./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c227f1dec7d604552aae19de1afcc1049837e83568477af6195219b22e2f636 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 19:18:23,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 19:18:23,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 19:18:23,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 19:18:23,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 19:18:23,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 19:18:23,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 19:18:23,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 19:18:23,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 19:18:23,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 19:18:23,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 19:18:23,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 19:18:23,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 19:18:23,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 19:18:23,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 19:18:23,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 19:18:23,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 19:18:23,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 19:18:23,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 19:18:23,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 19:18:23,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 19:18:23,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 19:18:23,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 19:18:23,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 19:18:23,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 19:18:23,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 19:18:23,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 19:18:23,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 19:18:23,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 19:18:23,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 19:18:23,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 19:18:23,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 19:18:23,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 19:18:23,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 19:18:23,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 19:18:23,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 19:18:23,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 19:18:23,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 19:18:23,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 19:18:23,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 19:18:23,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 19:18:23,751 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 19:18:23,779 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 19:18:23,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 19:18:23,783 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 19:18:23,783 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 19:18:23,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 19:18:23,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 19:18:23,785 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 19:18:23,785 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 19:18:23,785 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 19:18:23,786 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 19:18:23,786 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 19:18:23,787 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 19:18:23,787 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 19:18:23,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 19:18:23,787 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 19:18:23,788 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 19:18:23,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 19:18:23,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 19:18:23,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 19:18:23,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 19:18:23,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 19:18:23,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 19:18:23,789 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 19:18:23,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 19:18:23,791 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 19:18:23,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 19:18:23,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 19:18:23,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 19:18:23,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 19:18:23,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 19:18:23,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 19:18:23,793 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 19:18:23,794 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 19:18:23,794 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c227f1dec7d604552aae19de1afcc1049837e83568477af6195219b22e2f636 [2021-12-19 19:18:24,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 19:18:24,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 19:18:24,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 19:18:24,050 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 19:18:24,052 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 19:18:24,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2021-12-19 19:18:24,113 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9ba1ba0/fe6d21c028914a68bf19d3a0c8248974/FLAG8f7425f44 [2021-12-19 19:18:24,486 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 19:18:24,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2021-12-19 19:18:24,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9ba1ba0/fe6d21c028914a68bf19d3a0c8248974/FLAG8f7425f44 [2021-12-19 19:18:24,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9ba1ba0/fe6d21c028914a68bf19d3a0c8248974 [2021-12-19 19:18:24,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 19:18:24,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 19:18:24,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 19:18:24,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 19:18:24,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 19:18:24,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 07:18:24" (1/1) ... [2021-12-19 19:18:24,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2422d32a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:24, skipping insertion in model container [2021-12-19 19:18:24,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 07:18:24" (1/1) ... [2021-12-19 19:18:24,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 19:18:24,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 19:18:25,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c[11921,11934] [2021-12-19 19:18:25,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 19:18:25,111 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 19:18:25,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c[11921,11934] [2021-12-19 19:18:25,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 19:18:25,165 INFO L208 MainTranslator]: Completed translation [2021-12-19 19:18:25,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25 WrapperNode [2021-12-19 19:18:25,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 19:18:25,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 19:18:25,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 19:18:25,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 19:18:25,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,260 INFO L137 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 46, calls inlined = 89, statements flattened = 1576 [2021-12-19 19:18:25,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 19:18:25,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 19:18:25,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 19:18:25,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 19:18:25,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 19:18:25,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 19:18:25,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 19:18:25,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 19:18:25,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (1/1) ... [2021-12-19 19:18:25,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:25,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:25,400 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) [2021-12-19 19:18:25,417 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 [2021-12-19 19:18:25,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 19:18:25,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 19:18:25,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 19:18:25,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 19:18:25,549 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 19:18:25,550 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 19:18:26,478 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 19:18:26,488 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 19:18:26,489 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-19 19:18:26,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 07:18:26 BoogieIcfgContainer [2021-12-19 19:18:26,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 19:18:26,493 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 19:18:26,494 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 19:18:26,496 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 19:18:26,497 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 19:18:26,497 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 07:18:24" (1/3) ... [2021-12-19 19:18:26,498 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26aab00a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 07:18:26, skipping insertion in model container [2021-12-19 19:18:26,499 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 19:18:26,499 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 07:18:25" (2/3) ... [2021-12-19 19:18:26,499 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@26aab00a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 07:18:26, skipping insertion in model container [2021-12-19 19:18:26,499 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 19:18:26,499 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 07:18:26" (3/3) ... [2021-12-19 19:18:26,500 INFO L388 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2021-12-19 19:18:26,543 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 19:18:26,543 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 19:18:26,544 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 19:18:26,544 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 19:18:26,544 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 19:18:26,544 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 19:18:26,544 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 19:18:26,544 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 19:18:26,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 496 states, 495 states have (on average 1.701010101010101) internal successors, (842), 495 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:26,632 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 475 [2021-12-19 19:18:26,632 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:26,632 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:26,644 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 19:18:26,644 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:18:26,644 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 19:18:26,645 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 496 states, 495 states have (on average 1.701010101010101) internal successors, (842), 495 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:26,650 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 475 [2021-12-19 19:18:26,651 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:26,651 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:26,652 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 19:18:26,652 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:18:26,658 INFO L791 eck$LassoCheckResult]: Stem: 490#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 408#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 344#L74-2true [2021-12-19 19:18:26,659 INFO L793 eck$LassoCheckResult]: Loop: 344#L74-2true assume !!(add_history_type_~var~0#1 < 3); 436#L75true assume !(0 == add_history_type_~history_id#1); 238#L81true assume !(1 == add_history_type_~history_id#1); 297#L87true assume !(2 == add_history_type_~history_id#1); 275#L93true assume !(3 == add_history_type_~history_id#1); 80#L93-2true add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 344#L74-2true [2021-12-19 19:18:26,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:26,665 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-19 19:18:26,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:26,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551306183] [2021-12-19 19:18:26,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:26,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:26,762 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:18:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:26,811 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:18:26,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:26,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1278004263, now seen corresponding path program 1 times [2021-12-19 19:18:26,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:26,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928993910] [2021-12-19 19:18:26,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:26,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:26,852 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:18:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:26,861 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:18:26,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:26,863 INFO L85 PathProgramCache]: Analyzing trace with hash 358053481, now seen corresponding path program 1 times [2021-12-19 19:18:26,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:26,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047822014] [2021-12-19 19:18:26,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:26,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:26,975 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:26,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047822014] [2021-12-19 19:18:26,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047822014] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:26,975 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:26,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:26,976 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493627518] [2021-12-19 19:18:26,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:27,033 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:27,033 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:27,034 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:27,034 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:27,034 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 19:18:27,034 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,034 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:27,034 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:27,034 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration1_Loop [2021-12-19 19:18:27,034 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:27,035 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:27,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:27,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:27,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:27,140 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:27,140 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 19:18:27,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:27,143 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) [2021-12-19 19:18:27,150 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:27,150 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:27,151 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 [2021-12-19 19:18:27,174 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:27,175 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=-1} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:27,200 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 [2021-12-19 19:18:27,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:27,202 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) [2021-12-19 19:18:27,203 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 [2021-12-19 19:18:27,205 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:27,205 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:27,227 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:27,228 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Honda state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:27,249 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 [2021-12-19 19:18:27,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:27,251 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) [2021-12-19 19:18:27,255 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 [2021-12-19 19:18:27,256 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:27,256 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:27,300 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 [2021-12-19 19:18:27,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:27,302 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) [2021-12-19 19:18:27,303 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 [2021-12-19 19:18:27,304 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 19:18:27,305 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:27,345 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 19:18:27,351 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 [2021-12-19 19:18:27,351 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:27,352 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:27,352 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:27,352 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:27,352 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 19:18:27,352 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,352 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:27,352 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:27,352 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration1_Loop [2021-12-19 19:18:27,352 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:27,352 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:27,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:27,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:27,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:27,455 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:27,459 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 19:18:27,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:27,462 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) [2021-12-19 19:18:27,471 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 [2021-12-19 19:18:27,501 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 [2021-12-19 19:18:27,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:27,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:27,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:27,508 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:18:27,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:27,510 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:18:27,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:27,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:18:27,549 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 [2021-12-19 19:18:27,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:27,551 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) [2021-12-19 19:18:27,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:18:27,565 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 [2021-12-19 19:18:27,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:27,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:27,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:27,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:18:27,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:27,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:18:27,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:27,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:18:27,586 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 [2021-12-19 19:18:27,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:27,587 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) [2021-12-19 19:18:27,588 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 [2021-12-19 19:18:27,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:18:27,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:27,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:27,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:27,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:18:27,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:27,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:18:27,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:27,603 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 19:18:27,607 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 19:18:27,607 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-19 19:18:27,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:27,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:27,610 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) [2021-12-19 19:18:27,611 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 [2021-12-19 19:18:27,646 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 19:18:27,647 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 19:18:27,647 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 19:18:27,647 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 5 Supporting invariants [] [2021-12-19 19:18:27,666 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 [2021-12-19 19:18:27,668 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 19:18:27,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:27,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 19:18:27,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:27,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 19:18:27,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:27,815 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 19:18:27,817 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 496 states, 495 states have (on average 1.701010101010101) internal successors, (842), 495 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:27,913 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 [2021-12-19 19:18:28,094 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 496 states, 495 states have (on average 1.701010101010101) internal successors, (842), 495 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2069 states and 3411 transitions. Complement of second has 8 states. [2021-12-19 19:18:28,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 19:18:28,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:28,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1789 transitions. [2021-12-19 19:18:28,107 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1789 transitions. Stem has 2 letters. Loop has 6 letters. [2021-12-19 19:18:28,108 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:28,108 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1789 transitions. Stem has 8 letters. Loop has 6 letters. [2021-12-19 19:18:28,108 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:28,108 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1789 transitions. Stem has 2 letters. Loop has 12 letters. [2021-12-19 19:18:28,109 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:28,109 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2069 states and 3411 transitions. [2021-12-19 19:18:28,127 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 879 [2021-12-19 19:18:28,142 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2069 states to 1007 states and 1652 transitions. [2021-12-19 19:18:28,143 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 953 [2021-12-19 19:18:28,146 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 955 [2021-12-19 19:18:28,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1007 states and 1652 transitions. [2021-12-19 19:18:28,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:28,152 INFO L681 BuchiCegarLoop]: Abstraction has 1007 states and 1652 transitions. [2021-12-19 19:18:28,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1007 states and 1652 transitions. [2021-12-19 19:18:28,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1007 to 772. [2021-12-19 19:18:28,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 772 states, 772 states have (on average 1.6580310880829014) internal successors, (1280), 771 states have internal predecessors, (1280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:28,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 772 states and 1280 transitions. [2021-12-19 19:18:28,208 INFO L704 BuchiCegarLoop]: Abstraction has 772 states and 1280 transitions. [2021-12-19 19:18:28,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:28,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:18:28,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:18:28,213 INFO L87 Difference]: Start difference. First operand 772 states and 1280 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:28,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:28,269 INFO L93 Difference]: Finished difference Result 972 states and 1529 transitions. [2021-12-19 19:18:28,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:18:28,270 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 972 states and 1529 transitions. [2021-12-19 19:18:28,290 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 855 [2021-12-19 19:18:28,295 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 972 states to 918 states and 1475 transitions. [2021-12-19 19:18:28,295 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 902 [2021-12-19 19:18:28,296 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 902 [2021-12-19 19:18:28,296 INFO L73 IsDeterministic]: Start isDeterministic. Operand 918 states and 1475 transitions. [2021-12-19 19:18:28,297 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:28,297 INFO L681 BuchiCegarLoop]: Abstraction has 918 states and 1475 transitions. [2021-12-19 19:18:28,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states and 1475 transitions. [2021-12-19 19:18:28,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 443. [2021-12-19 19:18:28,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 443 states have (on average 1.636568848758465) internal successors, (725), 442 states have internal predecessors, (725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:28,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 725 transitions. [2021-12-19 19:18:28,310 INFO L704 BuchiCegarLoop]: Abstraction has 443 states and 725 transitions. [2021-12-19 19:18:28,311 INFO L587 BuchiCegarLoop]: Abstraction has 443 states and 725 transitions. [2021-12-19 19:18:28,311 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 19:18:28,311 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 443 states and 725 transitions. [2021-12-19 19:18:28,313 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 395 [2021-12-19 19:18:28,313 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:28,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:28,313 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:18:28,313 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:18:28,314 INFO L791 eck$LassoCheckResult]: Stem: 4801#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 4787#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 4753#L74-2 assume !