./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer --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 1d6138ec061b84a773a6d9b26d8400ec80ade6b5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 10:10:01,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:10:01,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:10:01,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:10:01,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:10:01,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:10:01,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:10:01,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:10:01,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:10:01,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:10:01,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:10:01,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:10:01,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:10:01,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:10:01,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:10:01,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:10:01,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:10:01,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:10:01,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:10:01,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:10:01,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:10:01,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:10:01,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:10:01,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:10:01,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:10:01,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:10:01,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:10:01,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:10:01,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:10:01,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:10:01,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:10:01,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:10:01,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:10:01,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:10:01,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:10:01,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:10:01,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:10:01,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:10:01,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:10:01,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:10:01,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:10:01,685 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 10:10:01,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:10:01,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:10:01,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:10:01,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:10:01,697 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 10:10:01,697 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 10:10:01,697 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 10:10:01,697 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 10:10:01,697 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 10:10:01,697 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 10:10:01,698 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 10:10:01,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:10:01,698 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:10:01,698 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 10:10:01,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:10:01,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:10:01,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:10:01,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 10:10:01,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 10:10:01,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 10:10:01,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:10:01,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:10:01,699 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 10:10:01,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:10:01,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 10:10:01,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:10:01,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:10:01,700 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 10:10:01,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:10:01,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 10:10:01,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:10:01,700 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 10:10:01,701 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 10:10:01,701 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer 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 -> 1d6138ec061b84a773a6d9b26d8400ec80ade6b5 [2019-12-07 10:10:01,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:10:01,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:10:01,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:10:01,817 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:10:01,817 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:10:01,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c [2019-12-07 10:10:01,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/data/ce410bb33/102cd851f9254ce8846a0abb6a4d3cde/FLAG62128bf9c [2019-12-07 10:10:02,364 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:10:02,365 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/sv-benchmarks/c/product-lines/email_spec11_productSimulator.cil.c [2019-12-07 10:10:02,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/data/ce410bb33/102cd851f9254ce8846a0abb6a4d3cde/FLAG62128bf9c [2019-12-07 10:10:02,885 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/data/ce410bb33/102cd851f9254ce8846a0abb6a4d3cde [2019-12-07 10:10:02,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:10:02,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:10:02,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:10:02,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:10:02,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:10:02,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:10:02" (1/1) ... [2019-12-07 10:10:02,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415df786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:02, skipping insertion in model container [2019-12-07 10:10:02,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:10:02" (1/1) ... [2019-12-07 10:10:02,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:10:02,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:10:03,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:10:03,305 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:10:03,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:10:03,490 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:10:03,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03 WrapperNode [2019-12-07 10:10:03,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:10:03,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:10:03,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:10:03,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:10:03,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:03,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:05,765 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:10:05,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:10:05,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:10:05,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:10:05,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:05,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:05,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:05,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:06,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:06,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:06,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... [2019-12-07 