./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec4_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_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 614a6f470fc5adada5ac3ee8972a82dcb24f3073 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:43:52,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:43:52,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:43:52,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:43:52,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:43:52,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:43:52,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:43:52,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:43:52,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:43:52,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:43:52,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:43:52,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:43:52,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:43:52,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:43:52,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:43:52,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:43:52,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:43:52,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:43:52,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:43:52,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:43:52,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:43:52,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:43:52,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:43:52,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:43:52,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:43:52,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:43:52,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:43:52,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:43:52,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:43:52,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:43:52,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:43:52,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:43:52,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:43:52,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:43:52,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:43:52,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:43:52,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:43:52,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:43:52,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:43:52,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:43:52,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:43:52,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 10:43:52,712 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:43:52,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:43:52,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:43:52,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:43:52,713 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 10:43:52,713 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 10:43:52,713 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 10:43:52,713 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 10:43:52,714 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 10:43:52,714 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 10:43:52,714 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 10:43:52,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:43:52,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:43:52,715 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 10:43:52,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:43:52,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:43:52,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:43:52,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 10:43:52,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 10:43:52,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 10:43:52,716 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:43:52,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:43:52,716 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 10:43:52,716 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:43:52,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 10:43:52,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:43:52,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:43:52,716 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 10:43:52,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:43:52,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 10:43:52,717 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:43:52,717 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 10:43:52,717 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 10:43:52,718 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_99623faa-ae63-4be4-9623-7e5c7da7d271/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 -> 614a6f470fc5adada5ac3ee8972a82dcb24f3073 [2019-12-07 10:43:52,824 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:43:52,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:43:52,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:43:52,834 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:43:52,834 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:43:52,835 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c [2019-12-07 10:43:52,875 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/data/5cff1979c/fab24fa3bd68437cb95bc884b5dd7dc9/FLAG53d406f16 [2019-12-07 10:43:53,412 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:43:53,413 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c [2019-12-07 10:43:53,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/data/5cff1979c/fab24fa3bd68437cb95bc884b5dd7dc9/FLAG53d406f16 [2019-12-07 10:43:53,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/bin/uautomizer/data/5cff1979c/fab24fa3bd68437cb95bc884b5dd7dc9 [2019-12-07 10:43:53,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:43:53,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:43:53,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:43:53,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:43:53,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:43:53,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:43:53" (1/1) ... [2019-12-07 10:43:53,917 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 10:43:53, skipping insertion in model container [2019-12-07 10:43:53,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:43:53" (1/1) ... [2019-12-07 10:43:53,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:43:53,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:43:54,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:43:54,433 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:43:54,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:43:54,640 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:43:54,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54 WrapperNode [2019-12-07 10:43:54,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:43:54,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:43:54,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:43:54,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:43:54,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:54,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:56,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:43:56,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:43:56,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:43:56,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:43:56,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:56,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:56,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:56,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:57,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:57,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:57,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... [2019-12-07 10:43:58,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:43:58,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:43:58,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:43:58,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:43:58,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:43:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-12-07 10:43:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:43:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 10:43:58,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:43:58,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:44:30,407 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:44:30,407 INFO L287 CfgBuilder]: Removed 35867 assume(true) statements. [2019-12-07 10:44:30,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:44:30 BoogieIcfgContainer [2019-12-07 10:44:30,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:44:30,420 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 10:44:30,420 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 10:44:30,422 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 10:44:30,423 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:44:30,423 