(add_history_type_~var~0#1 < 3); 4754#L74-3 add_history_type_#res#1 := 1; 4653#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 4563#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 4411#L74-6 [2021-12-19 19:18:28,314 INFO L793 eck$LassoCheckResult]: Loop: 4411#L74-6 assume !!(add_history_type_~var~0#1 < 3); 4419#L75-2 assume !(0 == add_history_type_~history_id#1); 4798#L81-2 assume !(1 == add_history_type_~history_id#1); 4370#L87-2 assume !(2 == add_history_type_~history_id#1); 4371#L93-3 assume !(3 == add_history_type_~history_id#1); 4410#L93-5 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 4411#L74-6 [2021-12-19 19:18:28,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:28,314 INFO L85 PathProgramCache]: Analyzing trace with hash 889868154, now seen corresponding path program 1 times [2021-12-19 19:18:28,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:28,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696621908] [2021-12-19 19:18:28,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:28,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:28,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:28,339 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:28,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696621908] [2021-12-19 19:18:28,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696621908] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:28,339 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:28,339 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:28,339 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177917213] [2021-12-19 19:18:28,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:28,340 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:28,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:28,340 INFO L85 PathProgramCache]: Analyzing trace with hash 261434407, now seen corresponding path program 1 times [2021-12-19 19:18:28,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:28,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099622819] [2021-12-19 19:18:28,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:28,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:28,345 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:18:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:28,348 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:18:28,377 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:28,377 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:28,377 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:28,377 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:28,377 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 19:18:28,377 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:28,377 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:28,377 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:28,377 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration2_Loop [2021-12-19 19:18:28,378 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:28,378 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:28,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:28,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:28,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:28,473 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:28,473 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 19:18:28,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:28,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:28,476 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) [2021-12-19 19:18:28,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:28,482 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:28,498 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 [2021-12-19 19:18:28,502 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:28,507 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=-1} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:28,533 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 [2021-12-19 19:18:28,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:28,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:28,534 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) [2021-12-19 19:18:28,535 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 [2021-12-19 19:18:28,538 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:28,538 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:28,561 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 [2021-12-19 19:18:28,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:28,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:28,563 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) [2021-12-19 19:18:28,564 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 [2021-12-19 19:18:28,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 19:18:28,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:28,611 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 19:18:28,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-19 19:18:28,618 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:28,618 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:28,618 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:28,618 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:28,619 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 19:18:28,619 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:28,619 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:28,619 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:28,619 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration2_Loop [2021-12-19 19:18:28,619 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:28,619 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:28,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:28,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:28,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:28,707 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:28,707 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 19:18:28,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:28,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:28,712 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) [2021-12-19 19:18:28,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:18:28,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:28,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:28,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:28,730 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:18:28,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:28,731 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:18:28,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:28,733 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 [2021-12-19 19:18:28,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:18:28,769 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 [2021-12-19 19:18:28,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:28,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:28,771 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) [2021-12-19 19:18:28,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:18:28,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:28,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:28,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:28,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:18:28,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:28,788 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:18:28,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:28,790 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 [2021-12-19 19:18:28,803 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 19:18:28,805 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 19:18:28,806 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-19 19:18:28,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:28,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:28,812 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) [2021-12-19 19:18:28,814 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 [2021-12-19 19:18:28,815 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 19:18:28,815 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 19:18:28,815 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 19:18:28,815 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 5 Supporting invariants [] [2021-12-19 19:18:28,841 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 [2021-12-19 19:18:28,841 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 19:18:28,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:28,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 19:18:28,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:28,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 19:18:28,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:28,947 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 19:18:28,947 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 443 states and 725 transitions. cyclomatic complexity: 290 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:29,048 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 443 states and 725 transitions. cyclomatic complexity: 290. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1669 states and 2675 transitions. Complement of second has 7 states. [2021-12-19 19:18:29,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 19:18:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:29,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1236 transitions. [2021-12-19 19:18:29,052 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1236 transitions. Stem has 6 letters. Loop has 6 letters. [2021-12-19 19:18:29,053 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:29,053 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1236 transitions. Stem has 12 letters. Loop has 6 letters. [2021-12-19 19:18:29,053 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:29,053 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1236 transitions. Stem has 6 letters. Loop has 12 letters. [2021-12-19 19:18:29,054 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:29,054 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1669 states and 2675 transitions. [2021-12-19 19:18:29,063 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 [2021-12-19 19:18:29,066 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 1030 [2021-12-19 19:18:29,072 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1669 states to 1196 states and 1920 transitions. [2021-12-19 19:18:29,072 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1122 [2021-12-19 19:18:29,074 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1125 [2021-12-19 19:18:29,074 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1196 states and 1920 transitions. [2021-12-19 19:18:29,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:29,074 INFO L681 BuchiCegarLoop]: Abstraction has 1196 states and 1920 transitions. [2021-12-19 19:18:29,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states and 1920 transitions. [2021-12-19 19:18:29,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 495. [2021-12-19 19:18:29,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 495 states have (on average 1.6363636363636365) internal successors, (810), 494 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:29,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 810 transitions. [2021-12-19 19:18:29,085 INFO L704 BuchiCegarLoop]: Abstraction has 495 states and 810 transitions. [2021-12-19 19:18:29,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:29,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:18:29,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:18:29,088 INFO L87 Difference]: Start difference. First operand 495 states and 810 transitions. Second operand has 3 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) [2021-12-19 19:18:29,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:29,124 INFO L93 Difference]: Finished difference Result 973 states and 1587 transitions. [2021-12-19 19:18:29,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:18:29,125 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 973 states and 1587 transitions. [2021-12-19 19:18:29,132 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 570 [2021-12-19 19:18:29,138 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 973 states to 973 states and 1587 transitions. [2021-12-19 19:18:29,138 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 835 [2021-12-19 19:18:29,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 835 [2021-12-19 19:18:29,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 973 states and 1587 transitions. [2021-12-19 19:18:29,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:29,139 INFO L681 BuchiCegarLoop]: Abstraction has 973 states and 1587 transitions. [2021-12-19 19:18:29,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states and 1587 transitions. [2021-12-19 19:18:29,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 497. [2021-12-19 19:18:29,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 497 states have (on average 1.6297786720321932) internal successors, (810), 496 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 810 transitions. [2021-12-19 19:18:29,150 INFO L704 BuchiCegarLoop]: Abstraction has 497 states and 810 transitions. [2021-12-19 19:18:29,150 INFO L587 BuchiCegarLoop]: Abstraction has 497 states and 810 transitions. [2021-12-19 19:18:29,150 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 19:18:29,150 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 497 states and 810 transitions. [2021-12-19 19:18:29,153 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 340 [2021-12-19 19:18:29,153 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:29,153 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:29,157 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:29,157 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:29,158 INFO L791 eck$LassoCheckResult]: Stem: 8494#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 8477#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 8437#L74-2 assume !!(add_history_type_~var~0#1 < 3); 8439#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 8486#L129 assume 0 == read_history_bool_~history_id#1; 8123#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 8022#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 8323#L77 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 8324#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 8229#L213 assume 0 == init_~tmp~1#1;init_#res#1 := 0; 8230#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 8127#L37 assume !(0 == assume_abort_if_not_~cond#1); 8128#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 8062#L507-2 [2021-12-19 19:18:29,164 INFO L793 eck$LassoCheckResult]: Loop: 8062#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 8063#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 8160#L194-2 assume { :end_inline_write_history_bool } true; 8353#L348 assume 0 != ~gate1Failed~0 % 256; 8156#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 8157#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 8174#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 8326#L184-2 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 8109#L194-5 assume { :end_inline_write_history_bool } true; 8144#L379 assume 0 != ~gate2Failed~0 % 256; 8311#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 8312#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 8465#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 8025#L184-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 8026#L194-8 assume { :end_inline_write_history_bool } true; 8138#L410 assume 0 != ~gate3Failed~0 % 256; 8432#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 8279#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 8280#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 8336#L444 assume ~VALUE1~0 == ~VALUE2~0; 8402#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 8004#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 8267#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 8218#L169-2 assume { :end_inline_write_history_int8 } true; 8355#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 8294#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 8295#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 8162#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 8163#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 8270#L129-12 assume 0 == read_history_bool_~history_id#1; 8307#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 8039#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 8040#L265 assume !(0 == check_~tmp___3~0#1 % 256); 8119#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 8360#L109-7 assume 3 == read_history_int8_~history_id#1; 8120#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 8121#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 8158#L304 assume !(check_~tmp___10~0#1 > -2); 8233#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 8365#L109-9 assume 3 == read_history_int8_~history_id#1; 8367#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 8275#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 8276#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 8379#L324-1 check_#res#1 := 1; 8118#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 8421#L531-72 assume !(0 == assert_~arg#1 % 256); 8242#L526-36 assume { :end_inline_assert } true; 8062#L507-2 [2021-12-19 19:18:29,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:29,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1422722665, now seen corresponding path program 1 times [2021-12-19 19:18:29,165 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:29,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198202952] [2021-12-19 19:18:29,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:29,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:29,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:29,197 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:29,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198202952] [2021-12-19 19:18:29,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198202952] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:29,197 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:29,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 19:18:29,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646950948] [2021-12-19 19:18:29,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:29,198 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:29,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:29,199 INFO L85 PathProgramCache]: Analyzing trace with hash -879201614, now seen corresponding path program 1 times [2021-12-19 19:18:29,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:29,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712585749] [2021-12-19 19:18:29,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:29,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:29,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:29,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:29,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712585749] [2021-12-19 19:18:29,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712585749] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:29,228 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:29,228 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:29,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222403398] [2021-12-19 19:18:29,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:29,229 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:29,229 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:29,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 19:18:29,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 19:18:29,230 INFO L87 Difference]: Start difference. First operand 497 states and 810 transitions. cyclomatic complexity: 321 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:29,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:29,257 INFO L93 Difference]: Finished difference Result 499 states and 811 transitions. [2021-12-19 19:18:29,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 19:18:29,259 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 499 states and 811 transitions. [2021-12-19 19:18:29,262 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 340 [2021-12-19 19:18:29,264 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 499 states to 497 states and 806 transitions. [2021-12-19 19:18:29,264 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 426 [2021-12-19 19:18:29,265 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 426 [2021-12-19 19:18:29,265 INFO L73 IsDeterministic]: Start isDeterministic. Operand 497 states and 806 transitions. [2021-12-19 19:18:29,265 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:29,265 INFO L681 BuchiCegarLoop]: Abstraction has 497 states and 806 transitions. [2021-12-19 19:18:29,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states and 806 transitions. [2021-12-19 19:18:29,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 497. [2021-12-19 19:18:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 497 states have (on average 1.6217303822937625) internal successors, (806), 496 states have internal predecessors, (806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:29,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 806 transitions. [2021-12-19 19:18:29,273 INFO L704 BuchiCegarLoop]: Abstraction has 497 states and 806 transitions. [2021-12-19 19:18:29,274 INFO L587 BuchiCegarLoop]: Abstraction has 497 states and 806 transitions. [2021-12-19 19:18:29,274 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 19:18:29,274 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 497 states and 806 transitions. [2021-12-19 19:18:29,276 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 340 [2021-12-19 19:18:29,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:29,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:29,277 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:29,277 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:18:29,277 INFO L791 eck$LassoCheckResult]: Stem: 9499#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 9481#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9441#L74-2 assume !!