10:10:07,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:10:07,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:10:07,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:10:07,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:10:07,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:07,326 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-12-07 10:10:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:10:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 10:10:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:10:07,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:10:40,918 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:10:40,918 INFO L287 CfgBuilder]: Removed 39195 assume(true) statements. [2019-12-07 10:10:40,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:10:40 BoogieIcfgContainer [2019-12-07 10:10:40,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:10:40,932 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 10:10:40,932 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 10:10:40,934 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 10:10:40,935 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:10:40,935 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 10:10:02" (1/3) ... [2019-12-07 10:10:40,935 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@282f61c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 10:10:40, skipping insertion in model container [2019-12-07 10:10:40,936 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:10:40,936 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:10:03" (2/3) ... [2019-12-07 10:10:40,936 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@282f61c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 10:10:40, skipping insertion in model container [2019-12-07 10:10:40,936 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:10:40,936 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:10:40" (3/3) ... [2019-12-07 10:10:40,937 INFO L371 chiAutomizerObserver]: Analyzing ICFG email_spec11_productSimulator.cil.c [2019-12-07 10:10:40,966 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 10:10:40,966 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 10:10:40,966 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 10:10:40,966 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:10:40,966 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:10:40,966 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 10:10:40,967 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:10:40,967 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 10:10:41,207 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37524 states. [2019-12-07 10:10:41,497 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-12-07 10:10:41,498 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:10:41,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:10:41,505 INFO L849 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] [2019-12-07 10:10:41,505 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:10:41,505 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 10:10:41,506 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37524 states. [2019-12-07 10:10:41,656 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-12-07 10:10:41,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:10:41,656 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:10:41,657 INFO L849 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] [2019-12-07 10:10:41,658 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:10:41,662 INFO L794 eck$LassoCheckResult]: Stem: 4702#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(34);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(16);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(20);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(22);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(44);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(44);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(11);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(19);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string65.base, #t~string65.offset, 1);call write~init~int(100, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(10, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string68.base, #t~string68.offset, 1);call write~init~int(100, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(10, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(30);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(9);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(21);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(30);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(9);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(21);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(30);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(9);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(25);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(30);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(9);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(25);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(10);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(12);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(10);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(18);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(16);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(21);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(13);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(16);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(25);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string141.base, #t~string141.offset, 1);call write~init~int(115, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(10, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(20);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 12408#L-1true havoc main_#res;havoc main_#t~ret60, main_~retValue_acc~7, main_~tmp~14;havoc main_~retValue_acc~7;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 11352#L86true havoc select_features_#t~ret1, select_features_#t~ret2, select_features_#t~ret3, select_features_#t~ret4, select_features_#t~ret5, select_features_#t~ret6, select_features_#t~ret7, select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 10038#L59true select_features_#t~ret1 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret1;havoc select_features_#t~ret1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 10037#L59-1true select_features_#t~ret2 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret2;havoc select_features_#t~ret2;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 10045#L59-2true select_features_#t~ret3 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret3;havoc select_features_#t~ret3;~__SELECTED_FEATURE_AutoResponder~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 10044#L59-3true select_features_#t~ret4 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret4;havoc select_features_#t~ret4;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 10042#L59-4true select_features_#t~ret5 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret5;havoc select_features_#t~ret5;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 10040#L59-5true select_features_#t~ret6 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret6;havoc select_features_#t~ret6;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 10039#L59-6true select_features_#t~ret7 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret7;havoc select_features_#t~ret7;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 10034#L59-7true select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret8;havoc select_features_#t~ret8; 10021#L78true havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 11877#L94true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 11827#L97true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~0 := 0; 11824#L97-1true valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 8651#L154true main_#t~ret60 := valid_product_#res;main_~tmp~14 := main_#t~ret60;havoc main_#t~ret60; 2121#L960true assume 0 != main_~tmp~14;havoc setup_#t~nondet55, setup_#t~nondet57, setup_#t~nondet59, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 11831#L804true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 