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 10:43:53" (1/3) ... [2019-12-07 10:44:30,424 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7769f904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 10:44:30, skipping insertion in model container [2019-12-07 10:44:30,424 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:44:30,424 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:43:54" (2/3) ... [2019-12-07 10:44:30,424 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7769f904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 10:44:30, skipping insertion in model container [2019-12-07 10:44:30,424 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 10:44:30,424 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:44:30" (3/3) ... [2019-12-07 10:44:30,426 INFO L371 chiAutomizerObserver]: Analyzing ICFG email_spec4_productSimulator.cil.c [2019-12-07 10:44:30,455 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 10:44:30,455 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 10:44:30,455 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 10:44:30,456 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:44:30,456 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:44:30,456 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 10:44:30,456 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:44:30,456 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 10:44:30,699 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34804 states. [2019-12-07 10:44:30,980 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-12-07 10:44:30,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:44:30,981 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:44:30,988 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 10:44:30,988 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:44:30,988 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 10:44:30,988 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34804 states. [2019-12-07 10:44:31,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-12-07 10:44:31,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:44:31,138 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:44:31,140 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 10:44:31,140 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:44:31,145 INFO L794 eck$LassoCheckResult]: Stem: 7884#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string11.base, #t~string11.offset, 1);call write~init~int(115, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(10, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(34);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(16);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(20);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(22);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(44);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(44);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(11);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(19);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string80.base, #t~string80.offset, 1);call write~init~int(100, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(10, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string83.base, #t~string83.offset, 1);call write~init~int(100, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(10, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(12);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(10);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(18);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(16);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(21);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(13);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(16);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(25);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(21);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(21);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(30);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(9);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(25);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(25);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(13);~__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;~__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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 29417#L-1true havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 30117#L2046true havoc select_features_#t~ret54, select_features_#t~ret55, select_features_#t~ret56, select_features_#t~ret57, select_features_#t~ret58, select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29700#L2019true select_features_#t~ret54 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret54;havoc select_features_#t~ret54;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29701#L2019-1true select_features_#t~ret55 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret55;havoc select_features_#t~ret55;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29702#L2019-2true select_features_#t~ret56 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret56;havoc select_features_#t~ret56;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29704#L2019-3true select_features_#t~ret57 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret57;havoc select_features_#t~ret57;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29703#L2019-4true select_features_#t~ret58 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret58;havoc select_features_#t~ret58;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29697#L2019-5true select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29698#L2019-6true select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret60;havoc select_features_#t~ret60;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29699#L2019-7true select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret61;havoc select_features_#t~ret61; 30389#L2038true havoc valid_product_#res;havoc valid_product_~retValue_acc~24, valid_product_~tmp~15;havoc valid_product_~retValue_acc~24;havoc valid_product_~tmp~15; 30187#L2054true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 30185#L2057true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~15 := 0; 30186#L2057-1true valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 29418#L2114true main_#t~ret75 := valid_product_#res;main_~tmp~17 := main_#t~ret75;havoc main_#t~ret75; 29478#L2710true assume 0 != main_~tmp~17;havoc setup_#t~nondet70, setup_#t~nondet72, setup_#t~nondet74, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.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_tmp3~3.base, setup_~__cil_tmp3~3.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; 32385#L2554true 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; 30072#L1992-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 29930#L1998-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 32163#L2592true 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; 30065#L1992-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 29916#L1998-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string71.base, #t~string71.offset;havoc setup_#t~nondet72;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 30758#L2630true 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; 30059#L1992-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 29911#L1998-17true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string73.base, #t~string73.offset;havoc setup_#t~nondet74; 30060#L2697true havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, 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~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, 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~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;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; 7718#L291-1true [2019-12-07 10:44:31,145 INFO L796 eck$LassoCheckResult]: Loop: 7718#L291-1true assume !false; 27763#L100true assume test_~splverifierCounter~0 < 4; 27993#L101true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 23624#L107true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet0;havoc test_#t~nondet0; 22479#L111true assume 0 != test_~tmp___9~0; 22761#L112true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 22755#L112-1true test_~op1~0 := 1; 7718#L291-1true [2019-12-07 10:44:31,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:31,151 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2019-12-07 10:44:31,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:44:31,158 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148477190] [2019-12-07 10:44:31,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:44:31,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:31,403 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 10:44:31,404 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148477190] [2019-12-07 10:44:31,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:44:31,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 10:44:31,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561688864] [2019-12-07 10:44:31,409 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 