/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-semanticLbe.epf -i ../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-21b0908 [2022-07-22 12:24:52,609 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 12:24:52,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 12:24:52,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-22 12:24:52,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 12:24:52,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 12:24:52,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 12:24:52,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 12:24:52,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 12:24:52,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 12:24:52,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 12:24:52,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 12:24:52,729 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 12:24:52,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 12:24:52,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 12:24:52,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 12:24:52,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 12:24:52,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-07-22 12:24:52,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 12:24:52,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 12:24:52,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 12:24:52,769 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf [2022-07-22 12:24:52,818 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 12:24:52,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 12:24:52,819 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 12:24:52,820 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 12:24:52,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 12:24:52,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 12:24:52,822 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 12:24:52,822 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 12:24:52,822 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 12:24:52,824 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 12:24:52,824 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 12:24:52,824 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 12:24:52,824 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 12:24:52,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 12:24:52,825 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 12:24:52,825 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 12:24:52,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 12:24:52,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 12:24:52,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 12:24:52,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 12:24:52,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 12:24:52,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 12:24:52,827 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 12:24:52,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 12:24:52,827 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 12:24:52,827 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 12:24:52,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 12:24:52,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 12:24:52,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 12:24:52,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 12:24:52,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 12:24:52,832 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 12:24:52,832 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-22 12:24:53,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 12:24:53,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 12:24:53,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 12:24:53,305 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 12:24:53,307 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 12:24:53,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-07-22 12:24:53,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f2b4a47/894511d68f7947529064399916200634/FLAG624678b7d [2022-07-22 12:24:54,012 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 12:24:54,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-07-22 12:24:54,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f2b4a47/894511d68f7947529064399916200634/FLAG624678b7d [2022-07-22 12:24:54,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42f2b4a47/894511d68f7947529064399916200634 [2022-07-22 12:24:54,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 12:24:54,395 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-22 12:24:54,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 12:24:54,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 12:24:54,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 12:24:54,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d7d51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54, skipping insertion in model container [2022-07-22 12:24:54,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 12:24:54,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 12:24:54,752 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-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-07-22 12:24:54,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:24:54,776 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 12:24:54,806 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-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-07-22 12:24:54,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:24:54,830 INFO L208 MainTranslator]: Completed translation [2022-07-22 12:24:54,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54 WrapperNode [2022-07-22 12:24:54,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 12:24:54,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 12:24:54,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 12:24:54,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 12:24:54,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,884 INFO L137 Inliner]: procedures = 22, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 129 [2022-07-22 12:24:54,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 12:24:54,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 12:24:54,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 12:24:54,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 12:24:54,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 12:24:54,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 12:24:54,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 12:24:54,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 12:24:54,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (1/1) ... [2022-07-22 12:24:54,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:24:54,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:24:54,964 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 12:24:54,986 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 12:24:55,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 12:24:55,033 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-07-22 12:24:55,033 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-07-22 12:24:55,033 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-07-22 12:24:55,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-07-22 12:24:55,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-07-22 12:24:55,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-07-22 12:24:55,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-07-22 12:24:55,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-07-22 12:24:55,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 12:24:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 12:24:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 12:24:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-07-22 12:24:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-07-22 12:24:55,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 12:24:55,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 12:24:55,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 12:24:55,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 12:24:55,038 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 12:24:55,150 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 12:24:55,152 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 12:24:55,590 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 12:24:55,714 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 12:24:55,715 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-22 12:24:55,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:24:55 BoogieIcfgContainer [2022-07-22 12:24:55,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 12:24:55,721 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 12:24:55,721 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 12:24:55,726 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 12:24:55,727 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:24:55,728 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 12:24:54" (1/3) ... [2022-07-22 12:24:55,729 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31ace401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:24:55, skipping insertion in model container [2022-07-22 12:24:55,729 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:24:55,730 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:24:54" (2/3) ... [2022-07-22 12:24:55,730 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31ace401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:24:55, skipping insertion in model container [2022-07-22 12:24:55,730 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:24:55,731 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:24:55" (3/3) ... [2022-07-22 12:24:55,732 INFO L322 chiAutomizerObserver]: Analyzing ICFG popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-07-22 12:24:55,894 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-22 12:24:55,932 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 129 places, 130 transitions, 292 flow [2022-07-22 12:24:55,998 INFO L129 PetriNetUnfolder]: 10/122 cut-off events. [2022-07-22 12:24:55,998 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-22 12:24:56,007 INFO L84 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 122 events. 10/122 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2022-07-22 12:24:56,007 INFO L82 GeneralOperation]: Start removeDead. Operand has 129 places, 130 transitions, 292 flow [2022-07-22 12:24:56,022 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 122 transitions, 268 flow [2022-07-22 12:24:56,025 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:24:56,040 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 122 transitions, 268 flow [2022-07-22 12:24:56,043 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 122 transitions, 268 flow [2022-07-22 12:24:56,044 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 125 places, 122 transitions, 268 flow [2022-07-22 12:24:56,074 INFO L129 PetriNetUnfolder]: 10/122 cut-off events. [2022-07-22 12:24:56,074 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-07-22 12:24:56,076 INFO L84 FinitePrefix]: Finished finitePrefix Result has 139 conditions, 122 events. 10/122 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 48 event pairs, 0 based on Foata normal form. 0/112 useless extension candidates. Maximal degree in co-relation 86. Up to 2 conditions per place. [2022-07-22 12:24:56,082 INFO L116 LiptonReduction]: Number of co-enabled transitions 1224 [2022-07-22 12:25:00,825 INFO L131 LiptonReduction]: Checked pairs total: 1422 [2022-07-22 12:25:00,825 INFO L133 LiptonReduction]: Total number of compositions: 113 [2022-07-22 12:25:00,849 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:25:00,849 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:25:00,849 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:25:00,849 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:25:00,850 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:25:00,850 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:25:00,850 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:25:00,850 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:25:00,852 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:25:00,924 INFO L131 ngComponentsAnalysis]: Automaton has 74 accepting balls. 74 [2022-07-22 12:25:00,924 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:00,925 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:00,931 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-22 12:25:00,931 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:00,932 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:25:00,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 91 states, but on-demand construction may add more states [2022-07-22 12:25:00,943 INFO L131 ngComponentsAnalysis]: Automaton has 74 accepting balls. 74 [2022-07-22 12:25:00,943 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:00,944 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:00,944 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-22 12:25:00,944 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:00,950 INFO L748 eck$LassoCheckResult]: Stem: 132#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 135#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 137#[L44, L95-4]don't care [2022-07-22 12:25:00,950 INFO L750 eck$LassoCheckResult]: Loop: 137#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 137#[L44, L95-4]don't care [2022-07-22 12:25:00,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:00,957 INFO L85 PathProgramCache]: Analyzing trace with hash 17414, now seen corresponding path program 1 times [2022-07-22 12:25:00,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:00,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380617306] [2022-07-22 12:25:00,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:00,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:01,132 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:01,178 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:01,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:01,182 INFO L85 PathProgramCache]: Analyzing trace with hash 468, now seen corresponding path program 1 times [2022-07-22 12:25:01,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:01,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337963184] [2022-07-22 12:25:01,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:01,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:01,191 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:01,197 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:01,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:01,199 INFO L85 PathProgramCache]: Analyzing trace with hash 540271, now seen corresponding path program 1 times [2022-07-22 12:25:01,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:01,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972090719] [2022-07-22 12:25:01,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:01,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:01,251 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:01,279 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:01,323 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:01,324 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:01,324 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:01,324 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:01,324 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:01,324 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,324 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:01,325 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:01,325 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration1_Loop [2022-07-22 12:25:01,325 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:01,325 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:01,345 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 12:25:01,352 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 12:25:01,355 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 12:25:01,357 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 12:25:01,360 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 12:25:01,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:01,366 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 12:25:01,369 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 12:25:01,373 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 12:25:01,379 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 12:25:01,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:01,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:01,482 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:01,483 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:01,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,493 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 12:25:01,499 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 12:25:01,499 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:01,499 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:01,526 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:01,526 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 12:25:01,557 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 12:25:01,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,559 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 12:25:01,560 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 12:25:01,563 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:01,563 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:01,589 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:01,590 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 12:25:01,643 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 12:25:01,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,649 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 12:25:01,676 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:01,676 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:01,690 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 12:25:01,699 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:01,699 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 12:25:01,732 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 12:25:01,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,734 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 12:25:01,739 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:01,739 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:01,741 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 12:25:01,754 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:01,754 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 12:25:01,778 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 12:25:01,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,779 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 12:25:01,790 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:01,790 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:01,794 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 12:25:01,804 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:01,804 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 12:25:01,828 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 12:25:01,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,831 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 12:25:01,831 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 12:25:01,832 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:01,832 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:01,845 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:01,846 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 12:25:01,870 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 12:25:01,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,872 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 12:25:01,873 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 12:25:01,876 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:01,876 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:01,889 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:01,889 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 12:25:01,911 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 12:25:01,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,912 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 12:25:01,913 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 12:25:01,914 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:01,914 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:01,975 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 12:25:01,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:01,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:01,990 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 12:25:01,992 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 12:25:01,995 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:01,995 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:02,028 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:02,029 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter~0=0} Honda state: {~counter~0=0} Generalized eigenvectors: [{~counter~0=-6}, {~counter~0=6}, {~counter~0=1}] Lambdas: [2, 1, 1] Nus: [1, 0] [2022-07-22 12:25:02,054 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 12:25:02,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,056 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 12:25:02,057 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 12:25:02,058 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:02,058 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:02,101 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 12:25:02,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,102 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 12:25:02,104 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 12:25:02,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:02,106 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:02,258 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:02,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-07-22 12:25:02,261 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:02,261 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:02,261 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:02,261 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:02,262 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:02,262 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,262 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:02,262 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:02,262 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration1_Loop [2022-07-22 12:25:02,262 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:02,262 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:02,264 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 12:25:02,269 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 12:25:02,271 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 12:25:02,274 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 12:25:02,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:02,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:02,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:02,283 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 12:25:02,286 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 12:25:02,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:02,293 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 12:25:02,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:02,376 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:02,382 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:02,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,384 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 12:25:02,393 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 12:25:02,399 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 12:25:02,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:02,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:02,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:02,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:02,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,449 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 12:25:02,450 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 12:25:02,450 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 12:25:02,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:02,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:02,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:02,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:02,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,500 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 12:25:02,501 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 12:25:02,502 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 12:25:02,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:02,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:02,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:02,544 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 12:25:02,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,546 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 12:25:02,553 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 12:25:02,553 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 12:25:02,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,563 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:02,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:02,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:02,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-07-22 12:25:02,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,608 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 12:25:02,610 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 12:25:02,610 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 12:25:02,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:02,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:02,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:02,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-07-22 12:25:02,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,679 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 12:25:02,680 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 12:25:02,681 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 12:25:02,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,693 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:02,693 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:02,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:02,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:02,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,750 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 12:25:02,760 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 12:25:02,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:02,771 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:02,774 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 12:25:02,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:02,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-07-22 12:25:02,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,807 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 12:25:02,809 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 12:25:02,809 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 12:25:02,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:02,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:02,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:02,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:02,885 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 12:25:02,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,887 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 12:25:02,892 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 12:25:02,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:02,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:02,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:02,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:02,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:02,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:02,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:02,906 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 12:25:02,913 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:02,918 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:25:02,918 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:25:02,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:02,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:02,926 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 12:25:02,931 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:02,931 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:02,931 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:02,932 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i1~0, ~N1~0) = -1*~i1~0 + 1*~N1~0 Supporting invariants [] [2022-07-22 12:25:02,945 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 12:25:02,970 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 12:25:02,973 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:03,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:03,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:03,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:03,079 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:03,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:03,080 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 12:25:03,123 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 12:25:03,126 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 91 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 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 12:25:03,206 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 91 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 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 94 states and 346 transitions. Complement of second has 3 states. [2022-07-22 12:25:03,212 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 12:25:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 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 12:25:03,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2022-07-22 12:25:03,223 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 1 letters. [2022-07-22 12:25:03,223 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:03,223 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 3 letters. Loop has 1 letters. [2022-07-22 12:25:03,224 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:03,224 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 2 letters. [2022-07-22 12:25:03,224 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:03,225 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 94 states and 346 transitions. [2022-07-22 12:25:03,244 INFO L131 ngComponentsAnalysis]: Automaton has 73 accepting balls. 73 [2022-07-22 12:25:03,260 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 94 states to 84 states and 317 transitions. [2022-07-22 12:25:03,262 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 81 [2022-07-22 12:25:03,264 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 83 [2022-07-22 12:25:03,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 317 transitions. [2022-07-22 12:25:03,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:25:03,268 INFO L220 hiAutomatonCegarLoop]: Abstraction has 84 states and 317 transitions. [2022-07-22 12:25:03,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 317 transitions. [2022-07-22 12:25:03,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 83. [2022-07-22 12:25:03,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 83 states have (on average 3.783132530120482) internal successors, (314), 82 states have internal predecessors, (314), 0 states have call successors, (0), 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 12:25:03,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 314 transitions. [2022-07-22 12:25:03,327 INFO L242 hiAutomatonCegarLoop]: Abstraction has 83 states and 314 transitions. [2022-07-22 12:25:03,327 INFO L425 stractBuchiCegarLoop]: Abstraction has 83 states and 314 transitions. [2022-07-22 12:25:03,327 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:25:03,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 83 states and 314 transitions. [2022-07-22 12:25:03,332 INFO L131 ngComponentsAnalysis]: Automaton has 73 accepting balls. 73 [2022-07-22 12:25:03,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:03,333 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:03,333 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:25:03,333 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:03,334 INFO L748 eck$LassoCheckResult]: Stem: 590#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 582#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 584#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 586#[L44, L96-3]don't care [2022-07-22 12:25:03,334 INFO L750 eck$LassoCheckResult]: Loop: 586#[L44, L96-3]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 586#[L44, L96-3]don't care [2022-07-22 12:25:03,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:03,339 INFO L85 PathProgramCache]: Analyzing trace with hash 540335, now seen corresponding path program 1 times [2022-07-22 12:25:03,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:03,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653981907] [2022-07-22 12:25:03,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:03,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:03,437 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:03,461 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:03,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:03,462 INFO L85 PathProgramCache]: Analyzing trace with hash 468, now seen corresponding path program 2 times [2022-07-22 12:25:03,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:03,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875826218] [2022-07-22 12:25:03,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:03,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:03,469 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:03,473 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:03,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:03,474 INFO L85 PathProgramCache]: Analyzing trace with hash 16750822, now seen corresponding path program 1 times [2022-07-22 12:25:03,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:03,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136545524] [2022-07-22 12:25:03,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:03,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:03,519 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:03,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:03,560 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:03,560 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:03,561 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:03,561 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:03,561 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:03,561 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:03,561 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:03,561 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:03,561 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration2_Loop [2022-07-22 12:25:03,561 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:03,562 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:03,563 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 12:25:03,572 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 12:25:03,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:03,677 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:03,677 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:03,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:03,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:03,678 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 12:25:03,686 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:03,686 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:03,699 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 12:25:03,708 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:03,709 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 12:25:03,745 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 12:25:03,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:03,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:03,747 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 12:25:03,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:03,750 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:03,763 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 12:25:03,769 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:03,769 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 12:25:03,804 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 12:25:03,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:03,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:03,806 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 12:25:03,808 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:03,809 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:03,823 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 12:25:03,827 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:03,828 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 12:25:03,864 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 12:25:03,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:03,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:03,867 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 12:25:03,869 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:03,870 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:03,884 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 12:25:03,889 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:03,890 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_3=-1} Honda state: {v_rep#funAddr~thread4.