12868#L3421-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 12823#L3427-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string54.base, #t~string54.offset;havoc setup_#t~nondet55;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 8986#L842true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 12864#L3421-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 12811#L3427-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 9973#L880true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 12863#L3421-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 12720#L3427-17true setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset := #t~string58.base, #t~string58.offset;havoc setup_#t~nondet59; 889#L947true havoc test_#t~nondet143, test_#t~nondet144, test_#t~nondet145, test_#t~nondet146, test_#t~nondet147, test_#t~nondet148, test_#t~nondet149, test_#t~nondet150, test_#t~nondet151, test_#t~nondet152, test_#t~nondet153, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~24, test_~tmp___0~9, test_~tmp___1~5, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~24;havoc test_~tmp___0~9;havoc test_~tmp___1~5;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 3262#L2334-1true [2019-12-07 10:10:41,663 INFO L796 eck$LassoCheckResult]: Loop: 3262#L2334-1true assume !false; 12326#L2143true assume test_~splverifierCounter~0 < 4; 12350#L2144true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 12317#L2150true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet143;havoc test_#t~nondet143; 10029#L2154true assume 0 != test_~tmp___9~0; 10032#L2155true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 10033#L2155-1true test_~op1~0 := 1; 3262#L2334-1true [2019-12-07 10:10:41,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:41,667 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2019-12-07 10:10:41,674 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:10:41,674 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865171264] [2019-12-07 10:10:41,674 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:10:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:41,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:10:41,895 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865171264] [2019-12-07 10:10:41,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:10:41,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 10:10:41,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613342402] [2019-12-07 10:10:41,901 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 10:10:41,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:41,901 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2019-12-07 10:10:41,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:10:41,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131060460] [2019-12-07 10:10:41,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:10:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:10:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:10:41,940 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:10:41,968 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:10:41,969 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:10:41,969 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:10:41,969 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:10:41,969 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 10:10:41,969 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:41,969 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:10:41,969 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:10:41,969 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration1_Loop [2019-12-07 10:10:41,970 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:10:41,970 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:10:41,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:41,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:41,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:41,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:42,057 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:10:42,058 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:42,062 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:10:42,062 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:42,071 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 10:10:42,071 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:10:42,076 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 10:10:42,079 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:10:42,079 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:10:42,079 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:10:42,079 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:10:42,079 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 10:10:42,079 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:42,079 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:10:42,079 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:10:42,080 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration1_Loop [2019-12-07 10:10:42,080 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:10:42,080 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:10:42,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:42,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:42,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:42,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:42,144 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:10:42,148 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:42,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 10:10:42,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:10:42,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:10:42,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:10:42,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 10:10:42,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:10:42,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 10:10:42,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:10:42,160 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 10:10:42,165 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 10:10:42,165 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:42,169 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 10:10:42,169 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 10:10:42,170 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 10:10:42,170 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2019-12-07 10:10:42,174 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 10:10:42,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:42,333 INFO L264 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:10:42,335 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:10:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:42,359 INFO L264 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:10:42,360 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:10:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:10:42,390 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 [2019-12-07 10:10:42,391 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 37524 states. Second operand 4 states. [2019-12-07 10:10:45,020 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 37524 states.. Second operand 4 states. Result 186991 states and 297056 transitions. Complement of second has 7 states. [2019-12-07 10:10:45,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 10:10:45,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 10:10:45,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 178404 transitions. [2019-12-07 10:10:45,145 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 178404 transitions. Stem has 27 letters. Loop has 7 letters. [2019-12-07 10:10:45,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:45,147 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 178404 transitions. Stem has 34 letters. Loop has 7 letters. [2019-12-07 10:10:45,147 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:45,147 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 178404 transitions. Stem has 27 letters. Loop has 14 letters. [2019-12-07 10:10:45,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:45,148 