10:44:31,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:31,409 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2019-12-07 10:44:31,409 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:44:31,409 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044301584] [2019-12-07 10:44:31,409 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:44:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:44:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:44:31,439 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:44:31,466 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:44:31,466 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:44:31,466 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:44:31,466 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:44:31,467 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 10:44:31,467 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:44:31,467 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:44:31,467 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:44:31,467 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration1_Loop [2019-12-07 10:44:31,467 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:44:31,467 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:44:31,482 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 10:44:31,489 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 10:44:31,493 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 10:44:31,495 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 10:44:31,552 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:44:31,553 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:31,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:44:31,558 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:31,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 10:44:31,568 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:44:31,573 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 10:44:31,575 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:44:31,576 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:44:31,576 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:44:31,576 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:44:31,576 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 10:44:31,576 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:44:31,576 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:44:31,576 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:44:31,576 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration1_Loop [2019-12-07 10:44:31,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:44:31,577 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:44:31,578 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 10:44:31,583 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 10:44:31,587 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 10:44:31,589 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 10:44:31,644 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:44:31,649 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:31,653 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 10:44:31,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:44:31,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:44:31,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:44:31,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 10:44:31,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:44:31,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 10:44:31,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:44:31,662 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 10:44:31,667 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 10:44:31,667 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_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:31,675 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 10:44:31,675 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 10:44:31,676 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 10:44:31,676 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 10:44:31,680 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 10:44:31,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:31,842 INFO L264 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:44:31,845 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:44:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:31,869 INFO L264 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:44:31,869 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:44:31,885 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 10:44:31,896 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 10:44:31,897 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34804 states. Second operand 4 states. [2019-12-07 10:44:34,044 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34804 states.. Second operand 4 states. Result 173391 states and 278624 transitions. Complement of second has 7 states. [2019-12-07 10:44:34,045 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 10:44:34,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 10:44:34,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 167076 transitions. [2019-12-07 10:44:34,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 27 letters. Loop has 7 letters. [2019-12-07 10:44:34,186 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:34,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 34 letters. Loop has 7 letters. [2019-12-07 10:44:34,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:34,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 27 letters. Loop has 14 letters. [2019-12-07 10:44:34,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:34,188 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173391 states and 278624 transitions. [2019-12-07 10:44:34,682 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2019-12-07 10:44:34,694 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173391 states to 990 states and 1812 transitions. [2019-12-07 10:44:34,695 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2019-12-07 10:44:34,696 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2019-12-07 10:44:34,697 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2019-12-07 10:44:34,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 10:44:34,698 INFO L688 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2019-12-07 10:44:34,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2019-12-07 10:44:34,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2019-12-07 10:44:34,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-12-07 10:44:34,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2019-12-07 10:44:34,740 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2019-12-07 10:44:34,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:44:34,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:44:34,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:44:34,743 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand 5 states. [2019-12-07 10:44:34,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:44:34,793 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2019-12-07 10:44:34,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:44:34,793 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2019-12-07 10:44:34,795 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-12-07 10:44:34,798 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2019-12-07 10:44:34,798 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2019-12-07 10:44:34,799 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2019-12-07 10:44:34,799 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2019-12-07 10:44:34,799 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 10:44:34,799 INFO L688 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 10:44:34,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2019-12-07 10:44:34,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2019-12-07 10:44:34,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-12-07 10:44:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2019-12-07 10:44:34,808 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 10:44:34,808 INFO L591 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 10:44:34,808 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 10:44:34,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2019-12-07 10:44:34,809 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-12-07 10:44:34,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:44:34,810 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:44:34,811 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 10:44:34,811 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:44:34,811 INFO L794 eck$LassoCheckResult]: Stem: 209748#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string11.base, #t~string11.offset, 1);call write~init~int(115, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(10, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(34);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(16);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(20);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(22);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(44);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(44);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(11);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(19);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string80.base, #t~string80.offset, 