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:03,925 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 12:25:03,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:03,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:03,927 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 12:25:03,929 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:03,930 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:03,941 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 12:25:03,991 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 12:25:03,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:03,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:03,993 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 12:25:03,996 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:03,997 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:04,012 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 12:25:04,265 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:04,271 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 12:25:04,271 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:04,271 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:04,271 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:04,271 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:04,272 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:04,272 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:04,272 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:04,272 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:04,272 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration2_Loop [2022-07-22 12:25:04,272 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:04,272 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:04,274 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 12:25:04,277 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 12:25:04,279 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 12:25:04,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:04,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:04,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:04,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:04,296 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 12:25:04,300 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 12:25:04,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:04,305 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 12:25:04,307 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 12:25:04,399 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:04,400 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:04,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:04,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:04,403 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 12:25:04,411 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 12:25:04,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:04,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:04,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:04,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:04,423 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:04,423 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:04,426 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 12:25:04,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:04,475 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 12:25:04,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:04,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:04,477 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 12:25:04,479 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 12:25:04,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:04,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:04,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:04,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:04,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:04,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:04,498 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 12:25:04,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:04,531 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 12:25:04,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:04,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:04,533 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 12:25:04,534 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 12:25:04,534 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 12:25:04,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:04,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:04,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:04,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:04,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:04,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:04,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:04,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-07-22 12:25:04,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:04,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:04,579 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 12:25:04,581 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 12:25:04,581 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 12:25:04,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:04,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:04,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:04,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:04,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:04,593 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:04,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:04,654 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 12:25:04,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:04,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:04,657 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 12:25:04,664 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 12:25:04,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:04,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:04,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:04,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:04,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:04,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:04,681 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 12:25:04,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:04,725 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 12:25:04,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:04,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:04,728 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 12:25:04,730 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 12:25:04,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:04,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:04,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:04,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:04,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:04,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:04,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:04,743 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 12:25:04,750 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:04,756 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:25:04,757 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:04,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:04,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:04,760 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 12:25:04,763 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:04,764 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:04,764 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:04,764 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N1~0, ~i1~0) = 1*~N1~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:25:04,780 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 12:25:04,795 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-07-22 12:25:04,796 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:04,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:04,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:04,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:04,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:04,896 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:04,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:04,897 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 12:25:04,898 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 12:25:04,898 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 83 states and 314 transitions. cyclomatic complexity: 305 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 12:25:04,936 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 83 states and 314 transitions. cyclomatic complexity: 305. 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 87 states and 326 transitions. Complement of second has 3 states. [2022-07-22 12:25:04,937 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 12:25:04,938 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 12:25:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 6 transitions. [2022-07-22 12:25:04,938 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 3 letters. Loop has 1 letters. [2022-07-22 12:25:04,939 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:04,939 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-22 12:25:04,939 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:04,939 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 3 letters. Loop has 2 letters. [2022-07-22 12:25:04,939 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:04,939 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 87 states and 326 transitions. [2022-07-22 12:25:04,942 INFO L131 ngComponentsAnalysis]: Automaton has 72 accepting balls. 72 [2022-07-22 12:25:04,945 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 87 states to 87 states and 326 transitions. [2022-07-22 12:25:04,945 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 82 [2022-07-22 12:25:04,946 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 85 [2022-07-22 12:25:04,946 INFO L73 IsDeterministic]: Start isDeterministic. Operand 87 states and 326 transitions. [2022-07-22 12:25:04,948 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:25:04,948 INFO L220 hiAutomatonCegarLoop]: Abstraction has 87 states and 326 transitions. [2022-07-22 12:25:04,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states and 326 transitions. [2022-07-22 12:25:04,950 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 12:25:04,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 84. [2022-07-22 12:25:04,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 84 states have (on average 3.7738095238095237) internal successors, (317), 83 states have internal predecessors, (317), 0 states have call successors, (0), 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 12:25:04,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 317 transitions. [2022-07-22 12:25:04,962 INFO L242 hiAutomatonCegarLoop]: Abstraction has 84 states and 317 transitions. [2022-07-22 12:25:04,962 INFO L425 stractBuchiCegarLoop]: Abstraction has 84 states and 317 transitions. [2022-07-22 12:25:04,962 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 12:25:04,962 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 84 states and 317 transitions. [2022-07-22 12:25:04,964 INFO L131 ngComponentsAnalysis]: Automaton has 72 accepting balls. 72 [2022-07-22 12:25:04,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:04,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:04,964 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-22 12:25:04,965 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:04,965 INFO L748 eck$LassoCheckResult]: Stem: 873#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 867#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 869#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 863#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 819#[L44, L96-4, L56]don't care [2022-07-22 12:25:04,965 INFO L750 eck$LassoCheckResult]: Loop: 819#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 819#[L44, L96-4, L56]don't care [2022-07-22 12:25:04,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:04,966 INFO L85 PathProgramCache]: Analyzing trace with hash 16750786, now seen corresponding path program 1 times [2022-07-22 12:25:04,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:04,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460531147] [2022-07-22 12:25:04,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:04,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:04,991 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:05,012 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:05,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:05,012 INFO L85 PathProgramCache]: Analyzing trace with hash 482, now seen corresponding path program 1 times [2022-07-22 12:25:05,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:05,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426570028] [2022-07-22 12:25:05,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:05,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:05,018 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:05,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:05,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:05,024 INFO L85 PathProgramCache]: Analyzing trace with hash 519274817, now seen corresponding path program 1 times [2022-07-22 12:25:05,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:05,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752370993] [2022-07-22 12:25:05,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:05,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:05,062 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 12:25:05,109 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 12:25:05,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:25:05,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752370993] [2022-07-22 12:25:05,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752370993] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:25:05,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:25:05,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-07-22 12:25:05,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465874472] [2022-07-22 12:25:05,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:25:05,161 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:05,162 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:05,162 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:05,162 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:05,162 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:05,162 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,162 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:05,162 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:05,163 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration3_Loop [2022-07-22 12:25:05,163 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:05,163 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:05,164 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 12:25:05,166 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 12:25:05,168 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 12:25:05,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:05,177 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 12:25:05,179 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 12:25:05,181 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 12:25:05,183 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 12:25:05,188 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 12:25:05,190 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 12:25:05,195 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 12:25:05,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:05,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:05,296 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:05,296 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:05,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:05,298 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 12:25:05,305 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:05,305 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:05,309 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 12:25:05,327 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:05,327 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 12:25:05,366 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 12:25:05,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:05,368 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 12:25:05,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:05,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:05,385 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 12:25:05,389 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:05,389 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 12:25:05,427 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 12:25:05,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:05,428 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 12:25:05,431 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:05,431 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:05,441 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 12:25:05,487 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 12:25:05,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:05,489 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 12:25:05,491 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:05,491 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:05,498 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 12:25:05,698 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:05,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-22 12:25:05,700 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:05,701 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:05,701 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:05,701 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:05,701 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:05,701 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,701 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:05,701 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:05,701 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration3_Loop [2022-07-22 12:25:05,701 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:05,701 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:05,703 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 12:25:05,711 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 12:25:05,713 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 12:25:05,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:05,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:05,726 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 12:25:05,728 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 12:25:05,730 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 12:25:05,735 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 12:25:05,737 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 12:25:05,741 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 12:25:05,750 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 12:25:05,752 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 12:25:05,849 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:05,849 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:05,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:05,851 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 12:25:05,862 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 12:25:05,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:05,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:05,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:05,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:05,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:05,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:05,878 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 12:25:05,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:05,926 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 12:25:05,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:05,928 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 12:25:05,930 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 12:25:05,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:05,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:05,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:05,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:05,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:05,942 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:05,945 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 12:25:05,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:05,990 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 12:25:05,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:05,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:05,991 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 12:25:05,993 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 12:25:06,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:06,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:06,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:06,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:06,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:06,004 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:06,007 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 12:25:06,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:06,051 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 12:25:06,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,053 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 12:25:06,060 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 12:25:06,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:06,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:06,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:06,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:06,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:06,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:06,074 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 12:25:06,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:06,115 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 12:25:06,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,116 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 12:25:06,118 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 12:25:06,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:06,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:06,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:06,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:06,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:06,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:06,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:06,131 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 12:25:06,139 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:06,146 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:25:06,146 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:06,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,147 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 12:25:06,149 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:06,149 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:06,149 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:06,149 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i2~0, ~N2~0) = -1*~i2~0 + 1*~N2~0 Supporting invariants [] [2022-07-22 12:25:06,162 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 12:25:06,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-22 12:25:06,184 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:06,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:06,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:06,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:06,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:06,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:06,240 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 12:25:06,241 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 12:25:06,241 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 84 states and 317 transitions. cyclomatic complexity: 307 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 12:25:06,272 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 84 states and 317 transitions. cyclomatic complexity: 307. 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 94 states and 353 transitions. Complement of second has 3 states. [2022-07-22 12:25:06,273 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 12:25:06,274 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 12:25:06,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2022-07-22 12:25:06,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 1 letters. [2022-07-22 12:25:06,274 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:06,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-22 12:25:06,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:06,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 2 letters. [2022-07-22 12:25:06,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:06,275 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 94 states and 353 transitions. [2022-07-22 12:25:06,278 INFO L131 ngComponentsAnalysis]: Automaton has 72 accepting balls. 72 [2022-07-22 12:25:06,280 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 94 states to 94 states and 353 transitions. [2022-07-22 12:25:06,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 84 [2022-07-22 12:25:06,281 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 90 [2022-07-22 12:25:06,281 INFO L73 IsDeterministic]: Start isDeterministic. Operand 94 states and 353 transitions. [2022-07-22 12:25:06,283 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:25:06,283 INFO L220 hiAutomatonCegarLoop]: Abstraction has 94 states and 353 transitions. [2022-07-22 12:25:06,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states and 353 transitions. [2022-07-22 12:25:06,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 88. [2022-07-22 12:25:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 3.784090909090909) internal successors, (333), 87 states have internal predecessors, (333), 0 states have call successors, (0), 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 12:25:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 333 transitions. [2022-07-22 12:25:06,291 INFO L242 hiAutomatonCegarLoop]: Abstraction has 88 states and 333 transitions. [2022-07-22 12:25:06,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:25:06,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:25:06,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:25:06,295 INFO L87 Difference]: Start difference. First operand 88 states and 333 transitions. Second operand has 3 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 12:25:06,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:25:06,376 INFO L93 Difference]: Finished difference Result 168 states and 575 transitions. [2022-07-22 12:25:06,376 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 168 states and 575 transitions. [2022-07-22 12:25:06,380 INFO L131 ngComponentsAnalysis]: Automaton has 72 accepting balls. 72 [2022-07-22 12:25:06,383 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 168 states to 148 states and 520 transitions. [2022-07-22 12:25:06,384 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 144 [2022-07-22 12:25:06,385 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 144 [2022-07-22 12:25:06,385 INFO L73 IsDeterministic]: Start isDeterministic. Operand 148 states and 520 transitions. [2022-07-22 12:25:06,386 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:25:06,386 INFO L220 hiAutomatonCegarLoop]: Abstraction has 148 states and 520 transitions. [2022-07-22 12:25:06,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states and 520 transitions. [2022-07-22 12:25:06,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 137. [2022-07-22 12:25:06,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 137 states have (on average 3.613138686131387) internal successors, (495), 136 states have internal predecessors, (495), 0 states have call successors, (0), 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 12:25:06,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 495 transitions. [2022-07-22 12:25:06,397 INFO L242 hiAutomatonCegarLoop]: Abstraction has 137 states and 495 transitions. [2022-07-22 12:25:06,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:25:06,399 INFO L425 stractBuchiCegarLoop]: Abstraction has 137 states and 495 transitions. [2022-07-22 12:25:06,399 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 12:25:06,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 137 states and 495 transitions. [2022-07-22 12:25:06,401 INFO L131 ngComponentsAnalysis]: Automaton has 72 accepting balls. 72 [2022-07-22 12:25:06,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:06,402 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:06,402 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 12:25:06,402 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:06,403 INFO L748 eck$LassoCheckResult]: Stem: 1585#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 1577#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 1579#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 1609#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 1485#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 1487#[L44, L96-4, L56]don't care [2022-07-22 12:25:06,403 INFO L750 eck$LassoCheckResult]: Loop: 1487#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 1487#[L44, L96-4, L56]don't care [2022-07-22 12:25:06,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:06,404 INFO L85 PathProgramCache]: Analyzing trace with hash 519274803, now seen corresponding path program 1 times [2022-07-22 12:25:06,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:06,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612836503] [2022-07-22 12:25:06,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:06,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:06,434 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:06,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:06,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:06,456 INFO L85 PathProgramCache]: Analyzing trace with hash 482, now seen corresponding path program 2 times [2022-07-22 12:25:06,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:06,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415766857] [2022-07-22 12:25:06,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:06,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:06,461 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:06,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:06,470 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:06,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:06,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1082349840, now seen corresponding path program 1 times [2022-07-22 12:25:06,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:06,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410099816] [2022-07-22 12:25:06,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:06,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:06,496 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:06,517 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:06,560 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:06,560 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:06,560 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:06,560 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:06,560 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:06,560 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,561 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:06,561 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:06,561 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration4_Loop [2022-07-22 12:25:06,561 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:06,561 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:06,562 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 12:25:06,564 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 12:25:06,566 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 12:25:06,568 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 12:25:06,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:06,574 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 12:25:06,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:06,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:06,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:06,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:06,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:06,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:06,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:06,669 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 12:25:06,713 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:06,713 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:06,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,715 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 12:25:06,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:06,726 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:06,740 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 12:25:06,748 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:06,749 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 12:25:06,778 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 12:25:06,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,779 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 12:25:06,782 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 12:25:06,782 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:06,782 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:06,795 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:06,795 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 12:25:06,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-22 12:25:06,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,820 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 12:25:06,822 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:06,823 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:06,823 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 12:25:06,836 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:06,836 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 12:25:06,858 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 12:25:06,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,860 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 12:25:06,862 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:06,862 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:06,876 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 12:25:06,881 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:06,882 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 12:25:06,914 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 12:25:06,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,916 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 12:25:06,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:06,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:06,932 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 12:25:06,937 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:06,937 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 12:25:06,973 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 12:25:06,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:06,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:06,974 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 12:25:06,979 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:06,979 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:06,993 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 12:25:07,000 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:07,000 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 12:25:07,034 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 12:25:07,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,040 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 12:25:07,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:07,043 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 12:25:07,043 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:07,059 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:07,060 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 12:25:07,081 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 12:25:07,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,082 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 12:25:07,086 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 12:25:07,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:07,086 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:07,094 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:07,094 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 12:25:07,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-07-22 12:25:07,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,118 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 12:25:07,125 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:07,125 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:07,130 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 12:25:07,139 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:07,139 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_7=0} Honda state: {v_rep#funAddr~thread1.offset_7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:07,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-07-22 12:25:07,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,162 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 12:25:07,163 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 12:25:07,164 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:07,164 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:07,195 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 12:25:07,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,196 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 12:25:07,197 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 12:25:07,198 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:07,198 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:07,359 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:07,361 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 12:25:07,361 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:07,361 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:07,361 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:07,361 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:07,361 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:07,362 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,362 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:07,362 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:07,362 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration4_Loop [2022-07-22 12:25:07,362 