(add_history_type_~var~0#1 < 3); 9443#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 9490#L129 assume 0 == read_history_bool_~history_id#1; 9129#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 9028#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 9328#L77 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 9329#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 9235#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9070#L74-6 assume !!(add_history_type_~var~0#1 < 3); 9072#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 9220#L129-3 assume 0 == read_history_bool_~history_id#1; 9251#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 9202#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 9403#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 9182#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 9264#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9148#L74-10 assume !!(add_history_type_~var~0#1 < 3); 9149#L75-4 [2021-12-19 19:18:29,278 INFO L793 eck$LassoCheckResult]: Loop: 9149#L75-4 assume !(0 == add_history_type_~history_id#1); 9355#L81-4 assume !(1 == add_history_type_~history_id#1); 9282#L87-4 assume !(2 == add_history_type_~history_id#1); 9192#L93-6 assume !(3 == add_history_type_~history_id#1); 9161#L93-8 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 9503#L74-10 assume !!(add_history_type_~var~0#1 < 3); 9149#L75-4 [2021-12-19 19:18:29,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:29,278 INFO L85 PathProgramCache]: Analyzing trace with hash 576829260, now seen corresponding path program 1 times [2021-12-19 19:18:29,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:29,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279440701] [2021-12-19 19:18:29,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:29,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:29,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:29,308 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279440701] [2021-12-19 19:18:29,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279440701] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:29,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:29,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 19:18:29,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749507761] [2021-12-19 19:18:29,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:29,309 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:29,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:29,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1197341531, now seen corresponding path program 1 times [2021-12-19 19:18:29,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:29,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272382687] [2021-12-19 19:18:29,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:29,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:29,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:29,319 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:18:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:29,325 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:18:29,353 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:29,353 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:29,353 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:29,353 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:29,353 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 19:18:29,353 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,354 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:29,354 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:29,354 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-19 19:18:29,354 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:29,354 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:29,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:29,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:29,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:29,455 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:29,456 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 19:18:29,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:29,457 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) [2021-12-19 19:18:29,459 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 [2021-12-19 19:18:29,461 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:29,461 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:29,482 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:29,482 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Honda state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:29,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-19 19:18:29,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:29,508 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) [2021-12-19 19:18:29,514 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:29,514 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:29,528 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 [2021-12-19 19:18:29,543 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:29,544 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=-1} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:29,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-19 19:18:29,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:29,571 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) [2021-12-19 19:18:29,578 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:29,578 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:29,587 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 [2021-12-19 19:18:29,628 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 [2021-12-19 19:18:29,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:29,630 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) [2021-12-19 19:18:29,631 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 [2021-12-19 19:18:29,632 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 19:18:29,633 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:29,726 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 19:18:29,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 19:18:29,734 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:29,734 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:29,734 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:29,734 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:29,734 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 19:18:29,734 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,734 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:29,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:29,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-12-19 19:18:29,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:29,734 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:29,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:29,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:29,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:29,817 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:29,818 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 19:18:29,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:29,820 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) [2021-12-19 19:18:29,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:18:29,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:29,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:29,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:29,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:18:29,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:29,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:18:29,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:29,843 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 [2021-12-19 19:18:29,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:18:29,874 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 [2021-12-19 19:18:29,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:29,876 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) [2021-12-19 19:18:29,884 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 [2021-12-19 19:18:29,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:18:29,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:29,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:29,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:29,893 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 19:18:29,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:29,894 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 19:18:29,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:29,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 19:18:29,925 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 [2021-12-19 19:18:29,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:29,927 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) [2021-12-19 19:18:29,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:18:29,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:29,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:29,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:29,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:18:29,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:29,940 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:18:29,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:29,943 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 [2021-12-19 19:18:29,958 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 19:18:29,964 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 19:18:29,964 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-19 19:18:29,965 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:29,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:29,966 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) [2021-12-19 19:18:29,967 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 [2021-12-19 19:18:29,968 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 19:18:29,968 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 19:18:29,968 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 19:18:29,968 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 3 Supporting invariants [] [2021-12-19 19:18:29,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-19 19:18:29,987 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 19:18:29,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:30,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 19:18:30,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:30,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 19:18:30,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:30,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:30,153 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 19:18:30,153 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 497 states and 806 transitions. cyclomatic complexity: 317 Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:30,180 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 497 states and 806 transitions. cyclomatic complexity: 317. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 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 558 states and 908 transitions. Complement of second has 7 states. [2021-12-19 19:18:30,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 19:18:30,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 221 transitions. [2021-12-19 19:18:30,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 6 letters. [2021-12-19 19:18:30,182 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:30,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 25 letters. Loop has 6 letters. [2021-12-19 19:18:30,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:30,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 12 letters. [2021-12-19 19:18:30,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:30,184 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 908 transitions. [2021-12-19 19:18:30,188 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 285 [2021-12-19 19:18:30,190 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 553 states and 899 transitions. [2021-12-19 19:18:30,191 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 425 [2021-12-19 19:18:30,191 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 427 [2021-12-19 19:18:30,191 INFO L73 IsDeterministic]: Start isDeterministic. Operand 553 states and 899 transitions. [2021-12-19 19:18:30,191 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:30,191 INFO L681 BuchiCegarLoop]: Abstraction has 553 states and 899 transitions. [2021-12-19 19:18:30,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states and 899 transitions. [2021-12-19 19:18:30,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 549. [2021-12-19 19:18:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 549 states have (on average 1.6302367941712204) internal successors, (895), 548 states have internal predecessors, (895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:30,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 895 transitions. [2021-12-19 19:18:30,200 INFO L704 BuchiCegarLoop]: Abstraction has 549 states and 895 transitions. [2021-12-19 19:18:30,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:30,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 19:18:30,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 19:18:30,201 INFO L87 Difference]: Start difference. First operand 549 states and 895 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:30,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:30,243 INFO L93 Difference]: Finished difference Result 790 states and 1271 transitions. [2021-12-19 19:18:30,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 19:18:30,245 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 790 states and 1271 transitions. [2021-12-19 19:18:30,250 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 515 [2021-12-19 19:18:30,254 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 790 states to 774 states and 1245 transitions. [2021-12-19 19:18:30,254 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 648 [2021-12-19 19:18:30,255 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 648 [2021-12-19 19:18:30,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 774 states and 1245 transitions. [2021-12-19 19:18:30,255 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:30,255 INFO L681 BuchiCegarLoop]: Abstraction has 774 states and 1245 transitions. [2021-12-19 19:18:30,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 774 states and 1245 transitions. [2021-12-19 19:18:30,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 774 to 535. [2021-12-19 19:18:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 535 states have (on average 1.6261682242990654) internal successors, (870), 534 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 870 transitions. [2021-12-19 19:18:30,264 INFO L704 BuchiCegarLoop]: Abstraction has 535 states and 870 transitions. [2021-12-19 19:18:30,264 INFO L587 BuchiCegarLoop]: Abstraction has 535 states and 870 transitions. [2021-12-19 19:18:30,265 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 19:18:30,265 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 535 states and 870 transitions. [2021-12-19 19:18:30,271 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 285 [2021-12-19 19:18:30,272 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:30,272 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:30,273 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:30,274 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-19 19:18:30,274 INFO L791 eck$LassoCheckResult]: Stem: 12031#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 12015#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11970#L74-2 assume !!(add_history_type_~var~0#1 < 3); 11971#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 12024#L129 assume 0 == read_history_bool_~history_id#1; 11627#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11523#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11858#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 11680#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 11681#L74-2 assume !(add_history_type_~var~0#1 < 3); 11972#L74-3 add_history_type_#res#1 := 1; 12032#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 11746#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11563#L74-6 assume !!(add_history_type_~var~0#1 < 3); 11564#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 11731#L129-3 assume 0 == read_history_bool_~history_id#1; 11767#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11710#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11929#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 11685#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 11783#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11644#L74-10 assume !!(add_history_type_~var~0#1 < 3); 11645#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 11814#L129-6 assume 0 == read_history_bool_~history_id#1; 11815#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11580#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11822#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 11658#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 11952#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11926#L74-14 assume !!(add_history_type_~var~0#1 < 3); 11927#L75-6 [2021-12-19 19:18:30,274 INFO L793 eck$LassoCheckResult]: Loop: 11927#L75-6 assume !(0 == add_history_type_~history_id#1); 12010#L81-6 assume !(1 == add_history_type_~history_id#1); 11535#L87-6 assume !(2 == add_history_type_~history_id#1); 11536#L93-9 assume !(3 == add_history_type_~history_id#1); 11635#L93-11 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 12034#L74-14 assume !!(add_history_type_~var~0#1 < 3); 11927#L75-6 [2021-12-19 19:18:30,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:30,275 INFO L85 PathProgramCache]: Analyzing trace with hash -2009806385, now seen corresponding path program 1 times [2021-12-19 19:18:30,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:30,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026813397] [2021-12-19 19:18:30,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:30,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:30,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:30,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:30,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026813397] [2021-12-19 19:18:30,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026813397] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 19:18:30,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692803217] [2021-12-19 19:18:30,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:30,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 19:18:30,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:30,313 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 19:18:30,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-12-19 19:18:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:30,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 19:18:30,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:30,406 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 [2021-12-19 19:18:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:30,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 19:18:30,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:30,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [692803217] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 19:18:30,508 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 19:18:30,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-19 19:18:30,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698071176] [2021-12-19 19:18:30,509 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 19:18:30,509 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:30,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:30,510 INFO L85 PathProgramCache]: Analyzing trace with hash 180771675, now seen corresponding path program 1 times [2021-12-19 19:18:30,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:30,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578773843] [2021-12-19 19:18:30,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:30,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:30,514 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:18:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:30,517 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:18:30,544 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:30,544 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:30,545 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:30,545 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:30,545 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 19:18:30,545 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:30,545 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:30,545 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:30,545 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration5_Loop [2021-12-19 19:18:30,546 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:30,546 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:30,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:30,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:30,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:30,631 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:30,632 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 19:18:30,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:30,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:30,633 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) [2021-12-19 19:18:30,644 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:30,644 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:30,653 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 [2021-12-19 19:18:30,687 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 [2021-12-19 19:18:30,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:30,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:30,689 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) [2021-12-19 19:18:30,696 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 19:18:30,696 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:30,706 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 [2021-12-19 19:18:30,769 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 19:18:30,772 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 [2021-12-19 19:18:30,772 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:30,773 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:30,773 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:30,773 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:30,773 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 19:18:30,773 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:30,773 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:30,773 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:30,773 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration5_Loop [2021-12-19 19:18:30,773 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:30,773 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:30,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:30,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:30,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:30,863 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:30,863 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 19:18:30,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:30,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:30,864 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) [2021-12-19 19:18:30,865 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 [2021-12-19 19:18:30,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 19:18:30,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 19:18:30,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 19:18:30,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 19:18:30,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 19:18:30,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 19:18:30,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 19:18:30,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 19:18:30,883 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 19:18:30,885 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 19:18:30,885 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-19 19:18:30,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:30,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:30,886 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) [2021-12-19 19:18:30,887 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 [2021-12-19 19:18:30,889 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 19:18:30,889 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 19:18:30,889 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 19:18:30,889 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 3 Supporting invariants [] [2021-12-19 19:18:30,904 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-19 19:18:30,905 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 19:18:30,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:30,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 19:18:30,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 19:18:31,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 19:18:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:31,081 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 19:18:31,082 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 535 states and 870 transitions. cyclomatic complexity: 343 Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,127 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 535 states and 870 transitions. cyclomatic complexity: 343. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 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 1295 states and 2081 transitions. Complement of second has 6 states. [2021-12-19 19:18:31,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 19:18:31,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1054 transitions. [2021-12-19 19:18:31,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1054 transitions. Stem has 30 letters. Loop has 6 letters. [2021-12-19 19:18:31,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:31,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1054 transitions. Stem has 36 letters. Loop has 6 letters. [2021-12-19 19:18:31,134 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:31,134 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1054 transitions. Stem has 30 letters. Loop has 12 letters. [2021-12-19 19:18:31,135 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 19:18:31,135 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1295 states and 2081 transitions. [2021-12-19 19:18:31,142 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 460 [2021-12-19 19:18:31,147 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1295 states to 824 states and 1332 transitions. [2021-12-19 19:18:31,147 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 641 [2021-12-19 19:18:31,147 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 643 [2021-12-19 19:18:31,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 824 states and 1332 transitions. [2021-12-19 19:18:31,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:31,148 INFO L681 BuchiCegarLoop]: Abstraction has 824 states and 1332 transitions. [2021-12-19 19:18:31,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states and 1332 transitions. [2021-12-19 19:18:31,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 587. [2021-12-19 19:18:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 587 states, 587 states have (on average 1.6337308347529813) internal successors, (959), 586 states have internal predecessors, (959), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 587 states and 959 transitions. [2021-12-19 19:18:31,157 INFO L704 BuchiCegarLoop]: Abstraction has 587 states and 959 transitions. [2021-12-19 19:18:31,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:31,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-19 19:18:31,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-12-19 19:18:31,158 INFO L87 Difference]: Start difference. First operand 587 states and 959 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:31,260 INFO L93 Difference]: Finished difference Result 1966 states and 3186 transitions. [2021-12-19 19:18:31,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 19:18:31,261 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1966 states and 3186 transitions. [2021-12-19 19:18:31,273 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 920 [2021-12-19 19:18:31,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-19 19:18:31,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1966 states to 1958 states and 3162 transitions. [2021-12-19 19:18:31,283 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1420 [2021-12-19 19:18:31,285 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1420 [2021-12-19 19:18:31,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1958 states and 3162 transitions. [2021-12-19 19:18:31,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:31,285 INFO L681 BuchiCegarLoop]: Abstraction has 1958 states and 3162 transitions. [2021-12-19 19:18:31,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1958 states and 3162 transitions. [2021-12-19 19:18:31,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1958 to 936. [2021-12-19 19:18:31,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 936 states, 936 states have (on average 1.641025641025641) internal successors, (1536), 935 states have internal predecessors, (1536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1536 transitions. [2021-12-19 19:18:31,305 INFO L704 BuchiCegarLoop]: Abstraction has 936 states and 1536 transitions. [2021-12-19 19:18:31,305 INFO L587 BuchiCegarLoop]: Abstraction has 936 states and 1536 transitions. [2021-12-19 19:18:31,305 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 19:18:31,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 936 states and 1536 transitions. [2021-12-19 19:18:31,309 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 230 [2021-12-19 19:18:31,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:31,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:31,312 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,312 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,313 INFO L791 eck$LassoCheckResult]: Stem: 16784#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 16762#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16712#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16713#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16775#L129 assume 0 == read_history_bool_~history_id#1; 16329#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16215#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16584#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16387#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16388#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16714#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16873#L129 assume 0 == read_history_bool_~history_id#1; 16867#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16862#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16859#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16857#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16856#L74-2 assume !!(add_history_type_~var~0#1 < 3); 16794#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16849#L129 assume 0 == read_history_bool_~history_id#1; 16846#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16817#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16805#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16798#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16793#L74-2 assume !(add_history_type_~var~0#1 < 3); 16786#L74-3 add_history_type_#res#1 := 1; 16785#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 16459#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16258#L74-6 assume !!(add_history_type_~var~0#1 < 3); 16259#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16442#L129-3 assume 0 == read_history_bool_~history_id#1; 16480#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16421#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16668#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16392#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 16496#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16655#L74-10 assume !!(add_history_type_~var~0#1 < 3); 16627#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16534#L129-6 assume 0 == read_history_bool_~history_id#1; 16535#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16276#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16542#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16366#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 16693#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16778#L74-14 assume !!(add_history_type_~var~0#1 < 3); 16497#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16501#L129-9 assume 0 == read_history_bool_~history_id#1; 16601#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16293#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16294#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16336#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 16581#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 16699#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 16331#L37 assume !(0 == assume_abort_if_not_~cond#1); 16332#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 16256#L507-2 [2021-12-19 19:18:31,313 INFO L793 eck$LassoCheckResult]: Loop: 16256#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 16257#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 16373#L194-2 assume { :end_inline_write_history_bool } true; 16617#L348 assume 0 != ~gate1Failed~0 % 256; 16369#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 16370#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 16390#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 16585#L184-2 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 16311#L194-5 assume { :end_inline_write_history_bool } true; 16350#L379 assume 0 != ~gate2Failed~0 % 256; 16572#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 16573#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 16747#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 16216#L184-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 16217#L194-8 assume { :end_inline_write_history_bool } true; 16342#L410 assume 0 != ~gate3Failed~0 % 256; 16704#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 16528#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 16529#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 16598#L444 assume ~VALUE1~0 == ~VALUE2~0; 16671#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 16195#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 16513#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 16448#L169-2 assume { :end_inline_write_history_int8 } true; 16619#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 16547#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 16548#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 16375#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 16376#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16517#L129-12 assume 0 == read_history_bool_~history_id#1; 16567#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16233#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 16234#L265 assume !(0 == check_~tmp___3~0#1 % 256); 16325#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 16626#L109-7 assume 3 == read_history_int8_~history_id#1; 16326#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 16327#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 16371#L304 assume !(check_~tmp___10~0#1 > -2); 16464#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 16632#L109-9 assume 3 == read_history_int8_~history_id#1; 16634#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 16522#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 16523#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 16648#L324-1 check_#res#1 := 1; 16324#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 16692#L531-72 assume !(0 == assert_~arg#1 % 256); 16476#L526-36 assume { :end_inline_assert } true; 16256#L507-2 [2021-12-19 19:18:31,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 1 times [2021-12-19 19:18:31,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942474877] [2021-12-19 19:18:31,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,356 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:31,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942474877] [2021-12-19 19:18:31,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942474877] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:31,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370867247] [2021-12-19 19:18:31,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,358 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:31,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,358 INFO L85 PathProgramCache]: Analyzing trace with hash -879201614, now seen corresponding path program 2 times [2021-12-19 19:18:31,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303408] [2021-12-19 19:18:31,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:31,377 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303408] [2021-12-19 19:18:31,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303408] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,377 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:31,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320426951] [2021-12-19 19:18:31,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,378 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:31,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:31,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:18:31,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:18:31,379 INFO L87 Difference]: Start difference. First operand 936 states and 1536 transitions. cyclomatic complexity: 608 Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:31,415 INFO L93 Difference]: Finished difference Result 1135 states and 1854 transitions. [2021-12-19 19:18:31,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:18:31,415 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1135 states and 1854 transitions. [2021-12-19 19:18:31,422 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 429 [2021-12-19 19:18:31,427 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1135 states to 1135 states and 1854 transitions. [2021-12-19 19:18:31,427 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 703 [2021-12-19 19:18:31,428 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 703 [2021-12-19 19:18:31,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1135 states and 1854 transitions. [2021-12-19 19:18:31,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:31,428 INFO L681 BuchiCegarLoop]: Abstraction has 1135 states and 1854 transitions. [2021-12-19 19:18:31,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1135 states and 1854 transitions. [2021-12-19 19:18:31,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1135 to 933. [2021-12-19 19:18:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 933 states, 933 states have (on average 1.639871382636656) internal successors, (1530), 932 states have internal predecessors, (1530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1530 transitions. [2021-12-19 19:18:31,443 INFO L704 BuchiCegarLoop]: Abstraction has 933 states and 1530 transitions. [2021-12-19 19:18:31,443 INFO L587 BuchiCegarLoop]: Abstraction has 933 states and 1530 transitions. [2021-12-19 19:18:31,443 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 19:18:31,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 933 states and 1530 transitions. [2021-12-19 19:18:31,447 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2021-12-19 19:18:31,447 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:31,447 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:31,450 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,450 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,451 INFO L791 eck$LassoCheckResult]: Stem: 18867#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 18849#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18799#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18800#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18859#L129 assume 0 == read_history_bool_~history_id#1; 18409#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18295#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18663#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18468#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 18469#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18801#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18984#L129 assume 0 == read_history_bool_~history_id#1; 18979#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18972#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18971#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18970#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 18969#L74-2 assume !!(add_history_type_~var~0#1 < 3); 18928#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18966#L129 assume 0 == read_history_bool_~history_id#1; 18962#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18957#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18956#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18936#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 18927#L74-2 assume !(add_history_type_~var~0#1 < 3); 18869#L74-3 add_history_type_#res#1 := 1; 18868#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 18538#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18338#L74-6 assume !!(add_history_type_~var~0#1 < 3); 18339#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18522#L129-3 assume 0 == read_history_bool_~history_id#1; 18559#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18501#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18750#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18473#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 18575#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18738#L74-10 assume !!(add_history_type_~var~0#1 < 3); 18710#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18614#L129-6 assume 0 == read_history_bool_~history_id#1; 18615#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18357#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18622#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18447#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 18775#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18860#L74-14 assume !!(add_history_type_~var~0#1 < 3); 18576#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18580#L129-9 assume 0 == read_history_bool_~history_id#1; 18946#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18934#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18425#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18415#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 18660#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 18783#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 18411#L37 assume !(0 == assume_abort_if_not_~cond#1); 18412#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 18336#L507-2 [2021-12-19 19:18:31,451 INFO L793 eck$LassoCheckResult]: Loop: 18336#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 18337#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 18454#L194-2 assume { :end_inline_write_history_bool } true; 18700#L348 assume 0 != ~gate1Failed~0 % 256; 18450#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 18451#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 18471#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 18664#L184-2 assume !(0 == write_history_bool_~history_id#1); 18391#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 18392#L194-5 assume { :end_inline_write_history_bool } true; 18431#L379 assume 0 != ~gate2Failed~0 % 256; 18651#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 18652#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 18834#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 18296#L184-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 18297#L194-8 assume { :end_inline_write_history_bool } true; 18422#L410 assume 0 != ~gate3Failed~0 % 256; 18790#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 18608#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 18609#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 18677#L444 assume ~VALUE1~0 == ~VALUE2~0; 18753#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 18275#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 18593#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 18527#L169-2 assume { :end_inline_write_history_int8 } true; 18702#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 18627#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 18628#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 18456#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 18457#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18597#L129-12 assume 0 == read_history_bool_~history_id#1; 18647#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18313#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 18314#L265 assume !(0 == check_~tmp___3~0#1 % 256); 18405#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 18709#L109-7 assume 3 == read_history_int8_~history_id#1; 18406#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 18407#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 18452#L304 assume !(check_~tmp___10~0#1 > -2); 18543#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 18715#L109-9 assume 3 == read_history_int8_~history_id#1; 18717#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 18602#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 18603#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 18731#L324-1 check_#res#1 := 1; 18404#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 18774#L531-72 assume !(0 == assert_~arg#1 % 256); 18555#L526-36 assume { :end_inline_assert } true; 18336#L507-2 [2021-12-19 19:18:31,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 2 times [2021-12-19 19:18:31,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90815713] [2021-12-19 19:18:31,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,515 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:31,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90815713] [2021-12-19 19:18:31,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90815713] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:31,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660535194] [2021-12-19 19:18:31,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,516 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:31,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,517 INFO L85 PathProgramCache]: Analyzing trace with hash -504936344, now seen corresponding path program 1 times [2021-12-19 19:18:31,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963537231] [2021-12-19 19:18:31,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:31,544 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963537231] [2021-12-19 19:18:31,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963537231] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,544 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:31,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076623771] [2021-12-19 19:18:31,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,546 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:31,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:31,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:18:31,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:18:31,547 INFO L87 Difference]: Start difference. First operand 933 states and 1530 transitions. cyclomatic complexity: 605 Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:31,569 INFO L93 Difference]: Finished difference Result 945 states and 1544 transitions. [2021-12-19 19:18:31,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:18:31,570 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 945 states and 1544 transitions. [2021-12-19 19:18:31,575 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 238 [2021-12-19 19:18:31,580 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 945 states to 945 states and 1544 transitions. [2021-12-19 19:18:31,581 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 513 [2021-12-19 19:18:31,581 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 513 [2021-12-19 19:18:31,581 INFO L73 IsDeterministic]: Start isDeterministic. Operand 945 states and 1544 transitions. [2021-12-19 19:18:31,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:31,581 INFO L681 BuchiCegarLoop]: Abstraction has 945 states and 1544 transitions. [2021-12-19 19:18:31,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states and 1544 transitions. [2021-12-19 19:18:31,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 931. [2021-12-19 19:18:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 931 states, 931 states have (on average 1.6380236305048335) internal successors, (1525), 930 states have internal predecessors, (1525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 931 states and 1525 transitions. [2021-12-19 19:18:31,595 INFO L704 BuchiCegarLoop]: Abstraction has 931 states and 1525 transitions. [2021-12-19 19:18:31,595 INFO L587 BuchiCegarLoop]: Abstraction has 931 states and 1525 transitions. [2021-12-19 19:18:31,595 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-19 19:18:31,595 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 931 states and 1525 transitions. [2021-12-19 19:18:31,599 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 225 [2021-12-19 19:18:31,599 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:31,599 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:31,600 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,600 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,601 INFO L791 eck$LassoCheckResult]: Stem: 20745#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 20727#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20677#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20678#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20738#L129 assume 0 == read_history_bool_~history_id#1; 20295#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20182#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20548#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20353#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 20354#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20679#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20882#L129 assume 0 == read_history_bool_~history_id#1; 20878#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20873#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20872#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20871#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 20870#L74-2 assume !!