1);call write~init~int(100, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(10, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string83.base, #t~string83.offset, 1);call write~init~int(100, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(10, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(12);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(10);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(18);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(16);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(21);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(13);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(16);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(25);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(21);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(21);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(30);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(9);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(25);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(25);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(13);~__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;~__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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 209470#L-1 havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 209471#L2046 havoc select_features_#t~ret54, select_features_#t~ret55, select_features_#t~ret56, select_features_#t~ret57, select_features_#t~ret58, select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209499#L2019 select_features_#t~ret54 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret54;havoc select_features_#t~ret54;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209500#L2019-1 select_features_#t~ret55 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret55;havoc select_features_#t~ret55;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209517#L2019-2 select_features_#t~ret56 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret56;havoc select_features_#t~ret56;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209532#L2019-3 select_features_#t~ret57 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret57;havoc select_features_#t~ret57;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209535#L2019-4 select_features_#t~ret58 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret58;havoc select_features_#t~ret58;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209472#L2019-5 select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209473#L2019-6 select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret60;havoc select_features_#t~ret60;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209484#L2019-7 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret61;havoc select_features_#t~ret61; 209488#L2038 havoc valid_product_#res;havoc valid_product_~retValue_acc~24, valid_product_~tmp~15;havoc valid_product_~retValue_acc~24;havoc valid_product_~tmp~15; 209984#L2054 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209460#L2058 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 209461#L2063 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209554#L2068 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209579#L2073 assume 0 == ~__SELECTED_FEATURE_Verify~0; 209911#L2078 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209983#L2083 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~15 := 1; 209582#L2057-1 valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 209583#L2114 main_#t~ret75 := valid_product_#res;main_~tmp~17 := main_#t~ret75;havoc main_#t~ret75; 209688#L2710 assume 0 != main_~tmp~17;havoc setup_#t~nondet70, setup_#t~nondet72, setup_#t~nondet74, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.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_tmp3~3.base, setup_~__cil_tmp3~3.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; 209860#L2554 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; 209861#L1992-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209458#L1998-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 209463#L2592 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; 209464#L1992-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209669#L1998-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string71.base, #t~string71.offset;havoc setup_#t~nondet72;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 209547#L2630 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; 209548#L1992-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209655#L1998-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string73.base, #t~string73.offset;havoc setup_#t~nondet74; 209656#L2697 havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, 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~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, 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~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;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; 209842#L291-1 assume !false; 209884#L100 [2019-12-07 10:44:34,811 INFO L796 eck$LassoCheckResult]: Loop: 209884#L100 assume test_~splverifierCounter~0 < 4; 209987#L101 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 209994#L107 assume !(0 == test_~op1~0); 209978#L124 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet1;havoc test_#t~nondet1; 209992#L129 assume 0 != test_~tmp___8~0; 209617#L130 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 209608#L130-1 test_~op2~0 := 1; 209450#L291-1 assume !false; 209884#L100 [2019-12-07 10:44:34,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:34,812 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2019-12-07 10:44:34,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:44:34,812 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039181873] [2019-12-07 10:44:34,812 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:44:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:34,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:44:34,868 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039181873] [2019-12-07 10:44:34,869 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:44:34,869 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 10:44:34,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854559140] [2019-12-07 10:44:34,869 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 10:44:34,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:34,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2019-12-07 10:44:34,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:44:34,870 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015598214] [2019-12-07 10:44:34,870 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:44:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:44:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:44:34,884 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:44:34,909 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:44:34,909 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:44:34,909 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:44:34,909 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:44:34,909 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 10:44:34,909 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:44:34,909 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:44:34,910 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:44:34,910 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration2_Loop [2019-12-07 10:44:34,910 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:44:34,910 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:44:34,911 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 10:44:34,916 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 10:44:34,918 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 10:44:34,920 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 10:44:34,925 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 10:44:34,982 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:44:34,982 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:34,985 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:44:34,986 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:34,993 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 10:44:34,994 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:44:34,997 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 10:44:34,999 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:44:34,999 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:44:34,999 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:44:34,999 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:44:34,999 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 10:44:34,999 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:44:34,999 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:44:34,999 