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:07,362 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:07,363 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 12:25:07,365 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 12:25:07,367 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 12:25:07,369 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 12:25:07,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:07,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:07,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:07,379 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 12:25:07,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:07,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:07,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:07,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:07,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:07,490 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:07,491 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:07,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,492 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 12:25:07,501 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 12:25:07,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:07,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:07,515 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 12:25:07,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,555 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 12:25:07,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,557 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 12:25:07,559 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 12:25:07,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,569 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:07,569 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:07,573 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 12:25:07,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,614 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:07,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,616 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 12:25:07,618 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 12:25:07,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:07,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:07,633 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 12:25:07,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,675 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 12:25:07,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,676 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 12:25:07,679 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 12:25:07,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:07,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:07,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:07,691 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 12:25:07,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,740 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 12:25:07,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,741 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 12:25:07,742 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 12:25:07,743 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 12:25:07,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:07,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:07,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:07,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,773 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 12:25:07,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,774 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 12:25:07,775 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 12:25:07,775 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 12:25:07,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,783 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:07,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:07,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,820 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 12:25:07,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,821 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 12:25:07,823 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 12:25:07,823 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 12:25:07,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:07,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:07,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,870 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-22 12:25:07,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,871 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 12:25:07,872 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 12:25:07,873 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 12:25:07,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:07,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:07,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,925 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 12:25:07,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,926 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 12:25:07,928 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 12:25:07,928 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 12:25:07,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:07,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,936 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:07,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:07,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:07,957 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 12:25:07,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:07,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:07,958 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 12:25:07,965 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 12:25:07,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:07,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:07,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:07,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:07,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:07,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:07,980 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 12:25:07,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:08,019 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 12:25:08,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,021 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 12:25:08,023 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 12:25:08,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:08,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:08,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:08,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:08,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:08,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:08,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:08,035 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 12:25:08,043 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:08,049 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:25:08,049 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:08,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,050 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 12:25:08,052 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:08,052 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:08,052 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:08,053 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N2~0, ~i2~0) = 1*~N2~0 - 1*~i2~0 Supporting invariants [] [2022-07-22 12:25:08,067 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 12:25:08,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:08,086 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:08,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:08,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:08,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:08,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:08,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:08,134 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 12:25:08,135 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 12:25:08,135 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 137 states and 495 transitions. cyclomatic complexity: 434 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 12:25:08,238 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 137 states and 495 transitions. cyclomatic complexity: 434. 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 303 states and 1236 transitions. Complement of second has 3 states. [2022-07-22 12:25:08,239 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 12:25:08,239 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 12:25:08,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 24 transitions. [2022-07-22 12:25:08,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 5 letters. Loop has 1 letters. [2022-07-22 12:25:08,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:08,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:25:08,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:08,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:25:08,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:08,241 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 303 states and 1236 transitions. [2022-07-22 12:25:08,248 INFO L131 ngComponentsAnalysis]: Automaton has 134 accepting balls. 134 [2022-07-22 12:25:08,253 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 303 states to 303 states and 1236 transitions. [2022-07-22 12:25:08,254 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 229 [2022-07-22 12:25:08,255 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 283 [2022-07-22 12:25:08,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 303 states and 1236 transitions. [2022-07-22 12:25:08,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:25:08,257 INFO L220 hiAutomatonCegarLoop]: Abstraction has 303 states and 1236 transitions. [2022-07-22 12:25:08,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states and 1236 transitions. [2022-07-22 12:25:08,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 175. [2022-07-22 12:25:08,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 175 states have (on average 4.188571428571429) internal successors, (733), 174 states have internal predecessors, (733), 0 states have call successors, (0), 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 12:25:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 733 transitions. [2022-07-22 12:25:08,271 INFO L242 hiAutomatonCegarLoop]: Abstraction has 175 states and 733 transitions. [2022-07-22 12:25:08,271 INFO L425 stractBuchiCegarLoop]: Abstraction has 175 states and 733 transitions. [2022-07-22 12:25:08,271 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-22 12:25:08,271 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 175 states and 733 transitions. [2022-07-22 12:25:08,274 INFO L131 ngComponentsAnalysis]: Automaton has 84 accepting balls. 84 [2022-07-22 12:25:08,274 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:08,274 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:08,275 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1] [2022-07-22 12:25:08,275 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:08,276 INFO L748 eck$LassoCheckResult]: Stem: 2162#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 2154#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 2156#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 2186#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 2146#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 2148#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 2090#[L44, L96-4, L56]don't care [2022-07-22 12:25:08,276 INFO L750 eck$LassoCheckResult]: Loop: 2090#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 2090#[L44, L96-4, L56]don't care [2022-07-22 12:25:08,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:08,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1084161494, now seen corresponding path program 2 times [2022-07-22 12:25:08,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:08,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116149544] [2022-07-22 12:25:08,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:08,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:08,306 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:08,326 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:08,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:08,326 INFO L85 PathProgramCache]: Analyzing trace with hash 482, now seen corresponding path program 3 times [2022-07-22 12:25:08,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:08,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781410638] [2022-07-22 12:25:08,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:08,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:08,331 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:08,336 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:08,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:08,337 INFO L85 PathProgramCache]: Analyzing trace with hash 750732505, now seen corresponding path program 2 times [2022-07-22 12:25:08,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:08,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568372257] [2022-07-22 12:25:08,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:08,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:08,398 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:08,429 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:08,466 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:08,466 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:08,466 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:08,466 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:08,466 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:08,466 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,466 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:08,466 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:08,467 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration5_Loop [2022-07-22 12:25:08,467 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:08,467 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:08,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,485 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 12:25:08,487 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 12:25:08,491 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 12:25:08,492 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 12:25:08,494 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 12:25:08,497 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 12:25:08,597 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:08,597 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:08,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,603 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 12:25:08,604 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 12:25:08,605 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:08,606 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:08,618 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:08,618 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 12:25:08,639 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 12:25:08,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,640 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 12:25:08,641 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 12:25:08,642 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:08,642 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:08,655 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:08,655 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 12:25:08,676 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 12:25:08,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,677 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 12:25:08,678 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 12:25:08,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:08,679 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:08,693 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:08,693 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 12:25:08,715 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 12:25:08,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,716 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 12:25:08,717 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 12:25:08,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:08,719 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:08,733 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:08,733 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_9=-1} Honda state: {v_rep#funAddr~thread4.base_9=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:08,754 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 12:25:08,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,755 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 12:25:08,756 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:08,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:08,759 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 12:25:08,769 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:08,770 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.offset_9=3} Honda state: {v_rep#funAddr~thread4.offset_9=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:08,791 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 12:25:08,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,792 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 12:25:08,794 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 12:25:08,794 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:08,795 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:08,807 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:08,808 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_9=1} Honda state: {v_rep#funAddr~thread2.offset_9=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:08,829 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-22 12:25:08,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,831 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 12:25:08,831 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 12:25:08,832 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:08,832 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:08,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-07-22 12:25:08,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:08,880 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 12:25:08,881 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 12:25:08,881 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:08,881 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:08,916 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:08,919 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-07-22 12:25:08,919 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:08,919 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:08,919 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:08,919 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:08,919 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:08,919 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:08,919 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:08,919 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:08,919 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration5_Loop [2022-07-22 12:25:08,919 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:08,920 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:08,921 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 12:25:08,922 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 12:25:08,950 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 12:25:08,952 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 12:25:08,954 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 12:25:08,956 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 12:25:08,958 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 12:25:08,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:08,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:09,010 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 12:25:09,075 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:09,076 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:09,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:09,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:09,077 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 12:25:09,078 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 12:25:09,078 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 12:25:09,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:09,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:09,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:09,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:09,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:09,086 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:09,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:09,143 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 12:25:09,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:09,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:09,144 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 12:25:09,150 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 12:25:09,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:09,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:09,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:09,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:09,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:09,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:09,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:09,162 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 12:25:09,171 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:09,176 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:25:09,176 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:09,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:09,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:09,178 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 12:25:09,180 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:09,181 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:09,181 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:09,181 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter~0) = 1*~counter~0 Supporting invariants [] [2022-07-22 12:25:09,196 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 12:25:09,210 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-07-22 12:25:09,211 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:09,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:09,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:09,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:09,269 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:25:09,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:09,269 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 12:25:09,270 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 12:25:09,270 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 175 states and 733 transitions. cyclomatic complexity: 659 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:09,358 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 175 states and 733 transitions. cyclomatic complexity: 659. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 311 states and 1288 transitions. Complement of second has 3 states. [2022-07-22 12:25:09,358 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 12:25:09,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 25 transitions. [2022-07-22 12:25:09,359 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:25:09,360 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:09,360 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:09,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:09,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:09,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:09,408 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:25:09,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:09,409 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 12:25:09,409 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 12:25:09,410 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 175 states and 733 transitions. cyclomatic complexity: 659 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:09,489 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 175 states and 733 transitions. cyclomatic complexity: 659. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 331 states and 1390 transitions. Complement of second has 5 states. [2022-07-22 12:25:09,490 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 12:25:09,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:09,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2022-07-22 12:25:09,491 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:25:09,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:09,491 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:09,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:09,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:09,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:09,542 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:25:09,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:09,543 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 12:25:09,544 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 12:25:09,544 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 175 states and 733 transitions. cyclomatic complexity: 659 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:09,621 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 175 states and 733 transitions. cyclomatic complexity: 659. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 305 states and 1361 transitions. Complement of second has 3 states. [2022-07-22 12:25:09,622 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 12:25:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:09,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 26 transitions. [2022-07-22 12:25:09,623 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 26 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:25:09,623 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:09,623 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 26 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:25:09,623 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:09,624 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 26 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:25:09,624 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:09,624 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 305 states and 1361 transitions. [2022-07-22 12:25:09,630 INFO L131 ngComponentsAnalysis]: Automaton has 93 accepting balls. 163 [2022-07-22 12:25:09,636 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 305 states to 305 states and 1361 transitions. [2022-07-22 12:25:09,637 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 186 [2022-07-22 12:25:09,638 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 267 [2022-07-22 12:25:09,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 305 states and 1361 transitions. [2022-07-22 12:25:09,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:25:09,639 INFO L220 hiAutomatonCegarLoop]: Abstraction has 305 states and 1361 transitions. [2022-07-22 12:25:09,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states and 1361 transitions. [2022-07-22 12:25:09,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 190. [2022-07-22 12:25:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 190 states have (on average 4.28421052631579) internal successors, (814), 189 states have internal predecessors, (814), 0 states have call successors, (0), 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 12:25:09,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 814 transitions. [2022-07-22 12:25:09,651 INFO L242 hiAutomatonCegarLoop]: Abstraction has 190 states and 814 transitions. [2022-07-22 12:25:09,651 INFO L425 stractBuchiCegarLoop]: Abstraction has 190 states and 814 transitions. [2022-07-22 12:25:09,651 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-22 12:25:09,652 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 190 states and 814 transitions. [2022-07-22 12:25:09,654 INFO L131 ngComponentsAnalysis]: Automaton has 81 accepting balls. 125 [2022-07-22 12:25:09,654 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:09,654 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:09,655 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-22 12:25:09,655 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:25:09,656 INFO L748 eck$LassoCheckResult]: Stem: 3631#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 3609#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 3611#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 3667#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 3497#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 3499#[L44, L96-4, L56]don't care [2022-07-22 12:25:09,656 INFO L750 eck$LassoCheckResult]: Loop: 3499#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 3507#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 3499#[L44, L96-4, L56]don't care [2022-07-22 12:25:09,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:09,656 INFO L85 PathProgramCache]: Analyzing trace with hash 519274803, now seen corresponding path program 3 times [2022-07-22 12:25:09,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:09,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471900936] [2022-07-22 12:25:09,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:09,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:09,683 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:09,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:09,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:09,712 INFO L85 PathProgramCache]: Analyzing trace with hash 14959, now seen corresponding path program 1 times [2022-07-22 12:25:09,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:09,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212124869] [2022-07-22 12:25:09,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:09,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:09,721 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:09,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:09,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:09,734 INFO L85 PathProgramCache]: Analyzing trace with hash 806893345, now seen corresponding path program 3 times [2022-07-22 12:25:09,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:09,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175484352] [2022-07-22 12:25:09,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:09,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:09,770 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:09,804 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:09,909 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:09,910 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:09,910 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:09,910 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:09,910 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:09,910 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:09,910 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:09,910 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:09,910 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration6_Loop [2022-07-22 12:25:09,910 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:09,910 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:09,912 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 12:25:09,917 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 12:25:09,922 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 12:25:09,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:09,927 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 12:25:09,930 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 12:25:09,932 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 12:25:09,934 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 12:25:09,938 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 12:25:09,941 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 12:25:09,943 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 12:25:09,945 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 12:25:09,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:09,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:09,950 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 12:25:09,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:10,057 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:10,058 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:10,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:10,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:10,059 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 12:25:10,068 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:10,068 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:10,078 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 12:25:10,112 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 12:25:10,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:10,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:10,113 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 12:25:10,115 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 12:25:10,115 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:10,115 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:10,269 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:10,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:10,276 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:10,276 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:10,276 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:10,276 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:10,276 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:10,277 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:10,277 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:10,277 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:10,277 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration6_Loop [2022-07-22 12:25:10,277 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:10,277 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:10,280 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 12:25:10,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:10,286 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 12:25:10,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:10,293 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 12:25:10,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:10,296 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 12:25:10,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:10,303 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 12:25:10,305 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 12:25:10,307 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 12:25:10,309 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 12:25:10,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:10,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:10,314 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 12:25:10,315 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 12:25:10,435 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:10,435 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:10,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:10,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:10,437 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 12:25:10,443 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 12:25:10,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:10,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:10,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:10,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:10,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:10,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:10,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:10,455 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 12:25:10,462 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:10,469 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:25:10,469 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:10,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:10,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:10,470 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 12:25:10,472 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:10,472 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:10,472 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:10,472 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N1~0, ~i1~0) = 1*~N1~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:25:10,486 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 12:25:10,507 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 12:25:10,508 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:10,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:10,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:10,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:10,606 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 12:25:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:10,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:10,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:10,641 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 12:25:10,642 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 12:25:10,642 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 12:25:10,642 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 190 states and 814 transitions. cyclomatic complexity: 709 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:10,740 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 190 states and 814 transitions. cyclomatic complexity: 709. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 422 states and 1927 transitions. Complement of second has 3 states. [2022-07-22 12:25:10,740 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 12:25:10,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:10,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 24 transitions. [2022-07-22 12:25:10,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:25:10,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:10,742 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:10,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:10,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:10,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:10,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:10,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:10,815 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 12:25:10,816 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 12:25:10,816 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 190 states and 814 transitions. cyclomatic complexity: 709 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:10,957 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 190 states and 814 transitions. cyclomatic complexity: 709. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 736 states and 3362 transitions. Complement of second has 5 states. [2022-07-22 12:25:10,958 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 12:25:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 45 transitions. [2022-07-22 12:25:10,959 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 45 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-22 12:25:10,959 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:10,959 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 45 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:10,959 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:10,959 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 45 transitions. Stem has 5 letters. Loop has 4 letters. [2022-07-22 12:25:10,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:10,960 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 736 states and 3362 transitions. [2022-07-22 12:25:10,977 INFO L131 ngComponentsAnalysis]: Automaton has 211 accepting balls. 289 [2022-07-22 12:25:10,992 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 736 states to 680 states and 3074 transitions. [2022-07-22 12:25:10,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 380 [2022-07-22 12:25:10,995 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 511 [2022-07-22 12:25:10,995 INFO L73 IsDeterministic]: Start isDeterministic. Operand 680 states and 3074 transitions. [2022-07-22 12:25:10,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:10,996 INFO L220 hiAutomatonCegarLoop]: Abstraction has 680 states and 3074 transitions. [2022-07-22 12:25:10,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states and 3074 transitions. [2022-07-22 12:25:11,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 349. [2022-07-22 12:25:11,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 349 states have (on average 4.724928366762177) internal successors, (1649), 348 states have internal predecessors, (1649), 0 states have call successors, (0), 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 12:25:11,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 1649 transitions. [2022-07-22 12:25:11,019 INFO L242 hiAutomatonCegarLoop]: Abstraction has 349 states and 1649 transitions. [2022-07-22 12:25:11,019 INFO L425 stractBuchiCegarLoop]: Abstraction has 349 states and 1649 transitions. [2022-07-22 12:25:11,019 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-22 12:25:11,019 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 349 states and 1649 transitions. [2022-07-22 12:25:11,024 INFO L131 ngComponentsAnalysis]: Automaton has 123 accepting balls. 177 [2022-07-22 12:25:11,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:11,024 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:11,025 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1] [2022-07-22 12:25:11,025 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:11,026 INFO L748 eck$LassoCheckResult]: Stem: 5271#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 5255#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 5257#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 5303#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 5309#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 5251#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 5139#[L44, L96-4, L56]don't care [2022-07-22 12:25:11,026 INFO L750 eck$LassoCheckResult]: Loop: 5139#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 5139#[L44, L96-4, L56]don't care [2022-07-22 12:25:11,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:11,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1084219934, now seen corresponding path program 4 times [2022-07-22 12:25:11,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:11,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005256037] [2022-07-22 12:25:11,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:11,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:11,050 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:11,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:11,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:11,066 INFO L85 PathProgramCache]: Analyzing trace with hash 468, now seen corresponding path program 3 times [2022-07-22 12:25:11,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:11,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477194791] [2022-07-22 12:25:11,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:11,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:11,070 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:11,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:11,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:11,074 INFO L85 PathProgramCache]: Analyzing trace with hash 748920851, now seen corresponding path program 5 times [2022-07-22 12:25:11,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:11,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772227211] [2022-07-22 12:25:11,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:11,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:11,097 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:11,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:11,118 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:11,134 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:11,134 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:11,134 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:11,134 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:11,134 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:11,134 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,134 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:11,134 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:11,134 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration7_Loop [2022-07-22 12:25:11,135 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:11,135 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:11,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,137 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 12:25:11,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,139 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 12:25:11,141 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 12:25:11,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,146 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 12:25:11,148 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 12:25:11,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,154 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 12:25:11,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,157 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 12:25:11,228 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:11,228 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:11,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,229 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 12:25:11,232 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,232 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 12:25:11,232 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,240 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:11,240 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 12:25:11,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-07-22 12:25:11,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,264 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 12:25:11,265 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 12:25:11,265 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,265 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,273 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:11,273 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 12:25:11,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:11,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,296 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 12:25:11,300 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 12:25:11,300 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,301 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,314 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:11,314 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_13=0} Honda state: {v_rep#funAddr~thread1.offset_13=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:11,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:11,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,338 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 12:25:11,340 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,341 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,350 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 12:25:11,356 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:11,356 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_13=-1} Honda state: {v_rep#funAddr~thread1.base_13=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:11,380 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 12:25:11,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,382 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 12:25:11,382 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 12:25:11,384 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,384 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,398 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:11,399 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_13=-1} Honda state: {v_rep#funAddr~thread4.base_13=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:11,421 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 12:25:11,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,422 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 12:25:11,423 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 12:25:11,423 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,423 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,436 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:11,436 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_13=-1} Honda state: {v_rep#funAddr~thread2.base_13=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:11,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:11,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,463 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 12:25:11,466 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 12:25:11,466 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,466 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,483 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:11,484 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_13=-1} Honda state: {v_rep#funAddr~thread3.base_13=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:11,506 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:11,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,507 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 12:25:11,508 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 12:25:11,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,540 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:11,540 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_13=1} Honda state: {v_rep#funAddr~thread2.offset_13=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:11,575 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-07-22 12:25:11,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,576 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 12:25:11,578 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:11,578 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,588 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 12:25:11,632 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 12:25:11,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,633 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 12:25:11,635 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:11,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:11,640 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 12:25:11,809 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:11,811 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 12:25:11,811 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:11,812 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:11,812 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:11,812 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:11,812 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:11,812 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,812 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:11,812 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:11,812 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration7_Loop [2022-07-22 12:25:11,812 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:11,812 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:11,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,821 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 12:25:11,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,826 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 12:25:11,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:11,836 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 12:25:11,841 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 12:25:11,843 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 12:25:11,922 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:11,922 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:11,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,923 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 12:25:11,924 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 12:25:11,925 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 12:25:11,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:11,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:11,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:11,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:11,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:11,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:11,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:11,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:11,957 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 12:25:11,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,958 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 12:25:11,960 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 12:25:11,961 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 12:25:11,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:11,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:11,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:11,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:11,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:11,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:11,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:11,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:11,992 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 12:25:11,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:11,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:11,993 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 12:25:11,994 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 12:25:11,995 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 12:25:12,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:12,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:12,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:12,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:12,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:12,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:12,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:12,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-07-22 12:25:12,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,030 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 12:25:12,031 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 12:25:12,031 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 12:25:12,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:12,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:12,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:12,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:12,040 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:12,040 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:12,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:12,066 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 12:25:12,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,067 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 12:25:12,068 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 12:25:12,069 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 12:25:12,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:12,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:12,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:12,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:12,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:12,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:12,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:12,103 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 12:25:12,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,104 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 12:25:12,106 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 12:25:12,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:12,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:12,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:12,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:12,116 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:12,116 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:12,119 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 12:25:12,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:12,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:12,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,151 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 12:25:12,152 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 12:25:12,152 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 12:25:12,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:12,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:12,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:12,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:12,161 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:12,161 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:12,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:12,186 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 12:25:12,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,188 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 12:25:12,188 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 12:25:12,189 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 12:25:12,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:12,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:12,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:12,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:12,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:12,197 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:12,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:12,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-07-22 12:25:12,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,225 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 12:25:12,226 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 12:25:12,226 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 12:25:12,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:12,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:12,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:12,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:12,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:12,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:12,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:12,298 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 12:25:12,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,299 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 12:25:12,300 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 12:25:12,300 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 12:25:12,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:12,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:12,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:12,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:12,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:12,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:12,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:12,315 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:12,319 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:25:12,319 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:12,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,320 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 12:25:12,322 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 12:25:12,322 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:12,322 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:12,322 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:12,322 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i1~0, ~N1~0) = -1*~i1~0 + 1*~N1~0 Supporting invariants [] [2022-07-22 12:25:12,344 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 12:25:12,345 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:12,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:12,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:12,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:12,400 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:12,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:12,401 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 12:25:12,402 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 12:25:12,402 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 349 states and 1649 transitions. cyclomatic complexity: 1461 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 12:25:12,433 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 349 states and 1649 transitions. cyclomatic complexity: 1461. 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 375 states and 1741 transitions. Complement of second has 3 states. [2022-07-22 12:25:12,434 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 12:25:12,434 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 12:25:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2022-07-22 12:25:12,435 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:25:12,435 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:12,435 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:25:12,435 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:12,435 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:25:12,435 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:12,436 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 375 states and 1741 transitions. [2022-07-22 12:25:12,443 INFO L131 ngComponentsAnalysis]: Automaton has 123 accepting balls. 177 [2022-07-22 12:25:12,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 375 states to 375 states and 1741 transitions. [2022-07-22 12:25:12,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 240 [2022-07-22 12:25:12,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 253 [2022-07-22 12:25:12,451 INFO L73 IsDeterministic]: Start isDeterministic. Operand 375 states and 1741 transitions. [2022-07-22 12:25:12,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:12,451 INFO L220 hiAutomatonCegarLoop]: Abstraction has 375 states and 1741 transitions. [2022-07-22 12:25:12,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states and 1741 transitions. [2022-07-22 12:25:12,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 352. [2022-07-22 12:25:12,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 352 states have (on average 4.721590909090909) internal successors, (1662), 351 states have internal predecessors, (1662), 0 states have call successors, (0), 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 12:25:12,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 1662 transitions. [2022-07-22 12:25:12,465 INFO L242 hiAutomatonCegarLoop]: Abstraction has 352 states and 1662 transitions. [2022-07-22 12:25:12,465 INFO L425 stractBuchiCegarLoop]: Abstraction has 352 states and 1662 transitions. [2022-07-22 12:25:12,465 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-22 12:25:12,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 352 states and 1662 transitions. [2022-07-22 12:25:12,469 INFO L131 ngComponentsAnalysis]: Automaton has 123 accepting balls. 177 [2022-07-22 12:25:12,469 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:12,470 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:12,470 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-22 12:25:12,470 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:12,471 INFO L748 eck$LassoCheckResult]: Stem: 6413#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 6397#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 6399#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 6463#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 6689#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 6735#[L44, L96-4, L56]don't care [487] L44-->thread1EXIT: Formula: (and (not (< v_~i1~0_24 v_~N1~0_22)) (= |v_thread1Thread1of1ForFork1_#res.base_9| 0) (= |v_thread1Thread1of1ForFork1_#res.offset_9| 0)) InVars {~i1~0=v_~i1~0_24, ~N1~0=v_~N1~0_22} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_9|, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_9|, ~i1~0=v_~i1~0_24, ~N1~0=v_~N1~0_22} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#res.offset] 6059#[L96-4, L56, thread1EXIT]don't care [2022-07-22 12:25:12,471 INFO L750 eck$LassoCheckResult]: Loop: 6059#[L96-4, L56, thread1EXIT]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 6059#[L96-4, L56, thread1EXIT]don't care [2022-07-22 12:25:12,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:12,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1084161444, now seen corresponding path program 1 times [2022-07-22 12:25:12,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:12,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327098472] [2022-07-22 12:25:12,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:12,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:12,515 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:12,536 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:12,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:12,537 INFO L85 PathProgramCache]: Analyzing trace with hash 482, now seen corresponding path program 4 times [2022-07-22 12:25:12,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:12,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011608025] [2022-07-22 12:25:12,538 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 12:25:12,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:12,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:12,544 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:12,549 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:12,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:12,549 INFO L85 PathProgramCache]: Analyzing trace with hash 750734055, now seen corresponding path program 1 times [2022-07-22 12:25:12,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:12,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82292496] [2022-07-22 12:25:12,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:12,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:12,564 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:12,578 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:12,613 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:12,614 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:12,614 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:12,614 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:12,614 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:12,614 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,614 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:12,614 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:12,614 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration8_Loop [2022-07-22 12:25:12,614 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:12,614 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:12,616 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 12:25:12,618 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 12:25:12,620 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 12:25:12,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:12,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:12,626 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 12:25:12,627 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 12:25:12,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:12,633 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 12:25:12,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:12,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:12,645 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 12:25:12,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:12,746 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:12,747 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:12,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,748 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 12:25:12,750 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:12,750 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:12,763 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 12:25:12,769 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:12,769 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 12:25:12,793 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 12:25:12,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,795 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 12:25:12,795 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 12:25:12,797 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:12,798 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:12,810 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:12,810 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 12:25:12,833 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 12:25:12,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,834 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 12:25:12,834 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 12:25:12,835 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:12,835 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:12,848 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:12,848 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 12:25:12,870 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-07-22 12:25:12,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,871 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 12:25:12,872 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 12:25:12,873 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:12,873 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:12,885 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:12,885 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 12:25:12,907 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 12:25:12,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,909 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 12:25:12,909 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 12:25:12,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:12,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:12,922 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:12,923 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 12:25:12,946 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 12:25:12,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,948 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 12:25:12,949 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 12:25:12,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:12,950 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:12,962 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:12,962 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 12:25:12,985 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 12:25:12,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:12,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:12,986 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 12:25:12,988 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:12,988 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:12,988 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 12:25:13,000 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:13,001 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 12:25:13,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-07-22 12:25:13,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,024 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 12:25:13,024 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 12:25:13,024 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:13,025 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:13,054 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2022-07-22 12:25:13,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,056 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 12:25:13,056 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 12:25:13,057 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:13,057 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:13,217 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:13,220 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 12:25:13,221 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:13,221 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:13,221 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:13,221 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:13,221 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:13,221 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,221 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:13,221 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:13,221 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration8_Loop [2022-07-22 12:25:13,221 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:13,221 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:13,222 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 12:25:13,224 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 12:25:13,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,230 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 12:25:13,233 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 12:25:13,235 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 12:25:13,237 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 12:25:13,242 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 12:25:13,247 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 12:25:13,251 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 12:25:13,253 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 12:25:13,254 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 12:25:13,344 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:13,345 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:13,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,346 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 12:25:13,358 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 12:25:13,361 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 12:25:13,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:13,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:13,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:13,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:13,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:13,367 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:13,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:13,393 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 12:25:13,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,396 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 12:25:13,397 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 12:25:13,397 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 12:25:13,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:13,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:13,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:13,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:13,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:13,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:13,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:13,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:13,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,436 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 12:25:13,437 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 12:25:13,437 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 12:25:13,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:13,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:13,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:13,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:13,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:13,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:13,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:13,471 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 12:25:13,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,472 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 12:25:13,474 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 12:25:13,474 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 12:25:13,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:13,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:13,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:13,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:13,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:13,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:13,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:13,513 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 12:25:13,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,515 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 12:25:13,515 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 12:25:13,516 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 12:25:13,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:13,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:13,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:13,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:13,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:13,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:13,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:13,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2022-07-22 12:25:13,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,551 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 12:25:13,552 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 12:25:13,552 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 12:25:13,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:13,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:13,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:13,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:13,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:13,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:13,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:13,585 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-07-22 12:25:13,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,586 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 12:25:13,587 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 12:25:13,587 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 12:25:13,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:13,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:13,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:13,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:13,595 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:13,595 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:13,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:13,620 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 12:25:13,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,622 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 12:25:13,623 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 12:25:13,623 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 12:25:13,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:13,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:13,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:13,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:13,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:13,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:13,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:13,633 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:13,635 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:25:13,636 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:25:13,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:13,637 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 12:25:13,639 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 12:25:13,639 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:13,639 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:13,639 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:13,639 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i2~0, ~N2~0) = -1*~i2~0 + 1*~N2~0 Supporting invariants [] [2022-07-22 12:25:13,661 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 12:25:13,662 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:13,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:13,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:13,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:13,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:13,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:13,706 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 12:25:13,707 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 12:25:13,707 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 352 states and 1662 transitions. cyclomatic complexity: 1473 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:13,768 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 352 states and 1662 transitions. cyclomatic complexity: 1473. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 498 states and 2145 transitions. Complement of second has 3 states. [2022-07-22 12:25:13,768 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 12:25:13,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:13,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 18 transitions. [2022-07-22 12:25:13,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 18 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:25:13,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:13,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 18 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:25:13,770 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:13,770 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 18 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:25:13,770 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:13,770 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 498 states and 2145 transitions. [2022-07-22 12:25:13,779 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 176 [2022-07-22 12:25:13,786 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 498 states to 498 states and 2145 transitions. [2022-07-22 12:25:13,787 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 292 [2022-07-22 12:25:13,788 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 359 [2022-07-22 12:25:13,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 498 states and 2145 transitions. [2022-07-22 12:25:13,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:13,788 INFO L220 hiAutomatonCegarLoop]: Abstraction has 498 states and 2145 transitions. [2022-07-22 12:25:13,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states and 2145 transitions. [2022-07-22 12:25:13,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 389. [2022-07-22 12:25:13,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 389 states have (on average 4.668380462724936) internal successors, (1816), 388 states have internal predecessors, (1816), 0 states have call successors, (0), 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 12:25:13,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 1816 transitions. [2022-07-22 12:25:13,806 INFO L242 hiAutomatonCegarLoop]: Abstraction has 389 states and 1816 transitions. [2022-07-22 12:25:13,806 INFO L425 stractBuchiCegarLoop]: Abstraction has 389 states and 1816 transitions. [2022-07-22 12:25:13,806 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-22 12:25:13,806 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 389 states and 1816 transitions. [2022-07-22 12:25:13,811 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 176 [2022-07-22 12:25:13,811 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:13,811 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:13,811 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-22 12:25:13,811 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:13,812 INFO L748 eck$LassoCheckResult]: Stem: 7644#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 7632#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 7634#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 7696#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 7626#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 7628#[L44, L96-4, L56]don't care [490] L96-4-->L97-3: Formula: (and (= (select |v_#valid_104| |v_ULTIMATE.start_main_~#t3~0#1.base_27|) 1) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_23|) (= |v_ULTIMATE.start_main_#t~pre17#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1)) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_23| 4) (select |v_#length_67| |v_ULTIMATE.start_main_~#t3~0#1.base_27|)) (= (store |v_#memory_int_48| |v_ULTIMATE.start_main_~#t3~0#1.base_27| (store (select |v_#memory_int_48| |v_ULTIMATE.start_main_~#t3~0#1.base_27|) |v_ULTIMATE.start_main_~#t3~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre17#1_17|)) |v_#memory_int_47|)) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_23|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_48|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_27|, #length=|v_#length_67|} OutVars{ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_9|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_23|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_47|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_27|, #length=|v_#length_67|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_19|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet16#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~pre17#1] 8016#[L44, L56, L97-3]don't care [2022-07-22 12:25:13,812 INFO L750 eck$LassoCheckResult]: Loop: 8016#[L44, L56, L97-3]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 8016#[L44, L56, L97-3]don't care [2022-07-22 12:25:13,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:13,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1084161441, now seen corresponding path program 1 times [2022-07-22 12:25:13,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:13,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231534404] [2022-07-22 12:25:13,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:13,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:13,833 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:13,848 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:13,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:13,848 INFO L85 PathProgramCache]: Analyzing trace with hash 482, now seen corresponding path program 5 times [2022-07-22 12:25:13,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:13,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363710745] [2022-07-22 12:25:13,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:13,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:13,853 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:13,856 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:13,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:13,857 INFO L85 PathProgramCache]: Analyzing trace with hash 750734148, now seen corresponding path program 1 times [2022-07-22 12:25:13,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:13,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222482239] [2022-07-22 12:25:13,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:13,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:13,880 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:13,897 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:13,944 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:13,944 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:13,944 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:13,945 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:13,945 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:13,945 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:13,945 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:13,945 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:13,945 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration9_Loop [2022-07-22 12:25:13,945 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:13,945 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:13,946 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 12:25:13,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,954 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 12:25:13,956 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 12:25:13,958 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 12:25:13,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:13,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,073 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:14,073 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:14,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,074 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 12:25:14,076 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 12:25:14,076 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,076 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,090 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,091 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 12:25:14,112 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 12:25:14,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,114 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 12:25:14,115 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,115 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,116 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 12:25:14,129 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,129 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 12:25:14,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:14,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,151 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 12:25:14,152 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 12:25:14,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,152 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,160 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,160 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 12:25:14,183 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 12:25:14,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,184 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 12:25:14,187 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 12:25:14,187 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,187 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,203 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,203 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 12:25:14,224 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 12:25:14,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,226 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 12:25:14,226 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 12:25:14,227 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,227 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,242 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,242 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 12:25:14,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:14,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,266 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 12:25:14,269 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 12:25:14,269 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,269 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,282 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,282 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 12:25:14,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:14,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,305 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 12:25:14,329 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 12:25:14,334 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,334 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,355 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 12:25:14,356 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,356 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_17=-1} Honda state: {v_rep#funAddr~thread3.base_17=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:14,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:14,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,386 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 12:25:14,387 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,387 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,394 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 12:25:14,401 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,401 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_17=1} Honda state: {v_rep#funAddr~thread2.offset_17=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:14,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:14,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,424 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 12:25:14,425 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 12:25:14,425 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,425 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,439 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,440 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_17=-1} Honda state: {v_rep#funAddr~thread2.base_17=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:14,463 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 12:25:14,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,464 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 12:25:14,465 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 12:25:14,466 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,466 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,479 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:14,479 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_17=-1} Honda state: {v_rep#funAddr~thread1.base_17=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:14,501 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 12:25:14,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,502 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 12:25:14,503 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 12:25:14,504 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:14,504 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,533 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 12:25:14,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,534 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 12:25:14,535 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 12:25:14,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:14,535 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:14,572 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:14,575 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 12:25:14,576 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:14,576 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:14,576 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:14,576 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:14,576 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:14,576 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,576 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:14,576 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:14,577 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration9_Loop [2022-07-22 12:25:14,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:14,577 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:14,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,593 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 12:25:14,595 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 12:25:14,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:14,702 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:14,703 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:14,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,704 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 12:25:14,705 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 12:25:14,706 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 12:25:14,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,714 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:14,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:14,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:14,739 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 12:25:14,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,740 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 12:25:14,741 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 12:25:14,741 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 12:25:14,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:14,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:14,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:14,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:14,773 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 12:25:14,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,774 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 12:25:14,775 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 12:25:14,775 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 12:25:14,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:14,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:14,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:14,809 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 12:25:14,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,810 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 12:25:14,811 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 12:25:14,811 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 12:25:14,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:14,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:14,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:14,844 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 12:25:14,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,845 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 12:25:14,846 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 12:25:14,846 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 12:25:14,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:14,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:14,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:14,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:14,877 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 12:25:14,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,878 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 12:25:14,879 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 12:25:14,880 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 12:25:14,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:14,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:14,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:14,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:14,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,915 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 12:25:14,915 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 12:25:14,915 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 12:25:14,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:14,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:14,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:14,950 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 12:25:14,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,952 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 12:25:14,953 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 12:25:14,954 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 12:25:14,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:14,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:14,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:14,987 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 12:25:14,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:14,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:14,989 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 12:25:14,989 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 12:25:14,990 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 12:25:14,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:14,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:14,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:14,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:14,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:14,999 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:15,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:15,023 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 12:25:15,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,024 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 12:25:15,025 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 12:25:15,025 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 12:25:15,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:15,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:15,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:15,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:15,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:15,040 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:15,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:15,091 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:15,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,092 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 12:25:15,093 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 12:25:15,093 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 12:25:15,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:15,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:15,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:15,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:15,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:15,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:15,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:15,103 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:15,105 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:25:15,105 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:15,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,107 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 12:25:15,108 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 12:25:15,108 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:15,109 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:15,109 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:15,109 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~counter~0) = 1*~counter~0 Supporting invariants [] [2022-07-22 12:25:15,134 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 12:25:15,134 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:15,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:15,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:15,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:15,192 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:25:15,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:15,192 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 12:25:15,193 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 12:25:15,193 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 389 states and 1816 transitions. cyclomatic complexity: 1602 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:15,233 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 389 states and 1816 transitions. cyclomatic complexity: 1602. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 414 states and 1899 transitions. Complement of second has 3 states. [2022-07-22 12:25:15,233 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 12:25:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions. [2022-07-22 12:25:15,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:25:15,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:15,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:25:15,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:15,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:25:15,236 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:15,236 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 414 states and 1899 transitions. [2022-07-22 12:25:15,244 INFO L131 ngComponentsAnalysis]: Automaton has 120 accepting balls. 174 [2022-07-22 12:25:15,255 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 414 states to 414 states and 1899 transitions. [2022-07-22 12:25:15,256 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 257 [2022-07-22 12:25:15,257 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 274 [2022-07-22 12:25:15,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 414 states and 1899 transitions. [2022-07-22 12:25:15,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:15,257 INFO L220 hiAutomatonCegarLoop]: Abstraction has 414 states and 1899 transitions. [2022-07-22 12:25:15,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states and 1899 transitions. [2022-07-22 12:25:15,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 387. [2022-07-22 12:25:15,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 387 states have (on average 4.677002583979328) internal successors, (1810), 386 states have internal predecessors, (1810), 0 states have call successors, (0), 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 12:25:15,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 1810 transitions. [2022-07-22 12:25:15,273 INFO L242 hiAutomatonCegarLoop]: Abstraction has 387 states and 1810 transitions. [2022-07-22 12:25:15,273 INFO L425 stractBuchiCegarLoop]: Abstraction has 387 states and 1810 transitions. [2022-07-22 12:25:15,273 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-22 12:25:15,273 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 387 states and 1810 transitions. [2022-07-22 12:25:15,278 INFO L131 ngComponentsAnalysis]: Automaton has 120 accepting balls. 174 [2022-07-22 12:25:15,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:15,278 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:15,279 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-22 12:25:15,279 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:15,280 INFO L748 eck$LassoCheckResult]: Stem: 8897#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 8879#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 8881#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 8947#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 9027#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 9261#[L44, L96-4, L56]don't care [463] L56-->thread2EXIT: Formula: (and (= |v_thread2Thread1of1ForFork3_#res#1.offset_9| 0) (= |v_thread2Thread1of1ForFork3_#res#1.base_9| 0) (not (< v_~i2~0_36 v_~N2~0_16))) InVars {~i2~0=v_~i2~0_36, ~N2~0=v_~N2~0_16} OutVars{thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_9|, ~i2~0=v_~i2~0_36, ~N2~0=v_~N2~0_16, thread2Thread1of1ForFork3_#res#1.base=|v_thread2Thread1of1ForFork3_#res#1.base_9|} AuxVars[] AssignedVars[thread2Thread1of1ForFork3_#res#1.offset, thread2Thread1of1ForFork3_#res#1.base] 8745#[L44, L96-4, thread2EXIT]don't care [2022-07-22 12:25:15,280 INFO L750 eck$LassoCheckResult]: Loop: 8745#[L44, L96-4, thread2EXIT]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 8745#[L44, L96-4, thread2EXIT]don't care [2022-07-22 12:25:15,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:15,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1084161468, now seen corresponding path program 1 times [2022-07-22 12:25:15,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:15,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060562917] [2022-07-22 12:25:15,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:15,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:15,352 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 12:25:15,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:25:15,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060562917] [2022-07-22 12:25:15,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060562917] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:25:15,353 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:25:15,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:25:15,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268266822] [2022-07-22 12:25:15,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:25:15,356 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:25:15,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:15,356 INFO L85 PathProgramCache]: Analyzing trace with hash 468, now seen corresponding path program 4 times [2022-07-22 12:25:15,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:15,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784694212] [2022-07-22 12:25:15,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:15,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:15,360 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:15,367 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:15,381 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:15,381 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:15,381 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:15,382 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:15,382 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:15,382 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,382 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:15,382 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:15,382 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration10_Loop [2022-07-22 12:25:15,382 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:15,382 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:15,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:15,486 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:15,486 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:15,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,487 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 12:25:15,489 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,489 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,504 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 12:25:15,509 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,509 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 12:25:15,537 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 12:25:15,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,538 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 12:25:15,539 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 12:25:15,539 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,539 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,555 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,555 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 12:25:15,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2022-07-22 12:25:15,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,578 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 12:25:15,579 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 12:25:15,580 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,580 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,593 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,593 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 12:25:15,616 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 12:25:15,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,617 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 12:25:15,617 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 12:25:15,618 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,618 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,648 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 12:25:15,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,649 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 12:25:15,650 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:15,651 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,651 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 12:25:15,673 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,673 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter~0=0} Honda state: {~counter~0=0} Generalized eigenvectors: [{~counter~0=-6}, {~counter~0=6}, {~counter~0=1}] Lambdas: [2, 1, 1] Nus: [1, 0] [2022-07-22 12:25:15,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2022-07-22 12:25:15,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,696 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 12:25:15,698 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,698 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,713 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 12:25:15,715 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,715 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 12:25:15,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2022-07-22 12:25:15,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,737 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 12:25:15,738 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 12:25:15,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,754 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,754 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 12:25:15,776 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 12:25:15,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,777 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 12:25:15,777 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 12:25:15,778 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,778 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,793 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,793 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 12:25:15,815 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 12:25:15,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,816 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 12:25:15,817 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 12:25:15,817 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,817 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,832 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,832 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 12:25:15,854 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 12:25:15,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,855 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 12:25:15,856 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 12:25:15,856 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,856 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,872 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,872 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 12:25:15,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:15,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,895 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 12:25:15,896 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 12:25:15,896 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,896 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,905 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,905 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 12:25:15,928 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 