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 186991 states and 297056 transitions. [2019-12-07 10:10:45,630 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2019-12-07 10:10:45,642 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 186991 states to 990 states and 1812 transitions. [2019-12-07 10:10:45,643 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2019-12-07 10:10:45,645 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2019-12-07 10:10:45,645 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2019-12-07 10:10:45,647 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 10:10:45,648 INFO L688 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2019-12-07 10:10:45,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2019-12-07 10:10:45,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2019-12-07 10:10:45,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-12-07 10:10:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2019-12-07 10:10:45,696 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2019-12-07 10:10:45,696 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:10:45,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:10:45,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:10:45,700 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand 5 states. [2019-12-07 10:10:45,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:10:45,744 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2019-12-07 10:10:45,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:10:45,744 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2019-12-07 10:10:45,746 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-12-07 10:10:45,749 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2019-12-07 10:10:45,749 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2019-12-07 10:10:45,749 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2019-12-07 10:10:45,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2019-12-07 10:10:45,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 10:10:45,750 INFO L688 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 10:10:45,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2019-12-07 10:10:45,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2019-12-07 10:10:45,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-12-07 10:10:45,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2019-12-07 10:10:45,758 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 10:10:45,758 INFO L591 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 10:10:45,758 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 10:10:45,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2019-12-07 10:10:45,759 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-12-07 10:10:45,759 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:10:45,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:10:45,760 INFO L849 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, 1, 1, 1] [2019-12-07 10:10:45,760 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:10:45,760 INFO L794 eck$LassoCheckResult]: Stem: 226130#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(34);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(16);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(20);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(22);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(44);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(44);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(11);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(19);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string65.base, #t~string65.offset, 1);call write~init~int(100, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(10, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string68.base, #t~string68.offset, 1);call write~init~int(100, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(10, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(30);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(9);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(21);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(30);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(9);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(21);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(30);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(9);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(25);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(30);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(9);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(25);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(10);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(12);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(10);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(18);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(16);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(21);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(13);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(16);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(25);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string141.base, #t~string141.offset, 1);call write~init~int(115, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(10, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(20);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 225814#L-1 havoc main_#res;havoc main_#t~ret60, main_~retValue_acc~7, main_~tmp~14;havoc main_~retValue_acc~7;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 225815#L86 havoc select_features_#t~ret1, select_features_#t~ret2, select_features_#t~ret3, select_features_#t~ret4, select_features_#t~ret5, select_features_#t~ret6, select_features_#t~ret7, select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 225909#L59 select_features_#t~ret1 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret1;havoc select_features_#t~ret1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 225897#L59-1 select_features_#t~ret2 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret2;havoc select_features_#t~ret2;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 225898#L59-2 select_features_#t~ret3 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret3;havoc select_features_#t~ret3;~__SELECTED_FEATURE_AutoResponder~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 225950#L59-3 select_features_#t~ret4 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret4;havoc select_features_#t~ret4;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 225941#L59-4 select_features_#t~ret5 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret5;havoc select_features_#t~ret5;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 225934#L59-5 select_features_#t~ret6 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret6;havoc select_features_#t~ret6;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 225933#L59-6 select_features_#t~ret7 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret7;havoc select_features_#t~ret7;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 225812#L59-7 select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret8;havoc select_features_#t~ret8; 225813#L78 havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 226270#L94 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 225866#L98 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 225867#L103 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 225916#L108 assume 0 == ~__SELECTED_FEATURE_Sign~0; 226028#L113 assume 0 == ~__SELECTED_FEATURE_Verify~0; 226254#L118 assume 0 == ~__SELECTED_FEATURE_Sign~0; 226260#L123 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0 := 1; 226008#L97-1 valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 226009#L154 main_#t~ret60 := valid_product_#res;main_~tmp~14 := main_#t~ret60;havoc main_#t~ret60; 226100#L960 assume 0 != main_~tmp~14;havoc setup_#t~nondet55, setup_#t~nondet57, setup_#t~nondet59, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 226032#L804 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 226033#L3421-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 