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:44:34,999 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration2_Loop [2019-12-07 10:44:34,999 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:44:34,999 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:44:35,000 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 10:44:35,004 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 10:44:35,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:44:35,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:44:35,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 10:44:35,065 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:44:35,065 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,068 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 10:44:35,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:44:35,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:44:35,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:44:35,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 10:44:35,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:44:35,071 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 10:44:35,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:44:35,073 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 10:44:35,076 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 10:44:35,076 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_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,079 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 10:44:35,079 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 10:44:35,079 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 10:44:35,079 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 10:44:35,081 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 10:44:35,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:35,205 INFO L264 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:44:35,207 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:44:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:35,228 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:44:35,229 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:44:35,247 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 10:44:35,247 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 10:44:35,247 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand 5 states. [2019-12-07 10:44:35,370 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 10:44:35,371 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 10:44:35,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 10:44:35,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2019-12-07 10:44:35,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2019-12-07 10:44:35,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:35,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2019-12-07 10:44:35,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:35,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2019-12-07 10:44:35,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:35,375 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2019-12-07 10:44:35,384 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2019-12-07 10:44:35,400 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2019-12-07 10:44:35,400 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2019-12-07 10:44:35,401 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2019-12-07 10:44:35,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2019-12-07 10:44:35,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 10:44:35,402 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2019-12-07 10:44:35,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2019-12-07 10:44:35,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2019-12-07 10:44:35,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-12-07 10:44:35,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2019-12-07 10:44:35,424 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2019-12-07 10:44:35,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:44:35,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:44:35,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:44:35,425 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand 3 states. [2019-12-07 10:44:35,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:44:35,501 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2019-12-07 10:44:35,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:44:35,502 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2019-12-07 10:44:35,506 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-12-07 10:44:35,514 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-12-07 10:44:35,514 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2019-12-07 10:44:35,515 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2019-12-07 10:44:35,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2019-12-07 10:44:35,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 10:44:35,515 INFO L688 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-12-07 10:44:35,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2019-12-07 10:44:35,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2019-12-07 10:44:35,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-12-07 10:44:35,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-12-07 10:44:35,537 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-12-07 10:44:35,537 INFO L591 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-12-07 10:44:35,537 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 10:44:35,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2019-12-07 10:44:35,540 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-12-07 10:44:35,540 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 10:44:35,540 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 10:44:35,541 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, 1] [2019-12-07 10:44:35,542 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:44:35,542 INFO L794 eck$LassoCheckResult]: Stem: 214535#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string11.base, #t~string11.offset, 1);call write~init~int(115, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(10, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(10);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(34);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(16);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(20);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(22);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(21);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(44);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(44);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(9);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(11);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(19);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string80.base, #t~string80.offset, 1);call write~init~int(100, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(10, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string83.base, #t~string83.offset, 1);call write~init~int(100, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(10, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(10);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(12);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(10);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(18);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(16);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(21);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(13);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(16);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(25);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(21);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(21);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(30);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(9);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(25);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(25);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(13);~__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;~__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;~__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;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 214252#L-1 havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 214253#L2046 havoc select_features_#t~ret54, select_features_#t~ret55, select_features_#t~ret56, select_features_#t~ret57, select_features_#t~ret58, select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214285#L2019 select_features_#t~ret54 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret54;havoc select_features_#t~ret54;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214286#L2019-1 select_features_#t~ret55 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret55;havoc select_features_#t~ret55;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214297#L2019-2 select_features_#t~ret56 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret56;havoc select_features_#t~ret56;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214316#L2019-3 select_features_#t~ret57 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret57;havoc select_features_#t~ret57;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214321#L2019-4 select_features_#t~ret58 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret58;havoc select_features_#t~ret58;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214254#L2019-5 select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214255#L2019-6 select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret60;havoc select_features_#t~ret60;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214270#L2019-7 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret61;havoc select_features_#t~ret61; 214274#L2038 havoc valid_product_#res;havoc valid_product_~retValue_acc~24, valid_product_~tmp~15;havoc valid_product_~retValue_acc~24;havoc valid_product_~tmp~15; 214779#L2054 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 214243#L2058 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 214244#L2063 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 214340#L2068 assume !