12:25:15,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,929 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 12:25:15,930 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 12:25:15,930 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,931 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,939 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:15,940 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 12:25:15,962 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 12:25:15,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,964 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 12:25:15,964 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 12:25:15,965 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:15,965 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2022-07-22 12:25:15,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:15,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:15,998 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 12:25:15,999 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:15,999 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:15,999 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 12:25:16,154 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:16,157 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 12:25:16,157 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:16,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:16,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:16,157 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:16,157 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:16,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:16,158 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:16,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration10_Loop [2022-07-22 12:25:16,158 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:16,158 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:16,159 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 12:25:16,165 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 12:25:16,166 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 12:25:16,167 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 12:25:16,169 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 12:25:16,171 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 12:25:16,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:16,174 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 12:25:16,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:16,179 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 12:25:16,183 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 12:25:16,188 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 12:25:16,277 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:16,278 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:16,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,279 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 12:25:16,281 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 12:25:16,281 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 12:25:16,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:16,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:16,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,315 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 12:25:16,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,317 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 12:25:16,318 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 12:25:16,318 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 12:25:16,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:16,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:16,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:16,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2022-07-22 12:25:16,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,351 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 12:25:16,352 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 12:25:16,352 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 12:25:16,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:16,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:16,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,388 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:16,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,389 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 12:25:16,390 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 12:25:16,390 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 12:25:16,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:16,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:16,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:16,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2022-07-22 12:25:16,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,424 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 12:25:16,425 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 12:25:16,425 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 12:25:16,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:16,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:16,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,461 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2022-07-22 12:25:16,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,462 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 12:25:16,463 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 12:25:16,463 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 12:25:16,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:16,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:16,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2022-07-22 12:25:16,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,525 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 12:25:16,526 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 12:25:16,527 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 12:25:16,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:16,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:16,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2022-07-22 12:25:16,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,566 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 12:25:16,566 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 12:25:16,567 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 12:25:16,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:16,576 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:16,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,610 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 12:25:16,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,611 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 12:25:16,612 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 12:25:16,612 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 12:25:16,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:16,621 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:16,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:16,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,649 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 12:25:16,650 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 12:25:16,650 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 12:25:16,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:16,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:16,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:16,686 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 12:25:16,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,688 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 12:25:16,688 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 12:25:16,689 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 12:25:16,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:16,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:16,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:16,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:16,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:16,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:16,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:16,700 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:16,702 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:25:16,702 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:25:16,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:16,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:16,704 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 12:25:16,711 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:16,712 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:16,712 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:16,712 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N1~0, ~i1~0) = 1*~N1~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:25:16,725 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 12:25:16,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2022-07-22 12:25:16,743 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:16,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:16,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:16,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:16,814 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 12:25:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:16,830 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:16,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:16,831 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 12:25:16,831 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 12:25:16,832 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 387 states and 1810 transitions. cyclomatic complexity: 1597 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:16,875 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 12:25:16,905 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 387 states and 1810 transitions. cyclomatic complexity: 1597. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 510 states and 2239 transitions. Complement of second has 3 states. [2022-07-22 12:25:16,905 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 12:25:16,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:16,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 20 transitions. [2022-07-22 12:25:16,906 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 20 transitions. Stem has 6 letters. Loop has 1 letters. [2022-07-22 12:25:16,907 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:16,907 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 20 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:25:16,907 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:16,907 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 20 transitions. Stem has 6 letters. Loop has 2 letters. [2022-07-22 12:25:16,907 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:16,907 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 510 states and 2239 transitions. [2022-07-22 12:25:16,916 INFO L131 ngComponentsAnalysis]: Automaton has 119 accepting balls. 173 [2022-07-22 12:25:16,925 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 510 states to 508 states and 2227 transitions. [2022-07-22 12:25:16,925 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 296 [2022-07-22 12:25:16,926 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 348 [2022-07-22 12:25:16,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 508 states and 2227 transitions. [2022-07-22 12:25:16,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:16,927 INFO L220 hiAutomatonCegarLoop]: Abstraction has 508 states and 2227 transitions. [2022-07-22 12:25:16,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states and 2227 transitions. [2022-07-22 12:25:16,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 421. [2022-07-22 12:25:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 421 states have (on average 4.608076009501188) internal successors, (1940), 420 states have internal predecessors, (1940), 0 states have call successors, (0), 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 12:25:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 1940 transitions. [2022-07-22 12:25:16,944 INFO L242 hiAutomatonCegarLoop]: Abstraction has 421 states and 1940 transitions. [2022-07-22 12:25:16,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:25:16,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 12:25:16,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 12:25:16,945 INFO L87 Difference]: Start difference. First operand 421 states and 1940 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 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 12:25:17,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:25:17,051 INFO L93 Difference]: Finished difference Result 767 states and 3403 transitions. [2022-07-22 12:25:17,051 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 767 states and 3403 transitions. [2022-07-22 12:25:17,068 INFO L131 ngComponentsAnalysis]: Automaton has 266 accepting balls. 363 [2022-07-22 12:25:17,081 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 767 states to 767 states and 3403 transitions. [2022-07-22 12:25:17,082 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 535 [2022-07-22 12:25:17,083 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 535 [2022-07-22 12:25:17,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 767 states and 3403 transitions. [2022-07-22 12:25:17,084 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:17,084 INFO L220 hiAutomatonCegarLoop]: Abstraction has 767 states and 3403 transitions. [2022-07-22 12:25:17,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states and 3403 transitions. [2022-07-22 12:25:17,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 557. [2022-07-22 12:25:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 557 states have (on average 4.637342908438061) internal successors, (2583), 556 states have internal predecessors, (2583), 0 states have call successors, (0), 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 12:25:17,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 2583 transitions. [2022-07-22 12:25:17,111 INFO L242 hiAutomatonCegarLoop]: Abstraction has 557 states and 2583 transitions. [2022-07-22 12:25:17,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 12:25:17,112 INFO L425 stractBuchiCegarLoop]: Abstraction has 557 states and 2583 transitions. [2022-07-22 12:25:17,112 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-22 12:25:17,112 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 557 states and 2583 transitions. [2022-07-22 12:25:17,119 INFO L131 ngComponentsAnalysis]: Automaton has 183 accepting balls. 269 [2022-07-22 12:25:17,119 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:17,120 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:17,120 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1] [2022-07-22 12:25:17,120 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:25:17,121 INFO L748 eck$LassoCheckResult]: Stem: 11847#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 11825#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 11827#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 11909#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 11915#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 11829#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 11663#[L44, L96-4, L56]don't care [490] L96-4-->L97-3: Formula: (and (= (select |v_#valid_104| |v_ULTIMATE.start_main_~#t3~0#1.base_27|) 1) (<= 0 |v_ULTIMATE.start_main_~#t3~0#1.offset_23|) (= |v_ULTIMATE.start_main_#t~pre17#1_17| |v_#pthreadsForks_52|) (= |v_#pthreadsForks_51| (+ |v_#pthreadsForks_52| 1)) (<= (+ |v_ULTIMATE.start_main_~#t3~0#1.offset_23| 4) (select |v_#length_67| |v_ULTIMATE.start_main_~#t3~0#1.base_27|)) (= (store |v_#memory_int_48| |v_ULTIMATE.start_main_~#t3~0#1.base_27| (store (select |v_#memory_int_48| |v_ULTIMATE.start_main_~#t3~0#1.base_27|) |v_ULTIMATE.start_main_~#t3~0#1.offset_23| |v_ULTIMATE.start_main_#t~pre17#1_17|)) |v_#memory_int_47|)) InVars {#pthreadsForks=|v_#pthreadsForks_52|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_23|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_48|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_27|, #length=|v_#length_67|} OutVars{ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_9|, #pthreadsForks=|v_#pthreadsForks_51|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_23|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_47|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_27|, #length=|v_#length_67|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_19|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet16#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~pre17#1] 11667#[L44, L56, L97-3]don't care [2022-07-22 12:25:17,121 INFO L750 eck$LassoCheckResult]: Loop: 11667#[L44, L56, L97-3]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 11667#[L44, L56, L97-3]don't care [2022-07-22 12:25:17,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:17,122 INFO L85 PathProgramCache]: Analyzing trace with hash 748920904, now seen corresponding path program 2 times [2022-07-22 12:25:17,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:17,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817040018] [2022-07-22 12:25:17,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:17,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:17,145 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:17,158 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:17,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:17,158 INFO L85 PathProgramCache]: Analyzing trace with hash 468, now seen corresponding path program 5 times [2022-07-22 12:25:17,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:17,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177959306] [2022-07-22 12:25:17,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:17,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:17,163 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:17,166 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:17,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:17,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1741711981, now seen corresponding path program 3 times [2022-07-22 12:25:17,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:17,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16188994] [2022-07-22 12:25:17,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:17,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:17,184 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:17,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:17,213 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:17,214 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:17,214 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:17,214 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:17,214 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:17,214 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,214 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:17,214 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:17,214 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration11_Loop [2022-07-22 12:25:17,214 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:17,215 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:17,216 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 12:25:17,218 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 12:25:17,220 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 12:25:17,222 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 12:25:17,224 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 12:25:17,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:17,230 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 12:25:17,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:17,234 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 12:25:17,236 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 12:25:17,238 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 12:25:17,239 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 12:25:17,311 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:17,311 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:17,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,313 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 12:25:17,316 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 12:25:17,316 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:17,316 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:17,331 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:17,331 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 12:25:17,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2022-07-22 12:25:17,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,356 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 12:25:17,356 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 12:25:17,357 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:17,357 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:17,370 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:17,371 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 12:25:17,393 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 12:25:17,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,394 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 12:25:17,395 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 12:25:17,395 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:17,395 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:17,410 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:17,410 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_21=-1} Honda state: {v_rep#funAddr~thread1.base_21=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:17,433 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 12:25:17,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,434 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 12:25:17,435 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 12:25:17,435 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:17,435 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:17,450 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:17,450 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_21=-1} Honda state: {v_rep#funAddr~thread3.base_21=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:17,472 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 12:25:17,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,473 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 12:25:17,474 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 12:25:17,475 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:17,475 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:17,489 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:17,489 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_21=2} Honda state: {v_rep#funAddr~thread3.offset_21=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:17,512 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 12:25:17,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,513 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 12:25:17,513 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 12:25:17,514 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:17,514 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:17,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:17,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,546 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 12:25:17,547 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 12:25:17,547 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:17,547 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:17,702 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:17,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-07-22 12:25:17,705 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:17,705 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:17,705 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:17,705 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:17,705 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:17,705 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,705 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:17,705 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:17,706 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration11_Loop [2022-07-22 12:25:17,706 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:17,706 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:17,706 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 12:25:17,711 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 12:25:17,713 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 12:25:17,715 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 12:25:17,717 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 12:25:17,719 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 12:25:17,723 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 12:25:17,725 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 12:25:17,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:17,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:17,732 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 12:25:17,733 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 12:25:17,805 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:17,805 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:17,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,807 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 12:25:17,808 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 12:25:17,808 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 12:25:17,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:17,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:17,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:17,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:17,816 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:17,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:17,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:17,842 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 12:25:17,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,843 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 12:25:17,844 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 12:25:17,844 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 12:25:17,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:17,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:17,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:17,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:17,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:17,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:17,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:17,877 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 12:25:17,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,879 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 12:25:17,881 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 12:25:17,881 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 12:25:17,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:17,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:17,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:17,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:17,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:17,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:17,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:17,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2022-07-22 12:25:17,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,916 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 12:25:17,917 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 12:25:17,917 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 12:25:17,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:17,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:17,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:17,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:17,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:17,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:17,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:17,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:17,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,952 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 12:25:17,952 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 12:25:17,952 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 12:25:17,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:17,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:17,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:17,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:17,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:17,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:17,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:17,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:17,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:17,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:17,986 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 12:25:17,987 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 12:25:17,987 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 12:25:17,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:17,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:17,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:17,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:17,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:17,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:17,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:17,997 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:17,999 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:25:17,999 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:18,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:18,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:18,001 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 12:25:18,001 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 12:25:18,002 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:18,002 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:18,002 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:18,002 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N1~0, ~i1~0) = 1*~N1~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:25:18,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:18,025 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:18,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:18,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:18,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:18,078 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:18,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:18,079 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 12:25:18,079 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 12:25:18,079 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 557 states and 2583 transitions. cyclomatic complexity: 2276 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:18,122 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 557 states and 2583 transitions. cyclomatic complexity: 2276. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 600 states and 2739 transitions. Complement of second has 3 states. [2022-07-22 12:25:18,122 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 12:25:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 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 12:25:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions. [2022-07-22 12:25:18,123 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2022-07-22 12:25:18,124 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:18,124 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 8 letters. Loop has 1 letters. [2022-07-22 12:25:18,124 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:18,125 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:18,126 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:18,126 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 600 states and 2739 transitions. [2022-07-22 12:25:18,137 INFO L131 ngComponentsAnalysis]: Automaton has 180 accepting balls. 265 [2022-07-22 12:25:18,147 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 600 states to 600 states and 2739 transitions. [2022-07-22 12:25:18,147 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 399 [2022-07-22 12:25:18,152 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 418 [2022-07-22 12:25:18,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 600 states and 2739 transitions. [2022-07-22 12:25:18,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:18,152 INFO L220 hiAutomatonCegarLoop]: Abstraction has 600 states and 2739 transitions. [2022-07-22 12:25:18,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states and 2739 transitions. [2022-07-22 12:25:18,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 559. [2022-07-22 12:25:18,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 559 states, 559 states have (on average 4.638640429338103) internal successors, (2593), 558 states have internal predecessors, (2593), 0 states have call successors, (0), 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 12:25:18,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 2593 transitions. [2022-07-22 12:25:18,206 INFO L242 hiAutomatonCegarLoop]: Abstraction has 559 states and 2593 transitions. [2022-07-22 12:25:18,206 INFO L425 stractBuchiCegarLoop]: Abstraction has 559 states and 2593 transitions. [2022-07-22 12:25:18,206 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-22 12:25:18,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 559 states and 2593 transitions. [2022-07-22 12:25:18,214 INFO L131 ngComponentsAnalysis]: Automaton has 180 accepting balls. 