,023 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,023 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,039 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,040 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_19=2} Honda state: {v_rep#funAddr~thread3.offset_19=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:06,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,064 INFO L229 MonitoredProcess]: Starting monitored process 158 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) [2022-07-22 12:48:06,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-07-22 12:48:06,065 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,065 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,081 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,082 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_19=1} Honda state: {v_rep#funAddr~thread2.offset_19=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2022-07-22 12:48:06,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,105 INFO L229 MonitoredProcess]: Starting monitored process 159 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) [2022-07-22 12:48:06,110 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,110 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-07-22 12:48:06,125 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,126 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_19=-1} Honda state: {v_rep#funAddr~thread4.base_19=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,148 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:06,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,150 INFO L229 MonitoredProcess]: Starting monitored process 160 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) [2022-07-22 12:48:06,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,152 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-07-22 12:48:06,168 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,169 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter1~0=0} Honda state: {~counter1~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2022-07-22 12:48:06,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,192 INFO L229 MonitoredProcess]: Starting monitored process 161 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) [2022-07-22 12:48:06,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-07-22 12:48:06,214 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,214 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,227 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,227 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_19=0} Honda state: {v_rep#funAddr~thread1.offset_19=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:06,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,250 INFO L229 MonitoredProcess]: Starting monitored process 162 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) [2022-07-22 12:48:06,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-07-22 12:48:06,252 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,252 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,266 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,266 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_19=-1} Honda state: {v_rep#funAddr~thread2.base_19=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:06,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,289 INFO L229 MonitoredProcess]: Starting monitored process 163 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) [2022-07-22 12:48:06,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-07-22 12:48:06,290 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,290 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,299 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,299 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2022-07-22 12:48:06,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,322 INFO L229 MonitoredProcess]: Starting monitored process 164 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) [2022-07-22 12:48:06,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-07-22 12:48:06,323 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,323 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,338 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,338 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_19=-1} Honda state: {v_rep#funAddr~thread1.base_19=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:06,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,361 INFO L229 MonitoredProcess]: Starting monitored process 165 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) [2022-07-22 12:48:06,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-07-22 12:48:06,362 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,371 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:06,371 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:06,394 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:06,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,395 INFO L229 MonitoredProcess]: Starting monitored process 166 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) [2022-07-22 12:48:06,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-07-22 12:48:06,396 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:06,397 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:06,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,429 INFO L229 MonitoredProcess]: Starting monitored process 167 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) [2022-07-22 12:48:06,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-07-22 12:48:06,430 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:06,431 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:06,708 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:06,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:06,711 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:06,711 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:06,711 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:06,711 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:06,711 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:06,711 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,711 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:06,711 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:06,712 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration10_Loop [2022-07-22 12:48:06,712 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:06,712 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:06,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:06,869 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:06,869 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:06,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,871 INFO L229 MonitoredProcess]: Starting monitored process 168 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) [2022-07-22 12:48:06,883 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 [2022-07-22 12:48:06,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:06,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:06,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:06,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:06,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:06,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:06,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:06,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-07-22 12:48:06,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:06,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2022-07-22 12:48:06,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,928 INFO L229 MonitoredProcess]: Starting monitored process 169 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) [2022-07-22 12:48:06,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-07-22 12:48:06,929 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 [2022-07-22 12:48:06,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:06,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:06,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:06,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:06,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:06,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:06,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:06,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2022-07-22 12:48:06,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:06,966 INFO L229 MonitoredProcess]: Starting monitored process 170 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) [2022-07-22 12:48:06,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2022-07-22 12:48:06,967 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 [2022-07-22 12:48:06,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:06,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:06,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:06,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:06,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:06,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:06,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:06,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:06,998 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Ended with exit code 0 [2022-07-22 12:48:06,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:06,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,000 INFO L229 MonitoredProcess]: Starting monitored process 171 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) [2022-07-22 12:48:07,002 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 [2022-07-22 12:48:07,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:07,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:07,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2022-07-22 12:48:07,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,061 INFO L229 MonitoredProcess]: Starting monitored process 172 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) [2022-07-22 12:48:07,063 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 [2022-07-22 12:48:07,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:07,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:07,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-07-22 12:48:07,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,122 INFO L229 MonitoredProcess]: Starting monitored process 173 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) [2022-07-22 12:48:07,124 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 [2022-07-22 12:48:07,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-07-22 12:48:07,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:07,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:07,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,173 INFO L229 MonitoredProcess]: Starting monitored process 174 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) [2022-07-22 12:48:07,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-07-22 12:48:07,174 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 [2022-07-22 12:48:07,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:07,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:07,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:07,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,211 INFO L229 MonitoredProcess]: Starting monitored process 175 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) [2022-07-22 12:48:07,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-07-22 12:48:07,212 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 [2022-07-22 12:48:07,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:07,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:07,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:07,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,246 INFO L229 MonitoredProcess]: Starting monitored process 176 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) [2022-07-22 12:48:07,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-07-22 12:48:07,247 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 [2022-07-22 12:48:07,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:07,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:07,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,283 INFO L229 MonitoredProcess]: Starting monitored process 177 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) [2022-07-22 12:48:07,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-07-22 12:48:07,284 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 [2022-07-22 12:48:07,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:07,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:07,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:07,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,337 INFO L229 MonitoredProcess]: Starting monitored process 178 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) [2022-07-22 12:48:07,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-07-22 12:48:07,338 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 [2022-07-22 12:48:07,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:07,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:07,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2022-07-22 12:48:07,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,374 INFO L229 MonitoredProcess]: Starting monitored process 179 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) [2022-07-22 12:48:07,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-07-22 12:48:07,375 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 [2022-07-22 12:48:07,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:07,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:07,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,409 INFO L229 MonitoredProcess]: Starting monitored process 180 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) [2022-07-22 12:48:07,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-07-22 12:48:07,411 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 [2022-07-22 12:48:07,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:07,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:07,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:07,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,445 INFO L229 MonitoredProcess]: Starting monitored process 181 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) [2022-07-22 12:48:07,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-07-22 12:48:07,446 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 [2022-07-22 12:48:07,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:07,454 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:07,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:07,480 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2022-07-22 12:48:07,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,481 INFO L229 MonitoredProcess]: Starting monitored process 182 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) [2022-07-22 12:48:07,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-07-22 12:48:07,482 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 [2022-07-22 12:48:07,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:07,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:07,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:07,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:07,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:07,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:07,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:07,493 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:07,496 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:07,496 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:48:07,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:07,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:07,497 INFO L229 MonitoredProcess]: Starting monitored process 183 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) [2022-07-22 12:48:07,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-07-22 12:48:07,498 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:07,498 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:07,498 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:07,498 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork3_~i~1#1, ~N~0) = -1*thread2Thread1of1ForFork3_~i~1#1 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:07,521 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:07,521 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:07,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:07,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:07,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:07,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:07,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:07,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:07,584 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:07,584 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1312 states and 6223 transitions. cyclomatic complexity: 5530 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-07-22 12:48:07,727 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1312 states and 6223 transitions. cyclomatic complexity: 5530. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 3426 states and 17129 transitions. Complement of second has 5 states. [2022-07-22 12:48:07,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-07-22 12:48:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 66 transitions. [2022-07-22 12:48:07,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 66 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:48:07,731 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:07,731 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 66 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:07,731 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:07,731 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 66 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 12:48:07,731 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:07,731 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3426 states and 17129 transitions. [2022-07-22 12:48:07,796 INFO L131 ngComponentsAnalysis]: Automaton has 512 accepting balls. 678 [2022-07-22 12:48:07,855 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3426 states to 2876 states and 14080 transitions. [2022-07-22 12:48:07,855 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1588 [2022-07-22 12:48:07,865 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1791 [2022-07-22 12:48:07,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2876 states and 14080 transitions. [2022-07-22 12:48:07,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:07,866 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2876 states and 14080 transitions. [2022-07-22 12:48:07,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2876 states and 14080 transitions. [2022-07-22 12:48:07,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2876 to 1726. [2022-07-22 12:48:07,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1726 states, 1726 states have (on average 5.190034762456547) internal successors, (8958), 1725 states have internal predecessors, (8958), 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) [2022-07-22 12:48:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1726 states and 8958 transitions. [2022-07-22 12:48:07,959 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1726 states and 8958 transitions. [2022-07-22 12:48:07,959 INFO L425 stractBuchiCegarLoop]: Abstraction has 1726 states and 8958 transitions. [2022-07-22 12:48:07,959 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-22 12:48:07,959 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1726 states and 8958 transitions. [2022-07-22 12:48:08,018 INFO L131 ngComponentsAnalysis]: Automaton has 340 accepting balls. 461 [2022-07-22 12:48:08,018 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:08,018 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:08,021 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:08,021 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:08,022 INFO L748 eck$LassoCheckResult]: Stem: 39066#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 38908#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 37454#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 37456#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 38232#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 38238#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 38560#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 38950#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 39636#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:08,022 INFO L750 eck$LassoCheckResult]: Loop: 39636#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 39634#[L51-4, L89-4, L41-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 39636#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:08,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:08,023 INFO L85 PathProgramCache]: Analyzing trace with hash 124324640, now seen corresponding path program 4 times [2022-07-22 12:48:08,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:08,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427352852] [2022-07-22 12:48:08,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:08,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:08,056 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:08,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:08,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:08,087 INFO L85 PathProgramCache]: Analyzing trace with hash 15999, now seen corresponding path program 2 times [2022-07-22 12:48:08,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:08,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156308688] [2022-07-22 12:48:08,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:08,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:08,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2022-07-22 12:48:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:08,100 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:08,107 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:08,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:08,108 INFO L85 PathProgramCache]: Analyzing trace with hash -783090210, now seen corresponding path program 4 times [2022-07-22 12:48:08,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:08,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434105793] [2022-07-22 12:48:08,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:08,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:08,122 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:08,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:08,202 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:08,202 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:08,202 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:08,202 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:08,202 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:08,202 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,202 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:08,202 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:08,202 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration11_Loop [2022-07-22 12:48:08,203 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:08,203 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:08,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,337 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:08,337 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:08,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,339 INFO L229 MonitoredProcess]: Starting monitored process 184 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) [2022-07-22 12:48:08,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2022-07-22 12:48:08,341 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:08,341 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:08,355 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:08,355 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Honda state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:08,376 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2022-07-22 12:48:08,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,377 INFO L229 MonitoredProcess]: Starting monitored process 185 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) [2022-07-22 12:48:08,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2022-07-22 12:48:08,378 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:08,378 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:08,391 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:08,391 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_21=0} Honda state: {v_rep#funAddr~thread1.offset_21=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:08,412 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2022-07-22 12:48:08,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,413 INFO L229 MonitoredProcess]: Starting monitored process 186 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) [2022-07-22 12:48:08,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2022-07-22 12:48:08,414 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:08,414 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:08,422 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:08,423 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:08,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2022-07-22 12:48:08,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,447 INFO L229 MonitoredProcess]: Starting monitored process 187 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) [2022-07-22 12:48:08,449 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:08,449 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:08,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2022-07-22 12:48:08,463 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:08,464 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_21=-1} Honda state: {v_rep#funAddr~thread2.base_21=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:08,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2022-07-22 12:48:08,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,487 INFO L229 MonitoredProcess]: Starting monitored process 188 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) [2022-07-22 12:48:08,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2022-07-22 12:48:08,488 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:08,488 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:08,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:08,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,518 INFO L229 MonitoredProcess]: Starting monitored process 189 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) [2022-07-22 12:48:08,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2022-07-22 12:48:08,519 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:08,519 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:08,730 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:08,732 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:08,732 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:08,733 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:08,733 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:08,733 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:08,733 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:08,733 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,733 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:08,733 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:08,733 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration11_Loop [2022-07-22 12:48:08,733 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:08,733 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:08,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:08,872 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:08,872 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:08,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,874 INFO L229 MonitoredProcess]: Starting monitored process 190 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) [2022-07-22 12:48:08,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2022-07-22 12:48:08,876 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 [2022-07-22 12:48:08,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:08,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:08,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:08,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:08,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:08,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:08,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:08,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:08,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:08,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,907 INFO L229 MonitoredProcess]: Starting monitored process 191 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) [2022-07-22 12:48:08,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2022-07-22 12:48:08,908 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 [2022-07-22 12:48:08,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:08,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:08,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:08,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:08,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:08,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:08,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:08,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2022-07-22 12:48:08,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,940 INFO L229 MonitoredProcess]: Starting monitored process 192 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) [2022-07-22 12:48:08,945 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2022-07-22 12:48:08,945 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 [2022-07-22 12:48:08,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:08,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:08,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:08,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:08,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:08,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:08,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:08,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:08,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2022-07-22 12:48:08,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:08,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:08,978 INFO L229 MonitoredProcess]: Starting monitored process 193 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) [2022-07-22 12:48:08,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2022-07-22 12:48:08,978 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 [2022-07-22 12:48:08,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:08,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:08,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:08,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:08,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:08,986 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:08,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:09,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:09,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:09,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:09,013 INFO L229 MonitoredProcess]: Starting monitored process 194 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) [2022-07-22 12:48:09,015 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 [2022-07-22 12:48:09,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2022-07-22 12:48:09,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:09,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:09,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:09,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:09,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:09,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:09,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:09,026 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:09,030 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:09,030 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:09,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:09,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:09,031 INFO L229 MonitoredProcess]: Starting monitored process 195 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) [2022-07-22 12:48:09,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2022-07-22 12:48:09,033 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:09,033 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:09,033 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:09,033 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork3_~i~1#1, ~N~0) = -1*thread2Thread1of1ForFork3_~i~1#1 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:09,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2022-07-22 12:48:09,056 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:09,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:09,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:09,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:09,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:09,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:09,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:09,115 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:09,115 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1726 states and 8958 transitions. cyclomatic complexity: 7997 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:09,246 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1726 states and 8958 transitions. cyclomatic complexity: 7997. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 3722 states and 18887 transitions. Complement of second has 5 states. [2022-07-22 12:48:09,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:09,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:09,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 66 transitions. [2022-07-22 12:48:09,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 66 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:48:09,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:09,248 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:09,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:09,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:09,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:09,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:09,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:09,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:09,298 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:09,298 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1726 states and 8958 transitions. cyclomatic complexity: 7997 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:09,408 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1726 states and 8958 transitions. cyclomatic complexity: 7997. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 3722 states and 18887 transitions. Complement of second has 5 states. [2022-07-22 12:48:09,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:09,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:09,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 66 transitions. [2022-07-22 12:48:09,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 66 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:48:09,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:09,410 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:09,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:09,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:09,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:09,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:09,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:09,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:09,457 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:09,457 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1726 states and 8958 transitions. cyclomatic complexity: 7997 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:09,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:09,655 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1726 states and 8958 transitions. cyclomatic complexity: 7997. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 4517 states and 23780 transitions. Complement of second has 7 states. [2022-07-22 12:48:09,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:09,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 68 transitions. [2022-07-22 12:48:09,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 68 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:48:09,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:09,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 68 transitions. Stem has 10 letters. Loop has 2 letters. [2022-07-22 12:48:09,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:09,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 68 transitions. Stem has 8 letters. Loop has 4 letters. [2022-07-22 12:48:09,658 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:09,658 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4517 states and 23780 transitions. [2022-07-22 12:48:09,754 INFO L131 ngComponentsAnalysis]: Automaton has 524 accepting balls. 769 [2022-07-22 12:48:09,806 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4517 states to 3287 states and 16641 transitions. [2022-07-22 12:48:09,807 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1556 [2022-07-22 12:48:09,816 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1895 [2022-07-22 12:48:09,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3287 states and 16641 transitions. [2022-07-22 12:48:09,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:09,817 INFO L220 hiAutomatonCegarLoop]: Abstraction has 3287 states and 16641 transitions. [2022-07-22 12:48:09,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3287 states and 16641 transitions. [2022-07-22 12:48:09,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3287 to 1670. [2022-07-22 12:48:09,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1670 states, 1670 states have (on average 5.144311377245509) internal successors, (8591), 1669 states have internal predecessors, (8591), 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) [2022-07-22 12:48:09,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1670 states and 8591 transitions. [2022-07-22 12:48:09,905 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1670 states and 8591 transitions. [2022-07-22 12:48:09,905 INFO L425 stractBuchiCegarLoop]: Abstraction has 1670 states and 8591 transitions. [2022-07-22 12:48:09,905 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-22 12:48:09,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1670 states and 8591 transitions. [2022-07-22 12:48:09,923 INFO L131 ngComponentsAnalysis]: Automaton has 350 accepting balls. 431 [2022-07-22 12:48:09,923 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:09,923 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:09,924 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:09,924 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:09,924 INFO L748 eck$LassoCheckResult]: Stem: 54646#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 54482#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 52980#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 52982#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 53784#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 53790#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 54950#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 54946#[L51-4, L89-4, L41-4]don't care [461] L41-4-->thread1EXIT: Formula: (and (not (< v_thread1Thread1of1ForFork1_~i~0_21 v_~N~0_37)) (= |v_thread1Thread1of1ForFork1_#res.base_9| 0) (= |v_thread1Thread1of1ForFork1_#res.offset_9| 0)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_21, ~N~0=v_~N~0_37} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_9|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_21, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_9|, ~N~0=v_~N~0_37} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#res.offset] 54988#[thread1EXIT, L51-4, L89-4]don't care [2022-07-22 12:48:09,925 INFO L750 eck$LassoCheckResult]: Loop: 54988#[thread1EXIT, L51-4, L89-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 54988#[thread1EXIT, L51-4, L89-4]don't care [2022-07-22 12:48:09,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:09,925 INFO L85 PathProgramCache]: Analyzing trace with hash 124324631, now seen corresponding path program 1 times [2022-07-22 12:48:09,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:09,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466972490] [2022-07-22 12:48:09,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:09,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:09,936 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:09,946 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:09,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:09,946 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 4 times [2022-07-22 12:48:09,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:09,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617777576] [2022-07-22 12:48:09,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:09,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:09,951 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:09,954 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:09,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:09,955 INFO L85 PathProgramCache]: Analyzing trace with hash -440903267, now seen corresponding path program 1 times [2022-07-22 12:48:09,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:09,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071245135] [2022-07-22 12:48:09,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:09,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:09,967 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:09,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:10,017 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:10,018 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:10,018 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:10,018 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:10,018 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:10,018 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,018 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:10,018 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:10,018 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration12_Loop [2022-07-22 12:48:10,018 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:10,018 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:10,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,124 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:10,124 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:10,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,126 INFO L229 MonitoredProcess]: Starting monitored process 196 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) [2022-07-22 12:48:10,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2022-07-22 12:48:10,130 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:10,130 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:10,138 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:10,138 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:10,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:10,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,160 INFO L229 MonitoredProcess]: Starting monitored process 197 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) [2022-07-22 12:48:10,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2022-07-22 12:48:10,162 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:10,162 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:10,176 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:10,176 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_23=0} Honda state: {v_rep#funAddr~thread1.offset_23=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:10,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:10,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,199 INFO L229 MonitoredProcess]: Starting monitored process 198 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) [2022-07-22 12:48:10,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2022-07-22 12:48:10,200 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:10,200 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:10,214 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:10,214 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_23=-1} Honda state: {v_rep#funAddr~thread1.base_23=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:10,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2022-07-22 12:48:10,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,236 INFO L229 MonitoredProcess]: Starting monitored process 199 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) [2022-07-22 12:48:10,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2022-07-22 12:48:10,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:10,237 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:10,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2022-07-22 12:48:10,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,271 INFO L229 MonitoredProcess]: Starting monitored process 200 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) [2022-07-22 12:48:10,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2022-07-22 12:48:10,271 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:10,272 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:10,411 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:10,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Ended with exit code 0 [2022-07-22 12:48:10,414 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:10,414 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:10,414 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:10,414 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:10,414 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:10,414 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,414 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:10,414 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:10,414 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration12_Loop [2022-07-22 12:48:10,414 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:10,414 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:10,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:10,535 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:10,535 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:10,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,537 INFO L229 MonitoredProcess]: Starting monitored process 201 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) [2022-07-22 12:48:10,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2022-07-22 12:48:10,538 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 [2022-07-22 12:48:10,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:10,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:10,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:10,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:10,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:10,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:10,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:10,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:10,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:10,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,570 INFO L229 MonitoredProcess]: Starting monitored process 202 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) [2022-07-22 12:48:10,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2022-07-22 12:48:10,571 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 [2022-07-22 12:48:10,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:10,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:10,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:10,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:10,579 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:10,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:10,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:10,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:10,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,606 INFO L229 MonitoredProcess]: Starting monitored process 203 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) [2022-07-22 12:48:10,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2022-07-22 12:48:10,607 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 [2022-07-22 12:48:10,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:10,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:10,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:10,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:10,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:10,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:10,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:10,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Ended with exit code 0 [2022-07-22 12:48:10,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,642 INFO L229 MonitoredProcess]: Starting monitored process 204 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) [2022-07-22 12:48:10,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2022-07-22 12:48:10,643 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 [2022-07-22 12:48:10,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:10,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:10,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:10,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:10,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:10,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:10,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:10,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2022-07-22 12:48:10,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,684 INFO L229 MonitoredProcess]: Starting monitored process 205 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) [2022-07-22 12:48:10,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2022-07-22 12:48:10,685 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 [2022-07-22 12:48:10,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:10,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:10,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:10,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:10,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:10,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:10,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:10,695 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:10,698 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:10,698 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:10,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:10,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:10,699 INFO L229 MonitoredProcess]: Starting monitored process 206 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) [2022-07-22 12:48:10,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2022-07-22 12:48:10,700 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:10,700 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:10,700 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:10,700 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread2Thread1of1ForFork3_~i~1#1) = 1*~N~0 - 1*thread2Thread1of1ForFork3_~i~1#1 Supporting invariants [] [2022-07-22 12:48:10,722 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Ended with exit code 0 [2022-07-22 12:48:10,723 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:10,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:10,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:10,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:10,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:10,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:10,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:10,770 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:10,771 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1670 states and 8591 transitions. cyclomatic complexity: 7695 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:10,867 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1670 states and 8591 transitions. cyclomatic complexity: 7695. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 2159 states and 10637 transitions. Complement of second has 3 states. [2022-07-22 12:48:10,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:10,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:10,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2022-07-22 12:48:10,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:48:10,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:10,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:10,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:10,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:48:10,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:10,871 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2159 states and 10637 transitions. [2022-07-22 12:48:10,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:10,925 INFO L131 ngComponentsAnalysis]: Automaton has 349 accepting balls. 430 [2022-07-22 12:48:10,952 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2159 states to 2159 states and 10637 transitions. [2022-07-22 12:48:10,952 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1153 [2022-07-22 12:48:10,958 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1319 [2022-07-22 12:48:10,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2159 states and 10637 transitions. [2022-07-22 12:48:10,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:10,958 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2159 states and 10637 transitions. [2022-07-22 12:48:10,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states and 10637 transitions. [2022-07-22 12:48:11,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1734. [2022-07-22 12:48:11,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1734 states, 1734 states have (on average 5.096885813148789) internal successors, (8838), 1733 states have internal predecessors, (8838), 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) [2022-07-22 12:48:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1734 states and 8838 transitions. [2022-07-22 12:48:11,028 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1734 states and 8838 transitions. [2022-07-22 12:48:11,028 INFO L425 stractBuchiCegarLoop]: Abstraction has 1734 states and 8838 transitions. [2022-07-22 12:48:11,029 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-07-22 12:48:11,029 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1734 states and 8838 transitions. [2022-07-22 12:48:11,047 INFO L131 ngComponentsAnalysis]: Automaton has 349 accepting balls. 430 [2022-07-22 12:48:11,047 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:11,047 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:11,048 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:11,048 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2] [2022-07-22 12:48:11,049 INFO L748 eck$LassoCheckResult]: Stem: 60302#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 60078#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 58522#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 58524#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 59302#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 59308#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 60594#[L89-4, thread2ENTRY, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 59882#[L90-3, L41-4, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 59162#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [2022-07-22 12:48:11,049 INFO L750 eck$LassoCheckResult]: Loop: 59162#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 59158#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 59162#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [2022-07-22 12:48:11,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:11,049 INFO L85 PathProgramCache]: Analyzing trace with hash 124328545, now seen corresponding path program 1 times [2022-07-22 12:48:11,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:11,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958403816] [2022-07-22 12:48:11,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:11,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:11,063 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:11,075 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:11,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:11,076 INFO L85 PathProgramCache]: Analyzing trace with hash 16001, now seen corresponding path program 6 times [2022-07-22 12:48:11,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:11,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088634186] [2022-07-22 12:48:11,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:11,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:11,081 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:11,084 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:11,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:11,085 INFO L85 PathProgramCache]: Analyzing trace with hash -779337503, now seen corresponding path program 2 times [2022-07-22 12:48:11,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:11,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129024803] [2022-07-22 12:48:11,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:11,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:11,100 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:11,119 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:11,144 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:11,144 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:11,144 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:11,145 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:11,145 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:11,145 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,145 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:11,145 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:11,145 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration13_Loop [2022-07-22 12:48:11,145 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:11,145 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:11,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,232 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:11,232 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:11,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,233 INFO L229 MonitoredProcess]: Starting monitored process 207 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) [2022-07-22 12:48:11,241 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:11,241 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:11,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2022-07-22 12:48:11,255 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:11,255 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_25=-1} Honda state: {v_rep#funAddr~thread4.base_25=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:11,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:11,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,277 INFO L229 MonitoredProcess]: Starting monitored process 208 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) [2022-07-22 12:48:11,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2022-07-22 12:48:11,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:11,278 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:11,292 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:11,292 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_25=-1} Honda state: {v_rep#funAddr~thread1.base_25=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:11,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:11,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,314 INFO L229 MonitoredProcess]: Starting monitored process 209 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) [2022-07-22 12:48:11,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2022-07-22 12:48:11,316 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:11,316 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:11,332 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:11,333 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_25=-1} Honda state: {v_rep#funAddr~thread3.base_25=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:11,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Ended with exit code 0 [2022-07-22 12:48:11,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,355 INFO L229 MonitoredProcess]: Starting monitored process 210 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) [2022-07-22 12:48:11,356 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:11,356 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:11,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2022-07-22 12:48:11,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2022-07-22 12:48:11,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,387 INFO L229 MonitoredProcess]: Starting monitored process 211 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) [2022-07-22 12:48:11,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2022-07-22 12:48:11,388 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:11,388 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:11,521 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:11,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Ended with exit code 0 [2022-07-22 12:48:11,523 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:11,524 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:11,524 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:11,524 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:11,524 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:11,524 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,524 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:11,524 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:11,524 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration13_Loop [2022-07-22 12:48:11,524 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:11,524 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:11,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:11,628 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:11,628 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:11,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,629 INFO L229 MonitoredProcess]: Starting monitored process 212 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) [2022-07-22 12:48:11,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2022-07-22 12:48:11,631 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 [2022-07-22 12:48:11,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:11,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:11,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:11,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:11,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:11,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:11,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:11,665 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:11,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,666 INFO L229 MonitoredProcess]: Starting monitored process 213 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) [2022-07-22 12:48:11,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2022-07-22 12:48:11,667 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 [2022-07-22 12:48:11,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:11,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:11,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:11,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:11,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:11,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:11,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:11,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:11,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,702 INFO L229 MonitoredProcess]: Starting monitored process 214 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) [2022-07-22 12:48:11,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2022-07-22 12:48:11,702 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 [2022-07-22 12:48:11,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:11,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:11,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:11,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:11,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:11,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:11,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:11,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Ended with exit code 0 [2022-07-22 12:48:11,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,737 INFO L229 MonitoredProcess]: Starting monitored process 215 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) [2022-07-22 12:48:11,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2022-07-22 12:48:11,738 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 [2022-07-22 12:48:11,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:11,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:11,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:11,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:11,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:11,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:11,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:11,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Ended with exit code 0 [2022-07-22 12:48:11,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,771 INFO L229 MonitoredProcess]: Starting monitored process 216 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) [2022-07-22 12:48:11,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2022-07-22 12:48:11,772 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 [2022-07-22 12:48:11,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:11,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:11,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:11,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:11,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:11,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:11,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:11,782 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:11,785 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:11,785 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:11,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:11,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:11,786 INFO L229 MonitoredProcess]: Starting monitored process 217 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) [2022-07-22 12:48:11,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2022-07-22 12:48:11,787 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:11,789 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:11,789 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:11,789 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-22 12:48:11,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:11,811 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:11,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:11,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:11,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:11,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:48:11,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:11,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:11,878 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:11,878 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1734 states and 8838 transitions. cyclomatic complexity: 7885 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:11,926 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1734 states and 8838 transitions. cyclomatic complexity: 7885. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 1801 states and 9147 transitions. Complement of second has 3 states. [2022-07-22 12:48:11,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:11,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 13 transitions. [2022-07-22 12:48:11,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:48:11,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:11,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 10 letters. Loop has 2 letters. [2022-07-22 12:48:11,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:11,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 8 letters. Loop has 4 letters. [2022-07-22 12:48:11,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:11,928 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1801 states and 9147 transitions. [2022-07-22 12:48:11,957 INFO L131 ngComponentsAnalysis]: Automaton has 347 accepting balls. 426 [2022-07-22 12:48:11,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1801 states to 1801 states and 9147 transitions. [2022-07-22 12:48:11,980 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1084 [2022-07-22 12:48:11,984 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1106 [2022-07-22 12:48:11,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1801 states and 9147 transitions. [2022-07-22 12:48:11,985 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:11,985 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1801 states and 9147 transitions. [2022-07-22 12:48:11,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states and 9147 transitions. [2022-07-22 12:48:12,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 1739. [2022-07-22 12:48:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1739 states, 1739 states have (on average 5.096032202415181) internal successors, (8862), 1738 states have internal predecessors, (8862), 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) [2022-07-22 12:48:12,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1739 states and 8862 transitions. [2022-07-22 12:48:12,051 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1739 states and 8862 transitions. [2022-07-22 12:48:12,051 INFO L425 stractBuchiCegarLoop]: Abstraction has 1739 states and 8862 transitions. [2022-07-22 12:48:12,051 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-07-22 12:48:12,052 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1739 states and 8862 transitions. [2022-07-22 12:48:12,121 INFO L131 ngComponentsAnalysis]: Automaton has 347 accepting balls. 426 [2022-07-22 12:48:12,121 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:12,121 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:12,122 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:12,122 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2] [2022-07-22 12:48:12,126 INFO L748 eck$LassoCheckResult]: Stem: 65640#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 65446#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 63850#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 63852#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 64676#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 65042#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 65496#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 65832#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 64146#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:12,126 INFO L750 eck$LassoCheckResult]: Loop: 64146#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 64150#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 64146#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:12,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:12,127 INFO L85 PathProgramCache]: Analyzing trace with hash 128906750, now seen corresponding path program 5 times [2022-07-22 12:48:12,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:12,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778208530] [2022-07-22 12:48:12,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:12,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:12,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:12,153 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:12,163 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:12,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:12,164 INFO L85 PathProgramCache]: Analyzing trace with hash 16001, now seen corresponding path program 7 times [2022-07-22 12:48:12,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:12,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359442160] [2022-07-22 12:48:12,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:12,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:12,169 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:12,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:12,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:12,173 INFO L85 PathProgramCache]: Analyzing trace with hash -674649794, now seen corresponding path program 6 times [2022-07-22 12:48:12,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:12,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258552739] [2022-07-22 12:48:12,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:12,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:12,185 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:12,196 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:12,222 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:12,223 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:12,223 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:12,223 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:12,223 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:12,223 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,223 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:12,223 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:12,223 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration14_Loop [2022-07-22 12:48:12,223 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:12,224 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:12,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,320 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:12,320 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:12,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:12,321 INFO L229 MonitoredProcess]: Starting monitored process 218 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) [2022-07-22 12:48:12,331 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:12,331 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:12,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2022-07-22 12:48:12,350 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:12,350 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_27=3} Honda state: {v_rep#funAddr~thread4.offset_27=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:12,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:12,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:12,375 INFO L229 MonitoredProcess]: Starting monitored process 219 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) [2022-07-22 12:48:12,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2022-07-22 12:48:12,376 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:12,376 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:12,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:12,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:12,406 INFO L229 MonitoredProcess]: Starting monitored process 220 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) [2022-07-22 12:48:12,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2022-07-22 12:48:12,407 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:12,408 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:12,537 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:12,540 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2022-07-22 12:48:12,540 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:12,540 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:12,540 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:12,540 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:12,540 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:12,540 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,540 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:12,540 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:12,540 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration14_Loop [2022-07-22 12:48:12,541 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:12,541 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:12,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:12,645 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:12,645 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:12,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:12,647 INFO L229 MonitoredProcess]: Starting monitored process 221 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) [2022-07-22 12:48:12,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2022-07-22 12:48:12,648 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 [2022-07-22 12:48:12,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:12,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:12,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:12,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:12,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:12,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:12,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:12,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:12,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:12,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:12,679 INFO L229 MonitoredProcess]: Starting monitored process 222 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) [2022-07-22 12:48:12,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2022-07-22 12:48:12,680 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 [2022-07-22 12:48:12,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:12,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:12,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:12,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:12,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:12,688 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:12,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:12,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:12,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:12,716 INFO L229 MonitoredProcess]: Starting monitored process 223 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) [2022-07-22 12:48:12,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2022-07-22 12:48:12,717 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 [2022-07-22 12:48:12,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:12,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:12,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:12,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:12,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:12,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:12,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:12,726 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:12,729 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:12,729 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:12,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:12,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:12,730 INFO L229 MonitoredProcess]: Starting monitored process 224 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) [2022-07-22 12:48:12,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2022-07-22 12:48:12,731 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:12,731 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:12,731 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:12,732 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-22 12:48:12,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Ended with exit code 0 [2022-07-22 12:48:12,754 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:12,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:12,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:12,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:12,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:48:12,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:12,811 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:12,811 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1739 states and 8862 transitions. cyclomatic complexity: 7905 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:12,895 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1739 states and 8862 transitions. cyclomatic complexity: 7905. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 2656 states and 13404 transitions. Complement of second has 3 states. [2022-07-22 12:48:12,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 27 transitions. [2022-07-22 12:48:12,896 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:48:12,897 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:12,897 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 10 letters. Loop has 2 letters. [2022-07-22 12:48:12,897 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:12,897 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 8 letters. Loop has 4 letters. [2022-07-22 12:48:12,897 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:12,897 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2656 states and 13404 transitions. [2022-07-22 12:48:12,937 INFO L131 ngComponentsAnalysis]: Automaton has 415 accepting balls. 494 [2022-07-22 12:48:12,970 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2656 states to 2652 states and 13388 transitions. [2022-07-22 12:48:12,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1378 [2022-07-22 12:48:12,976 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1475 [2022-07-22 12:48:12,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2652 states and 13388 transitions. [2022-07-22 12:48:12,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:12,977 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2652 states and 13388 transitions. [2022-07-22 12:48:12,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2652 states and 13388 transitions. [2022-07-22 12:48:13,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2652 to 1990. [2022-07-22 12:48:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1990 states, 1990 states have (on average 5.148743718592965) internal successors, (10246), 1989 states have internal predecessors, (10246), 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) [2022-07-22 12:48:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1990 states and 10246 transitions. [2022-07-22 12:48:13,059 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1990 states and 10246 transitions. [2022-07-22 12:48:13,060 INFO L425 stractBuchiCegarLoop]: Abstraction has 1990 states and 10246 transitions. [2022-07-22 12:48:13,060 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-07-22 12:48:13,060 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1990 states and 10246 transitions. [2022-07-22 12:48:13,081 INFO L131 ngComponentsAnalysis]: Automaton has 359 accepting balls. 438 [2022-07-22 12:48:13,081 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:13,081 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:13,082 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:13,082 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:13,083 INFO L748 eck$LassoCheckResult]: Stem: 71871#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 71643#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 70027#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 70031#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 71491#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 71543#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 70629#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 70631#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 70199#[thread1ENTRY, L62-4, L91-3, thread2ENTRY]don't care [2022-07-22 12:48:13,083 INFO L750 eck$LassoCheckResult]: Loop: 70199#[thread1ENTRY, L62-4, L91-3, thread2ENTRY]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 70199#[thread1ENTRY, L62-4, L91-3, thread2ENTRY]don't care [2022-07-22 12:48:13,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:13,083 INFO L85 PathProgramCache]: Analyzing trace with hash -126701484, now seen corresponding path program 1 times [2022-07-22 12:48:13,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:13,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593475401] [2022-07-22 12:48:13,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:13,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:13,099 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:13,111 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:13,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:13,111 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 2 times [2022-07-22 12:48:13,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:13,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431438079] [2022-07-22 12:48:13,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:13,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:13,115 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:13,118 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:13,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:13,119 INFO L85 PathProgramCache]: Analyzing trace with hash 367221768, now seen corresponding path program 1 times [2022-07-22 12:48:13,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:13,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516021675] [2022-07-22 12:48:13,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:13,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:13,135 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:13,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:13,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:13,168 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:13,168 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:13,168 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:13,168 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:13,168 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:13,168 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,168 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:13,168 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:13,168 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration15_Loop [2022-07-22 12:48:13,168 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:13,169 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:13,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,268 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:13,268 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:13,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:13,270 INFO L229 MonitoredProcess]: Starting monitored process 225 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) [2022-07-22 12:48:13,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2022-07-22 12:48:13,276 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:13,276 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:13,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:13,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:13,306 INFO L229 MonitoredProcess]: Starting monitored process 226 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) [2022-07-22 12:48:13,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2022-07-22 12:48:13,308 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:13,308 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:13,331 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:13,332 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter2~0=0} Honda state: {~counter2~0=0} Generalized eigenvectors: [{~counter2~0=-2}, {~counter2~0=4}, {~counter2~0=-1}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-22 12:48:13,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Ended with exit code 0 [2022-07-22 12:48:13,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:13,354 INFO L229 MonitoredProcess]: Starting monitored process 227 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) [2022-07-22 12:48:13,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2022-07-22 12:48:13,354 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:13,355 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:13,392 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:13,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:13,393 INFO L229 MonitoredProcess]: Starting monitored process 228 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) [2022-07-22 12:48:13,396 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:13,396 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:13,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2022-07-22 12:48:13,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:13,589 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:13,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Ended with exit code 0 [2022-07-22 12:48:13,592 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:13,592 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:13,592 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:13,592 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:13,592 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:13,592 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,592 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:13,592 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:13,592 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration15_Loop [2022-07-22 12:48:13,592 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:13,592 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:13,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:13,698 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:13,698 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:13,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:13,699 INFO L229 MonitoredProcess]: Starting monitored process 229 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) [2022-07-22 12:48:13,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2022-07-22 12:48:13,701 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 [2022-07-22 12:48:13,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:13,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:13,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:13,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:13,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:13,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:13,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:13,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:13,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:13,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:13,735 INFO L229 MonitoredProcess]: Starting monitored process 230 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) [2022-07-22 12:48:13,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2022-07-22 12:48:13,736 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 [2022-07-22 12:48:13,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:13,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:13,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:13,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:13,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:13,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:13,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:13,747 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:13,750 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:13,750 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:13,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:13,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:13,751 INFO L229 MonitoredProcess]: Starting monitored process 231 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) [2022-07-22 12:48:13,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2022-07-22 12:48:13,753 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:13,753 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:13,753 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:13,753 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread3Thread1of1ForFork0_~i~2) = 1*~N~0 - 1*thread3Thread1of1ForFork0_~i~2 Supporting invariants [] [2022-07-22 12:48:13,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:13,777 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:13,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:13,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:13,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:13,827 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:13,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:13,828 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:13,828 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1990 states and 10246 transitions. cyclomatic complexity: 9112 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:13,894 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1990 states and 10246 transitions. cyclomatic complexity: 9112. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 2206 states and 11251 transitions. Complement of second has 3 states. [2022-07-22 12:48:13,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2022-07-22 12:48:13,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 17 transitions. [2022-07-22 12:48:13,895 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:48:13,895 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:13,895 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:13,895 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:13,896 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 8 letters. Loop has 2 letters. [2022-07-22 12:48:13,896 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:13,896 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2206 states and 11251 transitions. [2022-07-22 12:48:13,924 INFO L131 ngComponentsAnalysis]: Automaton has 358 accepting balls. 437 [2022-07-22 12:48:13,953 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2206 states to 2206 states and 11251 transitions. [2022-07-22 12:48:13,953 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1232 [2022-07-22 12:48:13,958 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1314 [2022-07-22 12:48:13,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2206 states and 11251 transitions. [2022-07-22 12:48:13,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:13,959 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2206 states and 11251 transitions. [2022-07-22 12:48:13,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2206 states and 11251 transitions. [2022-07-22 12:48:14,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2206 to 2025. [2022-07-22 12:48:14,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2025 states, 2025 states have (on average 5.151604938271605) internal successors, (10432), 2024 states have internal predecessors, (10432), 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) [2022-07-22 12:48:14,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 2025 states and 10432 transitions. [2022-07-22 12:48:14,039 INFO L242 hiAutomatonCegarLoop]: Abstraction has 2025 states and 10432 transitions. [2022-07-22 12:48:14,039 INFO L425 stractBuchiCegarLoop]: Abstraction has 2025 states and 10432 transitions. [2022-07-22 12:48:14,039 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-07-22 12:48:14,039 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2025 states and 10432 transitions. [2022-07-22 12:48:14,064 INFO L131 ngComponentsAnalysis]: Automaton has 358 accepting balls. 437 [2022-07-22 12:48:14,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:14,065 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:14,065 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:14,065 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:14,066 INFO L748 eck$LassoCheckResult]: Stem: 78150#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 77908#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 76248#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 76250#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 77090#[L41-4, L88-4]don't care [461] L41-4-->thread1EXIT: Formula: (and (not (< v_thread1Thread1of1ForFork1_~i~0_21 v_~N~0_37)) (= |v_thread1Thread1of1ForFork1_#res.base_9| 0) (= |v_thread1Thread1of1ForFork1_#res.offset_9| 0)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_21, ~N~0=v_~N~0_37} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_9|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_21, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_9|, ~N~0=v_~N~0_37} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#res.offset] 77094#[thread1EXIT, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 77486#[L89-3, thread1EXIT]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 79580#[thread1EXIT, L89-4, thread2ENTRY]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 79582#[thread1EXIT, L51-4, L89-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 79610#[thread1EXIT, L90-3, L51-4]don't care [2022-07-22 12:48:14,066 INFO L750 eck$LassoCheckResult]: Loop: 79610#[thread1EXIT, L90-3, L51-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 79610#[thread1EXIT, L90-3, L51-4]don't care [2022-07-22 12:48:14,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:14,067 INFO L85 PathProgramCache]: Analyzing trace with hash -453796782, now seen corresponding path program 1 times [2022-07-22 12:48:14,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:14,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091624707] [2022-07-22 12:48:14,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:14,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:14,082 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:14,095 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:14,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:14,096 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 5 times [2022-07-22 12:48:14,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:14,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367235783] [2022-07-22 12:48:14,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:14,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:14,100 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:14,104 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:14,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:14,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1182797886, now seen corresponding path program 1 times [2022-07-22 12:48:14,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:14,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138305509] [2022-07-22 12:48:14,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:14,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:14,120 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:14,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:14,176 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:14,176 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:14,176 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:14,176 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:14,176 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:14,176 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,176 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:14,176 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:14,177 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration16_Loop [2022-07-22 12:48:14,177 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:14,177 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:14,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,298 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:14,298 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:14,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,304 INFO L229 MonitoredProcess]: Starting monitored process 232 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) [2022-07-22 12:48:14,306 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:14,306 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:14,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2022-07-22 12:48:14,322 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:14,322 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_31=0} Honda state: {v_rep#funAddr~thread1.offset_31=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:14,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:14,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,345 INFO L229 MonitoredProcess]: Starting monitored process 233 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) [2022-07-22 12:48:14,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Waiting until timeout for monitored process [2022-07-22 12:48:14,346 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:14,346 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:14,360 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:14,360 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Honda state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:14,381 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:14,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,382 INFO L229 MonitoredProcess]: Starting monitored process 234 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) [2022-07-22 12:48:14,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Waiting until timeout for monitored process [2022-07-22 12:48:14,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:14,384 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:14,397 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:14,398 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_31=-1} Honda state: {v_rep#funAddr~thread2.base_31=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:14,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:14,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,420 INFO L229 MonitoredProcess]: Starting monitored process 235 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) [2022-07-22 12:48:14,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Waiting until timeout for monitored process [2022-07-22 12:48:14,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:14,421 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:14,434 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:14,435 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_31=-1} Honda state: {v_rep#funAddr~thread1.base_31=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:14,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:14,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,457 INFO L229 MonitoredProcess]: Starting monitored process 236 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) [2022-07-22 12:48:14,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Waiting until timeout for monitored process [2022-07-22 12:48:14,458 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:14,458 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:14,470 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:14,471 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_31=2} Honda state: {v_rep#funAddr~thread3.offset_31=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:14,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:14,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,493 INFO L229 MonitoredProcess]: Starting monitored process 237 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) [2022-07-22 12:48:14,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Waiting until timeout for monitored process [2022-07-22 12:48:14,494 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:14,494 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:14,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:14,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,525 INFO L229 MonitoredProcess]: Starting monitored process 238 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) [2022-07-22 12:48:14,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Waiting until timeout for monitored process [2022-07-22 12:48:14,526 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:14,526 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:14,669 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:14,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Ended with exit code 0 [2022-07-22 12:48:14,672 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:14,672 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:14,672 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:14,672 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:14,672 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:14,672 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,672 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:14,672 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:14,672 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration16_Loop [2022-07-22 12:48:14,672 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:14,672 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:14,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:14,806 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:14,806 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:14,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,807 INFO L229 MonitoredProcess]: Starting monitored process 239 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) [2022-07-22 12:48:14,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Waiting until timeout for monitored process [2022-07-22 12:48:14,809 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 [2022-07-22 12:48:14,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:14,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:14,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:14,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:14,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:14,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:14,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:14,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:14,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,844 INFO L229 MonitoredProcess]: Starting monitored process 240 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) [2022-07-22 12:48:14,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Waiting until timeout for monitored process [2022-07-22 12:48:14,845 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 [2022-07-22 12:48:14,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:14,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:14,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:14,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:14,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:14,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:14,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:14,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Ended with exit code 0 [2022-07-22 12:48:14,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,879 INFO L229 MonitoredProcess]: Starting monitored process 241 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) [2022-07-22 12:48:14,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Waiting until timeout for monitored process [2022-07-22 12:48:14,881 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 [2022-07-22 12:48:14,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:14,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:14,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:14,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:14,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:14,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:14,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:14,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:14,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Ended with exit code 0 [2022-07-22 12:48:14,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,913 INFO L229 MonitoredProcess]: Starting monitored process 242 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) [2022-07-22 12:48:14,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Waiting until timeout for monitored process [2022-07-22 12:48:14,914 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 [2022-07-22 12:48:14,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:14,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:14,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:14,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:14,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:14,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:14,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:14,947 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Ended with exit code 0 [2022-07-22 12:48:14,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,949 INFO L229 MonitoredProcess]: Starting monitored process 243 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) [2022-07-22 12:48:14,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Waiting until timeout for monitored process [2022-07-22 12:48:14,950 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 [2022-07-22 12:48:14,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:14,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:14,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:14,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:14,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:14,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:14,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:14,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Ended with exit code 0 [2022-07-22 12:48:14,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:14,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:14,985 INFO L229 MonitoredProcess]: Starting monitored process 244 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) [2022-07-22 12:48:14,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Waiting until timeout for monitored process [2022-07-22 12:48:14,987 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 [2022-07-22 12:48:14,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:14,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:14,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:14,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:14,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:14,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:14,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:15,021 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Ended with exit code 0 [2022-07-22 12:48:15,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:15,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:15,022 INFO L229 MonitoredProcess]: Starting monitored process 245 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) [2022-07-22 12:48:15,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Waiting until timeout for monitored process [2022-07-22 12:48:15,024 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 [2022-07-22 12:48:15,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:15,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:15,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:15,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:15,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:15,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:15,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:15,035 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:15,038 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:15,038 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:15,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:15,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:15,039 INFO L229 MonitoredProcess]: Starting monitored process 246 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) [2022-07-22 12:48:15,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Waiting until timeout for monitored process [2022-07-22 12:48:15,040 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:15,040 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:15,040 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:15,040 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread2Thread1of1ForFork3_~i~1#1, ~N~0) = -1*thread2Thread1of1ForFork3_~i~1#1 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:15,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Ended with exit code 0 [2022-07-22 12:48:15,062 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:15,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:15,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:15,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:15,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:15,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:15,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:15,115 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:15,115 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2025 states and 10432 transitions. cyclomatic complexity: 9269 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:15,227 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2025 states and 10432 transitions. cyclomatic complexity: 9269. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 2076 states and 10613 transitions. Complement of second has 3 states. [2022-07-22 12:48:15,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:15,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions. [2022-07-22 12:48:15,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:15,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:15,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:15,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:15,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:15,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:15,232 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2076 states and 10613 transitions. [2022-07-22 12:48:15,271 INFO L131 ngComponentsAnalysis]: Automaton has 356 accepting balls. 435 [2022-07-22 12:48:15,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:15,310 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2076 states to 2076 states and 10613 transitions. [2022-07-22 12:48:15,310 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1216 [2022-07-22 12:48:15,315 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1221 [2022-07-22 12:48:15,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2076 states and 10613 transitions. [2022-07-22 12:48:15,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:15,315 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2076 states and 10613 transitions. [2022-07-22 12:48:15,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states and 10613 transitions. [2022-07-22 12:48:15,373 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:15,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 2042. [2022-07-22 12:48:15,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2042 states, 2042 states have (on average 5.139079333986288) internal successors, (10494), 2041 states have internal predecessors, (10494), 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) [2022-07-22 12:48:15,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 2042 states and 10494 transitions. [2022-07-22 12:48:15,430 INFO L242 hiAutomatonCegarLoop]: Abstraction has 2042 states and 10494 transitions. [2022-07-22 12:48:15,430 INFO L425 stractBuchiCegarLoop]: Abstraction has 2042 states and 10494 transitions. [2022-07-22 12:48:15,430 INFO L332 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-07-22 12:48:15,430 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2042 states and 10494 transitions. [2022-07-22 12:48:15,460 INFO L131 ngComponentsAnalysis]: Automaton has 356 accepting balls. 435 [2022-07-22 12:48:15,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:15,460 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:15,461 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:15,461 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2] [2022-07-22 12:48:15,462 INFO L748 eck$LassoCheckResult]: Stem: 84354#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 84108#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 82426#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 82428#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 83270#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 83276#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 83676#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 84158#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 85510#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 82754#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:15,462 INFO L750 eck$LassoCheckResult]: Loop: 82754#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 82750#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 82754#[L51-4, L89-4, L41-4]don't care [2022-07-22 12:48:15,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:15,463 INFO L85 PathProgramCache]: Analyzing trace with hash -440902986, now seen corresponding path program 7 times [2022-07-22 12:48:15,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:15,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11091612] [2022-07-22 12:48:15,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:15,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:15,476 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:15,486 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:15,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:15,487 INFO L85 PathProgramCache]: Analyzing trace with hash 16001, now seen corresponding path program 8 times [2022-07-22 12:48:15,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:15,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154999773] [2022-07-22 12:48:15,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:15,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:15,492 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:15,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:15,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:15,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1494007798, now seen corresponding path program 8 times [2022-07-22 12:48:15,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:15,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379572691] [2022-07-22 12:48:15,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:15,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:15,513 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:15,529 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:15,553 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:15,554 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:15,554 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:15,554 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:15,554 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:15,554 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:15,554 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:15,554 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:15,554 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration17_Loop [2022-07-22 12:48:15,554 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:15,554 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:15,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,640 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:15,640 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:15,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:15,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:15,641 INFO L229 MonitoredProcess]: Starting monitored process 247 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) [2022-07-22 12:48:15,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Waiting until timeout for monitored process [2022-07-22 12:48:15,642 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:15,643 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:15,673 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:15,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:15,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:15,674 INFO L229 MonitoredProcess]: Starting monitored process 248 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) [2022-07-22 12:48:15,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Waiting until timeout for monitored process [2022-07-22 12:48:15,677 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:15,677 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:15,974 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:15,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:15,977 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:15,977 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:15,977 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:15,977 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:15,977 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:15,977 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:15,977 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:15,977 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:15,977 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration17_Loop [2022-07-22 12:48:15,977 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:15,977 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:15,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:15,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,079 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:16,079 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:16,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:16,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:16,082 INFO L229 MonitoredProcess]: Starting monitored process 249 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) [2022-07-22 12:48:16,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Waiting until timeout for monitored process [2022-07-22 12:48:16,083 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 [2022-07-22 12:48:16,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:16,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:16,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:16,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:16,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:16,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:16,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:16,093 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:16,095 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:16,096 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:16,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:16,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:16,097 INFO L229 MonitoredProcess]: Starting monitored process 250 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) [2022-07-22 12:48:16,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Waiting until timeout for monitored process [2022-07-22 12:48:16,099 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:16,099 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:16,099 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:16,099 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_~i~0, ~N~0) = -1*thread1Thread1of1ForFork1_~i~0 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:16,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:16,121 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:16,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:16,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:16,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:16,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:48:16,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:16,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:16,191 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:16,192 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2042 states and 10494 transitions. cyclomatic complexity: 9315 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:16,284 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2042 states and 10494 transitions. cyclomatic complexity: 9315. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 2584 states and 12956 transitions. Complement of second has 3 states. [2022-07-22 12:48:16,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 27 transitions. [2022-07-22 12:48:16,285 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:16,285 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:16,285 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:16,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:16,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:16,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:16,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:48:16,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:16,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:16,336 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:16,336 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2042 states and 10494 transitions. cyclomatic complexity: 9315 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:16,423 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2042 states and 10494 transitions. cyclomatic complexity: 9315. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 2584 states and 12956 transitions. Complement of second has 3 states. [2022-07-22 12:48:16,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:16,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:16,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 27 transitions. [2022-07-22 12:48:16,424 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:16,424 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:16,424 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:16,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:16,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:16,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:16,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:48:16,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:16,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:16,476 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:16,476 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2042 states and 10494 transitions. cyclomatic complexity: 9315 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:16,564 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2042 states and 10494 transitions. cyclomatic complexity: 9315. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 2736 states and 14178 transitions. Complement of second has 2 states. [2022-07-22 12:48:16,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:16,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2022-07-22 12:48:16,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 29 transitions. [2022-07-22 12:48:16,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:16,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:16,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 11 letters. Loop has 2 letters. [2022-07-22 12:48:16,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:16,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 9 letters. Loop has 4 letters. [2022-07-22 12:48:16,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:16,566 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2736 states and 14178 transitions. [2022-07-22 12:48:16,601 INFO L131 ngComponentsAnalysis]: Automaton has 296 accepting balls. 430 [2022-07-22 12:48:16,700 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2736 states to 2665 states and 13725 transitions. [2022-07-22 12:48:16,703 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1259 [2022-07-22 12:48:16,716 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1351 [2022-07-22 12:48:16,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2665 states and 13725 transitions. [2022-07-22 12:48:16,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:16,719 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2665 states and 13725 transitions. [2022-07-22 12:48:16,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2665 states and 13725 transitions. [2022-07-22 12:48:16,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:16,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2665 to 1863. [2022-07-22 12:48:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1863 states, 1863 states have (on average 5.082125603864735) internal successors, (9468), 1862 states have internal predecessors, (9468), 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) [2022-07-22 12:48:16,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1863 states and 9468 transitions. [2022-07-22 12:48:16,811 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1863 states and 9468 transitions. [2022-07-22 12:48:16,811 INFO L425 stractBuchiCegarLoop]: Abstraction has 1863 states and 9468 transitions. [2022-07-22 12:48:16,812 INFO L332 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-07-22 12:48:16,812 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1863 states and 9468 transitions. [2022-07-22 12:48:16,834 INFO L131 ngComponentsAnalysis]: Automaton has 285 accepting balls. 357 [2022-07-22 12:48:16,834 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:16,834 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:16,835 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:16,835 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:16,836 INFO L748 eck$LassoCheckResult]: Stem: 96337#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 96133#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 94531#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 94533#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 95359#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 95751#[L89-4, thread2ENTRY, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 95919#[L90-3, L41-4, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 95923#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 95307#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 95305#[L41-4, L51-4, L62-4, L90-4]don't care [2022-07-22 12:48:16,836 INFO L750 eck$LassoCheckResult]: Loop: 95305#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 95305#[L41-4, L51-4, L62-4, L90-4]don't care [2022-07-22 12:48:16,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:16,836 INFO L85 PathProgramCache]: Analyzing trace with hash -295108593, now seen corresponding path program 1 times [2022-07-22 12:48:16,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:16,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719000909] [2022-07-22 12:48:16,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:16,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:16,853 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:16,865 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:16,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:16,866 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 3 times [2022-07-22 12:48:16,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:16,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63096685] [2022-07-22 12:48:16,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:16,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:16,870 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:16,873 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:16,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:16,874 INFO L85 PathProgramCache]: Analyzing trace with hash -558431315, now seen corresponding path program 1 times [2022-07-22 12:48:16,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:16,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972985604] [2022-07-22 12:48:16,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:16,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:16,890 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:16,904 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:16,917 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:16,917 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:16,917 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:16,917 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:16,918 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:16,918 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:16,918 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:16,918 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:16,918 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration18_Loop [2022-07-22 12:48:16,918 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:16,918 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:16,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:16,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,002 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:17,004 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:17,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,011 INFO L229 MonitoredProcess]: Starting monitored process 251 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) [2022-07-22 12:48:17,017 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:17,018 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:17,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Waiting until timeout for monitored process [2022-07-22 12:48:17,037 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:17,037 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_35=-1} Honda state: {v_rep#funAddr~thread1.base_35=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:17,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Ended with exit code 0 [2022-07-22 12:48:17,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,068 INFO L229 MonitoredProcess]: Starting monitored process 252 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) [2022-07-22 12:48:17,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Waiting until timeout for monitored process [2022-07-22 12:48:17,069 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:17,069 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:17,083 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:17,083 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_35=-1} Honda state: {v_rep#funAddr~thread4.base_35=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:17,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Ended with exit code 0 [2022-07-22 12:48:17,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,105 INFO L229 MonitoredProcess]: Starting monitored process 253 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) [2022-07-22 12:48:17,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Waiting until timeout for monitored process [2022-07-22 12:48:17,107 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:17,108 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:17,120 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:17,120 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_35=0} Honda state: {v_rep#funAddr~thread1.offset_35=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:17,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:17,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,142 INFO L229 MonitoredProcess]: Starting monitored process 254 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) [2022-07-22 12:48:17,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Waiting until timeout for monitored process [2022-07-22 12:48:17,148 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:17,148 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:17,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:17,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,178 INFO L229 MonitoredProcess]: Starting monitored process 255 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) [2022-07-22 12:48:17,180 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:17,180 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:17,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Waiting until timeout for monitored process [2022-07-22 12:48:17,329 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:17,331 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Ended with exit code 0 [2022-07-22 12:48:17,331 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:17,331 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:17,331 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:17,331 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:17,331 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:17,332 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,332 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:17,332 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:17,332 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration18_Loop [2022-07-22 12:48:17,332 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:17,332 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:17,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,429 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:17,429 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:17,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,433 INFO L229 MonitoredProcess]: Starting monitored process 256 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) [2022-07-22 12:48:17,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Waiting until timeout for monitored process [2022-07-22 12:48:17,451 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 [2022-07-22 12:48:17,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:17,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:17,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:17,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:17,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:17,460 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:17,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:17,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:17,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,490 INFO L229 MonitoredProcess]: Starting monitored process 257 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) [2022-07-22 12:48:17,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Waiting until timeout for monitored process [2022-07-22 12:48:17,498 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 [2022-07-22 12:48:17,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:17,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:17,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:17,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:17,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:17,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:17,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:17,536 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Ended with exit code 0 [2022-07-22 12:48:17,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,537 INFO L229 MonitoredProcess]: Starting monitored process 258 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) [2022-07-22 12:48:17,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Waiting until timeout for monitored process [2022-07-22 12:48:17,539 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 [2022-07-22 12:48:17,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:17,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:17,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:17,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:17,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:17,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:17,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:17,549 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:17,552 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:17,552 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:17,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:17,554 INFO L229 MonitoredProcess]: Starting monitored process 259 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) [2022-07-22 12:48:17,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Waiting until timeout for monitored process [2022-07-22 12:48:17,555 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:17,555 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:17,555 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:17,555 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread3Thread1of1ForFork0_~i~2) = 1*~N~0 - 1*thread3Thread1of1ForFork0_~i~2 Supporting invariants [] [2022-07-22 12:48:17,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Ended with exit code 0 [2022-07-22 12:48:17,578 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:17,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:17,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:17,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:17,632 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:17,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:17,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:17,633 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:17,633 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1863 states and 9468 transitions. cyclomatic complexity: 8349 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:17,718 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1863 states and 9468 transitions. cyclomatic complexity: 8349. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 2509 states and 12653 transitions. Complement of second has 3 states. [2022-07-22 12:48:17,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:17,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2022-07-22 12:48:17,719 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:17,719 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:17,719 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:17,719 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:17,719 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:17,719 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:17,720 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2509 states and 12653 transitions. [2022-07-22 12:48:17,760 INFO L131 ngComponentsAnalysis]: Automaton has 281 accepting balls. 353 [2022-07-22 12:48:17,792 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2509 states to 2509 states and 12653 transitions. [2022-07-22 12:48:17,792 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1173 [2022-07-22 12:48:17,799 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1371 [2022-07-22 12:48:17,799 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2509 states and 12653 transitions. [2022-07-22 12:48:17,799 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:17,799 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2509 states and 12653 transitions. [2022-07-22 12:48:17,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2509 states and 12653 transitions. [2022-07-22 12:48:17,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2509 to 1968. [2022-07-22 12:48:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1968 states, 1968 states have (on average 5.159044715447155) internal successors, (10153), 1967 states have internal predecessors, (10153), 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) [2022-07-22 12:48:17,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1968 states and 10153 transitions. [2022-07-22 12:48:17,872 INFO L242 hiAutomatonCegarLoop]: Abstraction has 1968 states and 10153 transitions. [2022-07-22 12:48:17,872 INFO L425 stractBuchiCegarLoop]: Abstraction has 1968 states and 10153 transitions. [2022-07-22 12:48:17,873 INFO L332 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-07-22 12:48:17,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1968 states and 10153 transitions. [2022-07-22 12:48:17,895 INFO L131 ngComponentsAnalysis]: Automaton has 281 accepting balls. 353 [2022-07-22 12:48:17,895 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:17,895 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:17,896 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:17,896 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:17,897 INFO L748 eck$LassoCheckResult]: Stem: 102756#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 102534#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 100814#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 100816#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 101686#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 103112#[L89-4, thread2ENTRY, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 103104#[L90-3, L41-4, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 103098#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 103094#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [461] L41-4-->thread1EXIT: Formula: (and (not (< v_thread1Thread1of1ForFork1_~i~0_21 v_~N~0_37)) (= |v_thread1Thread1of1ForFork1_#res.base_9| 0) (= |v_thread1Thread1of1ForFork1_#res.offset_9| 0)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_21, ~N~0=v_~N~0_37} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_9|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_21, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_9|, ~N~0=v_~N~0_37} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#res.offset] 103144#[L62-4, thread2ENTRY, thread1EXIT, L90-4]don't care [2022-07-22 12:48:17,897 INFO L750 eck$LassoCheckResult]: Loop: 103144#[L62-4, thread2ENTRY, thread1EXIT, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 103144#[L62-4, thread2ENTRY, thread1EXIT, L90-4]don't care [2022-07-22 12:48:17,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:17,897 INFO L85 PathProgramCache]: Analyzing trace with hash -295108476, now seen corresponding path program 1 times [2022-07-22 12:48:17,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:17,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003307821] [2022-07-22 12:48:17,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:17,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:17,912 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:17,924 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:17,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:17,925 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 4 times [2022-07-22 12:48:17,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:17,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136784141] [2022-07-22 12:48:17,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:17,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:17,930 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:17,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:17,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:17,933 INFO L85 PathProgramCache]: Analyzing trace with hash -558427688, now seen corresponding path program 1 times [2022-07-22 12:48:17,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:17,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662239078] [2022-07-22 12:48:17,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:17,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:17,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:17,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:48:17,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662239078] [2022-07-22 12:48:17,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662239078] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:48:17,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:48:17,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 12:48:17,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330607067] [2022-07-22 12:48:17,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:48:17,986 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:17,986 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:17,986 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:17,986 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:17,986 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:17,987 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:17,987 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:17,987 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:17,987 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration19_Loop [2022-07-22 12:48:17,987 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:17,987 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:17,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:17,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,121 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:18,121 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:18,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,123 INFO L229 MonitoredProcess]: Starting monitored process 260 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) [2022-07-22 12:48:18,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Waiting until timeout for monitored process [2022-07-22 12:48:18,124 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,124 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,139 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,139 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_37=3} Honda state: {v_rep#funAddr~thread4.offset_37=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,161 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,162 INFO L229 MonitoredProcess]: Starting monitored process 261 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) [2022-07-22 12:48:18,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Waiting until timeout for monitored process [2022-07-22 12:48:18,165 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,165 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,178 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,178 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_37=-1} Honda state: {v_rep#funAddr~thread4.base_37=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,200 INFO L229 MonitoredProcess]: Starting monitored process 262 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) [2022-07-22 12:48:18,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Waiting until timeout for monitored process [2022-07-22 12:48:18,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,201 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,215 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,215 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_37=-1} Honda state: {v_rep#funAddr~thread1.base_37=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,239 INFO L229 MonitoredProcess]: Starting monitored process 263 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) [2022-07-22 12:48:18,241 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,241 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Waiting until timeout for monitored process [2022-07-22 12:48:18,253 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,253 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_37=-1} Honda state: {v_rep#funAddr~thread3.base_37=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Ended with exit code 0 [2022-07-22 12:48:18,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,276 INFO L229 MonitoredProcess]: Starting monitored process 264 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) [2022-07-22 12:48:18,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Waiting until timeout for monitored process [2022-07-22 12:48:18,277 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,277 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,285 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,285 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread3Thread1of1ForFork0_#t~post6=0} Honda state: {thread3Thread1of1ForFork0_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,308 INFO L229 MonitoredProcess]: Starting monitored process 265 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) [2022-07-22 12:48:18,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Waiting until timeout for monitored process [2022-07-22 12:48:18,309 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,309 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,323 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,323 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_37=0} Honda state: {v_rep#funAddr~thread1.offset_37=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Ended with exit code 0 [2022-07-22 12:48:18,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,346 INFO L229 MonitoredProcess]: Starting monitored process 266 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) [2022-07-22 12:48:18,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Waiting until timeout for monitored process [2022-07-22 12:48:18,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,355 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,355 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread3Thread1of1ForFork0_#t~post5=0} Honda state: {thread3Thread1of1ForFork0_#t~post5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,378 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,380 INFO L229 MonitoredProcess]: Starting monitored process 267 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) [2022-07-22 12:48:18,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Waiting until timeout for monitored process [2022-07-22 12:48:18,381 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,381 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,395 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,395 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_37=-1} Honda state: {v_rep#funAddr~thread2.base_37=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,419 INFO L229 MonitoredProcess]: Starting monitored process 268 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) [2022-07-22 12:48:18,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Waiting until timeout for monitored process [2022-07-22 12:48:18,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,420 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,434 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,435 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_37=1} Honda state: {v_rep#funAddr~thread2.offset_37=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,458 INFO L229 MonitoredProcess]: Starting monitored process 269 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) [2022-07-22 12:48:18,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Waiting until timeout for monitored process [2022-07-22 12:48:18,459 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,459 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,472 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:18,472 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_37=2} Honda state: {v_rep#funAddr~thread3.offset_37=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:18,496 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Ended with exit code 0 [2022-07-22 12:48:18,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,497 INFO L229 MonitoredProcess]: Starting monitored process 270 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) [2022-07-22 12:48:18,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Waiting until timeout for monitored process [2022-07-22 12:48:18,498 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:18,498 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Ended with exit code 0 [2022-07-22 12:48:18,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,529 INFO L229 MonitoredProcess]: Starting monitored process 271 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) [2022-07-22 12:48:18,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Waiting until timeout for monitored process [2022-07-22 12:48:18,530 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:18,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:18,677 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:18,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,680 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:18,680 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:18,680 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:18,680 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:18,680 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:18,680 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,680 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:18,681 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:18,681 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration19_Loop [2022-07-22 12:48:18,681 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:18,681 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:18,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:18,788 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:18,788 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:18,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,789 INFO L229 MonitoredProcess]: Starting monitored process 272 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) [2022-07-22 12:48:18,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Waiting until timeout for monitored process [2022-07-22 12:48:18,791 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 [2022-07-22 12:48:18,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:18,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:18,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:18,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:18,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:18,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:18,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:18,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,826 INFO L229 MonitoredProcess]: Starting monitored process 273 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) [2022-07-22 12:48:18,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Waiting until timeout for monitored process [2022-07-22 12:48:18,827 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 [2022-07-22 12:48:18,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:18,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:18,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:18,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:18,836 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:18,836 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:18,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:18,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,863 INFO L229 MonitoredProcess]: Starting monitored process 274 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) [2022-07-22 12:48:18,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Waiting until timeout for monitored process [2022-07-22 12:48:18,864 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 [2022-07-22 12:48:18,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:18,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:18,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:18,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:18,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:18,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:18,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:18,899 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Ended with exit code 0 [2022-07-22 12:48:18,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,901 INFO L229 MonitoredProcess]: Starting monitored process 275 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) [2022-07-22 12:48:18,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Waiting until timeout for monitored process [2022-07-22 12:48:18,902 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 [2022-07-22 12:48:18,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:18,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:18,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:18,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:18,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:18,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:18,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:18,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:18,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:18,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:18,938 INFO L229 MonitoredProcess]: Starting monitored process 276 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) [2022-07-22 12:48:18,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Waiting until timeout for monitored process [2022-07-22 12:48:18,939 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 [2022-07-22 12:48:18,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:18,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:18,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:18,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:18,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:18,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:18,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:18,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:19,001 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:19,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:19,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:19,003 INFO L229 MonitoredProcess]: Starting monitored process 277 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) [2022-07-22 12:48:19,004 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 [2022-07-22 12:48:19,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:19,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:19,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:19,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:19,016 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:19,016 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:19,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Waiting until timeout for monitored process [2022-07-22 12:48:19,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:19,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Ended with exit code 0 [2022-07-22 12:48:19,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:19,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:19,060 INFO L229 MonitoredProcess]: Starting monitored process 278 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) [2022-07-22 12:48:19,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Waiting until timeout for monitored process [2022-07-22 12:48:19,061 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 [2022-07-22 12:48:19,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:19,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:19,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:19,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:19,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:19,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:19,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:19,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:19,094 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Ended with exit code 0 [2022-07-22 12:48:19,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:19,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:19,096 INFO L229 MonitoredProcess]: Starting monitored process 279 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) [2022-07-22 12:48:19,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Waiting until timeout for monitored process [2022-07-22 12:48:19,096 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 [2022-07-22 12:48:19,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:19,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:19,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:19,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:19,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:19,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:19,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:19,133 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Ended with exit code 0 [2022-07-22 12:48:19,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:19,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:19,134 INFO L229 MonitoredProcess]: Starting monitored process 280 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) [2022-07-22 12:48:19,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Waiting until timeout for monitored process [2022-07-22 12:48:19,135 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 [2022-07-22 12:48:19,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:19,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:19,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:19,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:19,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:19,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:19,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:19,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:19,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:19,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:19,168 INFO L229 MonitoredProcess]: Starting monitored process 281 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) [2022-07-22 12:48:19,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Waiting until timeout for monitored process [2022-07-22 12:48:19,170 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 [2022-07-22 12:48:19,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:19,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:19,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:19,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:19,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:19,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:19,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:19,204 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Ended with exit code 0 [2022-07-22 12:48:19,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:19,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:19,205 INFO L229 MonitoredProcess]: Starting monitored process 282 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) [2022-07-22 12:48:19,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Waiting until timeout for monitored process [2022-07-22 12:48:19,206 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 [2022-07-22 12:48:19,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:19,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:19,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:19,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:19,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:19,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:19,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:19,215 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:19,223 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:19,224 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:19,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:19,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:19,225 INFO L229 MonitoredProcess]: Starting monitored process 283 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) [2022-07-22 12:48:19,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Waiting until timeout for monitored process [2022-07-22 12:48:19,226 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:19,226 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:19,226 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:19,226 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread3Thread1of1ForFork0_~i~2) = 1*~N~0 - 1*thread3Thread1of1ForFork0_~i~2 Supporting invariants [] [2022-07-22 12:48:19,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:19,249 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:19,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:19,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:19,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:19,308 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:19,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:19,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:19,309 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:19,309 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1968 states and 10153 transitions. cyclomatic complexity: 8943 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:19,397 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1968 states and 10153 transitions. cyclomatic complexity: 8943. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 2476 states and 12260 transitions. Complement of second has 3 states. [2022-07-22 12:48:19,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:19,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:19,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2022-07-22 12:48:19,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:19,398 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:19,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:19,398 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:19,398 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:19,398 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:19,399 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2476 states and 12260 transitions. [2022-07-22 12:48:19,437 INFO L131 ngComponentsAnalysis]: Automaton has 277 accepting balls. 349 [2022-07-22 12:48:19,466 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2476 states to 2476 states and 12260 transitions. [2022-07-22 12:48:19,466 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1182 [2022-07-22 12:48:19,472 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1330 [2022-07-22 12:48:19,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2476 states and 12260 transitions. [2022-07-22 12:48:19,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:19,472 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2476 states and 12260 transitions. [2022-07-22 12:48:19,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2476 states and 12260 transitions. [2022-07-22 12:48:19,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2476 to 2004. [2022-07-22 12:48:19,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2004 states, 2004 states have (on average 5.142215568862276) internal successors, (10305), 2003 states have internal predecessors, (10305), 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) [2022-07-22 12:48:19,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 2004 states and 10305 transitions. [2022-07-22 12:48:19,541 INFO L242 hiAutomatonCegarLoop]: Abstraction has 2004 states and 10305 transitions. [2022-07-22 12:48:19,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:48:19,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 12:48:19,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:48:19,542 INFO L87 Difference]: Start difference. First operand 2004 states and 10305 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 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) [2022-07-22 12:48:19,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:48:19,688 INFO L93 Difference]: Finished difference Result 2611 states and 12558 transitions. [2022-07-22 12:48:19,688 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2611 states and 12558 transitions. [2022-07-22 12:48:19,729 INFO L131 ngComponentsAnalysis]: Automaton has 406 accepting balls. 478 [2022-07-22 12:48:19,760 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2611 states to 2585 states and 12463 transitions. [2022-07-22 12:48:19,760 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1554 [2022-07-22 12:48:19,766 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1564 [2022-07-22 12:48:19,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2585 states and 12463 transitions. [2022-07-22 12:48:19,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:19,767 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2585 states and 12463 transitions. [2022-07-22 12:48:19,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2585 states and 12463 transitions. [2022-07-22 12:48:19,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2585 to 2153. [2022-07-22 12:48:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2153 states, 2153 states have (on average 5.094287041337668) internal successors, (10968), 2152 states have internal predecessors, (10968), 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) [2022-07-22 12:48:19,949 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 2153 states and 10968 transitions. [2022-07-22 12:48:19,955 INFO L242 hiAutomatonCegarLoop]: Abstraction has 2153 states and 10968 transitions. [2022-07-22 12:48:19,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:48:19,962 INFO L425 stractBuchiCegarLoop]: Abstraction has 2153 states and 10968 transitions. [2022-07-22 12:48:19,963 INFO L332 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-07-22 12:48:19,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2153 states and 10968 transitions. [2022-07-22 12:48:19,988 INFO L131 ngComponentsAnalysis]: Automaton has 307 accepting balls. 379 [2022-07-22 12:48:19,988 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:19,988 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:19,989 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:19,989 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:19,990 INFO L748 eck$LassoCheckResult]: Stem: 115888#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 115674#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 113924#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 113928#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 115516#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 115558#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 114582#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 114584#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 114112#[thread1ENTRY, L62-4, L91-3, thread2ENTRY]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 114082#[thread1ENTRY, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [2022-07-22 12:48:19,990 INFO L750 eck$LassoCheckResult]: Loop: 114082#[thread1ENTRY, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 114082#[thread1ENTRY, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [2022-07-22 12:48:19,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:19,990 INFO L85 PathProgramCache]: Analyzing trace with hash 367221674, now seen corresponding path program 1 times [2022-07-22 12:48:19,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:19,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269342384] [2022-07-22 12:48:19,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:19,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:20,008 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:20,035 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:20,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:20,038 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 5 times [2022-07-22 12:48:20,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:20,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105620897] [2022-07-22 12:48:20,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:20,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:20,043 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:20,046 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:20,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:20,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1501029518, now seen corresponding path program 1 times [2022-07-22 12:48:20,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:20,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604929090] [2022-07-22 12:48:20,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:20,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:20,063 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:20,082 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:20,095 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:20,095 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:20,095 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:20,095 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:20,095 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:20,095 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,095 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:20,095 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:20,096 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration20_Loop [2022-07-22 12:48:20,096 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:20,096 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:20,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,179 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:20,179 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:20,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,181 INFO L229 MonitoredProcess]: Starting monitored process 284 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) [2022-07-22 12:48:20,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Waiting until timeout for monitored process [2022-07-22 12:48:20,182 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:20,182 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:20,194 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:20,194 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_39=3} Honda state: {v_rep#funAddr~thread4.offset_39=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:20,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Ended with exit code 0 [2022-07-22 12:48:20,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,216 INFO L229 MonitoredProcess]: Starting monitored process 285 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) [2022-07-22 12:48:20,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Waiting until timeout for monitored process [2022-07-22 12:48:20,217 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:20,217 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:20,230 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:20,230 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_39=2} Honda state: {v_rep#funAddr~thread3.offset_39=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:20,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Ended with exit code 0 [2022-07-22 12:48:20,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,253 INFO L229 MonitoredProcess]: Starting monitored process 286 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) [2022-07-22 12:48:20,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Waiting until timeout for monitored process [2022-07-22 12:48:20,253 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:20,253 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:20,282 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Ended with exit code 0 [2022-07-22 12:48:20,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,284 INFO L229 MonitoredProcess]: Starting monitored process 287 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) [2022-07-22 12:48:20,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Waiting until timeout for monitored process [2022-07-22 12:48:20,284 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:20,284 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:20,427 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:20,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Ended with exit code 0 [2022-07-22 12:48:20,430 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:20,430 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:20,430 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:20,430 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:20,430 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:20,430 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,430 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:20,430 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:20,430 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration20_Loop [2022-07-22 12:48:20,430 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:20,430 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:20,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:20,532 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:20,532 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:20,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,533 INFO L229 MonitoredProcess]: Starting monitored process 288 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) [2022-07-22 12:48:20,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Waiting until timeout for monitored process [2022-07-22 12:48:20,535 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 [2022-07-22 12:48:20,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:20,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:20,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:20,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:20,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:20,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:20,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:20,568 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:20,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,569 INFO L229 MonitoredProcess]: Starting monitored process 289 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) [2022-07-22 12:48:20,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Waiting until timeout for monitored process [2022-07-22 12:48:20,570 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 [2022-07-22 12:48:20,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:20,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:20,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:20,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:20,578 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:20,578 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:20,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:20,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:20,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,604 INFO L229 MonitoredProcess]: Starting monitored process 290 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) [2022-07-22 12:48:20,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Waiting until timeout for monitored process [2022-07-22 12:48:20,609 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 [2022-07-22 12:48:20,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:20,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:20,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:20,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:20,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:20,617 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:20,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:20,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Ended with exit code 0 [2022-07-22 12:48:20,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,644 INFO L229 MonitoredProcess]: Starting monitored process 291 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) [2022-07-22 12:48:20,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Waiting until timeout for monitored process [2022-07-22 12:48:20,645 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 [2022-07-22 12:48:20,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:20,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:20,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:20,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:20,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:20,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:20,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:20,654 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:20,657 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:20,657 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:20,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:20,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:20,659 INFO L229 MonitoredProcess]: Starting monitored process 292 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) [2022-07-22 12:48:20,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Waiting until timeout for monitored process [2022-07-22 12:48:20,660 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:20,660 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:20,660 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:20,660 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_~i~2, ~N~0) = -1*thread3Thread1of1ForFork0_~i~2 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:20,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Ended with exit code 0 [2022-07-22 12:48:20,684 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:20,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:20,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:20,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:20,736 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:20,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:20,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:20,737 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:20,737 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2153 states and 10968 transitions. cyclomatic complexity: 9616 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:20,790 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2153 states and 10968 transitions. cyclomatic complexity: 9616. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 2425 states and 12391 transitions. Complement of second has 3 states. [2022-07-22 12:48:20,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:20,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:20,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 18 transitions. [2022-07-22 12:48:20,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 18 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:20,792 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:20,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 18 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:20,792 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:20,792 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 18 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:20,792 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:20,792 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2425 states and 12391 transitions. [2022-07-22 12:48:20,819 INFO L131 ngComponentsAnalysis]: Automaton has 302 accepting balls. 