(0 == ~__SELECTED_FEATURE_Sign~0); 214365#L2072 assume 0 != ~__SELECTED_FEATURE_Verify~0; 214788#L2073 assume 0 == ~__SELECTED_FEATURE_Verify~0; 214700#L2078 assume !(0 == ~__SELECTED_FEATURE_Sign~0); 214774#L2082 assume 0 != ~__SELECTED_FEATURE_Keys~0; 214775#L2083 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~15 := 1; 214367#L2057-1 valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 214368#L2114 main_#t~ret75 := valid_product_#res;main_~tmp~17 := main_#t~ret75;havoc main_#t~ret75; 214474#L2710 assume 0 != main_~tmp~17;havoc setup_#t~nondet70, setup_#t~nondet72, setup_#t~nondet74, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.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_tmp3~3.base, setup_~__cil_tmp3~3.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; 214649#L2554 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; 214650#L1992-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214247#L1998-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 214249#L2592 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; 214250#L1992-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214455#L1998-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string71.base, #t~string71.offset;havoc setup_#t~nondet72;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 214333#L2630 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; 214334#L1992-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214439#L1998-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string73.base, #t~string73.offset;havoc setup_#t~nondet74; 214440#L2697 havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, 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~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, 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~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;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; 214630#L291-1 assume !false; 214872#L100 assume test_~splverifierCounter~0 < 4; 214806#L101 [2019-12-07 10:44:35,542 INFO L796 eck$LassoCheckResult]: Loop: 214806#L101 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 214798#L107 assume !(0 == test_~op1~0); 214771#L124 assume !(0 == test_~op2~0); 214275#L142 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet2;havoc test_#t~nondet2; 214276#L147 assume 0 != test_~tmp___7~0; 214319#L148 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 214545#L148-1 test_~op3~0 := 1; 214236#L291-1 assume !false; 214671#L100 assume test_~splverifierCounter~0 < 4; 214806#L101 [2019-12-07 10:44:35,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:35,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1345931480, now seen corresponding path program 1 times [2019-12-07 10:44:35,543 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:44:35,543 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322630449] [2019-12-07 10:44:35,543 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:44:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:35,590 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 10:44:35,590 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322630449] [2019-12-07 10:44:35,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:44:35,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 10:44:35,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389990290] [2019-12-07 10:44:35,591 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 10:44:35,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:35,591 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2019-12-07 10:44:35,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:44:35,591 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271186309] [2019-12-07 10:44:35,591 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:44:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:44:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:44:35,605 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:44:35,632 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:44:35,632 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:44:35,632 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:44:35,633 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:44:35,633 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 10:44:35,633 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:44:35,633 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:44:35,633 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:44:35,633 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration3_Loop [2019-12-07 10:44:35,633 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:44:35,633 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:44:35,634 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 10:44:35,636 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 10:44:35,640 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 10:44:35,642 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 10:44:35,647 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 10:44:35,650 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 10:44:35,714 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:44:35,714 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:44:35,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:44:35,720 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 10:44:35,721 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_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,724 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:44:35,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:44:35,729 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 10:44:35,729 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet2=-1, ULTIMATE.start_test_~tmp___7~0=-1} Honda state: {ULTIMATE.start_test_#t~nondet2=-1, ULTIMATE.start_test_~tmp___7~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,735 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:44:35,735 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:44:35,739 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 10:44:35,739 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_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,744 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 10:44:35,744 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 10:44:35,806 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 10:44:35,868 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 10:44:35,869 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 10:44:35,869 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 10:44:35,870 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 10:44:35,870 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 10:44:35,870 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 10:44:35,870 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 10:44:35,870 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 10:44:35,870 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 10:44:35,870 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration3_Loop [2019-12-07 10:44:35,870 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 10:44:35,870 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 10:44:35,872 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 10:44:35,874 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 10:44:35,876 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 10:44:35,880 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 10:44:35,881 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 10:44:35,886 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 10:44:35,942 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 10:44:35,943 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,945 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 10:44:35,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:44:35,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:44:35,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:44:35,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 10:44:35,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:44:35,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 