(add_history_type_~var~0#1 < 3); 20855#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20867#L129 assume 0 == read_history_bool_~history_id#1; 20863#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20858#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20857#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20856#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 20854#L74-2 assume !(add_history_type_~var~0#1 < 3); 20747#L74-3 add_history_type_#res#1 := 1; 20746#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 20424#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20224#L74-6 assume !!(add_history_type_~var~0#1 < 3); 20225#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20407#L129-3 assume 0 == read_history_bool_~history_id#1; 20445#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20386#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20634#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20358#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 20461#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20622#L74-10 assume !!(add_history_type_~var~0#1 < 3); 20592#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20499#L129-6 assume 0 == read_history_bool_~history_id#1; 20500#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20243#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20507#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20332#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 20658#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20739#L74-14 assume !!(add_history_type_~var~0#1 < 3); 20462#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20466#L129-9 assume 0 == read_history_bool_~history_id#1; 20565#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20260#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20261#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20301#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 20545#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 20664#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 20297#L37 assume !(0 == assume_abort_if_not_~cond#1); 20298#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 20222#L507-2 [2021-12-19 19:18:31,601 INFO L793 eck$LassoCheckResult]: Loop: 20222#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 20223#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 20339#L194-2 assume { :end_inline_write_history_bool } true; 20582#L348 assume 0 != ~gate1Failed~0 % 256; 20335#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 20336#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 20356#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 20549#L184-2 assume !(0 == write_history_bool_~history_id#1); 20277#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 20278#L194-5 assume { :end_inline_write_history_bool } true; 20316#L379 assume 0 != ~gate2Failed~0 % 256; 20536#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 20537#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 20713#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 20183#L184-4 assume !(0 == write_history_bool_~history_id#1); 20184#L189-4 assume !(1 == write_history_bool_~history_id#1); 20421#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 20308#L194-8 assume { :end_inline_write_history_bool } true; 20309#L410 assume 0 != ~gate3Failed~0 % 256; 20669#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 20493#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 20494#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 20562#L444 assume ~VALUE1~0 == ~VALUE2~0; 20637#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 20162#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 20477#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 20413#L169-2 assume { :end_inline_write_history_int8 } true; 20584#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 20512#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 20513#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 20341#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 20342#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20481#L129-12 assume 0 == read_history_bool_~history_id#1; 20532#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20199#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 20200#L265 assume !(0 == check_~tmp___3~0#1 % 256); 20291#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 20591#L109-7 assume 3 == read_history_int8_~history_id#1; 20292#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 20293#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 20337#L304 assume !(check_~tmp___10~0#1 > -2); 20429#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 20600#L109-9 assume 3 == read_history_int8_~history_id#1; 20602#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 20486#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 20487#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 20615#L324-1 check_#res#1 := 1; 20290#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 20657#L531-72 assume !(0 == assert_~arg#1 % 256); 20441#L526-36 assume { :end_inline_assert } true; 20222#L507-2 [2021-12-19 19:18:31,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 3 times [2021-12-19 19:18:31,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700885673] [2021-12-19 19:18:31,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,635 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:31,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700885673] [2021-12-19 19:18:31,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700885673] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,635 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:31,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611967558] [2021-12-19 19:18:31,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,636 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:31,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1911560003, now seen corresponding path program 1 times [2021-12-19 19:18:31,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856665678] [2021-12-19 19:18:31,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:31,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856665678] [2021-12-19 19:18:31,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856665678] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,677 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:31,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534559078] [2021-12-19 19:18:31,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,678 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:31,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:31,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:18:31,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:18:31,679 INFO L87 Difference]: Start difference. First operand 931 states and 1525 transitions. cyclomatic complexity: 602 Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:31,697 INFO L93 Difference]: Finished difference Result 1137 states and 1850 transitions. [2021-12-19 19:18:31,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:18:31,698 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1137 states and 1850 transitions. [2021-12-19 19:18:31,704 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 431 [2021-12-19 19:18:31,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1137 states to 1137 states and 1850 transitions. [2021-12-19 19:18:31,709 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 705 [2021-12-19 19:18:31,710 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 705 [2021-12-19 19:18:31,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1137 states and 1850 transitions. [2021-12-19 19:18:31,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:31,710 INFO L681 BuchiCegarLoop]: Abstraction has 1137 states and 1850 transitions. [2021-12-19 19:18:31,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1137 states and 1850 transitions. [2021-12-19 19:18:31,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1137 to 979. [2021-12-19 19:18:31,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 979 states, 979 states have (on average 1.6251276813074567) internal successors, (1591), 978 states have internal predecessors, (1591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 979 states and 1591 transitions. [2021-12-19 19:18:31,725 INFO L704 BuchiCegarLoop]: Abstraction has 979 states and 1591 transitions. [2021-12-19 19:18:31,725 INFO L587 BuchiCegarLoop]: Abstraction has 979 states and 1591 transitions. [2021-12-19 19:18:31,725 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-19 19:18:31,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 979 states and 1591 transitions. [2021-12-19 19:18:31,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 273 [2021-12-19 19:18:31,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:31,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:31,729 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,729 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,729 INFO L791 eck$LassoCheckResult]: Stem: 22841#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 22814#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22763#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22764#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22828#L129 assume 0 == read_history_bool_~history_id#1; 22371#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22259#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22626#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22430#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 22431#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22765#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22967#L129 assume 0 == read_history_bool_~history_id#1; 22961#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22953#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22952#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22944#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 22943#L74-2 assume !!(add_history_type_~var~0#1 < 3); 22866#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22941#L129 assume 0 == read_history_bool_~history_id#1; 22898#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22893#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22892#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22872#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 22865#L74-2 assume !(add_history_type_~var~0#1 < 3); 22843#L74-3 add_history_type_#res#1 := 1; 22842#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 22501#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22301#L74-6 assume !!(add_history_type_~var~0#1 < 3); 22302#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22485#L129-3 assume 0 == read_history_bool_~history_id#1; 22522#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22464#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22715#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22435#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 22538#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22703#L74-10 assume !!(add_history_type_~var~0#1 < 3); 22672#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22576#L129-6 assume 0 == read_history_bool_~history_id#1; 22577#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22319#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22585#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22409#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 22739#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22832#L74-14 assume !!(add_history_type_~var~0#1 < 3); 22539#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22543#L129-9 assume 0 == read_history_bool_~history_id#1; 22644#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22336#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22337#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22377#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 22623#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 22745#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 22373#L37 assume !(0 == assume_abort_if_not_~cond#1); 22374#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 22299#L507-2 [2021-12-19 19:18:31,730 INFO L793 eck$LassoCheckResult]: Loop: 22299#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 22300#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 22416#L194-2 assume { :end_inline_write_history_bool } true; 22661#L348 assume 0 != ~gate1Failed~0 % 256; 22412#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 22413#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 22693#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 22627#L184-2 assume !(0 == write_history_bool_~history_id#1); 22353#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 22354#L194-5 assume { :end_inline_write_history_bool } true; 22393#L379 assume 0 != ~gate2Failed~0 % 256; 22614#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 22615#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 22799#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 22260#L184-4 assume !(0 == write_history_bool_~history_id#1); 22261#L189-4 assume !(1 == write_history_bool_~history_id#1); 22498#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 22384#L194-8 assume { :end_inline_write_history_bool } true; 22385#L410 assume 0 != ~gate3Failed~0 % 256; 22753#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 22825#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 22640#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 22641#L444 assume ~VALUE1~0 == ~VALUE2~0; 22718#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 22239#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 22555#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 22663#L169-2 assume { :end_inline_write_history_int8 } true; 22664#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 22591#L252 assume !(0 == ~gate1Failed~0 % 256); 22592#L255 assume 0 == ~gate2Failed~0 % 256;check_~tmp~2#1 := 1; 22698#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 22418#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 22419#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22559#L129-12 assume 0 == read_history_bool_~history_id#1; 22610#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22276#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 22277#L265 assume !(0 == check_~tmp___3~0#1 % 256); 22367#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 22671#L109-7 assume 3 == read_history_int8_~history_id#1; 22368#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 22369#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 22414#L304 assume !(check_~tmp___10~0#1 > -2); 22506#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 22677#L109-9 assume 3 == read_history_int8_~history_id#1; 22679#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 22564#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 22565#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 22695#L324-1 check_#res#1 := 1; 22366#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 22738#L531-72 assume !(0 == assert_~arg#1 % 256); 22518#L526-36 assume { :end_inline_assert } true; 22299#L507-2 [2021-12-19 19:18:31,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 4 times [2021-12-19 19:18:31,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539785858] [2021-12-19 19:18:31,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,757 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:31,757 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539785858] [2021-12-19 19:18:31,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539785858] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,757 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,758 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:31,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059678087] [2021-12-19 19:18:31,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,758 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:31,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,759 INFO L85 PathProgramCache]: Analyzing trace with hash 116564474, now seen corresponding path program 1 times [2021-12-19 19:18:31,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172193294] [2021-12-19 19:18:31,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:31,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172193294] [2021-12-19 19:18:31,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172193294] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:31,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355966818] [2021-12-19 19:18:31,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,781 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:31,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:31,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:18:31,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:18:31,782 INFO L87 Difference]: Start difference. First operand 979 states and 1591 transitions. cyclomatic complexity: 620 Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:31,801 INFO L93 Difference]: Finished difference Result 1223 states and 1971 transitions. [2021-12-19 19:18:31,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:18:31,801 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1223 states and 1971 transitions. [2021-12-19 19:18:31,807 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 517 [2021-12-19 19:18:31,812 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1223 states to 1223 states and 1971 transitions. [2021-12-19 19:18:31,813 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 791 [2021-12-19 19:18:31,813 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 791 [2021-12-19 19:18:31,814 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1223 states and 1971 transitions. [2021-12-19 19:18:31,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:31,814 INFO L681 BuchiCegarLoop]: Abstraction has 1223 states and 1971 transitions. [2021-12-19 19:18:31,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1223 states and 1971 transitions. [2021-12-19 19:18:31,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1223 to 1046. [2021-12-19 19:18:31,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1046 states, 1046 states have (on average 1.6108986615678775) internal successors, (1685), 1045 states have internal predecessors, (1685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1685 transitions. [2021-12-19 19:18:31,829 INFO L704 BuchiCegarLoop]: Abstraction has 1046 states and 1685 transitions. [2021-12-19 19:18:31,829 INFO L587 BuchiCegarLoop]: Abstraction has 1046 states and 1685 transitions. [2021-12-19 19:18:31,830 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-19 19:18:31,830 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1046 states and 1685 transitions. [2021-12-19 19:18:31,833 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 340 [2021-12-19 19:18:31,833 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:31,833 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:31,834 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,835 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,835 INFO L791 eck$LassoCheckResult]: Stem: 25040#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 25014#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24964#L74-2 assume !!(add_history_type_~var~0#1 < 3); 24965#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 25025#L129 assume 0 == read_history_bool_~history_id#1; 24583#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24470#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24836#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 24641#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 24642#L74-2 assume !!(add_history_type_~var~0#1 < 3); 24966#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 25130#L129 assume 0 == read_history_bool_~history_id#1; 25122#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 25116#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 25113#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 25107#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 25105#L74-2 assume !!(add_history_type_~var~0#1 < 3); 25064#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 25100#L129 assume 0 == read_history_bool_~history_id#1; 25094#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 25089#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 25085#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 25084#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 25063#L74-2 assume !(add_history_type_~var~0#1 < 3); 25042#L74-3 add_history_type_#res#1 := 1; 25041#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 24713#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24512#L74-6 assume !!(add_history_type_~var~0#1 < 3); 24513#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24696#L129-3 assume 0 == read_history_bool_~history_id#1; 24734#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24675#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24920#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24646#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 24750#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24908#L74-10 assume !!(add_history_type_~var~0#1 < 3); 24879#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24787#L129-6 assume 0 == read_history_bool_~history_id#1; 24788#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24531#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24795#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24620#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 24944#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 25027#L74-14 assume !!(add_history_type_~var~0#1 < 3); 24751#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24755#L129-9 assume 0 == read_history_bool_~history_id#1; 24853#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24548#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24549#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24589#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 24833#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 24951#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 24585#L37 assume !(0 == assume_abort_if_not_~cond#1); 24586#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 24510#L507-2 [2021-12-19 19:18:31,835 INFO L793 eck$LassoCheckResult]: Loop: 24510#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 24511#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 24627#L194-2 assume { :end_inline_write_history_bool } true; 24869#L348 assume 0 != ~gate1Failed~0 % 256; 24623#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 24624#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 24899#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 24837#L184-2 assume !(0 == write_history_bool_~history_id#1); 24565#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 24566#L194-5 assume { :end_inline_write_history_bool } true; 24604#L379 assume 0 != ~gate2Failed~0 % 256; 24824#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 24825#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 25038#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 24471#L184-4 assume !(0 == write_history_bool_~history_id#1); 24472#L189-4 assume !(1 == write_history_bool_~history_id#1); 24710#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 24596#L194-8 assume { :end_inline_write_history_bool } true; 24597#L410 assume 0 != ~gate3Failed~0 % 256; 24956#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 24781#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 24782#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 24850#L444 assume ~VALUE1~0 == ~VALUE2~0; 24923#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 24450#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 24766#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 24702#L169-2 assume { :end_inline_write_history_int8 } true; 24871#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 24801#L252 assume !