265 [2022-07-22 12:25:18,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:18,215 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:18,216 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1] [2022-07-22 12:25:18,216 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:25:18,217 INFO L748 eck$LassoCheckResult]: Stem: 13591#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 13575#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 13577#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 13651#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 13563#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 13565#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 14297#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 14305#[L44, L96-4, L56]don't care [2022-07-22 12:25:18,217 INFO L750 eck$LassoCheckResult]: Loop: 14305#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 14301#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 14305#[L44, L96-4, L56]don't care [2022-07-22 12:25:18,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:18,217 INFO L85 PathProgramCache]: Analyzing trace with hash 750732925, now seen corresponding path program 4 times [2022-07-22 12:25:18,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:18,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411173668] [2022-07-22 12:25:18,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:18,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:18,244 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:18,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:18,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:18,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:18,265 INFO L85 PathProgramCache]: Analyzing trace with hash 14959, now seen corresponding path program 2 times [2022-07-22 12:25:18,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:18,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933513797] [2022-07-22 12:25:18,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:18,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:18,270 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:18,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:18,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:18,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:18,278 INFO L85 PathProgramCache]: Analyzing trace with hash -100150805, now seen corresponding path program 5 times [2022-07-22 12:25:18,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:18,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233400426] [2022-07-22 12:25:18,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:18,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:18,317 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:18,349 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:18,421 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:18,422 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:18,422 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:18,422 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:18,422 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:18,422 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:18,422 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:18,422 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:18,422 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration12_Loop [2022-07-22 12:25:18,422 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:18,422 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:18,423 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 12:25:18,424 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 12:25:18,426 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 12:25:18,427 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 12:25:18,431 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 12:25:18,433 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 12:25:18,438 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 12:25:18,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:18,443 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 12:25:18,445 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 12:25:18,447 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 12:25:18,449 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 12:25:18,452 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 12:25:18,454 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 12:25:18,455 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 12:25:18,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:18,560 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:18,560 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:18,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:18,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:18,565 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 12:25:18,568 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 12:25:18,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:18,568 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:18,577 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:18,577 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 12:25:18,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:18,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:18,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:18,600 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 12:25:18,601 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 12:25:18,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:18,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:18,617 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:18,617 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 12:25:18,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2022-07-22 12:25:18,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:18,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:18,639 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 12:25:18,640 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 12:25:18,640 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:18,641 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:18,655 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:18,655 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 12:25:18,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2022-07-22 12:25:18,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:18,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:18,677 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 12:25:18,678 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 12:25:18,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:18,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:18,708 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2022-07-22 12:25:18,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:18,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:18,710 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 12:25:18,711 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 12:25:18,711 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:18,711 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:18,863 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:18,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:18,866 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:18,866 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:18,867 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:18,867 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:18,867 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:18,867 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:18,867 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:18,867 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:18,867 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration12_Loop [2022-07-22 12:25:18,867 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:18,867 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:18,868 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 12:25:18,869 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 12:25:18,870 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 12:25:18,872 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 12:25:18,875 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 12:25:18,879 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 12:25:18,883 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 12:25:18,885 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 12:25:18,887 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 12:25:18,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:18,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:18,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:18,897 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 12:25:18,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:18,900 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 12:25:18,904 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 12:25:19,012 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:19,012 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:19,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:19,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:19,014 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 12:25:19,018 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 12:25:19,018 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 12:25:19,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:19,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:19,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:19,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:19,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:19,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:19,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:19,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:19,049 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 12:25:19,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:19,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:19,050 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 12:25:19,051 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 12:25:19,051 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 12:25:19,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:19,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:19,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:19,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:19,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:19,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:19,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:19,085 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2022-07-22 12:25:19,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:19,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:19,086 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 12:25:19,087 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 12:25:19,087 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 12:25:19,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:19,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:19,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:19,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:19,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:19,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:19,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:19,120 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 12:25:19,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:19,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:19,121 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 12:25:19,122 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 12:25:19,122 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 12:25:19,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:19,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:19,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:19,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:19,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:19,131 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:19,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:19,156 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 12:25:19,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:19,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:19,157 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 12:25:19,158 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 12:25:19,158 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 12:25:19,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:19,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:19,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:19,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:19,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:19,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:19,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:19,169 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:19,172 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:25:19,172 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:19,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:19,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:19,174 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 12:25:19,175 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 12:25:19,175 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:19,175 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:19,175 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:19,175 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N1~0, ~i1~0) = 1*~N1~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:25:19,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2022-07-22 12:25:19,198 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:19,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:19,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:19,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:19,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:19,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:19,280 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 12:25:19,281 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 12:25:19,281 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 559 states and 2593 transitions. cyclomatic complexity: 2285 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 12:25:19,363 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 559 states and 2593 transitions. cyclomatic complexity: 2285. 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 938 states and 4352 transitions. Complement of second has 3 states. [2022-07-22 12:25:19,363 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 12:25:19,364 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 12:25:19,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 24 transitions. [2022-07-22 12:25:19,364 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:19,364 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:19,364 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:19,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:19,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:19,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:19,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:19,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:19,425 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 12:25:19,426 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 12:25:19,426 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 559 states and 2593 transitions. cyclomatic complexity: 2285 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 12:25:19,545 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 559 states and 2593 transitions. cyclomatic complexity: 2285. 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 1440 states and 6495 transitions. Complement of second has 5 states. [2022-07-22 12:25:19,546 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 12:25:19,546 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 12:25:19,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 45 transitions. [2022-07-22 12:25:19,547 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 45 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:19,547 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:19,547 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:19,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:19,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:19,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:19,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:19,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:19,605 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 12:25:19,605 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 12:25:19,605 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 559 states and 2593 transitions. cyclomatic complexity: 2285 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 12:25:19,680 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 559 states and 2593 transitions. cyclomatic complexity: 2285. 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 920 states and 4422 transitions. Complement of second has 2 states. [2022-07-22 12:25:19,681 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 12:25:19,681 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 12:25:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 25 transitions. [2022-07-22 12:25:19,682 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:19,682 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:19,682 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:19,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:19,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:19,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:19,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:19,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:19,772 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 12:25:19,786 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 12:25:19,787 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:25:19,787 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 559 states and 2593 transitions. cyclomatic complexity: 2285 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 12:25:19,924 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 559 states and 2593 transitions. cyclomatic complexity: 2285. 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 2104 states and 9853 transitions. Complement of second has 7 states. [2022-07-22 12:25:19,924 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 12:25:19,925 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 12:25:19,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 46 transitions. [2022-07-22 12:25:19,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:19,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:19,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:25:19,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:19,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 46 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 12:25:19,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:19,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2104 states and 9853 transitions. [2022-07-22 12:25:19,967 INFO L131 ngComponentsAnalysis]: Automaton has 286 accepting balls. 692 [2022-07-22 12:25:19,999 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2104 states to 1690 states and 7874 transitions. [2022-07-22 12:25:19,999 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 683 [2022-07-22 12:25:20,004 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 968 [2022-07-22 12:25:20,004 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1690 states and 7874 transitions. [2022-07-22 12:25:20,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:20,004 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1690 states and 7874 transitions. [2022-07-22 12:25:20,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states and 7874 transitions. [2022-07-22 12:25:20,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 628. [2022-07-22 12:25:20,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 628 states have (on average 4.710191082802548) internal successors, (2958), 627 states have internal predecessors, (2958), 0 states have call successors, (0), 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 12:25:20,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 2958 transitions. [2022-07-22 12:25:20,044 INFO L242 hiAutomatonCegarLoop]: Abstraction has 628 states and 2958 transitions. [2022-07-22 12:25:20,044 INFO L425 stractBuchiCegarLoop]: Abstraction has 628 states and 2958 transitions. [2022-07-22 12:25:20,044 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-07-22 12:25:20,044 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 628 states and 2958 transitions. [2022-07-22 12:25:20,052 INFO L131 ngComponentsAnalysis]: Automaton has 171 accepting balls. 296 [2022-07-22 12:25:20,052 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:20,052 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:20,053 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1] [2022-07-22 12:25:20,053 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-22 12:25:20,054 INFO L748 eck$LassoCheckResult]: Stem: 20267#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 20249#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 20251#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 20321#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 20391#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 20655#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 20407#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 20641#[L44, L96-4, L56]don't care [2022-07-22 12:25:20,054 INFO L750 eck$LassoCheckResult]: Loop: 20641#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 20407#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 20641#[L44, L96-4, L56]don't care [2022-07-22 12:25:20,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:20,054 INFO L85 PathProgramCache]: Analyzing trace with hash 750732925, now seen corresponding path program 6 times [2022-07-22 12:25:20,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:20,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783746853] [2022-07-22 12:25:20,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:20,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:20,075 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:20,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:20,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:20,088 INFO L85 PathProgramCache]: Analyzing trace with hash 15379, now seen corresponding path program 3 times [2022-07-22 12:25:20,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:20,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880769650] [2022-07-22 12:25:20,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:20,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:20,093 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:20,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:20,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:20,098 INFO L85 PathProgramCache]: Analyzing trace with hash -100150385, now seen corresponding path program 7 times [2022-07-22 12:25:20,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:20,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822666837] [2022-07-22 12:25:20,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:20,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:20,113 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:20,127 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:20,192 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:20,193 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:20,193 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:20,193 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:20,193 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:20,193 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,193 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:20,193 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:20,193 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration13_Loop [2022-07-22 12:25:20,193 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:20,194 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:20,195 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 12:25:20,196 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 12:25:20,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:20,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:20,202 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 12:25:20,207 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 12:25:20,209 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 12:25:20,213 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 12:25:20,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:20,217 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 12:25:20,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:20,221 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 12:25:20,225 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 12:25:20,227 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 12:25:20,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:20,230 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 12:25:20,330 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:20,331 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:20,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,332 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 12:25:20,336 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:20,337 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:20,348 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 12:25:20,356 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:20,356 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 12:25:20,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:20,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,392 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 12:25:20,394 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:20,394 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:20,404 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 12:25:20,412 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:20,412 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 12:25:20,444 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 12:25:20,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,445 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 12:25:20,446 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 12:25:20,446 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:20,446 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:20,460 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:20,460 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 12:25:20,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:20,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,483 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 12:25:20,483 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 12:25:20,483 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:20,484 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:20,497 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:20,497 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 12:25:20,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2022-07-22 12:25:20,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,520 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 12:25:20,520 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 12:25:20,521 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:20,521 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:20,551 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 12:25:20,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,553 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 12:25:20,553 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 12:25:20,554 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:20,554 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:20,716 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:20,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:20,718 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:20,718 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:20,719 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:20,719 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:20,719 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:20,719 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,719 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:20,719 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:20,719 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration13_Loop [2022-07-22 12:25:20,719 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:20,719 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:20,720 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 12:25:20,722 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 12:25:20,726 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 12:25:20,728 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 12:25:20,730 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 12:25:20,732 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 12:25:20,734 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 12:25:20,737 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 12:25:20,739 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 12:25:20,743 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 12:25:20,745 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 12:25:20,746 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 12:25:20,750 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 12:25:20,751 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 12:25:20,753 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 12:25:20,756 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 12:25:20,865 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:20,865 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:20,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,867 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 12:25:20,868 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 12:25:20,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:20,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:20,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:20,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:20,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:20,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:20,882 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 12:25:20,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:20,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:20,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,913 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 12:25:20,913 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 12:25:20,914 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 12:25:20,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:20,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:20,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:20,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:20,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:20,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:20,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:20,923 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:20,925 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 12:25:20,925 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 12:25:20,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:20,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:20,926 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 12:25:20,927 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 12:25:20,927 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:20,927 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:20,927 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:20,927 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~i2~0, ~N2~0) = -1*~i2~0 + 1*~N2~0 Supporting invariants [] [2022-07-22 12:25:20,950 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 12:25:20,951 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:20,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:20,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:20,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:21,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:21,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:21,029 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 12:25:21,030 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 12:25:21,030 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 628 states and 2958 transitions. cyclomatic complexity: 2571 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 12:25:21,103 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 628 states and 2958 transitions. cyclomatic complexity: 2571. 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 958 states and 4563 transitions. Complement of second has 3 states. [2022-07-22 12:25:21,104 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 12:25:21,104 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 12:25:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 24 transitions. [2022-07-22 12:25:21,105 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:21,105 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:21,105 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:21,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:21,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:21,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:21,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:21,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:21,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:21,184 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 12:25:21,185 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 12:25:21,185 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 628 states and 2958 transitions. cyclomatic complexity: 2571 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 12:25:21,186 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 12:25:21,291 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 628 states and 2958 transitions. cyclomatic complexity: 2571. 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 1258 states and 5851 transitions. Complement of second has 5 states. [2022-07-22 12:25:21,291 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 12:25:21,292 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 12:25:21,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 43 transitions. [2022-07-22 12:25:21,292 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 43 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:21,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:21,292 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:21,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:21,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:21,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:21,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:21,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:21,354 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 12:25:21,355 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 12:25:21,355 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 628 states and 2958 transitions. cyclomatic complexity: 2571 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 12:25:21,425 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 628 states and 2958 transitions. cyclomatic complexity: 2571. 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 1034 states and 4985 transitions. Complement of second has 3 states. [2022-07-22 12:25:21,425 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 12:25:21,426 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 12:25:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 25 transitions. [2022-07-22 12:25:21,426 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:21,426 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:21,426 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:21,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:21,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:21,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:21,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:25:21,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:21,501 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 12:25:21,501 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:25:21,502 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 628 states and 2958 transitions. cyclomatic complexity: 2571 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 12:25:21,606 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 628 states and 2958 transitions. cyclomatic complexity: 2571. 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 1472 states and 6913 transitions. Complement of second has 5 states. [2022-07-22 12:25:21,606 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 12:25:21,607 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 12:25:21,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 44 transitions. [2022-07-22 12:25:21,607 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-22 12:25:21,608 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:21,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-22 12:25:21,608 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:21,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 44 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 12:25:21,608 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:21,608 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1472 states and 6913 transitions. [2022-07-22 12:25:21,634 INFO L131 ngComponentsAnalysis]: Automaton has 250 accepting balls. 564 [2022-07-22 12:25:21,658 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1472 states to 1338 states and 6251 transitions. [2022-07-22 12:25:21,658 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 537 [2022-07-22 12:25:21,662 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 688 [2022-07-22 12:25:21,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1338 states and 6251 transitions. [2022-07-22 12:25:21,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 12:25:21,663 INFO L220 hiAutomatonCegarLoop]: Abstraction has 1338 states and 6251 transitions. [2022-07-22 12:25:21,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1338 states and 6251 transitions. [2022-07-22 12:25:21,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1338 to 854. [2022-07-22 12:25:21,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 854 states, 854 states have (on average 4.838407494145199) internal successors, (4132), 853 states have internal predecessors, (4132), 0 states have call successors, (0), 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 12:25:21,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 4132 transitions. [2022-07-22 12:25:21,706 INFO L242 hiAutomatonCegarLoop]: Abstraction has 854 states and 4132 transitions. [2022-07-22 12:25:21,706 INFO L425 stractBuchiCegarLoop]: Abstraction has 854 states and 4132 transitions. [2022-07-22 12:25:21,706 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-07-22 12:25:21,706 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 854 states and 4132 transitions. [2022-07-22 12:25:21,716 INFO L131 ngComponentsAnalysis]: Automaton has 204 accepting balls. 392 [2022-07-22 12:25:21,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:25:21,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:25:21,717 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1] [2022-07-22 12:25:21,717 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2] [2022-07-22 12:25:21,717 INFO L748 eck$LassoCheckResult]: Stem: 26372#[ULTIMATE.startENTRY]don't care [518] ULTIMATE.startENTRY-->L95-3: Formula: (let ((.cse3 (store |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 1))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53| 1))) (let ((.cse0 (store .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49| 1)) (.cse1 (select |v_#memory_int_80| 1))) (and (= |v_#NULL.base_10| 0) (= v_~i2~0_46 0) (= (select .