10:44:35,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:44:35,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,953 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 10:44:35,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:44:35,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:44:35,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:44:35,954 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 10:44:35,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:44:35,955 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 10:44:35,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:44:35,956 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,960 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 10:44:35,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 10:44:35,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 10:44:35,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 10:44:35,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 10:44:35,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 10:44:35,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 10:44:35,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 10:44:35,964 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 10:44:35,965 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 10:44:35,965 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_99623faa-ae63-4be4-9623-7e5c7da7d271/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 10:44:35,968 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 10:44:35,968 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 10:44:35,968 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 10:44:35,968 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 10:44:35,970 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 10:44:35,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:44:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:36,062 INFO L264 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 10:44:36,064 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:44:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:44:36,085 INFO L264 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 10:44:36,086 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 10:44:36,092 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 10:44:36,093 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 10:44:36,093 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand 3 states. [2019-12-07 10:44:36,141 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857. Second operand 3 states. Result 2228 states and 4083 transitions. Complement of second has 4 states. [2019-12-07 10:44:36,141 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 10:44:36,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 10:44:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2019-12-07 10:44:36,142 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2019-12-07 10:44:36,142 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:36,142 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2019-12-07 10:44:36,143 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:36,143 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2019-12-07 10:44:36,143 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 10:44:36,143 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2019-12-07 10:44:36,148 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 10:44:36,149 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2019-12-07 10:44:36,149 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 10:44:36,149 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 10:44:36,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 10:44:36,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 10:44:36,149 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:44:36,149 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:44:36,149 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:44:36,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:44:36,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:44:36,149 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-12-07 10:44:36,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:44:36,149 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-12-07 10:44:36,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 10:44:36,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-12-07 10:44:36,150 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 10:44:36,150 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 10:44:36,150 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 10:44:36,150 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 10:44:36,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 10:44:36,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 10:44:36,150 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:44:36,150 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:44:36,150 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:44:36,150 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 10:44:36,150 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-12-07 10:44:36,150 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 10:44:36,150 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-12-07 10:44:36,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 10:44:36 BoogieIcfgContainer [2019-12-07 10:44:36,155 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 10:44:36,155 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:44:36,155 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:44:36,155 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:44:36,156 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:44:30" (3/4) ... [2019-12-07 10:44:36,158 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 10:44:36,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:44:36,159 INFO L168 Benchmark]: Toolchain (without parser) took 42250.45 ms. Allocated memory was 1.0 GB in the beginning and 5.2 GB in the end (delta: 4.2 GB). Free memory was 932.6 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-12-07 10:44:36,160 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:44:36,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 932.6 MB in the beginning and 998.8 MB in the end (delta: -66.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2019-12-07 10:44:36,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 1951.76 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 537.4 MB). Free memory was 998.8 MB in the beginning and 1.0 GB in the end (delta: -44.0 MB). Peak memory consumption was 553.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:44:36,161 INFO L168 Benchmark]: Boogie Preprocessor took 1620.99 ms. Allocated memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: 7.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.8 MB). Peak memory consumption was 598.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:44:36,162 INFO L168 Benchmark]: RCFGBuilder took 32205.82 ms. Allocated memory was 1.7 GB in the beginning and 4.5 GB in the end (delta: 2.9 GB). Free memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2019-12-07 10:44:36,162 INFO L168 Benchmark]: BuchiAutomizer took 5734.71 ms. Allocated memory was 4.5 GB in the beginning and 5.2 GB in the end (delta: 679.5 MB). Free memory was 2.2 GB in the beginning and 4.0 GB in the end (delta: -1.8 GB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:44:36,162 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 5.2 GB. Free memory is still 4.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:44:36,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 731.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 932.6 MB in the beginning and 998.8 MB in the end (delta: -66.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 1951.76 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 537.4 MB). Free memory was 998.8 MB in the beginning and 1.0 GB in the end (delta: -44.0 MB). Peak memory consumption was 553.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 1620.99 ms. Allocated memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: 7.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.8 MB). Peak memory consumption was 598.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 32205.82 ms. Allocated memory was 1.7 GB in the beginning and 4.5 GB in the end (delta: 2.9 GB). Free memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 5734.71 ms. Allocated memory was 4.5 GB in the beginning and 5.2 GB in the end (delta: 679.5 MB). Free memory was 2.2 GB in the beginning and 4.0 GB in the end (delta: -1.8 GB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 2.97 ms. Allocated memory is still 5.2 GB. Free memory is still 4.0 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 5.7s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 2.9s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had 1039 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 114528 SDtfs, 114023 SDslu, 171025 SDs, 0 SdLazy, 37 SolverSat, 13 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: 5ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 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...