./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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 7d3bf7a653d5d822ba0e9da012957ee7cde96c93 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:21:38,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:21:38,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:21:38,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:21:38,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:21:38,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:21:38,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:21:38,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:21:38,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:21:38,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:21:38,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:21:38,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:21:38,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:21:38,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:21:38,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:21:38,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:21:38,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:21:38,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:21:38,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:21:38,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:21:38,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:21:38,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:21:38,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:21:38,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:21:38,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:21:38,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:21:38,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:21:38,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:21:38,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:21:38,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:21:38,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:21:38,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:21:38,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:21:38,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:21:38,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:21:38,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:21:38,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:21:38,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:21:38,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:21:38,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:21:38,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:21:38,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 02:21:38,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:21:38,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:21:38,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:21:38,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:21:38,864 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:21:38,864 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 02:21:38,865 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 02:21:38,865 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 02:21:38,865 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 02:21:38,865 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 02:21:38,865 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 02:21:38,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:21:38,866 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:21:38,866 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 02:21:38,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:21:38,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:21:38,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:21:38,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 02:21:38,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 02:21:38,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 02:21:38,868 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:21:38,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:21:38,868 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 02:21:38,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:21:38,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 02:21:38,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:21:38,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:21:38,869 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 02:21:38,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:21:38,870 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 02:21:38,870 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 02:21:38,871 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 02:21:38,871 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_60a75ca8-16df-49b3-9340-fe4efaa46367/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 -> 7d3bf7a653d5d822ba0e9da012957ee7cde96c93 [2019-11-20 02:21:39,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:21:39,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:21:39,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:21:39,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:21:39,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:21:39,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2019-11-20 02:21:39,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/data/3c3676e8b/af0585759b0140b3bd6956b513f9e20f/FLAGd825767ec [2019-11-20 02:21:39,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:21:39,601 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2019-11-20 02:21:39,622 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/data/3c3676e8b/af0585759b0140b3bd6956b513f9e20f/FLAGd825767ec [2019-11-20 02:21:39,834 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/data/3c3676e8b/af0585759b0140b3bd6956b513f9e20f [2019-11-20 02:21:39,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:21:39,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:21:39,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:21:39,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:21:39,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:21:39,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:21:39" (1/1) ... [2019-11-20 02:21:39,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34fed288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:39, skipping insertion in model container [2019-11-20 02:21:39,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:21:39" (1/1) ... [2019-11-20 02:21:39,853 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:21:39,926 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:21:40,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:21:40,745 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:21:40,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:21:41,102 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:21:41,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41 WrapperNode [2019-11-20 02:21:41,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:21:41,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:21:41,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:21:41,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:21:41,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:41,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:45,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:21:45,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:21:45,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:21:45,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:21:45,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:45,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:45,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:45,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:46,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:47,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:47,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... [2019-11-20 02:21:48,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:21:48,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:21:48,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:21:48,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:21:48,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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 [2019-11-20 02:21:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-20 02:21:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 02:21:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 02:21:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:21:48,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:22:47,347 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:22:47,348 INFO L285 CfgBuilder]: Removed 36059 assume(true) statements. [2019-11-20 02:22:47,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:22:47 BoogieIcfgContainer [2019-11-20 02:22:47,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:22:47,368 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 02:22:47,368 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 02:22:47,372 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 02:22:47,373 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 02:22:47,373 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 02:21:39" (1/3) ... [2019-11-20 02:22:47,374 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72d8de57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 02:22:47, skipping insertion in model container [2019-11-20 02:22:47,374 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 02:22:47,375 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:21:41" (2/3) ... [2019-11-20 02:22:47,375 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72d8de57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 02:22:47, skipping insertion in model container [2019-11-20 02:22:47,375 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 02:22:47,376 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:22:47" (3/3) ... [2019-11-20 02:22:47,377 INFO L371 chiAutomizerObserver]: Analyzing ICFG email_spec6_productSimulator.cil.c [2019-11-20 02:22:47,425 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 02:22:47,425 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 02:22:47,425 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 02:22:47,426 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:22:47,426 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:22:47,426 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 02:22:47,426 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:22:47,427 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 02:22:47,851 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34996 states. [2019-11-20 02:22:48,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-11-20 02:22:48,339 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 02:22:48,339 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 02:22:48,352 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] [2019-11-20 02:22:48,353 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:22:48,353 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 02:22:48,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34996 states. [2019-11-20 02:22:48,673 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-11-20 02:22:48,673 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 02:22:48,673 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 02:22:48,681 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] [2019-11-20 02:22:48,681 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:22:48,697 INFO L794 eck$LassoCheckResult]: Stem: 304#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~__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;~sent_encrypted~0 := -1;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(19);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(16);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(19);~head~0.base, ~head~0.offset := 0, 0;call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(10);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(12);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(10);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(18);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(16);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(16);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);~__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;call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(115, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(44);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(44);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(9);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(9);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(11);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(19);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string120.base, #t~string120.offset, 1);call write~init~int(100, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(10, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(100, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(10, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(10);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(34);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(16);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(20);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(22);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(21); 