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49|) 0) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39| (ite (and (= v_~N1~0_44 v_~N2~0_42) (= v_~M1~0_42 v_~N1~0_44) (= v_~M2~0_42 v_~N1~0_44)) 1 0)) (= v_~j1~0_34 0) (= (select |v_#valid_159| 1) 1) (= |v_#memory_int_79| (store |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53| (store (select |v_#memory_int_80| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) |v_ULTIMATE.start_main_~#t1~0#1.offset_45| |v_ULTIMATE.start_main_#t~pre13#1_33|))) (= v_~j2~0_50 0) (= (select |v_#valid_159| 2) 1) (= v_~i1~0_32 0) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (= (select .cse2 |v_ULTIMATE.start_main_~#t3~0#1.base_49|) 0) (= (select |v_#valid_159| 0) 0) (= |v_#valid_158| (store .cse0 |v_ULTIMATE.start_main_~#t4~0#1.base_49| 1)) (= v_~counter~0_127 0) (= 0 |v_ULTIMATE.start_main_~#t4~0#1.offset_39|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| 0)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t2~0#1.base_53|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_57| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_45| 0) (= (select |v_#valid_159| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) 0) (= 48 (select .cse1 0)) (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_45|) (select |v_#length_97| |v_ULTIMATE.start_main_~#t1~0#1.base_53|)) (= (select .cse3 |v_ULTIMATE.start_main_~#t2~0#1.base_53|) 0) (= (select |v_#length_98| 2) 43) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t3~0#1.base_49|) (= |v_#NULL.offset_10| 0) (= (store (store (store (store |v_#length_98| |v_ULTIMATE.start_main_~#t1~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_53| 4) |v_ULTIMATE.start_main_~#t3~0#1.base_49| 4) |v_ULTIMATE.start_main_~#t4~0#1.base_49| 4) |v_#length_97|) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t1~0#1.base_53|) (= |v_#pthreadsForks_75| (+ |v_#pthreadsForks_76| 1)) (< |v_#StackHeapBarrier_30| |v_ULTIMATE.start_main_~#t4~0#1.base_49|) (= |v_ULTIMATE.start_main_#t~pre13#1_33| |v_#pthreadsForks_76|) (= 2 (select |v_#length_98| 1)) (= |v_ULTIMATE.start_main_~#t3~0#1.offset_39| 0) (< 0 |v_#StackHeapBarrier_30|))))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_30|, #pthreadsForks=|v_#pthreadsForks_76|, #valid=|v_#valid_159|, #memory_int=|v_#memory_int_80|, #length=|v_#length_98|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_33|, ULTIMATE.start_main_#t~nondet9#1=|v_ULTIMATE.start_main_#t~nondet9#1_30|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_45|, ULTIMATE.start_main_~#t3~0#1.offset=|v_ULTIMATE.start_main_~#t3~0#1.offset_39|, ULTIMATE.start_main_~#t3~0#1.base=|v_ULTIMATE.start_main_~#t3~0#1.base_49|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_42, ULTIMATE.start_main_#t~nondet18#1=|v_ULTIMATE.start_main_#t~nondet18#1_19|, ~i1~0=v_~i1~0_32, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_45|, ULTIMATE.start_main_#t~nondet12#1=|v_ULTIMATE.start_main_#t~nondet12#1_42|, ULTIMATE.start_main_#t~pre17#1=|v_ULTIMATE.start_main_#t~pre17#1_27|, ULTIMATE.start_main_#t~mem21#1=|v_ULTIMATE.start_main_#t~mem21#1_22|, ULTIMATE.start_main_#t~pre19#1=|v_ULTIMATE.start_main_#t~pre19#1_27|, #pthreadsForks=|v_#pthreadsForks_75|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_57|, #length=|v_#length_97|, ~M1~0=v_~M1~0_42, ~j1~0=v_~j1~0_34, ULTIMATE.start_main_~#t4~0#1.base=|v_ULTIMATE.start_main_~#t4~0#1.base_49|, ULTIMATE.start_main_#t~mem22#1=|v_ULTIMATE.start_main_#t~mem22#1_20|, ~counter~0=v_~counter~0_127, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_42|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_20|, ~i2~0=v_~i2~0_46, ~N1~0=v_~N1~0_44, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_29|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_53|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_19|, ULTIMATE.start_main_#t~nondet16#1=|v_ULTIMATE.start_main_#t~nondet16#1_17|, ULTIMATE.start_main_#t~nondet11#1=|v_ULTIMATE.start_main_#t~nondet11#1_42|, #StackHeapBarrier=|v_#StackHeapBarrier_30|, ~M2~0=v_~M2~0_42, #valid=|v_#valid_158|, ULTIMATE.start_main_#t~nondet20#1=|v_ULTIMATE.start_main_#t~nondet20#1_17|, #memory_int=|v_#memory_int_79|, ~j2~0=v_~j2~0_50, ULTIMATE.start_main_~#t4~0#1.offset=|v_ULTIMATE.start_main_~#t4~0#1.offset_39|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_53|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_39|, ULTIMATE.start_main_#t~mem24#1=|v_ULTIMATE.start_main_#t~mem24#1_30|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, ULTIMATE.start_main_#t~nondet9#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_~#t3~0#1.offset, ULTIMATE.start_main_~#t3~0#1.base, #NULL.offset, ~N2~0, ULTIMATE.start_main_#t~nondet18#1, ~i1~0, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~nondet12#1, ULTIMATE.start_main_#t~pre17#1, ULTIMATE.start_main_#t~mem21#1, ULTIMATE.start_main_#t~pre19#1, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, #length, ~M1~0, ~j1~0, ULTIMATE.start_main_~#t4~0#1.base, ULTIMATE.start_main_#t~mem22#1, ~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~mem23#1, ~i2~0, ~N1~0, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_~#t1~0#1.base, #NULL.base, ULTIMATE.start_main_#t~nondet14#1, ULTIMATE.start_main_#t~nondet16#1, ULTIMATE.start_main_#t~nondet11#1, ~M2~0, #valid, ULTIMATE.start_main_#t~nondet20#1, #memory_int, ~j2~0, ULTIMATE.start_main_~#t4~0#1.offset, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1, ULTIMATE.start_main_#t~mem24#1] 26356#[L95-3]don't care [395] L95-3-->L44: Formula: (and (= v_thread1Thread1of1ForFork1_thidvar0_2 |v_ULTIMATE.start_main_#t~pre13#1_6|) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_6|, thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_4|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, 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_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 26358#[L44, L95-4]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 26438#[L44, L95-4]don't care [501] L95-4-->L96-3: Formula: (and (= |v_#memory_int_63| (store |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39| (store (select |v_#memory_int_64| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) |v_ULTIMATE.start_main_~#t2~0#1.offset_31| |v_ULTIMATE.start_main_#t~pre15#1_23|))) (= |v_#pthreadsForks_65| (+ |v_#pthreadsForks_66| 1)) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_31| 4) (select |v_#length_81| |v_ULTIMATE.start_main_~#t2~0#1.base_39|)) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_31|) (= |v_ULTIMATE.start_main_#t~pre15#1_23| |v_#pthreadsForks_66|) (= (select |v_#valid_130| |v_ULTIMATE.start_main_~#t2~0#1.base_39|) 1)) InVars {#pthreadsForks=|v_#pthreadsForks_66|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_64|, #length=|v_#length_81|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|} OutVars{ULTIMATE.start_main_#t~pre13#1=|v_ULTIMATE.start_main_#t~pre13#1_23|, #pthreadsForks=|v_#pthreadsForks_65|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_31|, #valid=|v_#valid_130|, #memory_int=|v_#memory_int_63|, #length=|v_#length_81|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_23|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_39|, ULTIMATE.start_main_#t~nondet14#1=|v_ULTIMATE.start_main_#t~nondet14#1_13|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre13#1, #pthreadsForks, #memory_int, ULTIMATE.start_main_#t~pre15#1, ULTIMATE.start_main_#t~nondet14#1] 26504#[L44, L96-3]don't care [401] L96-3-->L56: Formula: (and (= v_thread2Thread1of1ForFork3_thidvar0_2 |v_ULTIMATE.start_main_#t~pre15#1_6|) (= v_thread2Thread1of1ForFork3_thidvar2_2 0) (= v_thread2Thread1of1ForFork3_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|} OutVars{thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_4|, 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_4|, thread2Thread1of1ForFork3_thidvar2=v_thread2Thread1of1ForFork3_thidvar2_2, thread2Thread1of1ForFork3_#res#1.offset=|v_thread2Thread1of1ForFork3_#res#1.offset_4|, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_4|, ULTIMATE.start_main_#t~pre15#1=|v_ULTIMATE.start_main_#t~pre15#1_6|, 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_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork3_#res#1.base] 26908#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 26910#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 27132#[L44, L96-4, L56]don't care [2022-07-22 12:25:21,718 INFO L750 eck$LassoCheckResult]: Loop: 27132#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 26194#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 27134#[L44, L96-4, L56]don't care [451] L56-->L56: Formula: (and (not (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| 0)) (= |v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5| |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (< v_~i2~0_33 v_~N2~0_14) (= (ite (< 0 v_~counter~0_104) 1 0) |v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|) (= v_~counter~0_104 (+ v_~counter~0_103 1)) (= v_~i2~0_32 (+ v_~i2~0_33 1))) InVars {~counter~0=v_~counter~0_104, ~i2~0=v_~i2~0_33, ~N2~0=v_~N2~0_14} OutVars{~counter~0=v_~counter~0_103, thread2Thread1of1ForFork3_#t~post4#1=|v_thread2Thread1of1ForFork3_#t~post4#1_5|, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1_5|, thread2Thread1of1ForFork3_#t~post3#1=|v_thread2Thread1of1ForFork3_#t~post3#1_5|, ~i2~0=v_~i2~0_32, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1_5|, ~N2~0=v_~N2~0_14} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork3_#t~post4#1, thread2Thread1of1ForFork3_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork3_#t~post3#1, ~i2~0, thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond#1] 26900#[L44, L96-4, L56]don't care [437] L44-->L44: Formula: (and (< v_~i1~0_21 v_~N1~0_10) (= (+ v_~counter~0_96 1) v_~counter~0_95) (= (+ v_~i1~0_21 1) v_~i1~0_20)) InVars {~counter~0=v_~counter~0_96, ~i1~0=v_~i1~0_21, ~N1~0=v_~N1~0_10} OutVars{~counter~0=v_~counter~0_95, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_5|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_5|, ~i1~0=v_~i1~0_20, ~N1~0=v_~N1~0_10} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, ~i1~0] 27132#[L44, L96-4, L56]don't care [2022-07-22 12:25:21,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:21,718 INFO L85 PathProgramCache]: Analyzing trace with hash 750732925, now seen corresponding path program 8 times [2022-07-22 12:25:21,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:21,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395327038] [2022-07-22 12:25:21,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:21,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:21,736 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:21,748 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:21,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:21,749 INFO L85 PathProgramCache]: Analyzing trace with hash 14390017, now seen corresponding path program 4 times [2022-07-22 12:25:21,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:21,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595896237] [2022-07-22 12:25:21,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:21,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:21,755 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:21,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:21,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:21,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1755628675, now seen corresponding path program 9 times [2022-07-22 12:25:21,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:25:21,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984132881] [2022-07-22 12:25:21,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:25:21,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:25:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:21,782 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:25:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:25:21,799 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:25:21,903 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:21,904 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:21,904 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:21,904 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:21,904 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 12:25:21,904 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:21,904 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:21,904 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:21,904 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration14_Loop [2022-07-22 12:25:21,904 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:21,904 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:21,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,923 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 12:25:21,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,930 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 12:25:21,932 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 12:25:21,934 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 12:25:21,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:21,942 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 12:25:22,064 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:22,064 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 12:25:22,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,066 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 12:25:22,073 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,073 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,075 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 12:25:22,081 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,081 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 12:25:22,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Ended with exit code 0 [2022-07-22 12:25:22,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,105 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 12:25:22,105 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 12:25:22,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,106 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,118 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,119 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 12:25:22,141 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 12:25:22,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,143 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 12:25:22,143 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 12:25:22,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,144 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,157 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,158 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread4.base_27=-1} Honda state: {v_rep#funAddr~thread4.base_27=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:22,180 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 12:25:22,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,181 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 12:25:22,182 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,182 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,182 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 12:25:22,195 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,195 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.offset_27=2} Honda state: {v_rep#funAddr~thread3.offset_27=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:22,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:22,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,219 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 12:25:22,221 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 12:25:22,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,221 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,235 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,235 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_27=0} Honda state: {v_rep#funAddr~thread1.offset_27=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:22,257 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 12:25:22,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,258 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 12:25:22,259 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 12:25:22,259 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,259 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,267 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,267 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 12:25:22,289 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 12:25:22,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,291 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 12:25:22,291 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 12:25:22,292 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,292 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,304 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,305 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread3.base_27=-1} Honda state: {v_rep#funAddr~thread3.base_27=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:22,327 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 12:25:22,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,328 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 12:25:22,328 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 12:25:22,329 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,329 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,343 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,343 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 12:25:22,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:22,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,366 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 12:25:22,366 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 12:25:22,367 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,367 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,381 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,381 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_27=1} Honda state: {v_rep#funAddr~thread2.offset_27=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:22,403 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 12:25:22,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,404 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 12:25:22,405 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 12:25:22,406 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,406 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,419 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,419 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter~0=1} Honda state: {~counter~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:22,440 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 12:25:22,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,441 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 12:25:22,442 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 12:25:22,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,455 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,455 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_27=-1} Honda state: {v_rep#funAddr~thread2.base_27=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:22,476 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 12:25:22,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,478 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 12:25:22,478 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 12:25:22,480 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,480 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,488 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,489 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 12:25:22,510 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Ended with exit code 0 [2022-07-22 12:25:22,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,511 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 12:25:22,512 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 12:25:22,512 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,512 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,526 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 12:25:22,526 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_27=-1} Honda state: {v_rep#funAddr~thread1.base_27=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 12:25:22,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Ended with exit code 0 [2022-07-22 12:25:22,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,549 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 12:25:22,550 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 12:25:22,550 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 12:25:22,550 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,581 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 12:25:22,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,582 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 12:25:22,583 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 12:25:22,583 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 12:25:22,583 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 12:25:22,825 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 12:25:22,828 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Ended with exit code 0 [2022-07-22 12:25:22,828 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 12:25:22,828 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 12:25:22,828 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 12:25:22,828 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 12:25:22,828 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 12:25:22,828 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,828 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 12:25:22,828 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 12:25:22,828 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-proofs-counter-add-4-semi-Q67.wvr.c_BEv2_Iteration14_Loop [2022-07-22 12:25:22,829 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 12:25:22,829 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 12:25:22,829 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 12:25:22,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 12:25:22,836 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 12:25:22,838 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 12:25:22,840 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 12:25:22,841 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 12:25:22,844 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 12:25:22,846 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 12:25:22,848 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 12:25:22,851 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 12:25:22,856 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 12:25:22,857 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 12:25:22,862 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 12:25:22,865 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 12:25:22,869 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 12:25:22,871 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 12:25:22,983 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 12:25:22,983 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 12:25:22,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:22,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:22,985 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 12:25:22,990 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 12:25:22,990 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 12:25:22,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:22,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:22,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:22,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:22,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:22,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:22,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:23,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Ended with exit code 0 [2022-07-22 12:25:23,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,023 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 12:25:23,024 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 12:25:23,024 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 12:25:23,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:23,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:23,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:23,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,055 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:23,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,056 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 12:25:23,057 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 12:25:23,057 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 12:25:23,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:23,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:23,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,093 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 12:25:23,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,094 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 12:25:23,095 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 12:25:23,095 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 12:25:23,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:23,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:23,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,130 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 12:25:23,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,131 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 12:25:23,132 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 12:25:23,132 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 12:25:23,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:23,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:23,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:23,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Forceful destruction successful, exit code 0 [2022-07-22 12:25:23,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,166 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 12:25:23,167 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 12:25:23,168 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 12:25:23,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:23,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:23,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,203 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 12:25:23,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,204 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 12:25:23,206 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 12:25:23,209 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 12:25:23,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:23,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:23,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,240 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 12:25:23,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,241 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 12:25:23,243 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 12:25:23,244 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 12:25:23,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:23,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:23,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Ended with exit code 0 [2022-07-22 12:25:23,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,278 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 12:25:23,280 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 12:25:23,280 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 12:25:23,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:23,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:23,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,315 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Ended with exit code 0 [2022-07-22 12:25:23,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,316 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 12:25:23,317 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 12:25:23,317 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 12:25:23,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:23,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:23,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:23,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,349 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 12:25:23,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,350 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 12:25:23,352 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 12:25:23,352 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 12:25:23,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 12:25:23,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-22 12:25:23,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 12:25:23,388 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 12:25:23,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,389 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 12:25:23,391 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 12:25:23,395 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 12:25:23,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 12:25:23,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 12:25:23,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 12:25:23,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 12:25:23,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 12:25:23,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 12:25:23,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 12:25:23,402 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 12:25:23,405 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-22 12:25:23,406 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-22 12:25:23,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:25:23,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:25:23,407 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 12:25:23,409 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 12:25:23,409 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 12:25:23,410 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 12:25:23,410 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 12:25:23,410 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N1~0, ~i1~0) = 1*~N1~0 - 1*~i1~0 Supporting invariants [] [2022-07-22 12:25:23,433 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 12:25:23,433 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 12:25:23,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:23,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:23,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:23,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:25:23,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:23,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:25:23,505 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 12:25:23,505 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581 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 12:25:23,586 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581. 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 1316 states and 6382 transitions. Complement of second has 3 states. [2022-07-22 12:25:23,587 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 12:25:23,587 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 12:25:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 24 transitions. [2022-07-22 12:25:23,588 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 12:25:23,588 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:23,588 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:23,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:23,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:23,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:23,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:23,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:25:23,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:23,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:25:23,647 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 12:25:23,647 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581 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 12:25:23,721 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581. 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 1316 states and 6382 transitions. Complement of second has 3 states. [2022-07-22 12:25:23,722 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 12:25:23,722 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 12:25:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 24 transitions. [2022-07-22 12:25:23,722 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 24 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 12:25:23,722 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:23,723 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:23,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:23,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:23,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:23,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:25:23,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:23,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:25:23,792 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 12:25:23,792 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581 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 12:25:23,869 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581. 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 1235 states and 5974 transitions. Complement of second has 2 states. [2022-07-22 12:25:23,869 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 12:25:23,870 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 12:25:23,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 25 transitions. [2022-07-22 12:25:23,870 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 12:25:23,870 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:23,870 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:23,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:23,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:23,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:23,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:25:23,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:23,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:25:23,939 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:25:23,940 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581 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 12:25:24,005 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581. 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 1235 states and 5974 transitions. Complement of second has 2 states. [2022-07-22 12:25:24,005 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 12:25:24,009 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 12:25:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 25 transitions. [2022-07-22 12:25:24,009 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 25 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 12:25:24,009 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 12:25:24,010 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-07-22 12:25:24,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:25:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:24,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:25:24,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:25:24,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:25:24,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:25:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:25:24,103 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 12:25:24,104 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 854 states and 4132 transitions. cyclomatic complexity: 3581 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 12:25:24,110 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: determinize is only required for construction of interpolant automaton, not for refinement at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PredicateFactoryRefinement.determinize(PredicateFactoryRefinement.java:104) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PredicateFactoryForInterpolantAutomata.determinize(PredicateFactoryForInterpolantAutomata.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.oldapi.DeterminizedState.getContent(DeterminizedState.java:118) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.PowersetDeterminizer.getState(PowersetDeterminizer.java:180) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiComplementFKVNwa.constructSinkState(BuchiComplementFKVNwa.java:156) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiComplementFKVNwa.(BuchiComplementFKVNwa.java:146) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiDifferenceFKV.constructResult(BuchiDifferenceFKV.java:116) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiDifferenceFKV.(BuchiDifferenceFKV.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.RefineBuchi.rankBasedOptimization(RefineBuchi.java:207) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.RefineBuchi.refineBuchi(RefineBuchi.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:251) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineBuchiInternal(AbstractBuchiCegarLoop.java:591) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:401) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:331) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-22 12:25:24,115 INFO L158 Benchmark]: Toolchain (without parser) took 29724.67ms. Allocated memory was 151.0MB in the beginning and 218.1MB in the end (delta: 67.1MB). Free memory was 126.4MB in the beginning and 175.7MB in the end (delta: -49.3MB). Peak memory consumption was 18.7MB. Max. memory is 8.0GB. [2022-07-22 12:25:24,115 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-22 12:25:24,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.05ms. Allocated memory is still 151.0MB. Free memory was 126.2MB in the beginning and 115.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-07-22 12:25:24,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.16ms. Allocated memory is still 151.0MB. Free memory was 115.4MB in the beginning and 113.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-22 12:25:24,119 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 12:25:24,122 INFO L158 Benchmark]: Boogie Preprocessor took 33.05ms. Allocated memory is still 151.0MB. Free memory was 113.6MB in the beginning and 112.2MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-22 12:25:24,122 INFO L158 Benchmark]: RCFGBuilder took 800.51ms. Allocated memory is still 151.0MB. Free memory was 112.2MB in the beginning and 122.3MB in the end (delta: -10.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-07-22 12:25:24,123 INFO L158 Benchmark]: BuchiAutomizer took 28393.25ms. Allocated memory was 151.0MB in the beginning and 218.1MB in the end (delta: 67.1MB). Free memory was 122.3MB in the beginning and 175.7MB in the end (delta: -53.4MB). Peak memory consumption was 14.8MB. Max. memory is 8.0GB. [2022-07-22 12:25:24,126 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 432.05ms. Allocated memory is still 151.0MB. Free memory was 126.2MB in the beginning and 115.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.16ms. Allocated memory is still 151.0MB. Free memory was 115.4MB in the beginning and 113.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 33.05ms. Allocated memory is still 151.0MB. Free memory was 113.6MB in the beginning and 112.2MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 800.51ms. Allocated memory is still 151.0MB. Free memory was 112.2MB in the beginning and 122.3MB in the end (delta: -10.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * BuchiAutomizer took 28393.25ms. Allocated memory was 151.0MB in the beginning and 218.1MB in the end (delta: 67.1MB). Free memory was 122.3MB in the beginning and 175.7MB in the end (delta: -53.4MB). Peak memory consumption was 14.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.8s, 125 PlacesBefore, 34 PlacesAfterwards, 122 TransitionsBefore, 25 TransitionsAfterwards, 1224 CoEnabledTransitionPairs, 7 FixpointIterations, 62 TrivialSequentialCompositions, 25 ConcurrentSequentialCompositions, 12 TrivialYvCompositions, 8 ConcurrentYvCompositions, 6 ChoiceCompositions, 113 TotalNumberOfCompositions, 1422 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1422, positive: 1422, positive conditional: 0, positive unconditional: 1422, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 861, positive: 861, positive conditional: 0, positive unconditional: 861, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 861, positive: 861, positive conditional: 0, positive unconditional: 861, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1422, positive: 561, positive conditional: 0, positive unconditional: 561, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 861, unknown conditional: 0, unknown unconditional: 861] , Statistics on independence cache: Total cache size (in pairs): 84, Positive cache size: 84, Positive conditional cache size: 0, Positive unconditional cache size: 84, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - ExceptionOrErrorResult: AssertionError: determinize is only required for construction of interpolant automaton, not for refinement de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: determinize is only required for construction of interpolant automaton, not for refinement: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PredicateFactoryRefinement.determinize(PredicateFactoryRefinement.java:104) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-22 12:25:24,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...