226140#L3427-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string54.base, #t~string54.offset;havoc setup_#t~nondet55;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 226209#L842 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 226210#L3421-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 226160#L3427-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 226226#L880 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 226227#L3421-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 226006#L3427-17 setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset := #t~string58.base, #t~string58.offset;havoc setup_#t~nondet59; 226007#L947 havoc test_#t~nondet143, test_#t~nondet144, test_#t~nondet145, test_#t~nondet146, test_#t~nondet147, test_#t~nondet148, test_#t~nondet149, test_#t~nondet150, test_#t~nondet151, test_#t~nondet152, test_#t~nondet153, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~24, test_~tmp___0~9, test_~tmp___1~5, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~24;havoc test_~tmp___0~9;havoc test_~tmp___1~5;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 226066#L2334-1 assume !false; 226142#L2143 [2019-12-07 10:10:45,760 INFO L796 eck$LassoCheckResult]: Loop: 226142#L2143 assume test_~splverifierCounter~0 < 4; 226250#L2144 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 226308#L2150 assume !(0 == test_~op1~0); 225994#L2167 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet144;havoc test_#t~nondet144; 225995#L2172 assume 0 != test_~tmp___8~0; 225935#L2173 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 225937#L2173-1 test_~op2~0 := 1; 225782#L2334-1 assume !false; 226142#L2143 [2019-12-07 10:10:45,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:45,761 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2019-12-07 10:10:45,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:10:45,761 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447182679] [2019-12-07 10:10:45,761 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:10:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:45,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:10:45,827 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447182679] [2019-12-07 10:10:45,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:10:45,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 10:10:45,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827180716] [2019-12-07 10:10:45,828 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 10:10:45,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:45,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2019-12-07 10:10:45,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:10:45,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942369586] [2019-12-07 10:10:45,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:10:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:10:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:10:45,842 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:10:45,861 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:10:45,861 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:10:45,861 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:10:45,861 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:10:45,862 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 10:10:45,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:45,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:10:45,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:10:45,862 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration2_Loop [2019-12-07 10:10:45,862 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:10:45,862 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:10:45,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,923 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:10:45,923 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:45,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:10:45,927 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:45,935 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 10:10:45,935 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:10:45,940 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 10:10:45,942 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:10:45,942 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:10:45,942 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:10:45,942 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:10:45,942 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 10:10:45,942 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:45,942 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:10:45,942 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:10:45,943 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration2_Loop [2019-12-07 10:10:45,943 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:10:45,943 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:10:45,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:45,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,017 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:10:46,018 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 10:10:46,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:10:46,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:10:46,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:10:46,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 10:10:46,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:10:46,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 10:10:46,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:10:46,026 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 10:10:46,030 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 10:10:46,030 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,034 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 10:10:46,034 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 10:10:46,034 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 10:10:46,034 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2019-12-07 10:10:46,036 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 10:10:46,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:46,150 INFO L264 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:10:46,152 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:10:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:46,171 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:10:46,171 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:10:46,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:10:46,189 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-12-07 10:10:46,189 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand 5 states. [2019-12-07 10:10:46,280 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451. Second operand 5 states. Result 2006 states and 3673 transitions. Complement of second has 6 states. [2019-12-07 10:10:46,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 10:10:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 10:10:46,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2019-12-07 10:10:46,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2019-12-07 10:10:46,282 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:46,282 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2019-12-07 10:10:46,282 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:46,282 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2019-12-07 10:10:46,283 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:46,283 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2019-12-07 10:10:46,287 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2019-12-07 10:10:46,297 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2019-12-07 10:10:46,298 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2019-12-07 10:10:46,298 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2019-12-07 10:10:46,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2019-12-07 10:10:46,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 10:10:46,299 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2019-12-07 10:10:46,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2019-12-07 