(0 == ~gate1Failed~0 % 256); 24802#L255 assume !(0 == ~gate2Failed~0 % 256); 24904#L258 assume 0 == ~gate3Failed~0 % 256;check_~tmp~2#1 := 1; 25010#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 24629#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 24630#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24770#L129-12 assume 0 == read_history_bool_~history_id#1; 24820#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24487#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 24488#L265 assume !(0 == check_~tmp___3~0#1 % 256); 24579#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 24878#L109-7 assume 3 == read_history_int8_~history_id#1; 24580#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 24581#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 24625#L304 assume !(check_~tmp___10~0#1 > -2); 24718#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 24885#L109-9 assume 3 == read_history_int8_~history_id#1; 24887#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 24775#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 24776#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 24901#L324-1 check_#res#1 := 1; 24578#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 24943#L531-72 assume !(0 == assert_~arg#1 % 256); 24730#L526-36 assume { :end_inline_assert } true; 24510#L507-2 [2021-12-19 19:18:31,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 5 times [2021-12-19 19:18:31,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33947788] [2021-12-19 19:18:31,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,861 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:31,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33947788] [2021-12-19 19:18:31,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33947788] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,862 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:31,862 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055042659] [2021-12-19 19:18:31,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,863 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:31,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1294068930, now seen corresponding path program 1 times [2021-12-19 19:18:31,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162394727] [2021-12-19 19:18:31,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:31,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162394727] [2021-12-19 19:18:31,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162394727] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:31,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974093630] [2021-12-19 19:18:31,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,883 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:31,883 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:31,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 19:18:31,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 19:18:31,884 INFO L87 Difference]: Start difference. First operand 1046 states and 1685 transitions. cyclomatic complexity: 647 Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:31,902 INFO L93 Difference]: Finished difference Result 1326 states and 2119 transitions. [2021-12-19 19:18:31,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 19:18:31,903 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1326 states and 2119 transitions. [2021-12-19 19:18:31,909 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 620 [2021-12-19 19:18:31,915 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1326 states to 1326 states and 2119 transitions. [2021-12-19 19:18:31,915 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 894 [2021-12-19 19:18:31,916 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 894 [2021-12-19 19:18:31,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1326 states and 2119 transitions. [2021-12-19 19:18:31,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:31,917 INFO L681 BuchiCegarLoop]: Abstraction has 1326 states and 2119 transitions. [2021-12-19 19:18:31,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states and 2119 transitions. [2021-12-19 19:18:31,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 1117. [2021-12-19 19:18:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1117 states, 1117 states have (on average 1.603401969561325) internal successors, (1791), 1116 states have internal predecessors, (1791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 1117 states and 1791 transitions. [2021-12-19 19:18:31,934 INFO L704 BuchiCegarLoop]: Abstraction has 1117 states and 1791 transitions. [2021-12-19 19:18:31,934 INFO L587 BuchiCegarLoop]: Abstraction has 1117 states and 1791 transitions. [2021-12-19 19:18:31,934 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-19 19:18:31,934 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1117 states and 1791 transitions. [2021-12-19 19:18:31,937 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 411 [2021-12-19 19:18:31,938 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:31,938 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:31,939 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,939 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:31,939 INFO L791 eck$LassoCheckResult]: Stem: 27434#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 27410#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 27355#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27356#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27712#L129 assume 0 == read_history_bool_~history_id#1; 27722#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27719#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27718#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27717#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 27715#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27716#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27708#L129 assume 0 == read_history_bool_~history_id#1; 27703#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27698#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27697#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27024#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 27025#L74-2 assume !!(add_history_type_~var~0#1 < 3); 27357#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27422#L129 assume 0 == read_history_bool_~history_id#1; 26963#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26851#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27222#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27223#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 27512#L74-2 assume !(add_history_type_~var~0#1 < 3); 27436#L74-3 add_history_type_#res#1 := 1; 27435#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 27097#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 26893#L74-6 assume !!(add_history_type_~var~0#1 < 3); 26894#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27079#L129-3 assume 0 == read_history_bool_~history_id#1; 27118#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27058#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27309#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 27029#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 27134#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 27297#L74-10 assume !!(add_history_type_~var~0#1 < 3); 27267#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27268#L129-6 assume 0 == read_history_bool_~history_id#1; 27730#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27270#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27180#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 27003#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 27336#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 27425#L74-14 assume !!(add_history_type_~var~0#1 < 3); 27135#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27139#L129-9 assume 0 == read_history_bool_~history_id#1; 27452#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27447#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 26981#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 26972#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 27219#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 27342#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 26965#L37 assume !(0 == assume_abort_if_not_~cond#1); 26966#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 26891#L507-2 [2021-12-19 19:18:31,939 INFO L793 eck$LassoCheckResult]: Loop: 26891#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 26892#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 27010#L194-2 assume { :end_inline_write_history_bool } true; 27257#L348 assume 0 != ~gate1Failed~0 % 256; 27006#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 27007#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 27424#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 27943#L184-2 assume !(0 == write_history_bool_~history_id#1); 27942#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 27941#L194-5 assume { :end_inline_write_history_bool } true; 27939#L379 assume 0 != ~gate2Failed~0 % 256; 27940#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 27944#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 27843#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 27841#L184-4 assume !(0 == write_history_bool_~history_id#1); 27839#L189-4 assume !(1 == write_history_bool_~history_id#1); 27837#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 27835#L194-8 assume { :end_inline_write_history_bool } true; 27833#L410 assume 0 != ~gate3Failed~0 % 256; 27420#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 27166#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 27167#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 27237#L444 assume ~VALUE1~0 == ~VALUE2~0; 27312#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 26831#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 27151#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 27085#L169-2 assume { :end_inline_write_history_int8 } true; 27259#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 27185#L252 assume !(0 == ~gate1Failed~0 % 256); 27186#L255 assume !(0 == ~gate2Failed~0 % 256); 27293#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 27406#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 27012#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 27013#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27155#L129-12 assume 0 == read_history_bool_~history_id#1; 27206#L130-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26871#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 26872#L265 assume !(0 == check_~tmp___3~0#1 % 256); 26959#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 27266#L109-7 assume 3 == read_history_int8_~history_id#1; 26960#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 26961#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 27008#L304 assume !(check_~tmp___10~0#1 > -2); 27102#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 27274#L109-9 assume 3 == read_history_int8_~history_id#1; 27276#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 27160#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 27161#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 27290#L324-1 check_#res#1 := 1; 26958#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 27335#L531-72 assume !(0 == assert_~arg#1 % 256); 27114#L526-36 assume { :end_inline_assert } true; 26891#L507-2 [2021-12-19 19:18:31,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 6 times [2021-12-19 19:18:31,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119229876] [2021-12-19 19:18:31,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:31,965 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:31,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:31,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119229876] [2021-12-19 19:18:31,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119229876] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:31,966 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:31,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:31,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527307915] [2021-12-19 19:18:31,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:31,967 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:31,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:31,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1075214212, now seen corresponding path program 1 times [2021-12-19 19:18:31,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:31,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522160078] [2021-12-19 19:18:31,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:31,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:32,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:32,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:32,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522160078] [2021-12-19 19:18:32,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522160078] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:32,007 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:32,007 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 19:18:32,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855789171] [2021-12-19 19:18:32,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:32,008 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:32,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:32,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 19:18:32,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 19:18:32,009 INFO L87 Difference]: Start difference. First operand 1117 states and 1791 transitions. cyclomatic complexity: 682 Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:32,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:32,270 INFO L93 Difference]: Finished difference Result 1675 states and 2563 transitions. [2021-12-19 19:18:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 19:18:32,271 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1675 states and 2563 transitions. [2021-12-19 19:18:32,279 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 425 [2021-12-19 19:18:32,286 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1675 states to 1675 states and 2563 transitions. [2021-12-19 19:18:32,286 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1076 [2021-12-19 19:18:32,287 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1076 [2021-12-19 19:18:32,287 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1675 states and 2563 transitions. [2021-12-19 19:18:32,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:32,287 INFO L681 BuchiCegarLoop]: Abstraction has 1675 states and 2563 transitions. [2021-12-19 19:18:32,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1675 states and 2563 transitions. [2021-12-19 19:18:32,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1675 to 1117. [2021-12-19 19:18:32,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1117 states, 1117 states have (on average 1.5872873769024172) internal successors, (1773), 1116 states have internal predecessors, (1773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:32,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 1117 states and 1773 transitions. [2021-12-19 19:18:32,305 INFO L704 BuchiCegarLoop]: Abstraction has 1117 states and 1773 transitions. [2021-12-19 19:18:32,305 INFO L587 BuchiCegarLoop]: Abstraction has 1117 states and 1773 transitions. [2021-12-19 19:18:32,305 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-12-19 19:18:32,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1117 states and 1773 transitions. [2021-12-19 19:18:32,308 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 411 [2021-12-19 19:18:32,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:32,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:32,310 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:32,310 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:32,310 INFO L791 eck$LassoCheckResult]: Stem: 30264#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 30232#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 30168#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30169#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30260#L129 assume 0 == read_history_bool_~history_id#1; 29769#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29656#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30025#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 29826#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 29827#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30170#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30247#L129 assume 0 == read_history_bool_~history_id#1; 30499#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 30495#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30472#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 30429#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 30420#L74-2 assume !!(add_history_type_~var~0#1 < 3); 30268#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 30404#L129 assume 0 == read_history_bool_~history_id#1; 30401#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 30394#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30393#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 30377#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 30267#L74-2 assume !(add_history_type_~var~0#1 < 3); 30266#L74-3 add_history_type_#res#1 := 1; 30265#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 29897#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 29698#L74-6 assume !!(add_history_type_~var~0#1 < 3); 29699#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29884#L129-3 assume 0 == read_history_bool_~history_id#1; 29918#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29861#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 30112#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29831#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 29941#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 30100#L74-10 assume !!(add_history_type_~var~0#1 < 3); 30072#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29973#L129-6 assume 0 == read_history_bool_~history_id#1; 29974#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29716#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29981#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29805#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 30145#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 30107#L74-14 assume !!(add_history_type_~var~0#1 < 3); 29934#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29938#L129-9 assume 0 == read_history_bool_~history_id#1; 30043#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29731#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29732#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29773#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 30022#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 30152#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 29767#L37 assume !(0 == assume_abort_if_not_~cond#1); 29768#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 29696#L507-2 [2021-12-19 19:18:32,310 INFO L793 eck$LassoCheckResult]: Loop: 29696#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 29697#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 29812#L194-2 assume { :end_inline_write_history_bool } true; 30061#L348 assume 0 != ~gate1Failed~0 % 256; 29808#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 29809#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 30091#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 30026#L184-2 assume !(0 == write_history_bool_~history_id#1); 29749#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 29750#L194-5 assume { :end_inline_write_history_bool } true; 29789#L379 assume 0 != ~gate2Failed~0 % 256; 30013#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 30014#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 30259#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 30606#L184-4 assume !(0 == write_history_bool_~history_id#1); 30604#L189-4 assume !(1 == write_history_bool_~history_id#1); 30601#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 30599#L194-8 assume { :end_inline_write_history_bool } true; 30597#L410 assume 0 != ~gate3Failed~0 % 256; 30245#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 29966#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 29967#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 30740#L444 assume ~VALUE1~0 == ~VALUE2~0; 30720#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 30718#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 30716#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 30713#L169-2 assume { :end_inline_write_history_int8 } true; 30712#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 29987#L252 assume !(0 == ~gate1Failed~0 % 256); 29988#L255 assume !(0 == ~gate2Failed~0 % 256); 30096#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 30227#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 29814#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 29815#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29955#L129-12 assume 0 == read_history_bool_~history_id#1; 30009#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 30010#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 29673#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 29674#L265 assume !(0 == check_~tmp___3~0#1 % 256); 29763#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 30071#L109-7 assume 3 == read_history_int8_~history_id#1; 29764#L110-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 29765#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 29810#L304 assume !(check_~tmp___10~0#1 > -2); 29902#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 30077#L109-9 assume 3 == read_history_int8_~history_id#1; 30079#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 29956#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 29957#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 30093#L324-1 check_#res#1 := 1; 29762#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 30144#L531-72 assume !