374 [2022-07-22 12:48:20,850 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2425 states to 2425 states and 12391 transitions. [2022-07-22 12:48:20,851 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1252 [2022-07-22 12:48:20,857 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1400 [2022-07-22 12:48:20,857 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2425 states and 12391 transitions. [2022-07-22 12:48:20,857 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:20,857 INFO L220 hiAutomatonCegarLoop]: Abstraction has 2425 states and 12391 transitions. [2022-07-22 12:48:20,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2425 states and 12391 transitions. [2022-07-22 12:48:20,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2425 to 2174. [2022-07-22 12:48:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2174 states, 2174 states have (on average 5.107175712971481) internal successors, (11103), 2173 states have internal predecessors, (11103), 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) [2022-07-22 12:48:20,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 2174 states and 11103 transitions. [2022-07-22 12:48:20,931 INFO L242 hiAutomatonCegarLoop]: Abstraction has 2174 states and 11103 transitions. [2022-07-22 12:48:20,931 INFO L425 stractBuchiCegarLoop]: Abstraction has 2174 states and 11103 transitions. [2022-07-22 12:48:20,931 INFO L332 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-07-22 12:48:20,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2174 states and 11103 transitions. [2022-07-22 12:48:20,955 INFO L131 ngComponentsAnalysis]: Automaton has 302 accepting balls. 374 [2022-07-22 12:48:20,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:20,956 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:20,956 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:20,956 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:20,957 INFO L748 eck$LassoCheckResult]: Stem: 122699#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 122447#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 120693#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 120697#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 122285#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 122329#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 121363#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 121365#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 121579#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 121569#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [2022-07-22 12:48:20,958 INFO L750 eck$LassoCheckResult]: Loop: 121569#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 121569#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [2022-07-22 12:48:20,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:20,959 INFO L85 PathProgramCache]: Analyzing trace with hash 367217335, now seen corresponding path program 1 times [2022-07-22 12:48:20,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:20,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204375465] [2022-07-22 12:48:20,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:20,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:20,988 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:21,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:21,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:21,014 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 6 times [2022-07-22 12:48:21,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:21,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643037555] [2022-07-22 12:48:21,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:21,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:21,019 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:21,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:21,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:21,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1501164027, now seen corresponding path program 2 times [2022-07-22 12:48:21,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:21,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923529615] [2022-07-22 12:48:21,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:21,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:21,116 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:21,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:21,131 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:21,145 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:21,145 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:21,145 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:21,146 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:21,146 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:21,146 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:21,146 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:21,146 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:21,146 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration21_Loop [2022-07-22 12:48:21,146 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:21,146 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:21,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,242 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:21,242 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:21,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:21,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:21,245 INFO L229 MonitoredProcess]: Starting monitored process 293 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) [2022-07-22 12:48:21,253 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:21,253 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:21,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Waiting until timeout for monitored process [2022-07-22 12:48:21,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:21,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:21,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:21,308 INFO L229 MonitoredProcess]: Starting monitored process 294 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) [2022-07-22 12:48:21,309 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:21,310 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:21,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Waiting until timeout for monitored process [2022-07-22 12:48:21,475 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:21,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:21,478 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:21,478 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:21,478 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:21,478 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:21,478 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:21,478 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:21,478 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:21,478 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:21,478 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration21_Loop [2022-07-22 12:48:21,479 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:21,479 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:21,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:21,586 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:21,586 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:21,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:21,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:21,588 INFO L229 MonitoredProcess]: Starting monitored process 295 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) [2022-07-22 12:48:21,596 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 [2022-07-22 12:48:21,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:21,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:21,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:21,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:21,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:21,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:21,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:21,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Waiting until timeout for monitored process [2022-07-22 12:48:21,616 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:21,619 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:21,620 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:48:21,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:21,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:21,621 INFO L229 MonitoredProcess]: Starting monitored process 296 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) [2022-07-22 12:48:21,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Waiting until timeout for monitored process [2022-07-22 12:48:21,622 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:21,622 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:21,622 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:21,622 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread3Thread1of1ForFork0_~i~2, ~N~0) = -1*thread3Thread1of1ForFork0_~i~2 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:21,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:21,644 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:21,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:21,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:21,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:21,695 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:21,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:21,696 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:21,696 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2174 states and 11103 transitions. cyclomatic complexity: 9734 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:21,802 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2174 states and 11103 transitions. cyclomatic complexity: 9734. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 4244 states and 21929 transitions. Complement of second has 3 states. [2022-07-22 12:48:21,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:21,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:21,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 28 transitions. [2022-07-22 12:48:21,803 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:21,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:21,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:21,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:21,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:21,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:21,805 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4244 states and 21929 transitions. [2022-07-22 12:48:21,867 INFO L131 ngComponentsAnalysis]: Automaton has 424 accepting balls. 520 [2022-07-22 12:48:21,918 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4244 states to 4241 states and 21922 transitions. [2022-07-22 12:48:21,918 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1997 [2022-07-22 12:48:21,929 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2246 [2022-07-22 12:48:21,929 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4241 states and 21922 transitions. [2022-07-22 12:48:21,929 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:21,930 INFO L220 hiAutomatonCegarLoop]: Abstraction has 4241 states and 21922 transitions. [2022-07-22 12:48:21,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4241 states and 21922 transitions. [2022-07-22 12:48:22,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4241 to 3020. [2022-07-22 12:48:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3020 states, 3020 states have (on average 5.332119205298013) internal successors, (16103), 3019 states have internal predecessors, (16103), 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) [2022-07-22 12:48:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 3020 states and 16103 transitions. [2022-07-22 12:48:22,036 INFO L242 hiAutomatonCegarLoop]: Abstraction has 3020 states and 16103 transitions. [2022-07-22 12:48:22,036 INFO L425 stractBuchiCegarLoop]: Abstraction has 3020 states and 16103 transitions. [2022-07-22 12:48:22,036 INFO L332 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-07-22 12:48:22,036 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3020 states and 16103 transitions. [2022-07-22 12:48:22,059 INFO L131 ngComponentsAnalysis]: Automaton has 362 accepting balls. 446 [2022-07-22 12:48:22,059 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:22,059 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:22,060 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:22,060 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:22,061 INFO L748 eck$LassoCheckResult]: Stem: 131347#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 131087#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 129309#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 129313#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 130913#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 130967#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 129957#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 129963#[thread1ENTRY, L91-3, thread2ENTRY, thread3ENTRY]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 130755#[thread1ENTRY, L91-4, thread3ENTRY, thread2ENTRY, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 130231#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, thread3ENTRY]don't care [2022-07-22 12:48:22,061 INFO L750 eck$LassoCheckResult]: Loop: 130231#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, thread3ENTRY]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 130231#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, thread3ENTRY]don't care [2022-07-22 12:48:22,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:22,061 INFO L85 PathProgramCache]: Analyzing trace with hash 367336914, now seen corresponding path program 1 times [2022-07-22 12:48:22,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:22,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487002228] [2022-07-22 12:48:22,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:22,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:22,076 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:22,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:22,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:22,087 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 1 times [2022-07-22 12:48:22,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:22,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043700409] [2022-07-22 12:48:22,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:22,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:22,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:22,093 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:22,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:22,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:22,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1497457085, now seen corresponding path program 1 times [2022-07-22 12:48:22,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:22,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418310948] [2022-07-22 12:48:22,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:22,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:22,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:22,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:48:22,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418310948] [2022-07-22 12:48:22,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418310948] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:48:22,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:48:22,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-07-22 12:48:22,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270030725] [2022-07-22 12:48:22,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:48:22,168 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:22,169 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:22,169 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:22,169 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:22,169 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:22,169 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:22,169 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:22,169 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:22,169 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration22_Loop [2022-07-22 12:48:22,169 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:22,169 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:22,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,275 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:22,276 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:22,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:22,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:22,278 INFO L229 MonitoredProcess]: Starting monitored process 297 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) [2022-07-22 12:48:22,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Waiting until timeout for monitored process [2022-07-22 12:48:22,279 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:22,279 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:22,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:22,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:22,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:22,308 INFO L229 MonitoredProcess]: Starting monitored process 298 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) [2022-07-22 12:48:22,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Waiting until timeout for monitored process [2022-07-22 12:48:22,312 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:22,312 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:22,345 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:22,347 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Ended with exit code 0 [2022-07-22 12:48:22,348 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:22,348 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:22,348 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:22,348 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:22,348 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:22,348 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:22,348 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:22,348 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:22,348 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration22_Loop [2022-07-22 12:48:22,348 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:22,348 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:22,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:22,482 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:22,483 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:22,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:22,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:22,484 INFO L229 MonitoredProcess]: Starting monitored process 299 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) [2022-07-22 12:48:22,497 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 [2022-07-22 12:48:22,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:22,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:22,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:22,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:22,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:22,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:22,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:22,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Waiting until timeout for monitored process [2022-07-22 12:48:22,519 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:22,522 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:22,523 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:22,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:22,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:22,526 INFO L229 MonitoredProcess]: Starting monitored process 300 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) [2022-07-22 12:48:22,530 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:22,530 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:22,530 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:22,531 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-22 12:48:22,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Waiting until timeout for monitored process [2022-07-22 12:48:22,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:22,557 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:22,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:22,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:22,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:22,607 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:22,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:22,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:22,608 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:22,608 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 3020 states and 16103 transitions. cyclomatic complexity: 14129 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:22,695 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 3020 states and 16103 transitions. cyclomatic complexity: 14129. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 4054 states and 21535 transitions. Complement of second has 3 states. [2022-07-22 12:48:22,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 26 transitions. [2022-07-22 12:48:22,696 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 26 transitions. Stem has 9 letters. Loop has 1 letters. [2022-07-22 12:48:22,697 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:22,697 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 26 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:22,697 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:22,697 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 26 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:48:22,697 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:22,697 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4054 states and 21535 transitions. [2022-07-22 12:48:22,746 INFO L131 ngComponentsAnalysis]: Automaton has 361 accepting balls. 445 [2022-07-22 12:48:22,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:22,879 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4054 states to 4051 states and 21531 transitions. [2022-07-22 12:48:22,879 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1850 [2022-07-22 12:48:22,888 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2186 [2022-07-22 12:48:22,889 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4051 states and 21531 transitions. [2022-07-22 12:48:22,889 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:22,889 INFO L220 hiAutomatonCegarLoop]: Abstraction has 4051 states and 21531 transitions. [2022-07-22 12:48:22,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4051 states and 21531 transitions. [2022-07-22 12:48:22,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:22,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4051 to 3487. [2022-07-22 12:48:22,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3487 states, 3487 states have (on average 5.337252652710066) internal successors, (18611), 3486 states have internal predecessors, (18611), 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) [2022-07-22 12:48:23,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 3487 states and 18611 transitions. [2022-07-22 12:48:23,019 INFO L242 hiAutomatonCegarLoop]: Abstraction has 3487 states and 18611 transitions. [2022-07-22 12:48:23,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:48:23,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:48:23,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:48:23,019 INFO L87 Difference]: Start difference. First operand 3487 states and 18611 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2022-07-22 12:48:23,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:48:23,099 INFO L93 Difference]: Finished difference Result 3792 states and 18818 transitions. [2022-07-22 12:48:23,099 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3792 states and 18818 transitions. [2022-07-22 12:48:23,140 INFO L131 ngComponentsAnalysis]: Automaton has 278 accepting balls. 338 [2022-07-22 12:48:23,166 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3792 states to 3446 states and 16856 transitions. [2022-07-22 12:48:23,167 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1865 [2022-07-22 12:48:23,172 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1865 [2022-07-22 12:48:23,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3446 states and 16856 transitions. [2022-07-22 12:48:23,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:23,172 INFO L220 hiAutomatonCegarLoop]: Abstraction has 3446 states and 16856 transitions. [2022-07-22 12:48:23,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3446 states and 16856 transitions. [2022-07-22 12:48:23,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3446 to 3370. [2022-07-22 12:48:23,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3370 states, 3370 states have (on average 4.932640949554896) internal successors, (16623), 3369 states have internal predecessors, (16623), 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) [2022-07-22 12:48:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 3370 states and 16623 transitions. [2022-07-22 12:48:23,280 INFO L242 hiAutomatonCegarLoop]: Abstraction has 3370 states and 16623 transitions. [2022-07-22 12:48:23,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:48:23,289 INFO L425 stractBuchiCegarLoop]: Abstraction has 3370 states and 16623 transitions. [2022-07-22 12:48:23,289 INFO L332 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2022-07-22 12:48:23,289 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3370 states and 16623 transitions. [2022-07-22 12:48:23,328 INFO L131 ngComponentsAnalysis]: Automaton has 272 accepting balls. 332 [2022-07-22 12:48:23,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:23,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:23,328 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:23,329 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:23,329 INFO L748 eck$LassoCheckResult]: Stem: 152508#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 152194#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 150250#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 150252#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 151210#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 151216#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 153396#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 153398#[L51-4, L89-4, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 153408#[L90-3, L51-4, L41-4]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 153312#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 153284#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [2022-07-22 12:48:23,329 INFO L750 eck$LassoCheckResult]: Loop: 153284#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 153284#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [2022-07-22 12:48:23,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:23,330 INFO L85 PathProgramCache]: Analyzing trace with hash -783090241, now seen corresponding path program 1 times [2022-07-22 12:48:23,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:23,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367294466] [2022-07-22 12:48:23,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:23,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:23,342 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:23,354 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:23,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:23,354 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 6 times [2022-07-22 12:48:23,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:23,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757619655] [2022-07-22 12:48:23,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:23,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:23,359 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:23,362 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:23,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:23,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1494006773, now seen corresponding path program 2 times [2022-07-22 12:48:23,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:23,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498723670] [2022-07-22 12:48:23,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:23,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:23,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:23,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:48:23,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498723670] [2022-07-22 12:48:23,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498723670] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:48:23,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:48:23,398 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:48:23,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84704857] [2022-07-22 12:48:23,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:48:23,430 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:23,430 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:23,430 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:23,431 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:23,431 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:23,431 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,431 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:23,431 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:23,431 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration23_Loop [2022-07-22 12:48:23,431 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:23,431 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:23,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,533 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:23,533 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:23,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:23,535 INFO L229 MonitoredProcess]: Starting monitored process 301 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) [2022-07-22 12:48:23,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Waiting until timeout for monitored process [2022-07-22 12:48:23,537 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:23,537 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:23,549 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:23,549 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_45=-1} Honda state: {v_rep#funAddr~thread1.base_45=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:23,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:23,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:23,571 INFO L229 MonitoredProcess]: Starting monitored process 302 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) [2022-07-22 12:48:23,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Waiting until timeout for monitored process [2022-07-22 12:48:23,572 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:23,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:23,585 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:23,585 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_45=0} Honda state: {v_rep#funAddr~thread1.offset_45=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:23,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Ended with exit code 0 [2022-07-22 12:48:23,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:23,607 INFO L229 MonitoredProcess]: Starting monitored process 303 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) [2022-07-22 12:48:23,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Waiting until timeout for monitored process [2022-07-22 12:48:23,608 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:23,608 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:23,621 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:23,622 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Honda state: {thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:23,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:23,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:23,645 INFO L229 MonitoredProcess]: Starting monitored process 304 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) [2022-07-22 12:48:23,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Waiting until timeout for monitored process [2022-07-22 12:48:23,645 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:23,646 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:23,658 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:23,658 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_45=-1} Honda state: {v_rep#funAddr~thread2.base_45=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:23,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:23,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:23,681 INFO L229 MonitoredProcess]: Starting monitored process 305 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) [2022-07-22 12:48:23,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Waiting until timeout for monitored process [2022-07-22 12:48:23,682 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:23,682 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:23,690 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:23,691 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork3_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork3_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:23,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:23,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:23,715 INFO L229 MonitoredProcess]: Starting monitored process 306 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) [2022-07-22 12:48:23,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Waiting until timeout for monitored process [2022-07-22 12:48:23,716 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:23,716 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:23,730 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:23,730 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_45=-1} Honda state: {v_rep#funAddr~thread3.base_45=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:23,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Ended with exit code 0 [2022-07-22 12:48:23,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:23,752 INFO L229 MonitoredProcess]: Starting monitored process 307 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) [2022-07-22 12:48:23,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Waiting until timeout for monitored process [2022-07-22 12:48:23,753 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:23,753 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:23,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:23,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:23,784 INFO L229 MonitoredProcess]: Starting monitored process 308 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) [2022-07-22 12:48:23,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Waiting until timeout for monitored process [2022-07-22 12:48:23,785 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:23,785 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:23,925 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:23,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Ended with exit code 0 [2022-07-22 12:48:23,927 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:23,927 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:23,927 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:23,928 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:23,928 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:23,928 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:23,928 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:23,928 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:23,928 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration23_Loop [2022-07-22 12:48:23,928 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:23,928 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:23,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:23,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:24,044 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:24,044 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:24,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,045 INFO L229 MonitoredProcess]: Starting monitored process 309 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) [2022-07-22 12:48:24,060 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 [2022-07-22 12:48:24,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Waiting until timeout for monitored process [2022-07-22 12:48:24,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:24,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:24,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:24,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:24,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,095 INFO L229 MonitoredProcess]: Starting monitored process 310 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) [2022-07-22 12:48:24,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Waiting until timeout for monitored process [2022-07-22 12:48:24,096 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 [2022-07-22 12:48:24,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:24,106 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:24,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:24,131 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:24,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,132 INFO L229 MonitoredProcess]: Starting monitored process 311 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) [2022-07-22 12:48:24,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Waiting until timeout for monitored process [2022-07-22 12:48:24,133 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 [2022-07-22 12:48:24,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:24,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:24,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:24,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:24,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,166 INFO L229 MonitoredProcess]: Starting monitored process 312 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) [2022-07-22 12:48:24,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Waiting until timeout for monitored process [2022-07-22 12:48:24,167 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 [2022-07-22 12:48:24,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:24,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:24,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:24,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:24,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:24,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,200 INFO L229 MonitoredProcess]: Starting monitored process 313 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) [2022-07-22 12:48:24,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Waiting until timeout for monitored process [2022-07-22 12:48:24,201 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 [2022-07-22 12:48:24,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:24,209 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:24,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:24,268 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Ended with exit code 0 [2022-07-22 12:48:24,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,269 INFO L229 MonitoredProcess]: Starting monitored process 314 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) [2022-07-22 12:48:24,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Waiting until timeout for monitored process [2022-07-22 12:48:24,270 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 [2022-07-22 12:48:24,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:24,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:24,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:24,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:24,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:24,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,301 INFO L229 MonitoredProcess]: Starting monitored process 315 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) [2022-07-22 12:48:24,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Waiting until timeout for monitored process [2022-07-22 12:48:24,303 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 [2022-07-22 12:48:24,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:24,313 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:24,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:24,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Ended with exit code 0 [2022-07-22 12:48:24,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,338 INFO L229 MonitoredProcess]: Starting monitored process 316 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) [2022-07-22 12:48:24,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Waiting until timeout for monitored process [2022-07-22 12:48:24,339 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 [2022-07-22 12:48:24,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:24,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:24,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:24,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Ended with exit code 0 [2022-07-22 12:48:24,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,372 INFO L229 MonitoredProcess]: Starting monitored process 317 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) [2022-07-22 12:48:24,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Waiting until timeout for monitored process [2022-07-22 12:48:24,374 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 [2022-07-22 12:48:24,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:24,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:24,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:24,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:24,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:24,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:24,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:24,383 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:24,389 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:24,389 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:24,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:24,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:24,390 INFO L229 MonitoredProcess]: Starting monitored process 318 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) [2022-07-22 12:48:24,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Waiting until timeout for monitored process [2022-07-22 12:48:24,390 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:24,391 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:24,391 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:24,391 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread2Thread1of1ForFork3_~i~1#1) = 1*~N~0 - 1*thread2Thread1of1ForFork3_~i~1#1 Supporting invariants [] [2022-07-22 12:48:24,412 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Ended with exit code 0 [2022-07-22 12:48:24,413 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:24,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:24,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:24,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:24,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:24,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:24,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:24,464 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:24,465 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 3370 states and 16623 transitions. cyclomatic complexity: 14342 Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-07-22 12:48:24,592 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 3370 states and 16623 transitions. cyclomatic complexity: 14342. Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 5560 states and 27811 transitions. Complement of second has 3 states. [2022-07-22 12:48:24,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:24,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-07-22 12:48:24,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 28 transitions. [2022-07-22 12:48:24,595 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:24,595 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:24,595 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 11 letters. Loop has 1 letters. [2022-07-22 12:48:24,595 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:24,595 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 10 letters. Loop has 2 letters. [2022-07-22 12:48:24,595 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:24,596 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5560 states and 27811 transitions. [2022-07-22 12:48:24,698 INFO L131 ngComponentsAnalysis]: Automaton has 357 accepting balls. 457 [2022-07-22 12:48:24,765 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5560 states to 5557 states and 27787 transitions. [2022-07-22 12:48:24,765 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2587 [2022-07-22 12:48:24,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2755 [2022-07-22 12:48:24,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5557 states and 27787 transitions. [2022-07-22 12:48:24,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:24,778 INFO L220 hiAutomatonCegarLoop]: Abstraction has 5557 states and 27787 transitions. [2022-07-22 12:48:24,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5557 states and 27787 transitions. [2022-07-22 12:48:24,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5557 to 3945. [2022-07-22 12:48:24,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3945 states, 3945 states have (on average 5.0136882129277565) internal successors, (19779), 3944 states have internal predecessors, (19779), 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) [2022-07-22 12:48:24,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3945 states to 3945 states and 19779 transitions. [2022-07-22 12:48:24,937 INFO L242 hiAutomatonCegarLoop]: Abstraction has 3945 states and 19779 transitions. [2022-07-22 12:48:24,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:48:24,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 12:48:24,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:48:24,938 INFO L87 Difference]: Start difference. First operand 3945 states and 19779 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2022-07-22 12:48:25,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:48:25,064 INFO L93 Difference]: Finished difference Result 7213 states and 35027 transitions. [2022-07-22 12:48:25,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7213 states and 35027 transitions. [2022-07-22 12:48:25,155 INFO L131 ngComponentsAnalysis]: Automaton has 498 accepting balls. 558 [2022-07-22 12:48:25,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:25,363 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7213 states to 6972 states and 33649 transitions. [2022-07-22 12:48:25,363 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3734 [2022-07-22 12:48:25,376 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3976 [2022-07-22 12:48:25,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6972 states and 33649 transitions. [2022-07-22 12:48:25,376 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:25,376 INFO L220 hiAutomatonCegarLoop]: Abstraction has 6972 states and 33649 transitions. [2022-07-22 12:48:25,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6972 states and 33649 transitions. [2022-07-22 12:48:25,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6972 to 5309. [2022-07-22 12:48:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5309 states, 5309 states have (on average 5.105104539461292) internal successors, (27103), 5308 states have internal predecessors, (27103), 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) [2022-07-22 12:48:25,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 5309 states and 27103 transitions. [2022-07-22 12:48:25,572 INFO L242 hiAutomatonCegarLoop]: Abstraction has 5309 states and 27103 transitions. [2022-07-22 12:48:25,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 12:48:25,573 INFO L425 stractBuchiCegarLoop]: Abstraction has 5309 states and 27103 transitions. [2022-07-22 12:48:25,573 INFO L332 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2022-07-22 12:48:25,573 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5309 states and 27103 transitions. [2022-07-22 12:48:25,763 INFO L131 ngComponentsAnalysis]: Automaton has 342 accepting balls. 402 [2022-07-22 12:48:25,763 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:25,763 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:25,764 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:25,764 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:25,768 INFO L748 eck$LassoCheckResult]: Stem: 179927#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 179627#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 177701#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 177705#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 179425#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 179477#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 178421#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 178423#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 179315#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 180131#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 180725#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [2022-07-22 12:48:25,768 INFO L750 eck$LassoCheckResult]: Loop: 180725#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 180725#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [2022-07-22 12:48:25,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:25,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1501031967, now seen corresponding path program 3 times [2022-07-22 12:48:25,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:25,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502092067] [2022-07-22 12:48:25,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:25,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:25,793 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:25,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:25,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:25,808 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 7 times [2022-07-22 12:48:25,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:25,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014192933] [2022-07-22 12:48:25,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:25,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:25,813 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:25,816 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:25,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:25,817 INFO L85 PathProgramCache]: Analyzing trace with hash 712649755, now seen corresponding path program 4 times [2022-07-22 12:48:25,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:25,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163304454] [2022-07-22 12:48:25,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:25,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:25,839 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:25,865 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:25,879 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:25,879 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:25,879 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:25,879 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:25,879 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:25,879 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:25,880 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:25,880 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:25,880 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration24_Loop [2022-07-22 12:48:25,880 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:25,880 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:25,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:25,987 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:25,987 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:25,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:25,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:25,989 INFO L229 MonitoredProcess]: Starting monitored process 319 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) [2022-07-22 12:48:25,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Waiting until timeout for monitored process [2022-07-22 12:48:25,990 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:25,990 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:26,021 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:26,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:26,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:26,023 INFO L229 MonitoredProcess]: Starting monitored process 320 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) [2022-07-22 12:48:26,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Waiting until timeout for monitored process [2022-07-22 12:48:26,025 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:26,025 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:26,049 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:26,049 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter2~0=0} Honda state: {~counter2~0=0} Generalized eigenvectors: [{~counter2~0=-2}, {~counter2~0=4}, {~counter2~0=-1}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-22 12:48:26,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Ended with exit code 0 [2022-07-22 12:48:26,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:26,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:26,072 INFO L229 MonitoredProcess]: Starting monitored process 321 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) [2022-07-22 12:48:26,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Waiting until timeout for monitored process [2022-07-22 12:48:26,073 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:26,073 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:26,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:26,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:26,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:26,106 INFO L229 MonitoredProcess]: Starting monitored process 322 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) [2022-07-22 12:48:26,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Waiting until timeout for monitored process [2022-07-22 12:48:26,107 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:26,107 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:26,256 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:26,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Ended with exit code 0 [2022-07-22 12:48:26,259 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:26,259 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:26,259 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:26,259 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:26,260 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:26,260 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:26,260 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:26,260 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:26,260 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration24_Loop [2022-07-22 12:48:26,260 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:26,261 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:26,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:26,370 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:26,370 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:26,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:26,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:26,372 INFO L229 MonitoredProcess]: Starting monitored process 323 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) [2022-07-22 12:48:26,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Waiting until timeout for monitored process [2022-07-22 12:48:26,373 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 [2022-07-22 12:48:26,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:26,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:26,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:26,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:26,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:26,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:26,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:26,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:26,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:26,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:26,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:26,408 INFO L229 MonitoredProcess]: Starting monitored process 324 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) [2022-07-22 12:48:26,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Waiting until timeout for monitored process [2022-07-22 12:48:26,409 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 [2022-07-22 12:48:26,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:26,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:26,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:26,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:26,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:26,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:26,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:26,446 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:26,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:26,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:26,447 INFO L229 MonitoredProcess]: Starting monitored process 325 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) [2022-07-22 12:48:26,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Waiting until timeout for monitored process [2022-07-22 12:48:26,448 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 [2022-07-22 12:48:26,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:26,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:26,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:26,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:26,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:26,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:26,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:26,459 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:26,461 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:26,461 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:26,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:26,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:26,467 INFO L229 MonitoredProcess]: Starting monitored process 326 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) [2022-07-22 12:48:26,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Waiting until timeout for monitored process [2022-07-22 12:48:26,468 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:26,469 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:26,469 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:26,469 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread3Thread1of1ForFork0_~i~2) = 1*~N~0 - 1*thread3Thread1of1ForFork0_~i~2 Supporting invariants [] [2022-07-22 12:48:26,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:26,493 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:26,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:26,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:26,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:26,555 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:26,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:26,556 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:26,557 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5309 states and 27103 transitions. cyclomatic complexity: 23255 Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-07-22 12:48:26,696 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5309 states and 27103 transitions. cyclomatic complexity: 23255. Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 6595 states and 33741 transitions. Complement of second has 3 states. [2022-07-22 12:48:26,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-07-22 12:48:26,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 25 transitions. [2022-07-22 12:48:26,697 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:26,697 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:26,697 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:26,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:26,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:26,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:26,757 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:26,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:26,758 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:26,758 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5309 states and 27103 transitions. cyclomatic complexity: 23255 Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-07-22 12:48:26,885 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5309 states and 27103 transitions. cyclomatic complexity: 23255. Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 6595 states and 33741 transitions. Complement of second has 3 states. [2022-07-22 12:48:26,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-07-22 12:48:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 25 transitions. [2022-07-22 12:48:26,886 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:26,887 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:26,887 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:26,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:26,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:26,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:26,947 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:26,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:26,949 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:26,949 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5309 states and 27103 transitions. cyclomatic complexity: 23255 Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-07-22 12:48:27,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:27,152 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5309 states and 27103 transitions. cyclomatic complexity: 23255. Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 6999 states and 36144 transitions. Complement of second has 2 states. [2022-07-22 12:48:27,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:27,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2022-07-22 12:48:27,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 29 transitions. [2022-07-22 12:48:27,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 10 letters. Loop has 1 letters. [2022-07-22 12:48:27,154 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:27,154 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 11 letters. Loop has 1 letters. [2022-07-22 12:48:27,154 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:27,154 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 10 letters. Loop has 2 letters. [2022-07-22 12:48:27,154 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:27,154 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6999 states and 36144 transitions. [2022-07-22 12:48:27,257 INFO L131 ngComponentsAnalysis]: Automaton has 236 accepting balls. 554 [2022-07-22 12:48:27,317 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6999 states to 6589 states and 33661 transitions. [2022-07-22 12:48:27,317 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2927 [2022-07-22 12:48:27,333 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3262 [2022-07-22 12:48:27,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6589 states and 33661 transitions. [2022-07-22 12:48:27,334 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:27,334 INFO L220 hiAutomatonCegarLoop]: Abstraction has 6589 states and 33661 transitions. [2022-07-22 12:48:27,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6589 states and 33661 transitions. [2022-07-22 12:48:27,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6589 to 4983. [2022-07-22 12:48:27,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4983 states, 4983 states have (on average 5.08167770419426) internal successors, (25322), 4982 states have internal predecessors, (25322), 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) [2022-07-22 12:48:27,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4983 states to 4983 states and 25322 transitions. [2022-07-22 12:48:27,524 INFO L242 hiAutomatonCegarLoop]: Abstraction has 4983 states and 25322 transitions. [2022-07-22 12:48:27,524 INFO L425 stractBuchiCegarLoop]: Abstraction has 4983 states and 25322 transitions. [2022-07-22 12:48:27,524 INFO L332 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2022-07-22 12:48:27,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4983 states and 25322 transitions. [2022-07-22 12:48:27,590 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 446 [2022-07-22 12:48:27,591 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:27,591 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:27,592 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:27,592 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:27,593 INFO L748 eck$LassoCheckResult]: Stem: 210786#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 210454#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 208614#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 208616#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 209498#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 211732#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 211730#[L89-4, thread2ENTRY, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 210196#[L90-3, L41-4, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 210200#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 209330#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 214120#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 214114#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [2022-07-22 12:48:27,593 INFO L750 eck$LassoCheckResult]: Loop: 214114#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 209428#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 214114#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [2022-07-22 12:48:27,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:27,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1610230183, now seen corresponding path program 1 times [2022-07-22 12:48:27,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:27,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264087204] [2022-07-22 12:48:27,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:27,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:27,611 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:27,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:27,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:27,628 INFO L85 PathProgramCache]: Analyzing trace with hash 16007, now seen corresponding path program 1 times [2022-07-22 12:48:27,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:27,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904625285] [2022-07-22 12:48:27,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:27,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:27,637 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:27,641 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:27,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:27,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1242994349, now seen corresponding path program 2 times [2022-07-22 12:48:27,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:27,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357276858] [2022-07-22 12:48:27,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:27,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:27,664 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:27,684 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:27,722 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:27,722 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:27,723 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:27,723 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:27,723 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:27,723 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:27,723 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:27,723 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:27,724 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration25_Loop [2022-07-22 12:48:27,724 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:27,724 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:27,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:27,861 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:27,862 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:27,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:27,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:27,863 INFO L229 MonitoredProcess]: Starting monitored process 327 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) [2022-07-22 12:48:27,870 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:27,870 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:27,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Waiting until timeout for monitored process [2022-07-22 12:48:27,893 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:27,893 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_49=3} Honda state: {v_rep#funAddr~thread4.offset_49=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:27,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:27,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:27,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:27,935 INFO L229 MonitoredProcess]: Starting monitored process 328 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) [2022-07-22 12:48:27,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Waiting until timeout for monitored process [2022-07-22 12:48:27,990 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:27,990 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:28,012 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:28,012 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_49=-1} Honda state: {v_rep#funAddr~thread4.base_49=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:28,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:28,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,050 INFO L229 MonitoredProcess]: Starting monitored process 329 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) [2022-07-22 12:48:28,052 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:28,052 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:28,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Waiting until timeout for monitored process [2022-07-22 12:48:28,075 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:28,075 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_49=2} Honda state: {v_rep#funAddr~thread3.offset_49=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:28,109 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Ended with exit code 0 [2022-07-22 12:48:28,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,110 INFO L229 MonitoredProcess]: Starting monitored process 330 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) [2022-07-22 12:48:28,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Waiting until timeout for monitored process [2022-07-22 12:48:28,111 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:28,111 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:28,126 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:28,126 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_49=0} Honda state: {v_rep#funAddr~thread1.offset_49=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:28,148 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Ended with exit code 0 [2022-07-22 12:48:28,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,149 INFO L229 MonitoredProcess]: Starting monitored process 331 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) [2022-07-22 12:48:28,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Waiting until timeout for monitored process [2022-07-22 12:48:28,151 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:28,151 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:28,181 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Ended with exit code 0 [2022-07-22 12:48:28,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,182 INFO L229 MonitoredProcess]: Starting monitored process 332 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) [2022-07-22 12:48:28,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Waiting until timeout for monitored process [2022-07-22 12:48:28,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:28,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:28,212 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:28,213 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter1~0=0} Honda state: {~counter1~0=0} Generalized eigenvectors: [{~counter1~0=1}, {~counter1~0=3}, {~counter1~0=-3}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-07-22 12:48:28,236 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:28,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,237 INFO L229 MonitoredProcess]: Starting monitored process 333 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) [2022-07-22 12:48:28,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Waiting until timeout for monitored process [2022-07-22 12:48:28,238 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:28,238 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:28,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:28,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,270 INFO L229 MonitoredProcess]: Starting monitored process 334 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) [2022-07-22 12:48:28,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Waiting until timeout for monitored process [2022-07-22 12:48:28,271 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:28,271 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:28,475 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:28,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:28,489 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:28,489 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:28,489 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:28,489 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:28,489 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:28,489 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,489 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:28,489 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:28,489 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration25_Loop [2022-07-22 12:48:28,489 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:28,489 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:28,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:28,626 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:28,626 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:28,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,627 INFO L229 MonitoredProcess]: Starting monitored process 335 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) [2022-07-22 12:48:28,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Waiting until timeout for monitored process [2022-07-22 12:48:28,629 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 [2022-07-22 12:48:28,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:28,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:28,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:28,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:28,638 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:28,638 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:28,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:28,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:28,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,664 INFO L229 MonitoredProcess]: Starting monitored process 336 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) [2022-07-22 12:48:28,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Waiting until timeout for monitored process [2022-07-22 12:48:28,665 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 [2022-07-22 12:48:28,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:28,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:28,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:28,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:28,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:28,674 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:28,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:28,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:28,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,709 INFO L229 MonitoredProcess]: Starting monitored process 337 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) [2022-07-22 12:48:28,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Waiting until timeout for monitored process [2022-07-22 12:48:28,710 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 [2022-07-22 12:48:28,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:28,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:28,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:28,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:28,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:28,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:28,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:28,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:28,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,745 INFO L229 MonitoredProcess]: Starting monitored process 338 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) [2022-07-22 12:48:28,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Waiting until timeout for monitored process [2022-07-22 12:48:28,746 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 [2022-07-22 12:48:28,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:28,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:28,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:28,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:28,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:28,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:28,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:28,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:28,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Ended with exit code 0 [2022-07-22 12:48:28,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,784 INFO L229 MonitoredProcess]: Starting monitored process 339 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) [2022-07-22 12:48:28,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Waiting until timeout for monitored process [2022-07-22 12:48:28,785 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 [2022-07-22 12:48:28,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:28,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:28,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:28,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:28,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:28,793 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:28,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:28,795 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:28,798 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:28,798 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:28,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:28,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:28,799 INFO L229 MonitoredProcess]: Starting monitored process 340 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) [2022-07-22 12:48:28,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Waiting until timeout for monitored process [2022-07-22 12:48:28,800 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:28,800 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:28,800 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:28,800 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread3Thread1of1ForFork0_~i~2) = 1*~N~0 - 1*thread3Thread1of1ForFork0_~i~2 Supporting invariants [] [2022-07-22 12:48:28,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Ended with exit code 0 [2022-07-22 12:48:28,824 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:28,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:28,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:28,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:28,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:28,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:28,888 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:28,888 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4983 states and 25322 transitions. cyclomatic complexity: 21591 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-07-22 12:48:29,065 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4983 states and 25322 transitions. cyclomatic complexity: 21591. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 9571 states and 53138 transitions. Complement of second has 4 states. [2022-07-22 12:48:29,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-07-22 12:48:29,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 62 transitions. [2022-07-22 12:48:29,066 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 62 transitions. Stem has 11 letters. Loop has 2 letters. [2022-07-22 12:48:29,066 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:29,067 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 62 transitions. Stem has 13 letters. Loop has 2 letters. [2022-07-22 12:48:29,067 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:29,067 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 62 transitions. Stem has 11 letters. Loop has 4 letters. [2022-07-22 12:48:29,067 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:29,067 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9571 states and 53138 transitions. [2022-07-22 12:48:29,291 INFO L131 ngComponentsAnalysis]: Automaton has 224 accepting balls. 248 [2022-07-22 12:48:29,414 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9571 states to 7826 states and 41618 transitions. [2022-07-22 12:48:29,414 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3045 [2022-07-22 12:48:29,432 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3485 [2022-07-22 12:48:29,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7826 states and 41618 transitions. [2022-07-22 12:48:29,432 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:29,433 INFO L220 hiAutomatonCegarLoop]: Abstraction has 7826 states and 41618 transitions. [2022-07-22 12:48:29,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7826 states and 41618 transitions. [2022-07-22 12:48:29,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:29,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7826 to 5655. [2022-07-22 12:48:29,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5655 states, 5655 states have (on average 5.339699381078692) internal successors, (30196), 5654 states have internal predecessors, (30196), 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) [2022-07-22 12:48:29,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5655 states to 5655 states and 30196 transitions. [2022-07-22 12:48:29,786 INFO L242 hiAutomatonCegarLoop]: Abstraction has 5655 states and 30196 transitions. [2022-07-22 12:48:29,786 INFO L425 stractBuchiCegarLoop]: Abstraction has 5655 states and 30196 transitions. [2022-07-22 12:48:29,786 INFO L332 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2022-07-22 12:48:29,786 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5655 states and 30196 transitions. [2022-07-22 12:48:29,872 INFO L131 ngComponentsAnalysis]: Automaton has 218 accepting balls. 242 [2022-07-22 12:48:29,872 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:29,872 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:29,873 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:29,873 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:29,874 INFO L748 eck$LassoCheckResult]: Stem: 230158#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 229878#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 228168#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 228170#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 228954#[L41-4, L88-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 228960#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 231282#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 231274#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 231276#[L51-4, L89-4, L41-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 232184#[L51-4, L89-4, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 232172#[L90-3, L51-4, L41-4]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 232142#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 231800#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [2022-07-22 12:48:29,875 INFO L750 eck$LassoCheckResult]: Loop: 231800#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [468] L51-4-->L51-4: Formula: (and (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|) (= |v_thread2Thread1of1ForFork3_~i~1#1_27| (+ |v_thread2Thread1of1ForFork3_~i~1#1_28| 1)) (< |v_thread2Thread1of1ForFork3_~i~1#1_28| v_~N~0_43) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7| (ite (< 0 v_~counter1~0_65) 1 0)) (= (+ v_~counter1~0_64 1) v_~counter1~0_65) (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7| 0))) InVars {thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_28|, ~counter1~0=v_~counter1~0_65, ~N~0=v_~N~0_43} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_7|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_7|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_15|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_27|, ~counter1~0=v_~counter1~0_64, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_7|, ~N~0=v_~N~0_43} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_~i~1#1, ~counter1~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 231800#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [2022-07-22 12:48:29,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:29,875 INFO L85 PathProgramCache]: Analyzing trace with hash 2856799, now seen corresponding path program 3 times [2022-07-22 12:48:29,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:29,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733588991] [2022-07-22 12:48:29,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:29,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:29,897 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:29,914 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:29,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:29,914 INFO L85 PathProgramCache]: Analyzing trace with hash 499, now seen corresponding path program 7 times [2022-07-22 12:48:29,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:29,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439226654] [2022-07-22 12:48:29,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:29,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:29,921 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:29,925 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:29,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:29,926 INFO L85 PathProgramCache]: Analyzing trace with hash 88561237, now seen corresponding path program 4 times [2022-07-22 12:48:29,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:29,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551472349] [2022-07-22 12:48:29,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:29,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:30,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:48:30,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551472349] [2022-07-22 12:48:30,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551472349] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:48:30,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172007273] [2022-07-22 12:48:30,103 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-07-22 12:48:30,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:48:30,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:30,104 INFO L229 MonitoredProcess]: Starting monitored process 341 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 12:48:30,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (341)] Waiting until timeout for monitored process [2022-07-22 12:48:30,228 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-07-22 12:48:30,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-22 12:48:30,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-22 12:48:30,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:30,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:48:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:30,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172007273] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:48:30,281 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:48:30,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 4 [2022-07-22 12:48:30,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405177621] [2022-07-22 12:48:30,281 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:48:30,330 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:30,331 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:30,331 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:30,331 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:30,331 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:30,331 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:30,331 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:30,331 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:30,331 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration26_Loop [2022-07-22 12:48:30,332 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:30,332 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:30,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,466 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:30,466 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:30,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:30,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:30,469 INFO L229 MonitoredProcess]: Starting monitored process 342 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) [2022-07-22 12:48:30,471 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:30,471 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:30,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Waiting until timeout for monitored process [2022-07-22 12:48:30,490 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:30,490 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_51=-1} Honda state: {v_rep#funAddr~thread1.base_51=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:30,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:30,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:30,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:30,530 INFO L229 MonitoredProcess]: Starting monitored process 343 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) [2022-07-22 12:48:30,532 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:30,532 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:30,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Waiting until timeout for monitored process [2022-07-22 12:48:30,552 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:30,552 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_51=0} Honda state: {v_rep#funAddr~thread1.offset_51=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:30,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:30,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:30,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:30,595 INFO L229 MonitoredProcess]: Starting monitored process 344 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) [2022-07-22 12:48:30,600 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:30,600 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:30,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Waiting until timeout for monitored process [2022-07-22 12:48:30,619 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:30,619 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_51=-1} Honda state: {v_rep#funAddr~thread2.base_51=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:30,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:30,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:30,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:30,658 INFO L229 MonitoredProcess]: Starting monitored process 345 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) [2022-07-22 12:48:30,660 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:30,660 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:30,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Waiting until timeout for monitored process [2022-07-22 12:48:30,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:30,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:30,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:30,720 INFO L229 MonitoredProcess]: Starting monitored process 346 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) [2022-07-22 12:48:30,723 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:30,723 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:30,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Waiting until timeout for monitored process [2022-07-22 12:48:30,920 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:30,922 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Ended with exit code 0 [2022-07-22 12:48:30,922 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:30,922 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:30,922 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:30,922 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:30,923 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:30,923 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:30,923 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:30,923 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:30,923 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration26_Loop [2022-07-22 12:48:30,923 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:30,923 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:30,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:30,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:31,061 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:31,061 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:31,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:31,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:31,062 INFO L229 MonitoredProcess]: Starting monitored process 347 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) [2022-07-22 12:48:31,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Waiting until timeout for monitored process [2022-07-22 12:48:31,063 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 [2022-07-22 12:48:31,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:31,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:31,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:31,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:31,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:31,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:31,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:31,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Ended with exit code 0 [2022-07-22 12:48:31,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:31,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:31,133 INFO L229 MonitoredProcess]: Starting monitored process 348 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) [2022-07-22 12:48:31,138 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 [2022-07-22 12:48:31,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:31,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:31,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:31,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:31,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:31,151 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:31,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Waiting until timeout for monitored process [2022-07-22 12:48:31,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:31,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:31,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:31,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:31,204 INFO L229 MonitoredProcess]: Starting monitored process 349 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) [2022-07-22 12:48:31,206 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 [2022-07-22 12:48:31,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Waiting until timeout for monitored process [2022-07-22 12:48:31,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:31,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:31,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:31,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:31,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:31,218 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:31,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:31,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:31,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:31,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:31,275 INFO L229 MonitoredProcess]: Starting monitored process 350 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) [2022-07-22 12:48:31,278 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 [2022-07-22 12:48:31,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:31,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:31,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:31,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:31,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:31,290 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:31,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:31,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Waiting until timeout for monitored process [2022-07-22 12:48:31,301 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:31,306 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:31,307 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:31,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:31,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:31,308 INFO L229 MonitoredProcess]: Starting monitored process 351 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) [2022-07-22 12:48:31,315 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:31,315 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:31,315 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:31,315 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread2Thread1of1ForFork3_~i~1#1) = 1*~N~0 - 1*thread2Thread1of1ForFork3_~i~1#1 Supporting invariants [] [2022-07-22 12:48:31,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Waiting until timeout for monitored process [2022-07-22 12:48:31,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:31,358 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:31,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:31,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:31,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:31,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:31,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:31,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:31,416 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:31,416 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5655 states and 30196 transitions. cyclomatic complexity: 26036 Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-07-22 12:48:31,710 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5655 states and 30196 transitions. cyclomatic complexity: 26036. Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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 8077 states and 43168 transitions. Complement of second has 3 states. [2022-07-22 12:48:31,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:31,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-07-22 12:48:31,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 28 transitions. [2022-07-22 12:48:31,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-22 12:48:31,716 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:31,716 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:31,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:31,766 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:31,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:31,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:31,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:31,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:31,782 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:31,782 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5655 states and 30196 transitions. cyclomatic complexity: 26036 Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-07-22 12:48:31,910 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5655 states and 30196 transitions. cyclomatic complexity: 26036. Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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 8077 states and 43168 transitions. Complement of second has 3 states. [2022-07-22 12:48:31,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-07-22 12:48:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 28 transitions. [2022-07-22 12:48:31,911 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-22 12:48:31,911 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:31,911 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:31,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:31,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:31,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:31,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:31,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:31,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:31,969 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:31,970 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5655 states and 30196 transitions. cyclomatic complexity: 26036 Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-07-22 12:48:32,105 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5655 states and 30196 transitions. cyclomatic complexity: 26036. Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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 7106 states and 37759 transitions. Complement of second has 2 states. [2022-07-22 12:48:32,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:32,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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) [2022-07-22 12:48:32,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 29 transitions. [2022-07-22 12:48:32,106 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-22 12:48:32,106 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:32,106 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 13 letters. Loop has 1 letters. [2022-07-22 12:48:32,106 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:32,107 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 29 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-22 12:48:32,107 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:32,107 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7106 states and 37759 transitions. [2022-07-22 12:48:32,257 INFO L131 ngComponentsAnalysis]: Automaton has 126 accepting balls. 186 [2022-07-22 12:48:32,312 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7106 states to 6172 states and 33264 transitions. [2022-07-22 12:48:32,312 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2446 [2022-07-22 12:48:32,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2590 [2022-07-22 12:48:32,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6172 states and 33264 transitions. [2022-07-22 12:48:32,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:32,322 INFO L220 hiAutomatonCegarLoop]: Abstraction has 6172 states and 33264 transitions. [2022-07-22 12:48:32,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6172 states and 33264 transitions. [2022-07-22 12:48:32,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6172 to 4817. [2022-07-22 12:48:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4817 states, 4817 states have (on average 5.396304753996263) internal successors, (25994), 4816 states have internal predecessors, (25994), 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) [2022-07-22 12:48:32,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4817 states to 4817 states and 25994 transitions. [2022-07-22 12:48:32,459 INFO L242 hiAutomatonCegarLoop]: Abstraction has 4817 states and 25994 transitions. [2022-07-22 12:48:32,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:48:32,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 12:48:32,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:48:32,460 INFO L87 Difference]: Start difference. First operand 4817 states and 25994 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 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) [2022-07-22 12:48:32,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:48:32,740 INFO L93 Difference]: Finished difference Result 9474 states and 49607 transitions. [2022-07-22 12:48:32,740 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9474 states and 49607 transitions. [2022-07-22 12:48:32,868 INFO L131 ngComponentsAnalysis]: Automaton has 252 accepting balls. 300 [2022-07-22 12:48:32,955 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9474 states to 9392 states and 49068 transitions. [2022-07-22 12:48:32,955 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4174 [2022-07-22 12:48:32,970 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4491 [2022-07-22 12:48:32,970 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9392 states and 49068 transitions. [2022-07-22 12:48:32,970 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:32,970 INFO L220 hiAutomatonCegarLoop]: Abstraction has 9392 states and 49068 transitions. [2022-07-22 12:48:32,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9392 states and 49068 transitions. [2022-07-22 12:48:33,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9392 to 6863. [2022-07-22 12:48:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6863 states, 6863 states have (on average 5.570887367040653) internal successors, (38233), 6862 states have internal predecessors, (38233), 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) [2022-07-22 12:48:33,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6863 states to 6863 states and 38233 transitions. [2022-07-22 12:48:33,425 INFO L242 hiAutomatonCegarLoop]: Abstraction has 6863 states and 38233 transitions. [2022-07-22 12:48:33,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:48:33,426 INFO L425 stractBuchiCegarLoop]: Abstraction has 6863 states and 38233 transitions. [2022-07-22 12:48:33,426 INFO L332 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2022-07-22 12:48:33,426 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6863 states and 38233 transitions. [2022-07-22 12:48:33,494 INFO L131 ngComponentsAnalysis]: Automaton has 138 accepting balls. 186 [2022-07-22 12:48:33,495 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:33,495 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:33,495 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:33,495 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:33,496 INFO L748 eck$LassoCheckResult]: Stem: 283900#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 283656#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 282068#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 282072#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 283492#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 283540#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 282544#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 282546#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 283394#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 284032#[thread1ENTRY, L62-4, L91-3, thread2ENTRY]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 284166#[thread1ENTRY, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 284170#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [450] L62-4-->thread3EXIT: Formula: (and (= |v_thread3Thread1of1ForFork0_#res.base_9| 0) (= |v_thread3Thread1of1ForFork0_#res.offset_9| 0) (not (< v_thread3Thread1of1ForFork0_~i~2_19 v_~N~0_29))) InVars {thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_19, ~N~0=v_~N~0_29} OutVars{thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_9|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_19, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_9|, ~N~0=v_~N~0_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_#res.base] 283468#[L72-4, thread1ENTRY, thread3EXIT, L91-4, thread2ENTRY]don't care [2022-07-22 12:48:33,497 INFO L750 eck$LassoCheckResult]: Loop: 283468#[L72-4, thread1ENTRY, thread3EXIT, L91-4, thread2ENTRY]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 283468#[L72-4, thread1ENTRY, thread3EXIT, L91-4, thread2ENTRY]don't care [2022-07-22 12:48:33,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:33,497 INFO L85 PathProgramCache]: Analyzing trace with hash 621472682, now seen corresponding path program 1 times [2022-07-22 12:48:33,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:33,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716473490] [2022-07-22 12:48:33,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:33,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:33,514 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:33,528 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:33,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:33,528 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 2 times [2022-07-22 12:48:33,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:33,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392570553] [2022-07-22 12:48:33,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:33,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:33,534 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:33,654 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:33,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:33,655 INFO L85 PathProgramCache]: Analyzing trace with hash 2085784427, now seen corresponding path program 1 times [2022-07-22 12:48:33,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:33,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991506530] [2022-07-22 12:48:33,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:33,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:33,690 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:33,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:33,771 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:33,771 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:33,771 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:33,771 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:33,771 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:33,771 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:33,771 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:33,771 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:33,771 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration27_Loop [2022-07-22 12:48:33,772 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:33,772 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:33,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:33,884 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:33,885 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:33,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:33,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:33,890 INFO L229 MonitoredProcess]: Starting monitored process 352 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) [2022-07-22 12:48:33,897 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:33,897 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:33,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Waiting until timeout for monitored process [2022-07-22 12:48:33,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:33,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:33,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:33,961 INFO L229 MonitoredProcess]: Starting monitored process 353 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) [2022-07-22 12:48:33,963 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:33,963 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:33,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Waiting until timeout for monitored process [2022-07-22 12:48:34,198 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:34,201 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Ended with exit code 0 [2022-07-22 12:48:34,201 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:34,201 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:34,201 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:34,201 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:34,201 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:34,201 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:34,201 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:34,201 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:34,201 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration27_Loop [2022-07-22 12:48:34,201 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:34,201 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:34,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:34,322 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:34,322 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:34,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:34,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:34,324 INFO L229 MonitoredProcess]: Starting monitored process 354 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) [2022-07-22 12:48:34,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Waiting until timeout for monitored process [2022-07-22 12:48:34,325 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 [2022-07-22 12:48:34,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:34,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:34,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:34,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:34,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:34,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:34,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:34,334 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:34,338 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:34,338 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:48:34,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:34,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:34,339 INFO L229 MonitoredProcess]: Starting monitored process 355 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) [2022-07-22 12:48:34,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Waiting until timeout for monitored process [2022-07-22 12:48:34,341 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:34,341 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:34,341 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:34,341 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread4Thread1of1ForFork2_~i~3#1, ~N~0) = -1*thread4Thread1of1ForFork2_~i~3#1 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:34,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:34,366 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:34,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:34,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:34,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:34,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:34,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:34,431 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:34,431 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6863 states and 38233 transitions. cyclomatic complexity: 32863 Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-22 12:48:34,552 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6863 states and 38233 transitions. cyclomatic complexity: 32863. Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 7584 states and 40943 transitions. Complement of second has 3 states. [2022-07-22 12:48:34,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-22 12:48:34,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 25 transitions. [2022-07-22 12:48:34,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-22 12:48:34,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:34,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 13 letters. Loop has 1 letters. [2022-07-22 12:48:34,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:34,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-22 12:48:34,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:34,554 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7584 states and 40943 transitions. [2022-07-22 12:48:34,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:34,769 INFO L131 ngComponentsAnalysis]: Automaton has 137 accepting balls. 185 [2022-07-22 12:48:34,837 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7584 states to 7584 states and 40943 transitions. [2022-07-22 12:48:34,837 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3224 [2022-07-22 12:48:34,847 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3358 [2022-07-22 12:48:34,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7584 states and 40943 transitions. [2022-07-22 12:48:34,847 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:34,847 INFO L220 hiAutomatonCegarLoop]: Abstraction has 7584 states and 40943 transitions. [2022-07-22 12:48:34,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7584 states and 40943 transitions. [2022-07-22 12:48:35,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7584 to 6928. [2022-07-22 12:48:35,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6928 states, 6928 states have (on average 5.553117782909931) internal successors, (38472), 6927 states have internal predecessors, (38472), 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) [2022-07-22 12:48:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6928 states to 6928 states and 38472 transitions. [2022-07-22 12:48:35,207 INFO L242 hiAutomatonCegarLoop]: Abstraction has 6928 states and 38472 transitions. [2022-07-22 12:48:35,207 INFO L425 stractBuchiCegarLoop]: Abstraction has 6928 states and 38472 transitions. [2022-07-22 12:48:35,207 INFO L332 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2022-07-22 12:48:35,207 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6928 states and 38472 transitions. [2022-07-22 12:48:35,293 INFO L131 ngComponentsAnalysis]: Automaton has 137 accepting balls. 