10:10:46,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2019-12-07 10:10:46,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-12-07 10:10:46,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2019-12-07 10:10:46,316 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2019-12-07 10:10:46,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:10:46,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:10:46,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:10:46,316 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand 4 states. [2019-12-07 10:10:46,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:10:46,365 INFO L93 Difference]: Finished difference Result 2023 states and 3698 transitions. [2019-12-07 10:10:46,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:10:46,366 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2023 states and 3698 transitions. [2019-12-07 10:10:46,370 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 426 [2019-12-07 10:10:46,380 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2023 states to 2023 states and 3698 transitions. [2019-12-07 10:10:46,380 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 507 [2019-12-07 10:10:46,381 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 507 [2019-12-07 10:10:46,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2023 states and 3698 transitions. [2019-12-07 10:10:46,381 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 10:10:46,381 INFO L688 BuchiCegarLoop]: Abstraction has 2023 states and 3698 transitions. [2019-12-07 10:10:46,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2023 states and 3698 transitions. [2019-12-07 10:10:46,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2023 to 1037. [2019-12-07 10:10:46,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1037 states. [2019-12-07 10:10:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1886 transitions. [2019-12-07 10:10:46,397 INFO L711 BuchiCegarLoop]: Abstraction has 1037 states and 1886 transitions. [2019-12-07 10:10:46,397 INFO L591 BuchiCegarLoop]: Abstraction has 1037 states and 1886 transitions. [2019-12-07 10:10:46,397 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 10:10:46,397 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1037 states and 1886 transitions. [2019-12-07 10:10:46,399 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-12-07 10:10:46,399 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:10:46,399 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:10:46,400 INFO L849 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, 1, 1, 1, 1, 1] [2019-12-07 10:10:46,400 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:10:46,400 INFO L794 eck$LassoCheckResult]: Stem: 231903#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(10);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(34);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(30);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(16);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(20);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(22);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(21);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(44);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(44);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(11);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(19);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string65.base, #t~string65.offset, 1);call write~init~int(100, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(10, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 3 + #t~string65.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string68.base, #t~string68.offset, 1);call write~init~int(100, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(10, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(30);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(9);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(21);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(30);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(9);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(21);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(30);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(9);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(25);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(30);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(9);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(25);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(10);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(12);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(10);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(18);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(16);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(21);call #t~string129.base, #t~string129.offset := #Ultimate.allocOnStack(13);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(16);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(25);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string141.base, #t~string141.offset, 1);call write~init~int(115, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(10, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(20);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 231587#L-1 havoc main_#res;havoc main_#t~ret60, main_~retValue_acc~7, main_~tmp~14;havoc main_~retValue_acc~7;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 231588#L86 havoc select_features_#t~ret1, select_features_#t~ret2, select_features_#t~ret3, select_features_#t~ret4, select_features_#t~ret5, select_features_#t~ret6, select_features_#t~ret7, select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 231677#L59 select_features_#t~ret1 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret1;havoc select_features_#t~ret1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 231667#L59-1 select_features_#t~ret2 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret2;havoc select_features_#t~ret2;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 231668#L59-2 select_features_#t~ret3 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret3;havoc select_features_#t~ret3;~__SELECTED_FEATURE_AutoResponder~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 231718#L59-3 select_features_#t~ret4 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret4;havoc select_features_#t~ret4;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 231712#L59-4 select_features_#t~ret5 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret5;havoc select_features_#t~ret5;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 231708#L59-5 select_features_#t~ret6 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret6;havoc select_features_#t~ret6;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 231703#L59-6 select_features_#t~ret7 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret7;havoc select_features_#t~ret7;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 231585#L59-7 select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret8;havoc select_features_#t~ret8; 231586#L78 havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 232047#L94 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 231635#L98 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 231636#L103 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 231684#L108 assume 0 == ~__SELECTED_FEATURE_Sign~0; 231798#L113 assume 0 == ~__SELECTED_FEATURE_Verify~0; 232031#L118 assume 0 == ~__SELECTED_FEATURE_Sign~0; 232037#L123 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0 := 1; 231780#L97-1 valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 231781#L154 main_#t~ret60 := valid_product_#res;main_~tmp~14 := main_#t~ret60;havoc main_#t~ret60; 231874#L960 assume 0 != main_~tmp~14;havoc setup_#t~nondet55, setup_#t~nondet57, setup_#t~nondet59, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 231805#L804 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 231806#L3421-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 231914#L3427-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string54.base, #t~string54.offset;havoc setup_#t~nondet55;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 231978#L842 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 231979#L3421-6 assume !