(0 == assert_~arg#1 % 256); 29914#L526-36 assume { :end_inline_assert } true; 29696#L507-2 [2021-12-19 19:18:32,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:32,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 7 times [2021-12-19 19:18:32,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:32,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724069645] [2021-12-19 19:18:32,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:32,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:32,335 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:32,336 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:32,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724069645] [2021-12-19 19:18:32,336 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724069645] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:32,336 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:32,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:32,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718666437] [2021-12-19 19:18:32,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:32,337 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:32,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:32,337 INFO L85 PathProgramCache]: Analyzing trace with hash 2145522460, now seen corresponding path program 1 times [2021-12-19 19:18:32,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:32,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763053593] [2021-12-19 19:18:32,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:32,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:32,367 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:32,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763053593] [2021-12-19 19:18:32,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763053593] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:32,368 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:32,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 19:18:32,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695745093] [2021-12-19 19:18:32,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:32,368 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:32,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:32,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 19:18:32,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 19:18:32,369 INFO L87 Difference]: Start difference. First operand 1117 states and 1773 transitions. cyclomatic complexity: 664 Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:32,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:32,464 INFO L93 Difference]: Finished difference Result 2054 states and 3250 transitions. [2021-12-19 19:18:32,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 19:18:32,465 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2054 states and 3250 transitions. [2021-12-19 19:18:32,478 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 803 [2021-12-19 19:18:32,488 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2054 states to 2054 states and 3250 transitions. [2021-12-19 19:18:32,488 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1319 [2021-12-19 19:18:32,490 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1319 [2021-12-19 19:18:32,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2054 states and 3250 transitions. [2021-12-19 19:18:32,490 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:32,490 INFO L681 BuchiCegarLoop]: Abstraction has 2054 states and 3250 transitions. [2021-12-19 19:18:32,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2054 states and 3250 transitions. [2021-12-19 19:18:32,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2054 to 1117. [2021-12-19 19:18:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1117 states, 1117 states have (on average 1.5863921217547001) internal successors, (1772), 1116 states have internal predecessors, (1772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:32,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 1117 states and 1772 transitions. [2021-12-19 19:18:32,510 INFO L704 BuchiCegarLoop]: Abstraction has 1117 states and 1772 transitions. [2021-12-19 19:18:32,510 INFO L587 BuchiCegarLoop]: Abstraction has 1117 states and 1772 transitions. [2021-12-19 19:18:32,510 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-12-19 19:18:32,511 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1117 states and 1772 transitions. [2021-12-19 19:18:32,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 411 [2021-12-19 19:18:32,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:32,514 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:32,515 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:32,515 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:32,516 INFO L791 eck$LassoCheckResult]: Stem: 33422#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 33391#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 33334#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33335#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33405#L129 assume 0 == read_history_bool_~history_id#1; 32951#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32840#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33203#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33011#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 33012#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33336#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33455#L129 assume 0 == read_history_bool_~history_id#1; 33449#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33444#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33443#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33442#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 33441#L74-2 assume !!(add_history_type_~var~0#1 < 3); 33426#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33440#L129 assume 0 == read_history_bool_~history_id#1; 33434#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33429#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33428#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 33427#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 33425#L74-2 assume !(add_history_type_~var~0#1 < 3); 33424#L74-3 add_history_type_#res#1 := 1; 33423#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 33080#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 32882#L74-6 assume !!(add_history_type_~var~0#1 < 3); 32883#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33065#L129-3 assume 0 == read_history_bool_~history_id#1; 33101#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 33044#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33287#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 33016#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 33117#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 33275#L74-10 assume !!(add_history_type_~var~0#1 < 3); 33247#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33154#L129-6 assume 0 == read_history_bool_~history_id#1; 33155#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32901#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 33162#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 32989#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 33313#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 33411#L74-14 assume !!(add_history_type_~var~0#1 < 3); 33118#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33122#L129-9 assume 0 == read_history_bool_~history_id#1; 33221#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32918#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 32919#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 32959#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 33200#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 33319#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 32953#L37 assume !(0 == assume_abort_if_not_~cond#1); 32954#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 32880#L507-2 [2021-12-19 19:18:32,516 INFO L793 eck$LassoCheckResult]: Loop: 32880#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 32881#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 32997#L194-2 assume { :end_inline_write_history_bool } true; 33237#L348 assume 0 != ~gate1Failed~0 % 256; 32992#L349 assume !(~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0);gate1_each_pals_period_#t~ite32#1 := ~g1v_new~0; 32993#L349-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite32#1 % 256 <= 127 then gate1_each_pals_period_#t~ite32#1 % 256 else gate1_each_pals_period_#t~ite32#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite32#1; 33410#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 33709#L184-2 assume !(0 == write_history_bool_~history_id#1); 33707#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 33705#L194-5 assume { :end_inline_write_history_bool } true; 33702#L379 assume 0 != ~gate2Failed~0 % 256; 33698#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 33696#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 33694#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 33692#L184-4 assume !(0 == write_history_bool_~history_id#1); 33690#L189-4 assume !(1 == write_history_bool_~history_id#1); 33688#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 33686#L194-8 assume { :end_inline_write_history_bool } true; 33684#L410 assume 0 != ~gate3Failed~0 % 256; 33401#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 33148#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 33149#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 33817#L444 assume ~VALUE1~0 == ~VALUE2~0; 33808#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 33802#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 33403#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 33070#L169-2 assume { :end_inline_write_history_int8 } true; 33239#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 33167#L252 assume !(0 == ~gate1Failed~0 % 256); 33168#L255 assume !(0 == ~gate2Failed~0 % 256); 33270#L258 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 33387#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 32999#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 33000#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 33137#L129-12 assume 0 == read_history_bool_~history_id#1; 33187#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 33188#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 32857#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 32858#L265 assume !(0 == check_~tmp___3~0#1 % 256); 32948#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 33246#L109-7 assume 3 == read_history_int8_~history_id#1; 32949#L110-7 assume !(0 == read_history_int8_~historyIndex#1); 32950#L113-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 32994#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 32995#L304 assume !(check_~tmp___10~0#1 > -2); 33085#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 33252#L109-9 assume 3 == read_history_int8_~history_id#1; 33254#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 33142#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 33143#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 33267#L324-1 check_#res#1 := 1; 32947#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 33312#L531-72 assume !(0 == assert_~arg#1 % 256); 33097#L526-36 assume { :end_inline_assert } true; 32880#L507-2 [2021-12-19 19:18:32,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:32,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 8 times [2021-12-19 19:18:32,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:32,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059414959] [2021-12-19 19:18:32,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:32,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:32,547 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:32,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059414959] [2021-12-19 19:18:32,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059414959] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:32,547 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:32,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:32,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044866823] [2021-12-19 19:18:32,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:32,549 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:32,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:32,550 INFO L85 PathProgramCache]: Analyzing trace with hash 501778986, now seen corresponding path program 1 times [2021-12-19 19:18:32,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:32,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262467723] [2021-12-19 19:18:32,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:32,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:32,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:32,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:32,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262467723] [2021-12-19 19:18:32,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262467723] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:32,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:32,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 19:18:32,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149577781] [2021-12-19 19:18:32,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:32,611 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:32,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:32,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 19:18:32,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 19:18:32,612 INFO L87 Difference]: Start difference. First operand 1117 states and 1772 transitions. cyclomatic complexity: 663 Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:32,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:32,636 INFO L93 Difference]: Finished difference Result 1119 states and 1773 transitions. [2021-12-19 19:18:32,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 19:18:32,636 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1119 states and 1773 transitions. [2021-12-19 19:18:32,641 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 390 [2021-12-19 19:18:32,646 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1119 states to 1096 states and 1739 transitions. [2021-12-19 19:18:32,646 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 664 [2021-12-19 19:18:32,647 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 664 [2021-12-19 19:18:32,647 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1096 states and 1739 transitions. [2021-12-19 19:18:32,647 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:32,648 INFO L681 BuchiCegarLoop]: Abstraction has 1096 states and 1739 transitions. [2021-12-19 19:18:32,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states and 1739 transitions. [2021-12-19 19:18:32,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 1096. [2021-12-19 19:18:32,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1096 states, 1096 states have (on average 1.5866788321167884) internal successors, (1739), 1095 states have internal predecessors, (1739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:32,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 1096 states and 1739 transitions. [2021-12-19 19:18:32,663 INFO L704 BuchiCegarLoop]: Abstraction has 1096 states and 1739 transitions. [2021-12-19 19:18:32,663 INFO L587 BuchiCegarLoop]: Abstraction has 1096 states and 1739 transitions. [2021-12-19 19:18:32,663 INFO L425 BuchiCegarLoop]: ======== Iteration 14============ [2021-12-19 19:18:32,663 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1096 states and 1739 transitions. [2021-12-19 19:18:32,666 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 390 [2021-12-19 19:18:32,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:32,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:32,668 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:32,668 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:32,668 INFO L791 eck$LassoCheckResult]: Stem: 35668#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 35648#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 35592#L74-2 assume !!(add_history_type_~var~0#1 < 3); 35593#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35805#L129 assume 0 == read_history_bool_~history_id#1; 35801#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35626#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35456#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 35258#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 35259#L74-2 assume !!(add_history_type_~var~0#1 < 3); 35594#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35660#L129 assume 0 == read_history_bool_~history_id#1; 35198#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35088#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35796#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 35795#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 35794#L74-2 assume !!(add_history_type_~var~0#1 < 3); 35779#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35791#L129 assume 0 == read_history_bool_~history_id#1; 35787#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35782#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35781#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 35780#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 35778#L74-2 assume !(add_history_type_~var~0#1 < 3); 35670#L74-3 add_history_type_#res#1 := 1; 35669#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 35329#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 35130#L74-6 assume !!(add_history_type_~var~0#1 < 3); 35131#L75-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35313#L129-3 assume 0 == read_history_bool_~history_id#1; 35350#L130-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35292#L161-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35546#L77-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 35263#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 35366#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 35534#L74-10 assume !!(add_history_type_~var~0#1 < 3); 35501#L75-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35503#L129-6 assume 0 == read_history_bool_~history_id#1; 35991#L130-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35977#L161-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35413#L77-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 35236#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 35571#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 35661#L74-14 assume !!(add_history_type_~var~0#1 < 3); 35367#L75-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35371#L129-9 assume 0 == read_history_bool_~history_id#1; 35473#L130-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35165#L161-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35166#L77-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 35206#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 35455#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 35577#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 35200#L37 assume !(0 == assume_abort_if_not_~cond#1); 35201#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 35128#L507-2 [2021-12-19 19:18:32,669 INFO L793 eck$LassoCheckResult]: Loop: 35128#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 35129#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 35244#L194-2 assume { :end_inline_write_history_bool } true; 35491#L348 assume !(0 != ~gate1Failed~0 % 256);gate1_each_pals_period_~tmp~3#1 := gate1_each_pals_period_#t~nondet33#1;havoc gate1_each_pals_period_#t~nondet33#1;gate1_each_pals_period_~next_state~0#1 := gate1_each_pals_period_~tmp~3#1; 35492#L354 assume 0 == gate1_each_pals_period_~next_state~0#1;gate1_each_pals_period_~tmp___0~3#1 := 1; 35475#L360-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == gate1_each_pals_period_~tmp___0~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 35476#L37-2 assume !(0 == assume_abort_if_not_~cond#1); 35497#L36-1 assume { :end_inline_assume_abort_if_not } true; 35290#L366 assume gate1_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0;gate1_each_pals_period_#t~ite34#1 := gate1_each_pals_period_~next_state~0#1; 35260#L366-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite34#1 % 256 <= 127 then gate1_each_pals_period_#t~ite34#1 % 256 else gate1_each_pals_period_#t~ite34#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite34#1; 35261#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 35974#L184-2 assume !(0 == write_history_bool_~history_id#1); 35973#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 35972#L194-5 assume { :end_inline_write_history_bool } true; 35970#L379 assume 0 != ~gate2Failed~0 % 256; 35971#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 36103#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 36102#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 36101#L184-4 assume !(0 == write_history_bool_~history_id#1); 36100#L189-4 assume !(1 == write_history_bool_~history_id#1); 36099#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 36098#L194-8 assume { :end_inline_write_history_bool } true; 36096#L410 assume 0 != ~gate3Failed~0 % 256; 36097#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 36142#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 36141#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 36140#L444 assume ~VALUE1~0 == ~VALUE2~0; 36132#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 36131#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 36129#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 36127#L169-2 assume { :end_inline_write_history_int8 } true; 36126#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 35916#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 35529#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 35246#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 35247#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35386#L129-12 assume 0 == read_history_bool_~history_id#1; 35440#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 35441#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 35105#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 35106#L265 assume !(0 == check_~tmp___3~0#1 % 256); 35195#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 35500#L109-7 assume !(3 == read_history_int8_~history_id#1);assume { :begin_inline_assert } true;assert_#in~arg#1 := 0;havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 35569#L531-54 assume !(0 == assert_~arg#1 % 256); 35512#L526-27 assume { :end_inline_assert } true;read_history_int8_#res#1 := -2; 35241#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 35242#L304 assume !(check_~tmp___10~0#1 > -2); 35334#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 35509#L109-9 assume 3 == read_history_int8_~history_id#1; 35511#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 35387#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 35388#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 35526#L324-1 check_#res#1 := 1; 35194#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 35570#L531-72 assume !(0 == assert_~arg#1 % 256); 35346#L526-36 assume { :end_inline_assert } true; 35128#L507-2 [2021-12-19 19:18:32,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:32,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 9 times [2021-12-19 19:18:32,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:32,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396276282] [2021-12-19 19:18:32,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:32,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:32,704 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:32,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:32,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396276282] [2021-12-19 19:18:32,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396276282] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:32,705 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:32,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:32,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363220511] [2021-12-19 19:18:32,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:32,705 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:32,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:32,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1595885665, now seen corresponding path program 1 times [2021-12-19 19:18:32,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:32,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263783581] [2021-12-19 19:18:32,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:32,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:32,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 19:18:32,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:32,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263783581] [2021-12-19 19:18:32,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263783581] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:32,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:32,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 19:18:32,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721220363] [2021-12-19 19:18:32,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:32,734 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-19 19:18:32,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 19:18:32,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 19:18:32,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-19 19:18:32,735 INFO L87 Difference]: Start difference. First operand 1096 states and 1739 transitions. cyclomatic complexity: 651 Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:32,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 19:18:32,809 INFO L93 Difference]: Finished difference Result 1318 states and 2006 transitions. [2021-12-19 19:18:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-19 19:18:32,810 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1318 states and 2006 transitions. [2021-12-19 19:18:32,815 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 780 [2021-12-19 19:18:32,826 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1318 states to 1318 states and 2006 transitions. [2021-12-19 19:18:32,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 997 [2021-12-19 19:18:32,827 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 997 [2021-12-19 19:18:32,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1318 states and 2006 transitions. [2021-12-19 19:18:32,828 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 19:18:32,828 INFO L681 BuchiCegarLoop]: Abstraction has 1318 states and 2006 transitions. [2021-12-19 19:18:32,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1318 states and 2006 transitions. [2021-12-19 19:18:32,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1318 to 919. [2021-12-19 19:18:32,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 919 states, 919 states have (on average 1.5538628944504898) internal successors, (1428), 918 states have internal predecessors, (1428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 19:18:32,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1428 transitions. [2021-12-19 19:18:32,841 INFO L704 BuchiCegarLoop]: Abstraction has 919 states and 1428 transitions. [2021-12-19 19:18:32,841 INFO L587 BuchiCegarLoop]: Abstraction has 919 states and 1428 transitions. [2021-12-19 19:18:32,841 INFO L425 BuchiCegarLoop]: ======== Iteration 15============ [2021-12-19 19:18:32,842 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 919 states and 1428 transitions. [2021-12-19 19:18:32,845 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 390 [2021-12-19 19:18:32,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 19:18:32,845 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 19:18:32,846 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:32,846 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 19:18:32,846 INFO L791 eck$LassoCheckResult]: Stem: 38000#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 37944#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~nondet55#1, main_#t~nondet56#1, main_#t~nondet57#1, main_#t~nondet58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~ret61#1, main_#t~ret62#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate2Failed~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate3Failed~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~VALUE1~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~VALUE2~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~VALUE3~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate1Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate1Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate1Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~gate2Failed_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~gate2Failed_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~gate2Failed_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;~gate3Failed_History_0~0 := main_#t~nondet55#1;havoc main_#t~nondet55#1;~gate3Failed_History_1~0 := main_#t~nondet56#1;havoc main_#t~nondet56#1;~gate3Failed_History_2~0 := main_#t~nondet57#1;havoc main_#t~nondet57#1;~votedValue_History_0~0 := main_#t~nondet58#1;havoc main_#t~nondet58#1;~votedValue_History_1~0 := main_#t~nondet59#1;havoc main_#t~nondet59#1;~votedValue_History_2~0 := main_#t~nondet60#1;havoc main_#t~nondet60#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 37800#L74-2 assume !!