185 [2022-07-22 12:48:35,293 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:35,293 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:35,294 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:35,294 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:35,295 INFO L748 eck$LassoCheckResult]: Stem: 305295#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 305067#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 303461#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 303465#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 304903#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 304961#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 303971#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 303973#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 304815#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 305447#[thread1ENTRY, L62-4, L91-3, thread2ENTRY]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 305449#[thread1ENTRY, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 306015#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [443] L91-4-->L92-1: Formula: (and (= |v_ULTIMATE.start_main_#t~mem18#1_10| (select (select |v_#memory_int_39| |v_ULTIMATE.start_main_~#t1~0#1.base_17|) |v_ULTIMATE.start_main_~#t1~0#1.offset_15|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) (= (select |v_#valid_80| |v_ULTIMATE.start_main_~#t1~0#1.base_17|) 1) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) (select |v_#length_49| |v_ULTIMATE.start_main_~#t1~0#1.base_17|))) InVars {#valid=|v_#valid_80|, #memory_int=|v_#memory_int_39|, #length=|v_#length_49|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_17|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|} OutVars{ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_10|, #valid=|v_#valid_80|, #memory_int=|v_#memory_int_39|, #length=|v_#length_49|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_9|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_17|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet17#1] 306011#[L72-4, thread1ENTRY, L62-4, thread2ENTRY, L92-1]don't care [2022-07-22 12:48:35,295 INFO L750 eck$LassoCheckResult]: Loop: 306011#[L72-4, thread1ENTRY, L62-4, thread2ENTRY, L92-1]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 306011#[L72-4, thread1ENTRY, L62-4, thread2ENTRY, L92-1]don't care [2022-07-22 12:48:35,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:35,296 INFO L85 PathProgramCache]: Analyzing trace with hash 621472675, now seen corresponding path program 1 times [2022-07-22 12:48:35,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:35,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184681080] [2022-07-22 12:48:35,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:35,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:35,314 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:35,330 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:35,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:35,331 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 3 times [2022-07-22 12:48:35,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:35,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806083804] [2022-07-22 12:48:35,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:35,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:35,336 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:35,340 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:35,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:35,341 INFO L85 PathProgramCache]: Analyzing trace with hash 2085784210, now seen corresponding path program 1 times [2022-07-22 12:48:35,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:35,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487796447] [2022-07-22 12:48:35,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:35,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:35,360 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:35,375 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:35,421 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:35,421 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:35,421 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:35,421 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:35,421 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:35,421 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:35,421 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:35,422 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:35,422 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration28_Loop [2022-07-22 12:48:35,422 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:35,422 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:35,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,546 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:35,547 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:35,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:35,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:35,549 INFO L229 MonitoredProcess]: Starting monitored process 356 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) [2022-07-22 12:48:35,554 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:35,554 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:35,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Waiting until timeout for monitored process [2022-07-22 12:48:35,582 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:35,582 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=1} Honda state: {thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:35,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:35,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:35,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:35,629 INFO L229 MonitoredProcess]: Starting monitored process 357 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) [2022-07-22 12:48:35,631 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:35,631 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:35,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Waiting until timeout for monitored process [2022-07-22 12:48:35,651 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:35,651 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread4Thread1of1ForFork2_#t~post8#1=0} Honda state: {thread4Thread1of1ForFork2_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:35,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:35,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:35,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:35,695 INFO L229 MonitoredProcess]: Starting monitored process 358 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) [2022-07-22 12:48:35,698 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:35,698 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:35,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Waiting until timeout for monitored process [2022-07-22 12:48:35,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:35,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:35,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:35,756 INFO L229 MonitoredProcess]: Starting monitored process 359 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) [2022-07-22 12:48:35,758 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:35,758 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:35,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Waiting until timeout for monitored process [2022-07-22 12:48:35,827 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:35,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:35,830 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:35,830 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:35,830 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:35,831 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:35,831 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:35,831 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:35,831 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:35,831 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:35,831 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration28_Loop [2022-07-22 12:48:35,831 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:35,831 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:35,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:35,952 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:35,953 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:35,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:35,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:35,955 INFO L229 MonitoredProcess]: Starting monitored process 360 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) [2022-07-22 12:48:35,957 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 [2022-07-22 12:48:35,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:35,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:35,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:35,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:35,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:35,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:35,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:35,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Waiting until timeout for monitored process [2022-07-22 12:48:35,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:36,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Ended with exit code 0 [2022-07-22 12:48:36,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:36,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:36,013 INFO L229 MonitoredProcess]: Starting monitored process 361 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) [2022-07-22 12:48:36,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Waiting until timeout for monitored process [2022-07-22 12:48:36,014 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 [2022-07-22 12:48:36,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:36,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:36,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:36,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:36,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:36,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:36,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:36,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:36,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:36,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:36,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:36,047 INFO L229 MonitoredProcess]: Starting monitored process 362 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) [2022-07-22 12:48:36,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Waiting until timeout for monitored process [2022-07-22 12:48:36,047 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 [2022-07-22 12:48:36,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:36,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:36,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:36,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:36,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:36,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:36,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:36,056 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:36,059 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:36,059 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:36,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:36,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:36,061 INFO L229 MonitoredProcess]: Starting monitored process 363 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) [2022-07-22 12:48:36,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Waiting until timeout for monitored process [2022-07-22 12:48:36,062 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:36,062 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:36,062 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:36,062 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-22 12:48:36,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:36,084 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:36,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:36,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:36,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:36,147 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:36,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:36,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:36,148 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:36,148 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6928 states and 38472 transitions. cyclomatic complexity: 33046 Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-22 12:48:36,382 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:36,385 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6928 states and 38472 transitions. cyclomatic complexity: 33046. Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 8116 states and 44294 transitions. Complement of second has 3 states. [2022-07-22 12:48:36,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:36,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-22 12:48:36,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 21 transitions. [2022-07-22 12:48:36,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 21 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-22 12:48:36,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:36,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 21 transitions. Stem has 13 letters. Loop has 1 letters. [2022-07-22 12:48:36,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:36,387 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 21 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-22 12:48:36,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:36,387 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8116 states and 44294 transitions. [2022-07-22 12:48:36,505 INFO L131 ngComponentsAnalysis]: Automaton has 136 accepting balls. 184 [2022-07-22 12:48:36,590 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8116 states to 8116 states and 44294 transitions. [2022-07-22 12:48:36,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3200 [2022-07-22 12:48:36,603 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3324 [2022-07-22 12:48:36,603 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8116 states and 44294 transitions. [2022-07-22 12:48:36,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:36,604 INFO L220 hiAutomatonCegarLoop]: Abstraction has 8116 states and 44294 transitions. [2022-07-22 12:48:36,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8116 states and 44294 transitions. [2022-07-22 12:48:36,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8116 to 6977. [2022-07-22 12:48:36,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6977 states, 6977 states have (on average 5.538913573168983) internal successors, (38645), 6976 states have internal predecessors, (38645), 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) [2022-07-22 12:48:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6977 states to 6977 states and 38645 transitions. [2022-07-22 12:48:36,956 INFO L242 hiAutomatonCegarLoop]: Abstraction has 6977 states and 38645 transitions. [2022-07-22 12:48:36,956 INFO L425 stractBuchiCegarLoop]: Abstraction has 6977 states and 38645 transitions. [2022-07-22 12:48:36,956 INFO L332 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2022-07-22 12:48:36,956 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6977 states and 38645 transitions. [2022-07-22 12:48:37,009 INFO L131 ngComponentsAnalysis]: Automaton has 136 accepting balls. 184 [2022-07-22 12:48:37,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:37,009 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:37,010 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:37,010 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:37,011 INFO L748 eck$LassoCheckResult]: Stem: 327276#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 327038#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 325470#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 325474#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 326892#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 326934#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 325966#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 325968#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 326802#[thread1ENTRY, L62-4, L91-3, thread2ENTRY]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 325594#[thread1ENTRY, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 328580#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 328638#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 328166#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [2022-07-22 12:48:37,011 INFO L750 eck$LassoCheckResult]: Loop: 328166#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 328166#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [2022-07-22 12:48:37,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:37,011 INFO L85 PathProgramCache]: Analyzing trace with hash 619552251, now seen corresponding path program 1 times [2022-07-22 12:48:37,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:37,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035444367] [2022-07-22 12:48:37,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:37,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:37,027 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:37,040 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:37,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:37,040 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 4 times [2022-07-22 12:48:37,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:37,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975016268] [2022-07-22 12:48:37,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:37,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:37,045 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:37,049 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:37,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:37,049 INFO L85 PathProgramCache]: Analyzing trace with hash 2026251066, now seen corresponding path program 2 times [2022-07-22 12:48:37,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:37,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973714941] [2022-07-22 12:48:37,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:37,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:37,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:37,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:48:37,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973714941] [2022-07-22 12:48:37,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973714941] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:48:37,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:48:37,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:48:37,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456780766] [2022-07-22 12:48:37,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:48:37,129 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:37,129 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:37,129 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:37,129 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:37,129 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:37,129 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:37,130 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:37,130 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:37,130 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration29_Loop [2022-07-22 12:48:37,130 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:37,130 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:37,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,250 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:37,250 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:37,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:37,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:37,251 INFO L229 MonitoredProcess]: Starting monitored process 364 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) [2022-07-22 12:48:37,257 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:37,257 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:37,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Waiting until timeout for monitored process [2022-07-22 12:48:37,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:37,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:37,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:37,326 INFO L229 MonitoredProcess]: Starting monitored process 365 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) [2022-07-22 12:48:37,328 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:37,328 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:37,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Waiting until timeout for monitored process [2022-07-22 12:48:37,394 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:37,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:37,397 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:37,397 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:37,397 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:37,397 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:37,397 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:37,397 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:37,397 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:37,398 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:37,398 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration29_Loop [2022-07-22 12:48:37,398 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:37,398 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:37,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:37,513 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:37,513 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:37,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:37,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:37,517 INFO L229 MonitoredProcess]: Starting monitored process 366 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) [2022-07-22 12:48:37,519 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 [2022-07-22 12:48:37,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:37,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:37,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:37,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:37,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:37,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:37,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:37,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Waiting until timeout for monitored process [2022-07-22 12:48:37,542 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:37,548 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:37,548 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:37,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:37,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:37,549 INFO L229 MonitoredProcess]: Starting monitored process 367 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) [2022-07-22 12:48:37,550 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:37,550 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:37,551 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:37,551 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-22 12:48:37,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Waiting until timeout for monitored process [2022-07-22 12:48:37,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:37,588 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:37,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:37,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:37,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:37,645 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:37,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:37,646 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:37,646 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6977 states and 38645 transitions. cyclomatic complexity: 33193 Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-22 12:48:37,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:37,940 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6977 states and 38645 transitions. cyclomatic complexity: 33193. Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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 9149 states and 49673 transitions. Complement of second has 3 states. [2022-07-22 12:48:37,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:37,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 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) [2022-07-22 12:48:37,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 27 transitions. [2022-07-22 12:48:37,941 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 12 letters. Loop has 1 letters. [2022-07-22 12:48:37,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:37,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 13 letters. Loop has 1 letters. [2022-07-22 12:48:37,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:37,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 27 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-22 12:48:37,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:37,942 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9149 states and 49673 transitions. [2022-07-22 12:48:38,057 INFO L131 ngComponentsAnalysis]: Automaton has 136 accepting balls. 184 [2022-07-22 12:48:38,141 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9149 states to 9146 states and 49668 transitions. [2022-07-22 12:48:38,141 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3572 [2022-07-22 12:48:38,153 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3646 [2022-07-22 12:48:38,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9146 states and 49668 transitions. [2022-07-22 12:48:38,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:38,153 INFO L220 hiAutomatonCegarLoop]: Abstraction has 9146 states and 49668 transitions. [2022-07-22 12:48:38,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9146 states and 49668 transitions. [2022-07-22 12:48:38,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9146 to 8157. [2022-07-22 12:48:38,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8157 states, 8157 states have (on average 5.512320706141964) internal successors, (44964), 8156 states have internal predecessors, (44964), 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) [2022-07-22 12:48:38,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8157 states to 8157 states and 44964 transitions. [2022-07-22 12:48:38,538 INFO L242 hiAutomatonCegarLoop]: Abstraction has 8157 states and 44964 transitions. [2022-07-22 12:48:38,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:48:38,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 12:48:38,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:48:38,539 INFO L87 Difference]: Start difference. First operand 8157 states and 44964 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-07-22 12:48:38,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:48:38,917 INFO L93 Difference]: Finished difference Result 13778 states and 75882 transitions. [2022-07-22 12:48:38,917 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13778 states and 75882 transitions. [2022-07-22 12:48:39,137 INFO L131 ngComponentsAnalysis]: Automaton has 136 accepting balls. 184 [2022-07-22 12:48:39,253 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13778 states to 10547 states and 56788 transitions. [2022-07-22 12:48:39,253 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4103 [2022-07-22 12:48:39,266 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4103 [2022-07-22 12:48:39,267 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10547 states and 56788 transitions. [2022-07-22 12:48:39,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:39,267 INFO L220 hiAutomatonCegarLoop]: Abstraction has 10547 states and 56788 transitions. [2022-07-22 12:48:39,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10547 states and 56788 transitions. [2022-07-22 12:48:39,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10547 to 9998. [2022-07-22 12:48:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9998 states, 9998 states have (on average 5.432286457291458) internal successors, (54312), 9997 states have internal predecessors, (54312), 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) [2022-07-22 12:48:39,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9998 states to 9998 states and 54312 transitions. [2022-07-22 12:48:39,737 INFO L242 hiAutomatonCegarLoop]: Abstraction has 9998 states and 54312 transitions. [2022-07-22 12:48:39,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 12:48:39,737 INFO L425 stractBuchiCegarLoop]: Abstraction has 9998 states and 54312 transitions. [2022-07-22 12:48:39,737 INFO L332 stractBuchiCegarLoop]: ======== Iteration 30 ============ [2022-07-22 12:48:39,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9998 states and 54312 transitions. [2022-07-22 12:48:39,823 INFO L131 ngComponentsAnalysis]: Automaton has 136 accepting balls. 184 [2022-07-22 12:48:39,824 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:39,824 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:39,824 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:39,824 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:39,825 INFO L748 eck$LassoCheckResult]: Stem: 380685#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 380427#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 378727#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 378729#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 379529#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 381707#[L89-4, thread2ENTRY, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 381703#[L90-3, L41-4, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 381693#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 381695#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 382133#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 382125#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 381625#[L41-4, L62-4, L91-3, thread2ENTRY]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 382115#[L41-4, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 382645#[L72-4, L41-4, L91-4, thread2ENTRY, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 390727#[L72-4, L41-4, L91-4, thread2ENTRY, L62-4]don't care [461] L41-4-->thread1EXIT: Formula: (and (not (< v_thread1Thread1of1ForFork1_~i~0_21 v_~N~0_37)) (= |v_thread1Thread1of1ForFork1_#res.base_9| 0) (= |v_thread1Thread1of1ForFork1_#res.offset_9| 0)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_21, ~N~0=v_~N~0_37} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_9|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_21, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_9|, ~N~0=v_~N~0_37} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#res.offset] 391491#[L72-4, thread1EXIT, L91-4, thread2ENTRY, L62-4]don't care [2022-07-22 12:48:39,826 INFO L750 eck$LassoCheckResult]: Loop: 391491#[L72-4, thread1EXIT, L91-4, thread2ENTRY, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 391491#[L72-4, thread1EXIT, L91-4, thread2ENTRY, L62-4]don't care [2022-07-22 12:48:39,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:39,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1662308378, now seen corresponding path program 1 times [2022-07-22 12:48:39,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:39,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50660416] [2022-07-22 12:48:39,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:39,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:39,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:48:39,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50660416] [2022-07-22 12:48:39,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50660416] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:48:39,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [982060220] [2022-07-22 12:48:39,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:39,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:48:39,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:39,881 INFO L229 MonitoredProcess]: Starting monitored process 368 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 12:48:39,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (368)] Waiting until timeout for monitored process [2022-07-22 12:48:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:40,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:48:40,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:40,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:40,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:48:40,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [982060220] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:48:40,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:48:40,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 8 [2022-07-22 12:48:40,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023461898] [2022-07-22 12:48:40,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:48:40,256 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:48:40,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:40,257 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 5 times [2022-07-22 12:48:40,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:40,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266690831] [2022-07-22 12:48:40,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:40,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:40,272 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:40,291 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:40,338 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:40,338 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:40,338 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:40,338 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:40,338 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:40,338 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,338 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:40,338 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:40,338 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration30_Loop [2022-07-22 12:48:40,338 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:40,339 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:40,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,452 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:40,452 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:40,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,455 INFO L229 MonitoredProcess]: Starting monitored process 369 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) [2022-07-22 12:48:40,457 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:40,457 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:40,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Waiting until timeout for monitored process [2022-07-22 12:48:40,472 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:40,472 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_59=3} Honda state: {v_rep#funAddr~thread4.offset_59=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:40,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Ended with exit code 0 [2022-07-22 12:48:40,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,494 INFO L229 MonitoredProcess]: Starting monitored process 370 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) [2022-07-22 12:48:40,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Waiting until timeout for monitored process [2022-07-22 12:48:40,495 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:40,495 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:40,508 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:40,509 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_59=-1} Honda state: {v_rep#funAddr~thread1.base_59=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:40,543 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Ended with exit code 0 [2022-07-22 12:48:40,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,544 INFO L229 MonitoredProcess]: Starting monitored process 371 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) [2022-07-22 12:48:40,552 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:40,552 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:40,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Waiting until timeout for monitored process [2022-07-22 12:48:40,571 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:40,571 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_59=-1} Honda state: {v_rep#funAddr~thread4.base_59=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:40,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:40,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,608 INFO L229 MonitoredProcess]: Starting monitored process 372 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) [2022-07-22 12:48:40,610 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:40,610 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:40,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Waiting until timeout for monitored process [2022-07-22 12:48:40,628 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:40,628 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_59=-1} Honda state: {v_rep#funAddr~thread3.base_59=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:40,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:40,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,666 INFO L229 MonitoredProcess]: Starting monitored process 373 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) [2022-07-22 12:48:40,668 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:40,668 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:40,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Waiting until timeout for monitored process [2022-07-22 12:48:40,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:40,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,721 INFO L229 MonitoredProcess]: Starting monitored process 374 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) [2022-07-22 12:48:40,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Waiting until timeout for monitored process [2022-07-22 12:48:40,722 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:40,722 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:40,757 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:40,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:40,759 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:40,759 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:40,759 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:40,759 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:40,759 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:40,759 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,759 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:40,759 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:40,759 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration30_Loop [2022-07-22 12:48:40,759 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:40,759 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:40,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:40,882 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:40,882 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:40,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,884 INFO L229 MonitoredProcess]: Starting monitored process 375 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) [2022-07-22 12:48:40,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Waiting until timeout for monitored process [2022-07-22 12:48:40,885 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 [2022-07-22 12:48:40,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:40,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:40,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:40,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:40,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:40,893 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:40,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:40,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:40,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,918 INFO L229 MonitoredProcess]: Starting monitored process 376 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) [2022-07-22 12:48:40,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Waiting until timeout for monitored process [2022-07-22 12:48:40,919 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 [2022-07-22 12:48:40,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:40,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:40,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:40,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:40,926 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:40,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:40,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:40,952 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:40,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,953 INFO L229 MonitoredProcess]: Starting monitored process 377 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) [2022-07-22 12:48:40,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Waiting until timeout for monitored process [2022-07-22 12:48:40,954 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 [2022-07-22 12:48:40,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:40,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:40,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:40,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:40,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:40,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:40,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:40,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Ended with exit code 0 [2022-07-22 12:48:40,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:40,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:40,988 INFO L229 MonitoredProcess]: Starting monitored process 378 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) [2022-07-22 12:48:40,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Waiting until timeout for monitored process [2022-07-22 12:48:40,989 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 [2022-07-22 12:48:40,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:40,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:40,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:40,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:40,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:40,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:40,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:40,998 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:41,001 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:41,001 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:41,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:41,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:41,003 INFO L229 MonitoredProcess]: Starting monitored process 379 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) [2022-07-22 12:48:41,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Waiting until timeout for monitored process [2022-07-22 12:48:41,004 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:41,004 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:41,004 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:41,005 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-22 12:48:41,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:41,029 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:41,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:41,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:41,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:41,091 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:41,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:41,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:41,092 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:41,093 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9998 states and 54312 transitions. cyclomatic complexity: 46348 Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-07-22 12:48:41,246 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9998 states and 54312 transitions. cyclomatic complexity: 46348. Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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 12493 states and 64470 transitions. Complement of second has 3 states. [2022-07-22 12:48:41,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-07-22 12:48:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 21 transitions. [2022-07-22 12:48:41,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 21 transitions. Stem has 15 letters. Loop has 1 letters. [2022-07-22 12:48:41,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:41,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 21 transitions. Stem has 16 letters. Loop has 1 letters. [2022-07-22 12:48:41,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:41,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 21 transitions. Stem has 15 letters. Loop has 2 letters. [2022-07-22 12:48:41,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:41,247 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12493 states and 64470 transitions. [2022-07-22 12:48:41,544 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 176 [2022-07-22 12:48:41,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Ended with exit code 0 [2022-07-22 12:48:41,651 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12493 states to 12493 states and 64470 transitions. [2022-07-22 12:48:41,651 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4230 [2022-07-22 12:48:41,666 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4507 [2022-07-22 12:48:41,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12493 states and 64470 transitions. [2022-07-22 12:48:41,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:41,666 INFO L220 hiAutomatonCegarLoop]: Abstraction has 12493 states and 64470 transitions. [2022-07-22 12:48:41,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12493 states and 64470 transitions. [2022-07-22 12:48:42,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12493 to 10122. [2022-07-22 12:48:42,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10122 states, 10122 states have (on average 5.413060659948627) internal successors, (54791), 10121 states have internal predecessors, (54791), 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) [2022-07-22 12:48:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10122 states to 10122 states and 54791 transitions. [2022-07-22 12:48:42,097 INFO L242 hiAutomatonCegarLoop]: Abstraction has 10122 states and 54791 transitions. [2022-07-22 12:48:42,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:48:42,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 12:48:42,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-07-22 12:48:42,097 INFO L87 Difference]: Start difference. First operand 10122 states and 54791 transitions. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 6 states have internal predecessors, (15), 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) [2022-07-22 12:48:42,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:48:42,383 INFO L93 Difference]: Finished difference Result 12057 states and 61964 transitions. [2022-07-22 12:48:42,383 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12057 states and 61964 transitions. [2022-07-22 12:48:42,559 INFO L131 ngComponentsAnalysis]: Automaton has 202 accepting balls. 250 [2022-07-22 12:48:42,931 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12057 states to 12020 states and 61795 transitions. [2022-07-22 12:48:42,931 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4829 [2022-07-22 12:48:42,961 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4829 [2022-07-22 12:48:42,961 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12020 states and 61795 transitions. [2022-07-22 12:48:42,961 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:42,961 INFO L220 hiAutomatonCegarLoop]: Abstraction has 12020 states and 61795 transitions. [2022-07-22 12:48:42,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12020 states and 61795 transitions. [2022-07-22 12:48:43,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12020 to 10572. [2022-07-22 12:48:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10572 states, 10572 states have (on average 5.360764283011729) internal successors, (56674), 10571 states have internal predecessors, (56674), 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) [2022-07-22 12:48:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10572 states to 10572 states and 56674 transitions. [2022-07-22 12:48:43,235 INFO L242 hiAutomatonCegarLoop]: Abstraction has 10572 states and 56674 transitions. [2022-07-22 12:48:43,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 12:48:43,235 INFO L425 stractBuchiCegarLoop]: Abstraction has 10572 states and 56674 transitions. [2022-07-22 12:48:43,236 INFO L332 stractBuchiCegarLoop]: ======== Iteration 31 ============ [2022-07-22 12:48:43,236 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10572 states and 56674 transitions. [2022-07-22 12:48:43,323 INFO L131 ngComponentsAnalysis]: Automaton has 144 accepting balls. 192 [2022-07-22 12:48:43,324 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:43,324 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:43,324 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:43,324 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:48:43,325 INFO L748 eck$LassoCheckResult]: Stem: 445600#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 445334#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 443638#[thread1ENTRY, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 443642#[L89-3, thread1ENTRY]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 445160#[thread1ENTRY, L89-4, thread2ENTRY]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 445210#[L90-3, thread1ENTRY, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 444156#[thread1ENTRY, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 444158#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 445070#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 445724#[thread1ENTRY, L62-4, thread2ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 445708#[thread1ENTRY, L62-4, L91-3, thread2ENTRY]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 445714#[thread1ENTRY, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 445770#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 445866#[L72-4, thread1ENTRY, L91-4, thread2ENTRY, L62-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 445870#[L72-4, L51-4, thread1ENTRY, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 449210#[L72-4, L51-4, thread1ENTRY, L91-4, L62-4]don't care [2022-07-22 12:48:43,325 INFO L750 eck$LassoCheckResult]: Loop: 449210#[L72-4, L51-4, thread1ENTRY, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 449210#[L72-4, L51-4, thread1ENTRY, L91-4, L62-4]don't care [2022-07-22 12:48:43,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:43,326 INFO L85 PathProgramCache]: Analyzing trace with hash 535445264, now seen corresponding path program 1 times [2022-07-22 12:48:43,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:43,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059074393] [2022-07-22 12:48:43,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:43,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:43,531 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:43,546 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:43,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:43,546 INFO L85 PathProgramCache]: Analyzing trace with hash 500, now seen corresponding path program 6 times [2022-07-22 12:48:43,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:43,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281340666] [2022-07-22 12:48:43,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:43,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:43,551 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:43,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:43,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:43,555 INFO L85 PathProgramCache]: Analyzing trace with hash -581065531, now seen corresponding path program 2 times [2022-07-22 12:48:43,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:43,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698351082] [2022-07-22 12:48:43,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:43,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:43,600 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:43,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:48:43,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698351082] [2022-07-22 12:48:43,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698351082] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:48:43,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598963388] [2022-07-22 12:48:43,600 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-22 12:48:43,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:48:43,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:43,601 INFO L229 MonitoredProcess]: Starting monitored process 380 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 12:48:43,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (380)] Waiting until timeout for monitored process [2022-07-22 12:48:43,746 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-22 12:48:43,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-22 12:48:43,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-22 12:48:43,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:43,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:43,769 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:48:43,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:43,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598963388] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:48:43,796 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:48:43,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 4 [2022-07-22 12:48:43,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395060250] [2022-07-22 12:48:43,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:48:43,829 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:43,829 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:43,829 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:43,829 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:43,829 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:43,829 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:43,829 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:43,830 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:43,830 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration31_Loop [2022-07-22 12:48:43,830 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:43,830 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:43,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:43,953 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:43,953 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:43,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:43,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:43,954 INFO L229 MonitoredProcess]: Starting monitored process 381 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) [2022-07-22 12:48:43,963 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:43,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:43,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Waiting until timeout for monitored process [2022-07-22 12:48:43,990 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:43,990 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_61=-1} Honda state: {v_rep#funAddr~thread1.base_61=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:44,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:44,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:44,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:44,040 INFO L229 MonitoredProcess]: Starting monitored process 382 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) [2022-07-22 12:48:44,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:44,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:44,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Waiting until timeout for monitored process [2022-07-22 12:48:44,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:44,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:44,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:44,100 INFO L229 MonitoredProcess]: Starting monitored process 383 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) [2022-07-22 12:48:44,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:44,102 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:44,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Waiting until timeout for monitored process [2022-07-22 12:48:44,289 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:44,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Ended with exit code 0 [2022-07-22 12:48:44,292 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:44,292 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:44,292 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:44,292 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:44,292 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:44,292 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:44,292 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:44,292 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:44,292 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration31_Loop [2022-07-22 12:48:44,292 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:44,292 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:44,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:44,418 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:44,419 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:44,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:44,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:44,420 INFO L229 MonitoredProcess]: Starting monitored process 384 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) [2022-07-22 12:48:44,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Waiting until timeout for monitored process [2022-07-22 12:48:44,427 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 [2022-07-22 12:48:44,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:44,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:44,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:44,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:44,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:44,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:44,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:44,438 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:44,442 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:48:44,442 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:44,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:44,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:44,444 INFO L229 MonitoredProcess]: Starting monitored process 385 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) [2022-07-22 12:48:44,449 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:44,449 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:44,449 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:44,449 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread4Thread1of1ForFork2_~i~3#1, ~N~0) = -1*thread4Thread1of1ForFork2_~i~3#1 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:44,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Waiting until timeout for monitored process [2022-07-22 12:48:44,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Ended with exit code 0 [2022-07-22 12:48:44,478 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:44,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:44,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:44,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:44,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:44,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:44,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:44,546 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:44,546 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10572 states and 56674 transitions. cyclomatic complexity: 48242 Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-07-22 12:48:44,756 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10572 states and 56674 transitions. cyclomatic complexity: 48242. Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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 12042 states and 63267 transitions. Complement of second has 3 states. [2022-07-22 12:48:44,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:44,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-07-22 12:48:44,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 26 transitions. [2022-07-22 12:48:44,757 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 26 transitions. Stem has 15 letters. Loop has 1 letters. [2022-07-22 12:48:44,757 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:44,757 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:44,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:44,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:44,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:44,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:44,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:44,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:44,823 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:44,823 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10572 states and 56674 transitions. cyclomatic complexity: 48242 Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-07-22 12:48:45,193 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10572 states and 56674 transitions. cyclomatic complexity: 48242. Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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 12042 states and 63267 transitions. Complement of second has 3 states. [2022-07-22 12:48:45,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:45,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-07-22 12:48:45,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 26 transitions. [2022-07-22 12:48:45,194 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 26 transitions. Stem has 15 letters. Loop has 1 letters. [2022-07-22 12:48:45,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:45,194 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:45,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:45,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:45,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:45,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:45,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:45,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:45,249 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-22 12:48:45,249 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10572 states and 56674 transitions. cyclomatic complexity: 48242 Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-07-22 12:48:45,441 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10572 states and 56674 transitions. cyclomatic complexity: 48242. Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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 12315 states and 64383 transitions. Complement of second has 2 states. [2022-07-22 12:48:45,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2022-07-22 12:48:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 28 transitions. [2022-07-22 12:48:45,442 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 15 letters. Loop has 1 letters. [2022-07-22 12:48:45,442 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:45,442 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 16 letters. Loop has 1 letters. [2022-07-22 12:48:45,443 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:45,443 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 28 transitions. Stem has 15 letters. Loop has 2 letters. [2022-07-22 12:48:45,443 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:45,443 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12315 states and 64383 transitions. [2022-07-22 12:48:45,607 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 96 [2022-07-22 12:48:45,688 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12315 states to 8128 states and 40355 transitions. [2022-07-22 12:48:45,688 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2631 [2022-07-22 12:48:45,697 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2639 [2022-07-22 12:48:45,697 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8128 states and 40355 transitions. [2022-07-22 12:48:45,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:45,698 INFO L220 hiAutomatonCegarLoop]: Abstraction has 8128 states and 40355 transitions. [2022-07-22 12:48:45,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8128 states and 40355 transitions. [2022-07-22 12:48:45,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8128 to 5542. [2022-07-22 12:48:45,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5542 states, 5542 states have (on average 5.1037531577048) internal successors, (28285), 5541 states have internal predecessors, (28285), 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) [2022-07-22 12:48:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5542 states to 5542 states and 28285 transitions. [2022-07-22 12:48:46,006 INFO L242 hiAutomatonCegarLoop]: Abstraction has 5542 states and 28285 transitions. [2022-07-22 12:48:46,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:48:46,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 12:48:46,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:48:46,007 INFO L87 Difference]: Start difference. First operand 5542 states and 28285 transitions. Second operand has 6 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2022-07-22 12:48:46,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:48:46,165 INFO L93 Difference]: Finished difference Result 9442 states and 48687 transitions. [2022-07-22 12:48:46,165 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9442 states and 48687 transitions. [2022-07-22 12:48:46,305 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 72 [2022-07-22 12:48:46,378 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9442 states to 7075 states and 35623 transitions. [2022-07-22 12:48:46,379 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2443 [2022-07-22 12:48:46,387 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2443 [2022-07-22 12:48:46,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7075 states and 35623 transitions. [2022-07-22 12:48:46,387 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:46,387 INFO L220 hiAutomatonCegarLoop]: Abstraction has 7075 states and 35623 transitions. [2022-07-22 12:48:46,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7075 states and 35623 transitions. [2022-07-22 12:48:46,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7075 to 6451. [2022-07-22 12:48:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6451 states, 6451 states have (on average 5.086653232057046) internal successors, (32814), 6450 states have internal predecessors, (32814), 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) [2022-07-22 12:48:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6451 states to 6451 states and 32814 transitions. [2022-07-22 12:48:46,861 INFO L242 hiAutomatonCegarLoop]: Abstraction has 6451 states and 32814 transitions. [2022-07-22 12:48:46,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:48:46,865 INFO L425 stractBuchiCegarLoop]: Abstraction has 6451 states and 32814 transitions. [2022-07-22 12:48:46,865 INFO L332 stractBuchiCegarLoop]: ======== Iteration 32 ============ [2022-07-22 12:48:46,865 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6451 states and 32814 transitions. [2022-07-22 12:48:46,917 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 72 [2022-07-22 12:48:46,917 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:46,917 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:46,918 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:46,918 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:46,918 INFO L748 eck$LassoCheckResult]: Stem: 523332#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 522762#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 522010#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 522012#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 521852#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 521854#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 522354#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 522356#[L51-4, L89-4, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 530008#[L90-3, L51-4, L41-4]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 530010#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 526712#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 532690#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 532898#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 532892#[L41-4, L51-4, L62-4, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 525990#[L41-4, L51-4, L62-4, L91-3]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 527462#[L51-4, L41-4, L91-4, L62-4, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 525600#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [443] L91-4-->L92-1: Formula: (and (= |v_ULTIMATE.start_main_#t~mem18#1_10| (select (select |v_#memory_int_39| |v_ULTIMATE.start_main_~#t1~0#1.base_17|) |v_ULTIMATE.start_main_~#t1~0#1.offset_15|)) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) (= (select |v_#valid_80| |v_ULTIMATE.start_main_~#t1~0#1.base_17|) 1) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_15|) (select |v_#length_49| |v_ULTIMATE.start_main_~#t1~0#1.base_17|))) InVars {#valid=|v_#valid_80|, #memory_int=|v_#memory_int_39|, #length=|v_#length_49|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_17|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|} OutVars{ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_10|, #valid=|v_#valid_80|, #memory_int=|v_#memory_int_39|, #length=|v_#length_49|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_9|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_17|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_5|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet17#1] 525898#[L72-4, L51-4, L41-4, L62-4, L92-1]don't care [2022-07-22 12:48:46,919 INFO L750 eck$LassoCheckResult]: Loop: 525898#[L72-4, L51-4, L41-4, L62-4, L92-1]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 528576#[L72-4, L51-4, L41-4, L62-4, L92-1]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 525898#[L72-4, L51-4, L41-4, L62-4, L92-1]don't care [2022-07-22 12:48:46,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:46,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1348310561, now seen corresponding path program 1 times [2022-07-22 12:48:46,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:46,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552796912] [2022-07-22 12:48:46,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:46,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:46,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:46,941 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:46,959 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:46,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:46,960 INFO L85 PathProgramCache]: Analyzing trace with hash 16000, now seen corresponding path program 1 times [2022-07-22 12:48:46,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:46,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733398174] [2022-07-22 12:48:46,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:46,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:46,966 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:46,971 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:46,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:46,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1353659232, now seen corresponding path program 1 times [2022-07-22 12:48:46,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:46,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506280998] [2022-07-22 12:48:46,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:46,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:46,994 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:47,014 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:47,087 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:47,087 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:47,087 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:47,087 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:47,087 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:47,087 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,087 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:47,088 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:47,088 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration32_Loop [2022-07-22 12:48:47,088 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:47,088 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:47,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,247 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:47,248 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:47,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,250 INFO L229 MonitoredProcess]: Starting monitored process 386 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) [2022-07-22 12:48:47,253 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:47,254 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:47,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Waiting until timeout for monitored process [2022-07-22 12:48:47,273 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:47,274 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_63=0} Honda state: {v_rep#funAddr~thread1.offset_63=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:47,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:47,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,312 INFO L229 MonitoredProcess]: Starting monitored process 387 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) [2022-07-22 12:48:47,314 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:47,314 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:47,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Waiting until timeout for monitored process [2022-07-22 12:48:47,338 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:47,338 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_63=-1} Honda state: {v_rep#funAddr~thread2.base_63=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:47,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:47,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,377 INFO L229 MonitoredProcess]: Starting monitored process 388 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) [2022-07-22 12:48:47,382 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:47,382 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:47,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Waiting until timeout for monitored process [2022-07-22 12:48:47,400 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:47,400 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=1} Honda state: {thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:47,421 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (388)] Ended with exit code 0 [2022-07-22 12:48:47,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,424 INFO L229 MonitoredProcess]: Starting monitored process 389 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) [2022-07-22 12:48:47,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Waiting until timeout for monitored process [2022-07-22 12:48:47,425 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:47,425 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:47,454 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Ended with exit code 0 [2022-07-22 12:48:47,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,455 INFO L229 MonitoredProcess]: Starting monitored process 390 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) [2022-07-22 12:48:47,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Waiting until timeout for monitored process [2022-07-22 12:48:47,456 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:47,457 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:47,492 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:47,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Ended with exit code 0 [2022-07-22 12:48:47,495 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:47,495 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:47,495 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:47,495 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:47,495 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:47,495 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,495 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:47,495 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:47,495 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration32_Loop [2022-07-22 12:48:47,495 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:47,495 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:47,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:47,650 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:47,650 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:47,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,651 INFO L229 MonitoredProcess]: Starting monitored process 391 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) [2022-07-22 12:48:47,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Waiting until timeout for monitored process [2022-07-22 12:48:47,652 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 [2022-07-22 12:48:47,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:47,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:47,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:47,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:47,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:47,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:47,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:47,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:47,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,685 INFO L229 MonitoredProcess]: Starting monitored process 392 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) [2022-07-22 12:48:47,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Waiting until timeout for monitored process [2022-07-22 12:48:47,686 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 [2022-07-22 12:48:47,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:47,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:47,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:47,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:47,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:47,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:47,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:47,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Ended with exit code 0 [2022-07-22 12:48:47,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,720 INFO L229 MonitoredProcess]: Starting monitored process 393 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) [2022-07-22 12:48:47,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Waiting until timeout for monitored process [2022-07-22 12:48:47,721 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 [2022-07-22 12:48:47,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:47,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:47,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:47,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:47,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:47,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:47,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:47,731 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:47,735 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:47,735 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:47,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:47,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:47,737 INFO L229 MonitoredProcess]: Starting monitored process 394 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) [2022-07-22 12:48:47,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Waiting until timeout for monitored process [2022-07-22 12:48:47,738 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:47,738 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:47,738 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:47,738 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-22 12:48:47,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:47,763 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:47,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:47,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:47,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:47,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:47,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:47,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:47,839 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:47,839 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6451 states and 32814 transitions. cyclomatic complexity: 27600 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:47,978 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6451 states and 32814 transitions. cyclomatic complexity: 27600. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 10665 states and 50886 transitions. Complement of second has 5 states. [2022-07-22 12:48:47,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:47,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:47,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 44 transitions. [2022-07-22 12:48:47,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 17 letters. Loop has 2 letters. [2022-07-22 12:48:47,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:47,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 19 letters. Loop has 2 letters. [2022-07-22 12:48:47,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:47,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 17 letters. Loop has 4 letters. [2022-07-22 12:48:47,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:47,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10665 states and 50886 transitions. [2022-07-22 12:48:48,337 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 72 [2022-07-22 12:48:48,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:48,441 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10665 states to 8314 states and 40474 transitions. [2022-07-22 12:48:48,441 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2435 [2022-07-22 12:48:48,448 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2447 [2022-07-22 12:48:48,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8314 states and 40474 transitions. [2022-07-22 12:48:48,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:48,449 INFO L220 hiAutomatonCegarLoop]: Abstraction has 8314 states and 40474 transitions. [2022-07-22 12:48:48,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8314 states and 40474 transitions. [2022-07-22 12:48:48,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8314 to 7173. [2022-07-22 12:48:48,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7173 states, 7173 states have (on average 4.988568242018681) internal successors, (35783), 7172 states have internal predecessors, (35783), 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) [2022-07-22 12:48:48,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7173 states to 7173 states and 35783 transitions. [2022-07-22 12:48:48,620 INFO L242 hiAutomatonCegarLoop]: Abstraction has 7173 states and 35783 transitions. [2022-07-22 12:48:48,620 INFO L425 stractBuchiCegarLoop]: Abstraction has 7173 states and 35783 transitions. [2022-07-22 12:48:48,620 INFO L332 stractBuchiCegarLoop]: ======== Iteration 33 ============ [2022-07-22 12:48:48,621 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7173 states and 35783 transitions. [2022-07-22 12:48:48,671 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 72 [2022-07-22 12:48:48,671 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:48,671 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:48,672 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:48,672 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:48,673 INFO L748 eck$LassoCheckResult]: Stem: 547007#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 546459#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 545659#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 545661#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 545501#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 545503#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 546035#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 546037#[L51-4, L89-4, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 549611#[L90-3, L51-4, L41-4]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 549613#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 549519#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 556337#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 548597#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 548603#[L41-4, L51-4, L62-4, L90-4]don't care [450] L62-4-->thread3EXIT: Formula: (and (= |v_thread3Thread1of1ForFork0_#res.base_9| 0) (= |v_thread3Thread1of1ForFork0_#res.offset_9| 0) (not (< v_thread3Thread1of1ForFork0_~i~2_19 v_~N~0_29))) InVars {thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_19, ~N~0=v_~N~0_29} OutVars{thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_9|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_19, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_9|, ~N~0=v_~N~0_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_#res.base] 548585#[L41-4, L51-4, thread3EXIT, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 548665#[L41-4, L51-4, thread3EXIT, L91-3]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 549979#[L51-4, L41-4, thread3EXIT, L91-4, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 548811#[L72-4, L51-4, L41-4, thread3EXIT, L91-4]don't care [2022-07-22 12:48:48,673 INFO L750 eck$LassoCheckResult]: Loop: 548811#[L72-4, L51-4, L41-4, thread3EXIT, L91-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 552201#[L72-4, L51-4, L41-4, thread3EXIT, L91-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 548811#[L72-4, L51-4, L41-4, thread3EXIT, L91-4]don't care [2022-07-22 12:48:48,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:48,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1347597978, now seen corresponding path program 1 times [2022-07-22 12:48:48,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:48,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151690544] [2022-07-22 12:48:48,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:48,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:48,691 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:48,705 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:48,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:48,705 INFO L85 PathProgramCache]: Analyzing trace with hash 16000, now seen corresponding path program 2 times [2022-07-22 12:48:48,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:48,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450474301] [2022-07-22 12:48:48,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:48,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:48,711 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:48,719 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:48,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:48,719 INFO L85 PathProgramCache]: Analyzing trace with hash -2038451495, now seen corresponding path program 1 times [2022-07-22 12:48:48,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:48,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40544759] [2022-07-22 12:48:48,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:48,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:48,738 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:48,763 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:48,842 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:48,842 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:48,842 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:48,842 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:48,842 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:48,843 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:48,843 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:48,843 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:48,843 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration33_Loop [2022-07-22 12:48:48,843 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:48,843 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:48,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:48,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,009 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:49,009 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:49,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:49,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:49,010 INFO L229 MonitoredProcess]: Starting monitored process 395 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) [2022-07-22 12:48:49,012 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:49,012 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:49,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Waiting until timeout for monitored process [2022-07-22 12:48:49,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:49,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:49,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:49,070 INFO L229 MonitoredProcess]: Starting monitored process 396 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) [2022-07-22 12:48:49,072 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:49,072 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:49,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Waiting until timeout for monitored process [2022-07-22 12:48:49,281 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:49,284 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:49,284 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:49,284 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:49,284 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:49,285 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:49,285 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:49,285 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:49,285 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:49,285 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:49,285 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration33_Loop [2022-07-22 12:48:49,285 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:49,285 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:49,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:49,442 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:49,442 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:49,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:49,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:49,444 INFO L229 MonitoredProcess]: Starting monitored process 397 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) [2022-07-22 12:48:49,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Waiting until timeout for monitored process [2022-07-22 12:48:49,445 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 [2022-07-22 12:48:49,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:49,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:49,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:49,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:49,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:49,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:49,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:49,458 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:49,462 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:49,463 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:49,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:49,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:49,463 INFO L229 MonitoredProcess]: Starting monitored process 398 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) [2022-07-22 12:48:49,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Waiting until timeout for monitored process [2022-07-22 12:48:49,464 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:49,465 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:49,465 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:49,465 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(thread1Thread1of1ForFork1_~i~0, ~N~0) = -1*thread1Thread1of1ForFork1_~i~0 + 1*~N~0 Supporting invariants [] [2022-07-22 12:48:49,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Ended with exit code 0 [2022-07-22 12:48:49,489 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:49,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:49,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:49,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:49,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:49,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:49,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:49,581 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:49,581 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7173 states and 35783 transitions. cyclomatic complexity: 29983 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:49,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:49,888 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7173 states and 35783 transitions. cyclomatic complexity: 29983. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 8961 states and 43574 transitions. Complement of second has 3 states. [2022-07-22 12:48:49,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:49,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:49,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2022-07-22 12:48:49,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 17 letters. Loop has 2 letters. [2022-07-22 12:48:49,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:49,889 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:49,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:49,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:49,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:49,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:49,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:49,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:49,974 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:49,974 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7173 states and 35783 transitions. cyclomatic complexity: 29983 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:50,168 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7173 states and 35783 transitions. cyclomatic complexity: 29983. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 13976 states and 68119 transitions. Complement of second has 5 states. [2022-07-22 12:48:50,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 34 transitions. [2022-07-22 12:48:50,169 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 34 transitions. Stem has 17 letters. Loop has 2 letters. [2022-07-22 12:48:50,170 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:50,170 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 34 transitions. Stem has 19 letters. Loop has 2 letters. [2022-07-22 12:48:50,170 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:50,170 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 34 transitions. Stem has 17 letters. Loop has 4 letters. [2022-07-22 12:48:50,170 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:50,170 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13976 states and 68119 transitions. [2022-07-22 12:48:50,353 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 72 [2022-07-22 12:48:50,471 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13976 states to 12111 states and 59244 transitions. [2022-07-22 12:48:50,471 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2850 [2022-07-22 12:48:50,481 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2870 [2022-07-22 12:48:50,481 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12111 states and 59244 transitions. [2022-07-22 12:48:50,481 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:50,481 INFO L220 hiAutomatonCegarLoop]: Abstraction has 12111 states and 59244 transitions. [2022-07-22 12:48:50,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12111 states and 59244 transitions. [2022-07-22 12:48:50,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12111 to 9752. [2022-07-22 12:48:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9752 states, 9752 states have (on average 4.97590237899918) internal successors, (48525), 9751 states have internal predecessors, (48525), 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) [2022-07-22 12:48:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9752 states to 9752 states and 48525 transitions. [2022-07-22 12:48:50,982 INFO L242 hiAutomatonCegarLoop]: Abstraction has 9752 states and 48525 transitions. [2022-07-22 12:48:50,982 INFO L425 stractBuchiCegarLoop]: Abstraction has 9752 states and 48525 transitions. [2022-07-22 12:48:50,982 INFO L332 stractBuchiCegarLoop]: ======== Iteration 34 ============ [2022-07-22 12:48:50,983 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9752 states and 48525 transitions. [2022-07-22 12:48:51,081 INFO L131 ngComponentsAnalysis]: Automaton has 24 accepting balls. 72 [2022-07-22 12:48:51,082 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:51,082 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:51,083 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:51,083 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:51,084 INFO L748 eck$LassoCheckResult]: Stem: 584470#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 583932#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 583086#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 583088#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 582918#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 582920#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 583470#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 583472#[L51-4, L89-4, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 586416#[L90-3, L51-4, L41-4]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 586418#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 588522#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 586950#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 586034#[L41-4, L51-4, L62-4, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 586042#[L41-4, L51-4, L62-4, L91-3]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 586716#[L51-4, L41-4, L91-4, L62-4, thread4ENTRY]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 588254#[L51-4, L41-4, L91-4, L62-4, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 588262#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [450] L62-4-->thread3EXIT: Formula: (and (= |v_thread3Thread1of1ForFork0_#res.base_9| 0) (= |v_thread3Thread1of1ForFork0_#res.offset_9| 0) (not (< v_thread3Thread1of1ForFork0_~i~2_19 v_~N~0_29))) InVars {thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_19, ~N~0=v_~N~0_29} OutVars{thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_9|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_19, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_9|, ~N~0=v_~N~0_29} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_#res.base] 593904#[L72-4, L51-4, L41-4, thread3EXIT, L91-4]don't care [2022-07-22 12:48:51,085 INFO L750 eck$LassoCheckResult]: Loop: 593904#[L72-4, L51-4, L41-4, thread3EXIT, L91-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 602114#[L72-4, L51-4, L41-4, thread3EXIT, L91-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 593904#[L72-4, L51-4, L41-4, thread3EXIT, L91-4]don't care [2022-07-22 12:48:51,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:51,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1346494278, now seen corresponding path program 2 times [2022-07-22 12:48:51,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:51,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537254154] [2022-07-22 12:48:51,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:51,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:51,104 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:51,122 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:51,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:51,122 INFO L85 PathProgramCache]: Analyzing trace with hash 16000, now seen corresponding path program 3 times [2022-07-22 12:48:51,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:51,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720991427] [2022-07-22 12:48:51,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:51,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:51,129 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:51,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:51,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:51,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1195860101, now seen corresponding path program 2 times [2022-07-22 12:48:51,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:51,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359865866] [2022-07-22 12:48:51,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:51,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:51,155 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:51,175 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:51,235 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:51,235 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:51,235 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:51,235 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:51,235 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:51,236 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,236 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:51,236 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:51,236 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration34_Loop [2022-07-22 12:48:51,236 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:51,236 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:51,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,387 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:51,387 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:51,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,388 INFO L229 MonitoredProcess]: Starting monitored process 399 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) [2022-07-22 12:48:51,396 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,396 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Waiting until timeout for monitored process [2022-07-22 12:48:51,414 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,414 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_67=-1} Honda state: {v_rep#funAddr~thread1.base_67=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:51,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,451 INFO L229 MonitoredProcess]: Starting monitored process 400 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) [2022-07-22 12:48:51,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Waiting until timeout for monitored process [2022-07-22 12:48:51,452 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,453 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,466 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,466 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_67=0} Honda state: {v_rep#funAddr~thread1.offset_67=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Ended with exit code 0 [2022-07-22 12:48:51,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,489 INFO L229 MonitoredProcess]: Starting monitored process 401 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) [2022-07-22 12:48:51,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Waiting until timeout for monitored process [2022-07-22 12:48:51,490 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,490 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,505 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,505 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=1} Honda state: {thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:51,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,528 INFO L229 MonitoredProcess]: Starting monitored process 402 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) [2022-07-22 12:48:51,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Waiting until timeout for monitored process [2022-07-22 12:48:51,529 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,529 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,543 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,543 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_67=-1} Honda state: {v_rep#funAddr~thread2.base_67=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Ended with exit code 0 [2022-07-22 12:48:51,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,566 INFO L229 MonitoredProcess]: Starting monitored process 403 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) [2022-07-22 12:48:51,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Waiting until timeout for monitored process [2022-07-22 12:48:51,567 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,567 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,576 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,576 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread4Thread1of1ForFork2_#t~post7#1=0} Honda state: {thread4Thread1of1ForFork2_#t~post7#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:51,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,598 INFO L229 MonitoredProcess]: Starting monitored process 404 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) [2022-07-22 12:48:51,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Waiting until timeout for monitored process [2022-07-22 12:48:51,599 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,599 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,612 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,612 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_67=-1} Honda state: {v_rep#funAddr~thread3.base_67=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,634 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:51,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,635 INFO L229 MonitoredProcess]: Starting monitored process 405 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) [2022-07-22 12:48:51,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (405)] Waiting until timeout for monitored process [2022-07-22 12:48:51,640 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,640 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,653 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,653 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_67=1} Honda state: {v_rep#funAddr~thread2.offset_67=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (405)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:51,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,677 INFO L229 MonitoredProcess]: Starting monitored process 406 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) [2022-07-22 12:48:51,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Waiting until timeout for monitored process [2022-07-22 12:48:51,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,691 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,691 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_67=-1} Honda state: {v_rep#funAddr~thread4.base_67=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:51,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,715 INFO L229 MonitoredProcess]: Starting monitored process 407 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) [2022-07-22 12:48:51,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Waiting until timeout for monitored process [2022-07-22 12:48:51,716 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,729 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:51,729 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_67=2} Honda state: {v_rep#funAddr~thread3.offset_67=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:51,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Ended with exit code 0 [2022-07-22 12:48:51,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,753 INFO L229 MonitoredProcess]: Starting monitored process 408 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) [2022-07-22 12:48:51,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Waiting until timeout for monitored process [2022-07-22 12:48:51,754 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:51,754 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:51,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:51,786 INFO L229 MonitoredProcess]: Starting monitored process 409 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) [2022-07-22 12:48:51,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Waiting until timeout for monitored process [2022-07-22 12:48:51,787 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:51,787 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:51,822 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:51,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:51,824 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:51,824 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:51,825 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:51,825 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:51,825 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:51,825 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:51,825 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:51,825 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:51,825 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration34_Loop [2022-07-22 12:48:51,825 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:51,825 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:51,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:51,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:52,000 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:52,000 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:52,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,001 INFO L229 MonitoredProcess]: Starting monitored process 410 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) [2022-07-22 12:48:52,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Waiting until timeout for monitored process [2022-07-22 12:48:52,003 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 [2022-07-22 12:48:52,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:52,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:52,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Ended with exit code 0 [2022-07-22 12:48:52,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,038 INFO L229 MonitoredProcess]: Starting monitored process 411 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) [2022-07-22 12:48:52,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Waiting until timeout for monitored process [2022-07-22 12:48:52,039 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 [2022-07-22 12:48:52,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:52,047 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:52,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Ended with exit code 0 [2022-07-22 12:48:52,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,074 INFO L229 MonitoredProcess]: Starting monitored process 412 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) [2022-07-22 12:48:52,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Waiting until timeout for monitored process [2022-07-22 12:48:52,075 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 [2022-07-22 12:48:52,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:52,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:52,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Ended with exit code 0 [2022-07-22 12:48:52,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,111 INFO L229 MonitoredProcess]: Starting monitored process 413 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) [2022-07-22 12:48:52,112 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 [2022-07-22 12:48:52,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Waiting until timeout for monitored process [2022-07-22 12:48:52,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:52,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:52,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,147 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Ended with exit code 0 [2022-07-22 12:48:52,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,148 INFO L229 MonitoredProcess]: Starting monitored process 414 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) [2022-07-22 12:48:52,150 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 [2022-07-22 12:48:52,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Waiting until timeout for monitored process [2022-07-22 12:48:52,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:52,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:52,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:52,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,183 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Ended with exit code 0 [2022-07-22 12:48:52,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,184 INFO L229 MonitoredProcess]: Starting monitored process 415 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) [2022-07-22 12:48:52,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Waiting until timeout for monitored process [2022-07-22 12:48:52,185 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 [2022-07-22 12:48:52,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:52,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:52,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Ended with exit code 0 [2022-07-22 12:48:52,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,235 INFO L229 MonitoredProcess]: Starting monitored process 416 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) [2022-07-22 12:48:52,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Waiting until timeout for monitored process [2022-07-22 12:48:52,237 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 [2022-07-22 12:48:52,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:52,245 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:52,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,271 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Ended with exit code 0 [2022-07-22 12:48:52,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,272 INFO L229 MonitoredProcess]: Starting monitored process 417 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) [2022-07-22 12:48:52,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Waiting until timeout for monitored process [2022-07-22 12:48:52,274 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 [2022-07-22 12:48:52,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:52,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:52,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:52,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Ended with exit code 0 [2022-07-22 12:48:52,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,309 INFO L229 MonitoredProcess]: Starting monitored process 418 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) [2022-07-22 12:48:52,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Waiting until timeout for monitored process [2022-07-22 12:48:52,310 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 [2022-07-22 12:48:52,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:52,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:52,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:52,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Ended with exit code 0 [2022-07-22 12:48:52,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,349 INFO L229 MonitoredProcess]: Starting monitored process 419 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) [2022-07-22 12:48:52,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Waiting until timeout for monitored process [2022-07-22 12:48:52,350 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 [2022-07-22 12:48:52,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:52,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:52,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:52,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:52,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:52,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:52,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:52,360 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:52,363 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:52,363 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:48:52,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:52,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:52,364 INFO L229 MonitoredProcess]: Starting monitored process 420 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) [2022-07-22 12:48:52,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Waiting until timeout for monitored process [2022-07-22 12:48:52,365 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:52,365 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:52,365 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:52,365 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-22 12:48:52,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Ended with exit code 0 [2022-07-22 12:48:52,389 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:52,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:52,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:52,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:52,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:52,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:52,617 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:52,617 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9752 states and 48525 transitions. cyclomatic complexity: 40587 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:52,626 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:52,745 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9752 states and 48525 transitions. cyclomatic complexity: 40587. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 11242 states and 54425 transitions. Complement of second has 4 states. [2022-07-22 12:48:52,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 46 transitions. [2022-07-22 12:48:52,746 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 17 letters. Loop has 2 letters. [2022-07-22 12:48:52,746 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:52,746 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 19 letters. Loop has 2 letters. [2022-07-22 12:48:52,746 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:52,746 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 17 letters. Loop has 4 letters. [2022-07-22 12:48:52,746 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:52,747 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11242 states and 54425 transitions. [2022-07-22 12:48:52,878 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 36 [2022-07-22 12:48:52,959 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11242 states to 8838 states and 43460 transitions. [2022-07-22 12:48:52,959 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2378 [2022-07-22 12:48:52,966 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2378 [2022-07-22 12:48:52,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8838 states and 43460 transitions. [2022-07-22 12:48:52,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:52,966 INFO L220 hiAutomatonCegarLoop]: Abstraction has 8838 states and 43460 transitions. [2022-07-22 12:48:52,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8838 states and 43460 transitions. [2022-07-22 12:48:53,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8838 to 8793. [2022-07-22 12:48:53,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8793 states, 8793 states have (on average 4.929148186057091) internal successors, (43342), 8792 states have internal predecessors, (43342), 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) [2022-07-22 12:48:53,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8793 states to 8793 states and 43342 transitions. [2022-07-22 12:48:53,421 INFO L242 hiAutomatonCegarLoop]: Abstraction has 8793 states and 43342 transitions. [2022-07-22 12:48:53,421 INFO L425 stractBuchiCegarLoop]: Abstraction has 8793 states and 43342 transitions. [2022-07-22 12:48:53,421 INFO L332 stractBuchiCegarLoop]: ======== Iteration 35 ============ [2022-07-22 12:48:53,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8793 states and 43342 transitions. [2022-07-22 12:48:53,495 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 36 [2022-07-22 12:48:53,495 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:53,495 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:53,496 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:53,496 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:53,497 INFO L748 eck$LassoCheckResult]: Stem: 614881#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 614485#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 613865#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 613867#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 613723#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 613725#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 614163#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 614165#[L51-4, L89-4, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 615805#[L90-3, L51-4, L41-4]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 615807#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 615765#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 618583#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 623137#[L41-4, L51-4, L62-4, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 623349#[L41-4, L51-4, L62-4, L91-3]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 619297#[L51-4, L41-4, L91-4, L62-4, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 619303#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 626485#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 625989#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [2022-07-22 12:48:53,497 INFO L750 eck$LassoCheckResult]: Loop: 625989#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 626079#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 625989#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [2022-07-22 12:48:53,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:53,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1346390137, now seen corresponding path program 1 times [2022-07-22 12:48:53,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:53,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473382169] [2022-07-22 12:48:53,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:53,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:53,519 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:53,537 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:53,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:53,537 INFO L85 PathProgramCache]: Analyzing trace with hash 16000, now seen corresponding path program 4 times [2022-07-22 12:48:53,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:53,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516343892] [2022-07-22 12:48:53,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:53,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:53,544 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:53,548 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:53,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:53,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1095780600, now seen corresponding path program 2 times [2022-07-22 12:48:53,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:53,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774999197] [2022-07-22 12:48:53,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:53,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:53,569 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:53,592 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:53,669 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:53,669 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:53,669 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:53,669 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:53,669 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:53,670 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:53,670 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:53,670 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:53,670 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration35_Loop [2022-07-22 12:48:53,670 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:53,670 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:53,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:53,830 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:53,830 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:53,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:53,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:53,831 INFO L229 MonitoredProcess]: Starting monitored process 421 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) [2022-07-22 12:48:53,835 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (421)] Waiting until timeout for monitored process [2022-07-22 12:48:53,835 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:53,835 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:53,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (421)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:53,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:53,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:53,906 INFO L229 MonitoredProcess]: Starting monitored process 422 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) [2022-07-22 12:48:53,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (422)] Waiting until timeout for monitored process [2022-07-22 12:48:53,907 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:53,907 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:54,232 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:54,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (422)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:54,235 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:54,236 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:54,236 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:54,236 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:54,236 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:54,236 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:54,236 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:54,236 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:54,236 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration35_Loop [2022-07-22 12:48:54,236 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:54,236 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:54,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:54,389 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:54,389 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:54,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:54,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:54,390 INFO L229 MonitoredProcess]: Starting monitored process 423 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) [2022-07-22 12:48:54,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (423)] Waiting until timeout for monitored process [2022-07-22 12:48:54,392 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 [2022-07-22 12:48:54,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:54,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:54,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:54,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:54,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:54,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:54,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:54,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (423)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:54,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:54,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:54,435 INFO L229 MonitoredProcess]: Starting monitored process 424 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) [2022-07-22 12:48:54,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Waiting until timeout for monitored process [2022-07-22 12:48:54,436 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 [2022-07-22 12:48:54,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:54,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:54,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:54,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:54,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:54,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:54,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:54,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:54,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:54,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:54,481 INFO L229 MonitoredProcess]: Starting monitored process 425 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) [2022-07-22 12:48:54,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (425)] Waiting until timeout for monitored process [2022-07-22 12:48:54,482 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 [2022-07-22 12:48:54,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:54,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:54,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:54,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:54,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:54,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:54,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:54,495 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:54,498 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:48:54,498 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:48:54,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:54,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:54,499 INFO L229 MonitoredProcess]: Starting monitored process 426 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) [2022-07-22 12:48:54,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (426)] Waiting until timeout for monitored process [2022-07-22 12:48:54,500 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:54,500 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:54,500 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:54,500 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, thread1Thread1of1ForFork1_~i~0) = 1*~N~0 - 1*thread1Thread1of1ForFork1_~i~0 Supporting invariants [] [2022-07-22 12:48:54,523 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (425)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:54,523 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:54,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:54,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:54,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:54,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:54,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:54,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:54,606 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:54,606 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8793 states and 43342 transitions. cyclomatic complexity: 36170 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:54,762 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8793 states and 43342 transitions. cyclomatic complexity: 36170. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 12287 states and 59632 transitions. Complement of second has 3 states. [2022-07-22 12:48:54,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:54,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:54,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2022-07-22 12:48:54,763 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 22 transitions. Stem has 17 letters. Loop has 2 letters. [2022-07-22 12:48:54,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:54,763 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:54,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:54,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:54,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:54,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:48:54,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:54,851 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:54,851 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8793 states and 43342 transitions. cyclomatic complexity: 36170 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:55,231 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8793 states and 43342 transitions. cyclomatic complexity: 36170. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 15162 states and 73018 transitions. Complement of second has 5 states. [2022-07-22 12:48:55,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:55,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2022-07-22 12:48:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 32 transitions. [2022-07-22 12:48:55,233 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 32 transitions. Stem has 17 letters. Loop has 2 letters. [2022-07-22 12:48:55,233 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:55,233 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 32 transitions. Stem has 19 letters. Loop has 2 letters. [2022-07-22 12:48:55,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:55,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 32 transitions. Stem has 17 letters. Loop has 4 letters. [2022-07-22 12:48:55,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:55,236 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15162 states and 73018 transitions. [2022-07-22 12:48:55,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (426)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:55,420 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 36 [2022-07-22 12:48:55,543 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15162 states to 13107 states and 63705 transitions. [2022-07-22 12:48:55,543 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2676 [2022-07-22 12:48:55,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2680 [2022-07-22 12:48:55,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13107 states and 63705 transitions. [2022-07-22 12:48:55,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:55,552 INFO L220 hiAutomatonCegarLoop]: Abstraction has 13107 states and 63705 transitions. [2022-07-22 12:48:55,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13107 states and 63705 transitions. [2022-07-22 12:48:55,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13107 to 9374. [2022-07-22 12:48:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9374 states, 9374 states have (on average 4.934286323874547) internal successors, (46254), 9373 states have internal predecessors, (46254), 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) [2022-07-22 12:48:56,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9374 states to 9374 states and 46254 transitions. [2022-07-22 12:48:56,076 INFO L242 hiAutomatonCegarLoop]: Abstraction has 9374 states and 46254 transitions. [2022-07-22 12:48:56,076 INFO L425 stractBuchiCegarLoop]: Abstraction has 9374 states and 46254 transitions. [2022-07-22 12:48:56,076 INFO L332 stractBuchiCegarLoop]: ======== Iteration 36 ============ [2022-07-22 12:48:56,076 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9374 states and 46254 transitions. [2022-07-22 12:48:56,164 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 36 [2022-07-22 12:48:56,164 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:56,164 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:56,165 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:56,165 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:56,166 INFO L748 eck$LassoCheckResult]: Stem: 660056#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 659646#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 659046#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 659048#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 658898#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 658900#[L89-4, thread2ENTRY, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 659280#[L90-3, L41-4, thread2ENTRY]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 659284#[L41-4, thread2ENTRY, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 659652#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 661786#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 662716#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 663138#[L41-4, L62-4, thread2ENTRY, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 659328#[L41-4, L62-4, L91-3, thread2ENTRY]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 659162#[L41-4, L91-4, L62-4, thread2ENTRY, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 659168#[L72-4, L41-4, L91-4, thread2ENTRY, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 670746#[L72-4, L41-4, L91-4, thread2ENTRY, L62-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 670822#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 674984#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 672954#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [2022-07-22 12:48:56,167 INFO L750 eck$LassoCheckResult]: Loop: 672954#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 674074#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 672954#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [2022-07-22 12:48:56,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:56,167 INFO L85 PathProgramCache]: Analyzing trace with hash -2054401478, now seen corresponding path program 3 times [2022-07-22 12:48:56,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:56,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811018186] [2022-07-22 12:48:56,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:56,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:56,188 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:56,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:56,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:56,207 INFO L85 PathProgramCache]: Analyzing trace with hash 16000, now seen corresponding path program 5 times [2022-07-22 12:48:56,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:56,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690422726] [2022-07-22 12:48:56,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:56,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:56,214 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:56,220 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:56,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:56,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1405150841, now seen corresponding path program 4 times [2022-07-22 12:48:56,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:56,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755593036] [2022-07-22 12:48:56,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:56,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:56,242 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:56,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:56,324 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:56,324 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:56,324 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:56,325 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:56,325 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:56,325 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:56,325 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:56,325 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:56,325 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration36_Loop [2022-07-22 12:48:56,325 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:56,325 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:56,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,458 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:56,458 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:56,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:56,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:56,459 INFO L229 MonitoredProcess]: Starting monitored process 427 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) [2022-07-22 12:48:56,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (427)] Waiting until timeout for monitored process [2022-07-22 12:48:56,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:56,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:56,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (427)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:56,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:56,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:56,492 INFO L229 MonitoredProcess]: Starting monitored process 428 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) [2022-07-22 12:48:56,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (428)] Waiting until timeout for monitored process [2022-07-22 12:48:56,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:56,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:56,527 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:56,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (428)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:56,529 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:56,530 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:56,530 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:56,530 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:56,530 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:56,530 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:56,530 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:56,530 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:56,530 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration36_Loop [2022-07-22 12:48:56,530 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:56,530 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:56,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:56,695 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:56,695 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:56,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:56,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:56,696 INFO L229 MonitoredProcess]: Starting monitored process 429 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) [2022-07-22 12:48:56,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (429)] Waiting until timeout for monitored process [2022-07-22 12:48:56,698 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 [2022-07-22 12:48:56,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:56,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:56,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:56,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:56,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:56,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:56,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:56,707 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:56,709 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-07-22 12:48:56,709 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:48:56,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:56,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:56,711 INFO L229 MonitoredProcess]: Starting monitored process 430 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) [2022-07-22 12:48:56,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (430)] Waiting until timeout for monitored process [2022-07-22 12:48:56,712 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:56,712 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:56,712 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:56,712 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-22 12:48:56,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (429)] Ended with exit code 0 [2022-07-22 12:48:56,735 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:56,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:56,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:56,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:56,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:56,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:56,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:56,815 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:56,815 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9374 states and 46254 transitions. cyclomatic complexity: 38587 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2022-07-22 12:48:57,049 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9374 states and 46254 transitions. cyclomatic complexity: 38587. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 15650 states and 74979 transitions. Complement of second has 5 states. [2022-07-22 12:48:57,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:57,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2022-07-22 12:48:57,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 41 transitions. [2022-07-22 12:48:57,050 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 41 transitions. Stem has 18 letters. Loop has 2 letters. [2022-07-22 12:48:57,050 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:57,050 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 41 transitions. Stem has 20 letters. Loop has 2 letters. [2022-07-22 12:48:57,050 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:57,050 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 41 transitions. Stem has 18 letters. Loop has 4 letters. [2022-07-22 12:48:57,051 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:57,051 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15650 states and 74979 transitions. [2022-07-22 12:48:57,501 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 36 [2022-07-22 12:48:57,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (430)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:57,647 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15650 states to 13034 states and 61623 transitions. [2022-07-22 12:48:57,647 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2330 [2022-07-22 12:48:57,653 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2330 [2022-07-22 12:48:57,653 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13034 states and 61623 transitions. [2022-07-22 12:48:57,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:48:57,654 INFO L220 hiAutomatonCegarLoop]: Abstraction has 13034 states and 61623 transitions. [2022-07-22 12:48:57,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13034 states and 61623 transitions. [2022-07-22 12:48:57,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13034 to 9174. [2022-07-22 12:48:57,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9174 states, 9174 states have (on average 4.909199912797035) internal successors, (45037), 9173 states have internal predecessors, (45037), 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) [2022-07-22 12:48:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9174 states to 9174 states and 45037 transitions. [2022-07-22 12:48:57,897 INFO L242 hiAutomatonCegarLoop]: Abstraction has 9174 states and 45037 transitions. [2022-07-22 12:48:57,897 INFO L425 stractBuchiCegarLoop]: Abstraction has 9174 states and 45037 transitions. [2022-07-22 12:48:57,897 INFO L332 stractBuchiCegarLoop]: ======== Iteration 37 ============ [2022-07-22 12:48:57,897 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9174 states and 45037 transitions. [2022-07-22 12:48:57,962 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 36 [2022-07-22 12:48:57,962 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:48:57,963 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:48:57,963 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:48:57,963 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:48:57,964 INFO L748 eck$LassoCheckResult]: Stem: 694495#[ULTIMATE.startENTRY]don't care [485] ULTIMATE.startENTRY-->L88-3: Formula: (let ((.cse3 (store |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 1))) (let ((.cse0 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41| 1))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse2 (select |v_#memory_int_82| 1))) (and (= (select .cse0 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (store (store (store (store |v_#length_92| |v_ULTIMATE.start_main_~#t1~0#1.base_43| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_41| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_45| 4) |v_#length_91|) (= 2 (select |v_#length_92| 1)) (= |v_#valid_148| (store .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45| 1)) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter2~0_78 0) (= 48 (select .cse2 0)) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_37| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t4~0#1.base_45|) (= (select .cse1 |v_ULTIMATE.start_main_~#t4~0#1.base_45|) 0) (= (select |v_#valid_149| 2) 1) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) (= (select |v_#valid_149| 0) 0) (= (select |v_#length_92| 2) 33) (< 0 |v_#StackHeapBarrier_24|) (= v_~counter1~0_82 0) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_41|) 0) (= |v_#NULL.offset_8| 0) (< |v_#StackHeapBarrier_24| |v_ULTIMATE.start_main_~#t2~0#1.base_41|) (= (select .cse2 1) 0) (= (select |v_#valid_149| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) 0) (= |v_#memory_int_81| (store |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43| (store (select |v_#memory_int_82| |v_ULTIMATE.start_main_~#t1~0#1.base_43|) |v_ULTIMATE.start_main_~#t1~0#1.offset_37| |v_ULTIMATE.start_main_#t~pre10#1_29|))) (= |v_#NULL.base_8| 0) (= |v_ULTIMATE.start_main_#t~pre10#1_29| |v_#pthreadsForks_68|) (= (select |v_#valid_149| 1) 1) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_37|) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (= |v_#pthreadsForks_67| (+ |v_#pthreadsForks_68| 1)))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_24|, #pthreadsForks=|v_#pthreadsForks_68|, #valid=|v_#valid_149|, #memory_int=|v_#memory_int_82|, #length=|v_#length_92|} OutVars{ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_24|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_#t~mem18#1=|v_ULTIMATE.start_main_#t~mem18#1_20|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_8|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_37|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_18|, ~counter2~0=v_~counter2~0_78, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_25|, #pthreadsForks=|v_#pthreadsForks_67|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_15|, #length=|v_#length_91|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_23|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_45|, ULTIMATE.start_main_#t~nondet17#1=|v_ULTIMATE.start_main_#t~nondet17#1_15|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_26|, ~N~0=v_~N~0_59, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_43|, #NULL.base=|v_#NULL.base_8|, ULTIMATE.start_main_#t~mem19#1=|v_ULTIMATE.start_main_#t~mem19#1_18|, ULTIMATE.start_main_#t~mem20#1=|v_ULTIMATE.start_main_#t~mem20#1_18|, #StackHeapBarrier=|v_#StackHeapBarrier_24|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_15|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_25|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_29|, #valid=|v_#valid_148|, ~counter1~0=v_~counter1~0_82, #memory_int=|v_#memory_int_81|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_37|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_41|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_15|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_#t~mem18#1, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem21#1, ~counter2~0, ULTIMATE.start_main_#t~pre12#1, #pthreadsForks, ULTIMATE.start_main_#t~nondet13#1, #length, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~nondet17#1, ULTIMATE.start_main_#res#1, ~N~0, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~mem19#1, ULTIMATE.start_main_#t~mem20#1, ULTIMATE.start_main_#t~nondet11#1, ULTIMATE.start_main_#t~pre14#1, ULTIMATE.start_main_#t~pre10#1, #valid, ~counter1~0, #memory_int, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_main_#t~nondet15#1] 694119#[L88-3]don't care [379] L88-3-->thread1ENTRY: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre10#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_6|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 693515#[thread1ENTRY, L88-4]don't care [334] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 693517#[L41-4, L88-4]don't care [478] L88-4-->L89-3: Formula: (and (= (select |v_#valid_124| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) 1) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_25| 4) (select |v_#length_79| |v_ULTIMATE.start_main_~#t2~0#1.base_29|)) (= |v_ULTIMATE.start_main_#t~pre12#1_19| |v_#pthreadsForks_60|) (= (+ |v_#pthreadsForks_60| 1) |v_#pthreadsForks_59|) (= |v_#memory_int_71| (store |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29| (store (select |v_#memory_int_72| |v_ULTIMATE.start_main_~#t2~0#1.base_29|) |v_ULTIMATE.start_main_~#t2~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre12#1_19|))) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_25|)) InVars {#pthreadsForks=|v_#pthreadsForks_60|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, #memory_int=|v_#memory_int_72|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_19|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_9|, #pthreadsForks=|v_#pthreadsForks_59|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_25|, #valid=|v_#valid_124|, ULTIMATE.start_main_#t~pre10#1=|v_ULTIMATE.start_main_#t~pre10#1_21|, #memory_int=|v_#memory_int_71|, #length=|v_#length_79|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_29|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~nondet11#1, #pthreadsForks, ULTIMATE.start_main_#t~pre10#1, #memory_int] 694243#[L89-3, L41-4]don't care [385] L89-3-->thread2ENTRY: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre12#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_6|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork3_thidvar0=v_thread2Thread1of1ForFork3_thidvar0_2, thread2Thread1of1ForFork3_thidvar1=v_thread2Thread1of1ForFork3_thidvar1_2, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_8|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_12|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_thidvar0, thread2Thread1of1ForFork3_thidvar1, thread2Thread1of1ForFork3_#t~post3#1, thread2Thread1of1ForFork3_thidvar2, thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_~i~1#1, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 694195#[L89-4, thread2ENTRY, L41-4]don't care [344] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork3_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork3_~i~1#1=|v_thread2Thread1of1ForFork3_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_~i~1#1] 693823#[L51-4, L89-4, L41-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 693825#[L51-4, L89-4, L41-4]don't care [473] L89-4-->L90-3: Formula: (and (= |v_#memory_int_61| (store |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33| (store (select |v_#memory_int_62| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) |v_ULTIMATE.start_main_~#t3~0#1.offset_27| |v_ULTIMATE.start_main_#t~pre14#1_17|))) (= (select |v_#valid_118| |v_ULTIMATE.start_main_~#t3~0#1.base_33|) 1) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_27| 4) (select |v_#length_73| |v_ULTIMATE.start_main_~#t3~0#1.base_33|)) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_27|) (= |v_ULTIMATE.start_main_#t~pre14#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1))) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_62|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} OutVars{ULTIMATE.start_main_#t~pre12#1=|v_ULTIMATE.start_main_#t~pre12#1_17|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_17|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_27|, #valid=|v_#valid_118|, #memory_int=|v_#memory_int_61|, ULTIMATE.start_main_#t~nondet13#1=|v_ULTIMATE.start_main_#t~nondet13#1_9|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_33|, #length=|v_#length_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre12#1, ULTIMATE.start_main_#t~pre14#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~nondet13#1] 695179#[L90-3, L51-4, L41-4]don't care [376] L90-3-->thread3ENTRY: Formula: (and (= v_thread3Thread1of1ForFork0_thidvar2_2 0) (= v_thread3Thread1of1ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre14#1_6|) (= v_thread3Thread1of1ForFork0_thidvar1_2 0) (= v_thread3Thread1of1ForFork0_thidvar3_2 0)) InVars {ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|} OutVars{ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_6|, thread3Thread1of1ForFork0_#res.offset=|v_thread3Thread1of1ForFork0_#res.offset_4|, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_12, thread3Thread1of1ForFork0_thidvar3=v_thread3Thread1of1ForFork0_thidvar3_2, thread3Thread1of1ForFork0_#res.base=|v_thread3Thread1of1ForFork0_#res.base_4|, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_4|, thread3Thread1of1ForFork0_thidvar2=v_thread3Thread1of1ForFork0_thidvar2_2, thread3Thread1of1ForFork0_thidvar1=v_thread3Thread1of1ForFork0_thidvar1_2, thread3Thread1of1ForFork0_thidvar0=v_thread3Thread1of1ForFork0_thidvar0_2, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_8|} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_#res.offset, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_thidvar3, thread3Thread1of1ForFork0_#res.base, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_thidvar2, thread3Thread1of1ForFork0_thidvar1, thread3Thread1of1ForFork0_thidvar0, thread3Thread1of1ForFork0_#t~post5] 695181#[L41-4, L51-4, thread3ENTRY, L90-4]don't care [354] thread3ENTRY-->L62-4: Formula: (= v_thread3Thread1of1ForFork0_~i~2_1 0) InVars {} OutVars{thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_1} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_~i~2] 695213#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 702353#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 706855#[L41-4, L51-4, L62-4, L90-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 702669#[L41-4, L51-4, L62-4, L90-4]don't care [477] L90-4-->L91-3: Formula: (and (= |v_#pthreadsForks_55| (+ |v_#pthreadsForks_56| 1)) (<= (+ 4 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (select |v_#length_77| |v_ULTIMATE.start_main_~#t4~0#1.base_29|)) (= |v_#memory_int_67| (store |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29| (store (select |v_#memory_int_68| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) |v_ULTIMATE.start_main_~#t4~0#1.offset_25| |v_ULTIMATE.start_main_#t~pre16#1_17|))) (<= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_25|) (= |v_ULTIMATE.start_main_#t~pre16#1_17| |v_#pthreadsForks_56|) (= (select |v_#valid_122| |v_ULTIMATE.start_main_~#t4~0#1.base_29|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_56|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_68|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|} OutVars{#pthreadsForks=|v_#pthreadsForks_55|, ULTIMATE.start_main_#t~pre14#1=|v_ULTIMATE.start_main_#t~pre14#1_19|, #valid=|v_#valid_122|, #memory_int=|v_#memory_int_67|, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_17|, #length=|v_#length_77|, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_25|, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_29|, ULTIMATE.start_main_#t~nondet15#1=|v_ULTIMATE.start_main_#t~nondet15#1_9|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre14#1, #memory_int, ULTIMATE.start_main_#t~pre16#1, ULTIMATE.start_main_#t~nondet15#1] 696777#[L41-4, L51-4, L62-4, L91-3]don't care [382] L91-3-->thread4ENTRY: Formula: (and (= 0 v_thread4Thread1of1ForFork2_thidvar2_2) (= |v_ULTIMATE.start_main_#t~pre16#1_6| v_thread4Thread1of1ForFork2_thidvar0_2) (= 0 v_thread4Thread1of1ForFork2_thidvar4_2) (= 0 v_thread4Thread1of1ForFork2_thidvar3_2) (= 0 v_thread4Thread1of1ForFork2_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|} OutVars{thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_4|, thread4Thread1of1ForFork2_#res#1.base=|v_thread4Thread1of1ForFork2_#res#1.base_4|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_8|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_4|, thread4Thread1of1ForFork2_thidvar4=v_thread4Thread1of1ForFork2_thidvar4_2, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_12|, thread4Thread1of1ForFork2_thidvar3=v_thread4Thread1of1ForFork2_thidvar3_2, thread4Thread1of1ForFork2_thidvar0=v_thread4Thread1of1ForFork2_thidvar0_2, thread4Thread1of1ForFork2_thidvar2=v_thread4Thread1of1ForFork2_thidvar2_2, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_4|, thread4Thread1of1ForFork2_thidvar1=v_thread4Thread1of1ForFork2_thidvar1_2, ULTIMATE.start_main_#t~pre16#1=|v_ULTIMATE.start_main_#t~pre16#1_6|, thread4Thread1of1ForFork2_#res#1.offset=|v_thread4Thread1of1ForFork2_#res#1.offset_4|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_thidvar4, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_thidvar3, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#res#1.base, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_thidvar0, thread4Thread1of1ForFork2_thidvar2, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_thidvar1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1, thread4Thread1of1ForFork2_#res#1.offset] 696937#[L51-4, L41-4, L91-4, L62-4, thread4ENTRY]don't care [364] thread4ENTRY-->L72-4: Formula: (= |v_thread4Thread1of1ForFork2_~i~3#1_1| 0) InVars {} OutVars{thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_~i~3#1] 697549#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 707527#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [476] L62-4-->L62-4: Formula: (and (= (+ v_thread3Thread1of1ForFork0_~i~2_26 1) v_thread3Thread1of1ForFork0_~i~2_25) (= (+ v_~counter2~0_71 1) v_~counter2~0_70) (< v_thread3Thread1of1ForFork0_~i~2_26 v_~N~0_51)) InVars {~counter2~0=v_~counter2~0_71, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_26, ~N~0=v_~N~0_51} OutVars{~counter2~0=v_~counter2~0_70, thread3Thread1of1ForFork0_~i~2=v_thread3Thread1of1ForFork0_~i~2_25, thread3Thread1of1ForFork0_#t~post6=|v_thread3Thread1of1ForFork0_#t~post6_9|, ~N~0=v_~N~0_51, thread3Thread1of1ForFork0_#t~post5=|v_thread3Thread1of1ForFork0_#t~post5_19|} AuxVars[] AssignedVars[~counter2~0, thread3Thread1of1ForFork0_~i~2, thread3Thread1of1ForFork0_#t~post6, thread3Thread1of1ForFork0_#t~post5] 707573#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 705133#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [2022-07-22 12:48:57,964 INFO L750 eck$LassoCheckResult]: Loop: 705133#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [470] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_23 (+ v_thread1Thread1of1ForFork1_~i~0_24 1)) (< v_thread1Thread1of1ForFork1_~i~0_24 v_~N~0_47) (= v_~counter1~0_68 (+ v_~counter1~0_69 1))) InVars {~counter1~0=v_~counter1~0_69, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_24, ~N~0=v_~N~0_47} OutVars{thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_17|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_9|, ~counter1~0=v_~counter1~0_68, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N~0=v_~N~0_47} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~counter1~0, thread1Thread1of1ForFork1_~i~0] 708067#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [469] L72-4-->L72-4: Formula: (and (not (= 0 |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9| |v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|) (= (+ |v_thread4Thread1of1ForFork2_~i~3#1_28| 1) |v_thread4Thread1of1ForFork2_~i~3#1_27|) (< |v_thread4Thread1of1ForFork2_~i~3#1_28| v_~N~0_45) (= (+ v_~counter2~0_60 1) v_~counter2~0_61) (= (ite (< 0 v_~counter2~0_61) 1 0) |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|)) InVars {~counter2~0=v_~counter2~0_61, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_28|, ~N~0=v_~N~0_45} OutVars{~counter2~0=v_~counter2~0_60, thread4Thread1of1ForFork2_~i~3#1=|v_thread4Thread1of1ForFork2_~i~3#1_27|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1_9|, thread4Thread1of1ForFork2_#t~post7#1=|v_thread4Thread1of1ForFork2_#t~post7#1_13|, thread4Thread1of1ForFork2_#t~post8#1=|v_thread4Thread1of1ForFork2_#t~post8#1_9|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1_9|, ~N~0=v_~N~0_45} AuxVars[] AssignedVars[~counter2~0, thread4Thread1of1ForFork2_~i~3#1, thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1, thread4Thread1of1ForFork2_#t~post7#1, thread4Thread1of1ForFork2_#t~post8#1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1] 705133#[L72-4, L51-4, L41-4, L91-4, L62-4]don't care [2022-07-22 12:48:57,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:57,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1353634060, now seen corresponding path program 5 times [2022-07-22 12:48:57,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:57,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351977614] [2022-07-22 12:48:57,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:57,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:57,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:57,980 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:57,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:58,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:58,000 INFO L85 PathProgramCache]: Analyzing trace with hash 16000, now seen corresponding path program 6 times [2022-07-22 12:48:58,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:58,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971529174] [2022-07-22 12:48:58,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:58,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:58,005 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:58,009 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:58,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:58,010 INFO L85 PathProgramCache]: Analyzing trace with hash 532774067, now seen corresponding path program 6 times [2022-07-22 12:48:58,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:48:58,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034178793] [2022-07-22 12:48:58,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:48:58,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:48:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:58,028 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:48:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:48:58,046 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:48:58,098 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:58,098 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:58,098 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:58,098 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:58,098 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:48:58,098 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,098 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:58,098 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:58,098 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration37_Loop [2022-07-22 12:48:58,098 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:58,099 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:58,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,242 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:58,242 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:48:58,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:58,243 INFO L229 MonitoredProcess]: Starting monitored process 431 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) [2022-07-22 12:48:58,251 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:58,252 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:58,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (431)] Waiting until timeout for monitored process [2022-07-22 12:48:58,270 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:58,270 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_73=-1} Honda state: {v_rep#funAddr~thread1.base_73=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:58,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (431)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:58,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:58,310 INFO L229 MonitoredProcess]: Starting monitored process 432 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) [2022-07-22 12:48:58,311 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:58,312 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:58,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (432)] Waiting until timeout for monitored process [2022-07-22 12:48:58,330 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:58,330 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_73=0} Honda state: {v_rep#funAddr~thread1.offset_73=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:58,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (432)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:58,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:58,367 INFO L229 MonitoredProcess]: Starting monitored process 433 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) [2022-07-22 12:48:58,369 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:58,369 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:58,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (433)] Waiting until timeout for monitored process [2022-07-22 12:48:58,388 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:58,388 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread4Thread1of1ForFork2_#t~post8#1=0} Honda state: {thread4Thread1of1ForFork2_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:58,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (433)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:58,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:58,426 INFO L229 MonitoredProcess]: Starting monitored process 434 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) [2022-07-22 12:48:58,428 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:58,428 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:58,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (434)] Waiting until timeout for monitored process [2022-07-22 12:48:58,447 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:48:58,447 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_73=-1} Honda state: {v_rep#funAddr~thread2.base_73=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:48:58,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (434)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:58,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:58,484 INFO L229 MonitoredProcess]: Starting monitored process 435 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) [2022-07-22 12:48:58,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (435)] Waiting until timeout for monitored process [2022-07-22 12:48:58,673 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:48:58,673 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:58,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (435)] Ended with exit code 0 [2022-07-22 12:48:58,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:58,725 INFO L229 MonitoredProcess]: Starting monitored process 436 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) [2022-07-22 12:48:58,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (436)] Waiting until timeout for monitored process [2022-07-22 12:48:58,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:48:58,726 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:48:58,759 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:48:58,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (436)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:58,761 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:48:58,762 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:48:58,762 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:48:58,762 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:48:58,762 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:48:58,762 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,762 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:48:58,762 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:48:58,762 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-counter-determinism.wvr.c_BEv2_Iteration37_Loop [2022-07-22 12:48:58,762 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:48:58,762 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:48:58,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:48:58,914 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:48:58,914 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:48:58,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:58,916 INFO L229 MonitoredProcess]: Starting monitored process 437 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) [2022-07-22 12:48:58,925 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 [2022-07-22 12:48:58,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:58,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:58,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:58,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:58,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:58,941 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:58,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (437)] Waiting until timeout for monitored process [2022-07-22 12:48:58,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:58,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (437)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:58,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:58,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:58,981 INFO L229 MonitoredProcess]: Starting monitored process 438 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) [2022-07-22 12:48:58,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (438)] Waiting until timeout for monitored process [2022-07-22 12:48:58,982 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 [2022-07-22 12:48:58,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:58,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:58,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:58,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:58,990 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:58,990 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:58,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:59,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (438)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:59,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:59,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:59,017 INFO L229 MonitoredProcess]: Starting monitored process 439 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) [2022-07-22 12:48:59,018 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 [2022-07-22 12:48:59,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:59,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:59,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:59,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:59,027 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:48:59,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:48:59,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (439)] Waiting until timeout for monitored process [2022-07-22 12:48:59,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:48:59,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (439)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:59,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:59,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:59,061 INFO L229 MonitoredProcess]: Starting monitored process 440 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) [2022-07-22 12:48:59,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (440)] Waiting until timeout for monitored process [2022-07-22 12:48:59,062 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 [2022-07-22 12:48:59,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:48:59,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:48:59,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:48:59,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:48:59,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:48:59,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:48:59,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:48:59,071 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:48:59,072 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2022-07-22 12:48:59,072 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:48:59,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:48:59,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:48:59,073 INFO L229 MonitoredProcess]: Starting monitored process 441 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) [2022-07-22 12:48:59,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (441)] Waiting until timeout for monitored process [2022-07-22 12:48:59,074 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:48:59,074 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:48:59,074 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:48:59,074 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter2~0) = 1*~counter2~0 Supporting invariants [] [2022-07-22 12:48:59,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (440)] Forceful destruction successful, exit code 0 [2022-07-22 12:48:59,097 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:48:59,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:59,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:59,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:59,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:59,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:59,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:59,166 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:59,166 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9174 states and 45037 transitions. cyclomatic complexity: 37705 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2022-07-22 12:48:59,332 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9174 states and 45037 transitions. cyclomatic complexity: 37705. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 12520 states and 60421 transitions. Complement of second has 5 states. [2022-07-22 12:48:59,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2022-07-22 12:48:59,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 41 transitions. [2022-07-22 12:48:59,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 41 transitions. Stem has 19 letters. Loop has 2 letters. [2022-07-22 12:48:59,333 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:59,334 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:59,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:59,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:59,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:59,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:59,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:59,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:59,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:59,408 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:59,408 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9174 states and 45037 transitions. cyclomatic complexity: 37705 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2022-07-22 12:48:59,545 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9174 states and 45037 transitions. cyclomatic complexity: 37705. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 12520 states and 60421 transitions. Complement of second has 5 states. [2022-07-22 12:48:59,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2022-07-22 12:48:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 41 transitions. [2022-07-22 12:48:59,546 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 41 transitions. Stem has 19 letters. Loop has 2 letters. [2022-07-22 12:48:59,546 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:59,546 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:48:59,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:48:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:59,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:48:59,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:48:59,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:48:59,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:48:59,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:48:59,612 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:48:59,612 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9174 states and 45037 transitions. cyclomatic complexity: 37705 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2022-07-22 12:48:59,765 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9174 states and 45037 transitions. cyclomatic complexity: 37705. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 13862 states and 67076 transitions. Complement of second has 4 states. [2022-07-22 12:48:59,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 12:48:59,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2022-07-22 12:48:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 42 transitions. [2022-07-22 12:48:59,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 19 letters. Loop has 2 letters. [2022-07-22 12:48:59,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:59,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 21 letters. Loop has 2 letters. [2022-07-22 12:48:59,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:59,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 19 letters. Loop has 4 letters. [2022-07-22 12:48:59,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:48:59,767 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13862 states and 67076 transitions. [2022-07-22 12:48:59,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (441)] Forceful destruction successful, exit code 0 [2022-07-22 12:49:00,076 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 12:49:00,076 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13862 states to 0 states and 0 transitions. [2022-07-22 12:49:00,076 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-22 12:49:00,076 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-22 12:49:00,076 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-22 12:49:00,076 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:49:00,076 INFO L220 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 12:49:00,076 INFO L242 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 12:49:00,076 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 12:49:00,076 INFO L332 stractBuchiCegarLoop]: ======== Iteration 38 ============ [2022-07-22 12:49:00,076 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-22 12:49:00,077 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-22 12:49:00,077 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-22 12:49:00,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 12:49:00 BoogieIcfgContainer [2022-07-22 12:49:00,083 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 12:49:00,084 INFO L158 Benchmark]: Toolchain (without parser) took 76683.00ms. Allocated memory was 151.0MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 126.6MB in the beginning and 5.0GB in the end (delta: -4.9GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2022-07-22 12:49:00,084 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory is still 120.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-22 12:49:00,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.23ms. Allocated memory is still 151.0MB. Free memory was 126.5MB in the beginning and 115.8MB in the end (delta: 10.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-07-22 12:49:00,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.76ms. Allocated memory is still 151.0MB. Free memory was 115.7MB in the beginning and 113.9MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-22 12:49:00,085 INFO L158 Benchmark]: Boogie Preprocessor took 34.22ms. Allocated memory is still 151.0MB. Free memory was 113.9MB in the beginning and 112.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-22 12:49:00,086 INFO L158 Benchmark]: RCFGBuilder took 739.99ms. Allocated memory is still 151.0MB. Free memory was 112.5MB in the beginning and 95.9MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-07-22 12:49:00,086 INFO L158 Benchmark]: BuchiAutomizer took 75545.48ms. Allocated memory was 151.0MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 95.8MB in the beginning and 5.0GB in the end (delta: -4.9GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2022-07-22 12:49:00,088 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 151.0MB. Free memory is still 120.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 300.23ms. Allocated memory is still 151.0MB. Free memory was 126.5MB in the beginning and 115.8MB in the end (delta: 10.7MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.76ms. Allocated memory is still 151.0MB. Free memory was 115.7MB in the beginning and 113.9MB in the end (delta: 1.8MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.22ms. Allocated memory is still 151.0MB. Free memory was 113.9MB in the beginning and 112.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 739.99ms. Allocated memory is still 151.0MB. Free memory was 112.5MB in the beginning and 95.9MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * BuchiAutomizer took 75545.48ms. Allocated memory was 151.0MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 95.8MB in the beginning and 5.0GB in the end (delta: -4.9GB). Peak memory consumption was 1.6GB. 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 46 terminating modules (9 trivial, 30 deterministic, 7 nondeterministic). One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function N + -1 * i and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function counter1 and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function N + -1 * i and consists of 3 locations. One deterministic module has affine ranking function N + -1 * i and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function N + -1 * i and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 2 locations. One deterministic module has affine ranking function counter2 and consists of 2 locations. One deterministic module has affine ranking function N + -1 * i and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function N + -1 * i and consists of 2 locations. One deterministic module has affine ranking function counter2 and consists of 2 locations. One deterministic module has affine ranking function counter2 and consists of 2 locations. One deterministic module has affine ranking function counter2 and consists of 2 locations. One deterministic module has affine ranking function counter2 and consists of 3 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function counter2 and consists of 3 locations. One deterministic module has affine ranking function -1 * i + N and consists of 3 locations. One deterministic module has affine ranking function counter2 and consists of 3 locations. One nondeterministic module has affine ranking function counter1 and consists of 2 locations. One nondeterministic module has affine ranking function N + -1 * i and consists of 3 locations. One nondeterministic module has affine ranking function -1 * i + N and consists of 2 locations. One nondeterministic module has affine ranking function -1 * i + N and consists of 2 locations. One nondeterministic module has affine ranking function N + -1 * i and consists of 2 locations. One nondeterministic module has affine ranking function N + -1 * i and consists of 2 locations. One nondeterministic module has affine ranking function counter2 and consists of 3 locations. 9 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 75.2s and 38 iterations. TraceHistogramMax:4. Analysis of lassos took 39.3s. Construction of modules took 2.6s. Büchi inclusion checks took 14.5s. Highest rank in rank-based complementation 3. Minimization of det autom 12. Minimization of nondet autom 34. Automata minimization 8.4s AutomataMinimizationTime, 45 MinimizatonAttempts, 43262 StatesRemovedByMinimization, 45 NontrivialMinimizations. Non-live state removal took 7.9s Buchi closure took 0.3s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [28, 2, 7, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 3/3 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1902 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1849 mSDsluCounter, 735 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1465 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3802 IncrementalHoareTripleChecker+Invalid, 3879 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 406 mSDtfsCounter, 3802 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT28 conc0 concLT8 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax328 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq161 hnf93 smp100 dnf100 smp100 tf111 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 48ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 133 LassoNonterminationAnalysisSatUnbounded: 7 LassoNonterminationAnalysisUnsat: 37 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 10.6s InitialAbstractionConstructionTime: 4.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.0s, 122 PlacesBefore, 38 PlacesAfterwards, 118 TransitionsBefore, 29 TransitionsAfterwards, 2520 CoEnabledTransitionPairs, 6 FixpointIterations, 44 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 8 ConcurrentYvCompositions, 5 ChoiceCompositions, 97 TotalNumberOfCompositions, 2512 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2391, positive: 2384, positive conditional: 0, positive unconditional: 2384, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1324, positive: 1319, positive conditional: 0, positive unconditional: 1319, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2391, positive: 1065, positive conditional: 0, positive unconditional: 1065, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 1324, unknown conditional: 0, unknown unconditional: 1324] , Statistics on independence cache: Total cache size (in pairs): 90, Positive cache size: 90, Positive conditional cache size: 0, Positive unconditional cache size: 90, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 RESULT: Ultimate proved your program to be correct! [2022-07-22 12:49:00,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (380)] Forceful destruction successful, exit code 0 [2022-07-22 12:49:00,350 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (368)] Forceful destruction successful, exit code 0 [2022-07-22 12:49:00,552 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (341)] Ended with exit code 0 [2022-07-22 12:49:00,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...