(1 == setClientId_~handle); 231928#L3424-6 assume 2 == setClientId_~handle;~__ste_client_idCounter1~0 := setClientId_~value; 231929#L3427-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 232001#L880 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 232002#L3421-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 231778#L3427-17 setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset := #t~string58.base, #t~string58.offset;havoc setup_#t~nondet59; 231779#L947 havoc test_#t~nondet143, test_#t~nondet144, test_#t~nondet145, test_#t~nondet146, test_#t~nondet147, test_#t~nondet148, test_#t~nondet149, test_#t~nondet150, test_#t~nondet151, test_#t~nondet152, test_#t~nondet153, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~24, test_~tmp___0~9, test_~tmp___1~5, test_~tmp___2~4, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~24;havoc test_~tmp___0~9;havoc test_~tmp___1~5;havoc test_~tmp___2~4;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 231840#L2334-1 assume !false; 232174#L2143 assume test_~splverifierCounter~0 < 4; 232100#L2144 [2019-12-07 10:10:46,400 INFO L796 eck$LassoCheckResult]: Loop: 232100#L2144 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 232087#L2150 assume !(0 == test_~op1~0); 231766#L2167 assume !(0 == test_~op2~0); 231768#L2185 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet145;havoc test_#t~nondet145; 231536#L2190 assume 0 != test_~tmp___7~0; 231537#L2191 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 231866#L2191-1 test_~op3~0 := 1; 231555#L2334-1 assume !false; 231916#L2143 assume test_~splverifierCounter~0 < 4; 232100#L2144 [2019-12-07 10:10:46,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:46,400 INFO L82 PathProgramCache]: Analyzing trace with hash 351408190, now seen corresponding path program 1 times [2019-12-07 10:10:46,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:10:46,401 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232176337] [2019-12-07 10:10:46,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:10:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:46,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:10:46,449 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232176337] [2019-12-07 10:10:46,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:10:46,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 10:10:46,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479324476] [2019-12-07 10:10:46,449 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 10:10:46,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:46,450 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2019-12-07 10:10:46,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:10:46,450 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816227440] [2019-12-07 10:10:46,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:10:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:10:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:10:46,460 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:10:46,485 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:10:46,485 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:10:46,485 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:10:46,485 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:10:46,485 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 10:10:46,486 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,486 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:10:46,486 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:10:46,486 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration3_Loop [2019-12-07 10:10:46,486 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:10:46,486 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:10:46,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,559 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:10:46,559 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,563 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:10:46,563 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:10:46,566 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 10:10:46,567 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,571 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:10:46,571 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:10:46,575 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 10:10:46,575 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0=7} Honda state: {ULTIMATE.start_test_~op1~0=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,581 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:10:46,581 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,593 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 10:10:46,593 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:10:46,653 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 10:10:46,655 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:10:46,655 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:10:46,655 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:10:46,655 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:10:46,655 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 10:10:46,656 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,656 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:10:46,656 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:10:46,656 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec11_productSimulator.cil.c_Iteration3_Loop [2019-12-07 10:10:46,656 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:10:46,656 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:10:46,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:10:46,719 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:10:46,719 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 10:10:46,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:10:46,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:10:46,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:10:46,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 10:10:46,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:10:46,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 10:10:46,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:10:46,725 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 10:10:46,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:10:46,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:10:46,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:10:46,731 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 10:10:46,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:10:46,732 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 10:10:46,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:10:46,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 10:10:46,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:10:46,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:10:46,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:10:46,740 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 10:10:46,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:10:46,741 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 10:10:46,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:10:46,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 10:10:46,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:10:46,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:10:46,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:10:46,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 10:10:46,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:10:46,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 10:10:46,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:10:46,751 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 10:10:46,753 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 10:10:46,753 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_825cfdc6-3d2b-4813-9991-18df7ae63346/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:10:46,756 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 10:10:46,756 