(add_history_type_~var~0#1 < 3); 37801#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38258#L129 assume 0 == read_history_bool_~history_id#1; 38252#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38247#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 38246#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 38245#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 38244#L74-2 assume !!(add_history_type_~var~0#1 < 3); 38243#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38240#L129 assume 0 == read_history_bool_~history_id#1; 38236#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38231#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 38230#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 37764#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 37765#L74-2 assume !!(add_history_type_~var~0#1 < 3); 37802#L75 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37962#L129 assume 0 == read_history_bool_~history_id#1; 37693#L130 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 37521#L161 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 37896#L77 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 37978#L93-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 38228#L74-2 assume !(add_history_type_~var~0#1 < 3); 38002#L74-3 add_history_type_#res#1 := 1; 38001#L101 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 37856#L213 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 37614#L74-6 assume !!(add_history_type_~var~0#1 < 3); 37615#L75-2 assume !(0 == add_history_type_~history_id#1); 37830#L81-2 assume 1 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 1, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37945#L129-4 assume 0 == read_history_bool_~history_id#1; 37620#L130-4 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 37621#L161-4 add_history_type_#t~ret5#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp___0~0#1 := add_history_type_#t~ret5#1 % 256;havoc add_history_type_#t~ret5#1; 37703#L83-1 assume !(add_history_type_~tmp___0~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 37674#L101-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 37583#L217 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 37584#L74-10 assume !!(add_history_type_~var~0#1 < 3); 37998#L75-4 assume !(0 == add_history_type_~history_id#1); 37989#L81-4 assume 1 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 1, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37885#L129-7 assume 0 == read_history_bool_~history_id#1; 37886#L130-7 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 37664#L161-7 add_history_type_#t~ret5#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp___0~0#1 := add_history_type_#t~ret5#1 % 256;havoc add_history_type_#t~ret5#1; 37816#L83-2 assume !(add_history_type_~tmp___0~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 37732#L101-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 37735#L221 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 37984#L74-14 assume !!(add_history_type_~var~0#1 < 3); 37908#L75-6 assume !(0 == add_history_type_~history_id#1); 37909#L81-6 assume 1 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 1, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37590#L129-10 assume 0 == read_history_bool_~history_id#1; 37591#L130-10 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 37517#L161-10 add_history_type_#t~ret5#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp___0~0#1 := add_history_type_#t~ret5#1 % 256;havoc add_history_type_#t~ret5#1; 37706#L83-3 assume !(add_history_type_~tmp___0~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 37692#L101-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 37942#L225 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 37746#L228 main_#t~ret61#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret61#1;havoc main_#t~ret61#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 37695#L37 assume !(0 == assume_abort_if_not_~cond#1); 37696#L36 assume { :end_inline_assume_abort_if_not } true;~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 37602#L507-2 [2021-12-19 19:18:32,847 INFO L793 eck$LassoCheckResult]: Loop: 37602#L507-2 assume !false;assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~ite32#1, gate1_each_pals_period_#t~nondet33#1, gate1_each_pals_period_#t~ite34#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 37603#L184 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 37727#L194-2 assume { :end_inline_write_history_bool } true; 37993#L348 assume !(0 != ~gate1Failed~0 % 256);gate1_each_pals_period_~tmp~3#1 := gate1_each_pals_period_#t~nondet33#1;havoc gate1_each_pals_period_#t~nondet33#1;gate1_each_pals_period_~next_state~0#1 := gate1_each_pals_period_~tmp~3#1; 37958#L354 assume 0 == gate1_each_pals_period_~next_state~0#1;gate1_each_pals_period_~tmp___0~3#1 := 1; 37549#L360-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == gate1_each_pals_period_~tmp___0~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 37903#L37-2 assume !(0 == assume_abort_if_not_~cond#1); 37904#L36-1 assume { :end_inline_assume_abort_if_not } true; 37812#L366 assume gate1_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0;gate1_each_pals_period_#t~ite34#1 := gate1_each_pals_period_~next_state~0#1; 37769#L366-2 ~g1v_new~0 := (if gate1_each_pals_period_#t~ite34#1 % 256 <= 127 then gate1_each_pals_period_#t~ite34#1 % 256 else gate1_each_pals_period_#t~ite34#1 % 256 - 256);havoc gate1_each_pals_period_#t~ite34#1; 37537#L367 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet35#1, gate2_each_pals_period_#t~ite36#1, gate2_each_pals_period_#t~nondet37#1, gate2_each_pals_period_#t~ite38#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet35#1;havoc gate2_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 37538#L184-2 assume !(0 == write_history_bool_~history_id#1); 37675#L189-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 37676#L194-5 assume { :end_inline_write_history_bool } true; 37722#L379 assume 0 != ~gate2Failed~0 % 256; 37782#L380 assume !(~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0);gate2_each_pals_period_#t~ite36#1 := ~g2v_new~0; 37974#L380-2 ~g2v_new~0 := (if gate2_each_pals_period_#t~ite36#1 % 256 <= 127 then gate2_each_pals_period_#t~ite36#1 % 256 else gate2_each_pals_period_#t~ite36#1 % 256 - 256);havoc gate2_each_pals_period_#t~ite36#1; 37992#L398 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet39#1, gate3_each_pals_period_#t~ite40#1, gate3_each_pals_period_#t~nondet41#1, gate3_each_pals_period_#t~ite42#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet39#1;havoc gate3_each_pals_period_#t~nondet39#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 38326#L184-4 assume !(0 == write_history_bool_~history_id#1); 38325#L189-4 assume !(1 == write_history_bool_~history_id#1); 38324#L194-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 38323#L194-8 assume { :end_inline_write_history_bool } true; 38322#L410 assume 0 != ~gate3Failed~0 % 256; 37954#L411 assume !(~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0);gate3_each_pals_period_#t~ite40#1 := ~g3v_new~0; 37935#L411-2 ~g3v_new~0 := (if gate3_each_pals_period_#t~ite40#1 % 256 <= 127 then gate3_each_pals_period_#t~ite40#1 % 256 else gate3_each_pals_period_#t~ite40#1 % 256 - 256);havoc gate3_each_pals_period_#t~ite40#1; 37936#L429 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 37760#L444 assume ~VALUE1~0 == ~VALUE2~0; 37636#L445 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 37495#L464-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 37921#L169 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 37833#L169-2 assume { :end_inline_write_history_int8 } true; 37792#L470 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 37793#L252 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 37930#L258-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~2#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 37749#L37-8 assume !(0 == assume_abort_if_not_~cond#1); 37750#L36-4 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37923#L129-12 assume 0 == read_history_bool_~history_id#1; 37967#L130-12 assume !(0 == read_history_bool_~historyIndex#1); 37968#L133-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 37563#L161-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 37564#L265 assume !(0 == check_~tmp___3~0#1 % 256); 37685#L265-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 37986#L109-7 assume 3 == read_history_int8_~history_id#1; 37688#L110-7 assume !(0 == read_history_int8_~historyIndex#1); 37689#L113-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 37742#L121-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 37743#L304 assume !(check_~tmp___10~0#1 > -2); 37766#L304-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 37767#L109-9 assume 3 == read_history_int8_~history_id#1; 37996#L110-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 37780#L121-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 37541#L324 assume !(check_~tmp___11~0#1 != ~nomsg~0); 37543#L324-1 check_#res#1 := 1; 37683#L336 main_#t~ret62#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret62#1;havoc main_#t~ret62#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 37715#L531-72 assume !(0 == assert_~arg#1 % 256); 37883#L526-36 assume { :end_inline_assert } true; 37602#L507-2 [2021-12-19 19:18:32,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:32,848 INFO L85 PathProgramCache]: Analyzing trace with hash -970406643, now seen corresponding path program 1 times [2021-12-19 19:18:32,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:32,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385881169] [2021-12-19 19:18:32,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:32,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 19:18:32,882 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-19 19:18:32,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 19:18:32,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385881169] [2021-12-19 19:18:32,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385881169] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 19:18:32,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 19:18:32,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 19:18:32,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423112936] [2021-12-19 19:18:32,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 19:18:32,883 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 19:18:32,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 19:18:32,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1502221324, now seen corresponding path program 1 times [2021-12-19 19:18:32,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 19:18:32,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531161748] [2021-12-19 19:18:32,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 19:18:32,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 19:18:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:32,903 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 19:18:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 19:18:32,948 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 19:18:34,726 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 19:18:34,726 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 19:18:34,726 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 19:18:34,727 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 19:18:34,727 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 19:18:34,727 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:34,727 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 19:18:34,727 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 19:18:34,727 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration15_Loop [2021-12-19 19:18:34,727 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 19:18:34,727 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 19:18:34,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:34,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:35,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 19:18:38,925 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 19:18:38,925 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 19:18:38,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:38,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:38,927 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) [2021-12-19 19:18:38,936 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 [2021-12-19 19:18:38,937 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:38,937 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:38,957 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:38,957 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_assert_#in~arg#1=1, ULTIMATE.start_assert_~arg#1=1} Honda state: {ULTIMATE.start_assert_#in~arg#1=1, ULTIMATE.start_assert_~arg#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:38,976 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 [2021-12-19 19:18:38,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:38,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:38,977 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) [2021-12-19 19:18:38,977 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 [2021-12-19 19:18:38,979 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:38,979 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:38,985 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:38,985 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___8~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___8~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-19 19:18:39,001 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,002 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) [2021-12-19 19:18:39,002 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 [2021-12-19 19:18:39,003 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,004 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,010 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,010 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___4~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___4~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,025 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 [2021-12-19 19:18:39,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,026 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) [2021-12-19 19:18:39,028 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 [2021-12-19 19:18:39,029 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,029 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,036 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,036 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___0~2#1=0} Honda state: {ULTIMATE.start_check_~tmp___0~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-19 19:18:39,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,052 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) [2021-12-19 19:18:39,054 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,054 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,068 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 [2021-12-19 19:18:39,072 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,072 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_write_history_int8_#in~history_id#1=3, ULTIMATE.start_write_history_int8_~history_id#1=3} Honda state: {ULTIMATE.start_write_history_int8_#in~history_id#1=3, ULTIMATE.start_write_history_int8_~history_id#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,087 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-19 19:18:39,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,088 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) [2021-12-19 19:18:39,089 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 [2021-12-19 19:18:39,090 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,090 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,097 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,097 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___13~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___13~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,112 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 [2021-12-19 19:18:39,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,113 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) [2021-12-19 19:18:39,114 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 [2021-12-19 19:18:39,115 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,116 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,151 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,152 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_read_history_bool_~history_id#1=0, ULTIMATE.start_read_history_bool_#in~history_id#1=0} Honda state: {ULTIMATE.start_read_history_bool_~history_id#1=0, ULTIMATE.start_read_history_bool_#in~history_id#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,176 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 [2021-12-19 19:18:39,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,178 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) [2021-12-19 19:18:39,183 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,184 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,192 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 [2021-12-19 19:18:39,198 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,198 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate3_each_pals_period_~tmp___0~5#1=0} Honda state: {ULTIMATE.start_gate3_each_pals_period_~tmp___0~5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,215 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 [2021-12-19 19:18:39,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,216 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) [2021-12-19 19:18:39,218 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 [2021-12-19 19:18:39,219 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,219 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,226 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,226 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_#t~ret13#1=0} Honda state: {ULTIMATE.start_check_#t~ret13#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,241 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-19 19:18:39,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,243 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) [2021-12-19 19:18:39,243 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 [2021-12-19 19:18:39,245 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,245 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,252 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,252 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate1_each_pals_period_~tmp___0~3#1=1} Honda state: {ULTIMATE.start_gate1_each_pals_period_~tmp___0~3#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,267 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-19 19:18:39,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,268 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) [2021-12-19 19:18:39,269 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 [2021-12-19 19:18:39,270 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,270 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,277 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,277 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~temp_count~0#1=0} Honda state: {ULTIMATE.start_check_~temp_count~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,292 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 [2021-12-19 19:18:39,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,293 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) [2021-12-19 19:18:39,298 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 [2021-12-19 19:18:39,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,299 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,305 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,306 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate3_each_pals_period_~next_state~2#1=0} Honda state: {ULTIMATE.start_gate3_each_pals_period_~next_state~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-19 19:18:39,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,322 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) [2021-12-19 19:18:39,322 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 [2021-12-19 19:18:39,324 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,324 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,330 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,330 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___7~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___7~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,345 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 [2021-12-19 19:18:39,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,346 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) [2021-12-19 19:18:39,347 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 [2021-12-19 19:18:39,349 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,349 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,359 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,359 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_#t~ret14#1=0} Honda state: {ULTIMATE.start_check_#t~ret14#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,374 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-19 19:18:39,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,376 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) [2021-12-19 19:18:39,376 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 [2021-12-19 19:18:39,378 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,378 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,385 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,385 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_#t~ret27#1=0} Honda state: {ULTIMATE.start_check_#t~ret27#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-19 19:18:39,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,401 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) [2021-12-19 19:18:39,402 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 [2021-12-19 19:18:39,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,405 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,413 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 19:18:39,414 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate2_each_pals_period_~next_state~1#1=0} Honda state: {ULTIMATE.start_gate2_each_pals_period_~next_state~1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 19:18:39,429 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 [2021-12-19 19:18:39,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,430 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) [2021-12-19 19:18:39,430 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 [2021-12-19 19:18:39,432 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 19:18:39,432 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 19:18:39,469 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 [2021-12-19 19:18:39,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 19:18:39,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 19:18:39,471 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) [2021-12-19 19:18:39,471 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 [2021-12-19 19:18:39,473 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 19:18:39,473 INFO L160 nArgumentSynthesizer]: Using integer mode.