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 10:10:46,756 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 10:10:46,756 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2019-12-07 10:10:46,758 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 10:10:46,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:10:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:46,856 INFO L264 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:10:46,858 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:10:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:10:46,875 INFO L264 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:10:46,876 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:10:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:10:46,882 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 [2019-12-07 10:10:46,882 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1037 states and 1886 transitions. cyclomatic complexity: 853 Second operand 3 states. [2019-12-07 10:10:46,932 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1037 states and 1886 transitions. cyclomatic complexity: 853. Second operand 3 states. Result 2226 states and 4077 transitions. Complement of second has 4 states. [2019-12-07 10:10:46,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-12-07 10:10:46,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 10:10:46,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 593 transitions. [2019-12-07 10:10:46,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 593 transitions. Stem has 35 letters. Loop has 9 letters. [2019-12-07 10:10:46,934 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:46,934 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 593 transitions. Stem has 44 letters. Loop has 9 letters. [2019-12-07 10:10:46,934 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:46,934 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 593 transitions. Stem has 35 letters. Loop has 18 letters. [2019-12-07 10:10:46,934 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:10:46,934 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2226 states and 4077 transitions. [2019-12-07 10:10:46,939 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 10:10:46,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2226 states to 0 states and 0 transitions. [2019-12-07 10:10:46,939 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 10:10:46,939 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 10:10:46,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 10:10:46,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 10:10:46,939 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:10:46,939 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:10:46,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:10:46,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:10:46,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:10:46,940 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 4 states. [2019-12-07 10:10:46,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:10:46,940 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-12-07 10:10:46,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 10:10:46,940 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-12-07 10:10:46,940 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 10:10:46,940 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 10:10:46,940 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 10:10:46,940 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 10:10:46,940 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 10:10:46,940 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 10:10:46,941 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:10:46,941 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:10:46,941 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:10:46,941 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 10:10:46,941 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-12-07 10:10:46,941 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 10:10:46,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-12-07 10:10:46,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 10:10:46 BoogieIcfgContainer [2019-12-07 10:10:46,945 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 10:10:46,946 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:10:46,946 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:10:46,946 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:10:46,946 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:10:40" (3/4) ... [2019-12-07 10:10:46,949 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 10:10:46,949 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:10:46,950 INFO L168 Benchmark]: Toolchain (without parser) took 44061.95 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -238.7 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2019-12-07 10:10:46,951 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:10:46,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -70.2 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. [2019-12-07 10:10:46,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 2273.64 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 546.8 MB). Free memory was 1.0 GB in the beginning and 751.3 MB in the end (delta: 258.2 MB). Peak memory consumption was 805.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:10:46,952 INFO L168 Benchmark]: Boogie Preprocessor took 1515.48 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 7.3 MB). Free memory was 751.3 MB in the beginning and 844.7 MB in the end (delta: -93.4 MB). Peak memory consumption was 151.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:10:46,953 INFO L168 Benchmark]: RCFGBuilder took 33650.64 ms. Allocated memory was 1.7 GB in the beginning and 4.9 GB in the end (delta: 3.2 GB). Free memory was 844.7 MB in the beginning and 3.2 GB in the end (delta: -2.3 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2019-12-07 10:10:46,953 INFO L168 Benchmark]: BuchiAutomizer took 6013.55 ms. Allocated memory was 4.9 GB in the beginning and 4.9 GB in the end (delta: 81.3 MB). Free memory was 3.2 GB in the beginning and 1.2 GB in the end (delta: 2.0 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2019-12-07 10:10:46,953 INFO L168 Benchmark]: Witness Printer took 3.09 ms. Allocated memory is still 4.9 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:10:46,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 602.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -70.2 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 2273.64 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 546.8 MB). Free memory was 1.0 GB in the beginning and 751.3 MB in the end (delta: 258.2 MB). Peak memory consumption was 805.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 1515.48 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 7.3 MB). Free memory was 751.3 MB in the beginning and 844.7 MB in the end (delta: -93.4 MB). Peak memory consumption was 151.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 33650.64 ms. Allocated memory was 1.7 GB in the beginning and 4.9 GB in the end (delta: 3.2 GB). Free memory was 844.7 MB in the beginning and 3.2 GB in the end (delta: -2.3 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 6013.55 ms. Allocated memory was 4.9 GB in the beginning and 4.9 GB in the end (delta: 81.3 MB). Free memory was 3.2 GB in the beginning and 1.2 GB in the end (delta: 2.0 GB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. * Witness Printer took 3.09 ms. Allocated memory is still 4.9 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op1 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op2 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 5 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 3.4s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 2378 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had 1037 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 122132 SDtfs, 122097 SDslu, 182286 SDs, 0 SdLazy, 65 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital30 mio100 ax100 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...