13299#L-1true havoc main_#res;havoc main_#t~ret115, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 12819#L729true havoc select_features_#t~ret79, select_features_#t~ret80, select_features_#t~ret81, select_features_#t~ret82, select_features_#t~ret83, select_features_#t~ret84, select_features_#t~ret85, select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 13463#L702true select_features_#t~ret79 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret79;havoc select_features_#t~ret79;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 13464#L702-1true select_features_#t~ret80 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret80;havoc select_features_#t~ret80;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 13468#L702-2true select_features_#t~ret81 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret81;havoc select_features_#t~ret81;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 13470#L702-3true select_features_#t~ret82 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret82;havoc select_features_#t~ret82;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 13475#L702-4true select_features_#t~ret83 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret83;havoc select_features_#t~ret83;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 13447#L702-5true select_features_#t~ret84 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret84;havoc select_features_#t~ret84;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 13451#L702-6true select_features_#t~ret85 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret85;havoc select_features_#t~ret85;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 13453#L702-7true select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret86;havoc select_features_#t~ret86; 13690#L721true havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 13185#L737true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 13183#L740true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~9 := 0; 13184#L740-1true valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 2214#L797true main_#t~ret115 := valid_product_#res;main_~tmp~14 := main_#t~ret115;havoc main_#t~ret115; 22#L2373true assume 0 != main_~tmp~14;havoc setup_#t~nondet110, setup_#t~nondet112, setup_#t~nondet114, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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; 2611#L2217true 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; 33241#L1864-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 31601#L1870-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string109.base, #t~string109.offset;havoc setup_#t~nondet110;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 952#L2255true 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; 33224#L1864-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 31579#L1870-11true setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string111.base, #t~string111.offset;havoc setup_#t~nondet112;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 982#L2293true 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; 33210#L1864-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 31569#L1870-17true setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string113.base, #t~string113.offset;havoc setup_#t~nondet114; 4#L2360true havoc test_#t~nondet91, test_#t~nondet92, test_#t~nondet93, test_#t~nondet94, test_#t~nondet95, test_#t~nondet96, test_#t~nondet97, test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 12716#L2140-1true [2019-11-20 02:22:48,698 INFO L796 eck$LassoCheckResult]: Loop: 12716#L2140-1true assume !false; 29880#L1949true assume test_~splverifierCounter~0 < 4; 29236#L1950true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 25320#L1956true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet91;havoc test_#t~nondet91; 25153#L1960true assume 0 != test_~tmp___9~0; 24567#L1961true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 24578#L1961-1true test_~op1~0 := 1; 12716#L2140-1true [2019-11-20 02:22:48,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:48,705 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2019-11-20 02:22:48,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:22:48,715 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831011990] [2019-11-20 02:22:48,715 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:22:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:49,090 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831011990] [2019-11-20 02:22:49,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:22:49,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 02:22:49,092 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894822080] [2019-11-20 02:22:49,097 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 02:22:49,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:49,098 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2019-11-20 02:22:49,098 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:22:49,098 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49215526] [2019-11-20 02:22:49,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:22:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:22:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:22:49,145 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 02:22:49,202 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 02:22:49,203 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 02:22:49,203 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 02:22:49,203 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 02:22:49,203 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 02:22:49,204 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:49,204 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 02:22:49,204 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 02:22:49,204 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration1_Loop [2019-11-20 02:22:49,205 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 02:22:49,205 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 02:22:49,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:49,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:49,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:49,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:49,374 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 02:22:49,375 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:49,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 02:22:49,383 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 [2019-11-20 02:22:49,401 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 02:22:49,402 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 02:22:49,413 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 02:22:49,415 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 02:22:49,416 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 02:22:49,416 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 02:22:49,416 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 02:22:49,416 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 02:22:49,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:49,417 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 02:22:49,417 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 02:22:49,417 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration1_Loop [2019-11-20 02:22:49,417 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 02:22:49,417 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 02:22:49,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:49,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:49,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:49,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:49,565 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 02:22:49,568 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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 [2019-11-20 02:22:49,574 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 [2019-11-20 02:22:49,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:22:49,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:22:49,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:22:49,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:22:49,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:22:49,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:22:49,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 02:22:49,584 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 02:22:49,591 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 02:22:49,591 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_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:49,605 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 02:22:49,605 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 02:22:49,606 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 02:22:49,607 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:49,616 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-20 02:22:49,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:49,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 02:22:49,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:22:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:50,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 02:22:50,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:22:50,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:50,075 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 [2019-11-20 02:22:50,077 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34996 states. Second operand 4 states. [2019-11-20 02:22:53,979 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34996 states.. Second operand 4 states. Result 174351 states and 280224 transitions. Complement of second has 7 states. [2019-11-20 02:22:53,980 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 [2019-11-20 02:22:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-20 02:22:54,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 168036 transitions. [2019-11-20 02:22:54,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 27 letters. Loop has 7 letters. [2019-11-20 02:22:54,147 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:54,147 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 34 letters. Loop has 7 letters. [2019-11-20 02:22:54,148 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:54,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 27 letters. Loop has 14 letters. [2019-11-20 02:22:54,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:54,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 174351 states and 280224 transitions. [2019-11-20 02:22:54,902 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2019-11-20 02:22:54,916 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 174351 states to 990 states and 1812 transitions. [2019-11-20 02:22:54,918 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2019-11-20 02:22:54,919 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2019-11-20 02:22:54,920 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2019-11-20 02:22:54,922 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 02:22:54,922 INFO L688 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2019-11-20 02:22:54,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2019-11-20 02:22:54,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2019-11-20 02:22:54,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-11-20 02:22:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2019-11-20 02:22:54,990 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2019-11-20 02:22:54,991 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:22:54,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 02:22:55,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 02:22:55,006 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand 5 states. [2019-11-20 02:22:55,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:22:55,109 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2019-11-20 02:22:55,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 02:22:55,110 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2019-11-20 02:22:55,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-11-20 02:22:55,120 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2019-11-20 02:22:55,120 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2019-11-20 02:22:55,122 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2019-11-20 02:22:55,122 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2019-11-20 02:22:55,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 02:22:55,123 INFO L688 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 02:22:55,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2019-11-20 02:22:55,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2019-11-20 02:22:55,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-11-20 02:22:55,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2019-11-20 02:22:55,150 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 02:22:55,150 INFO L591 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 02:22:55,150 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 02:22:55,150 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2019-11-20 02:22:55,155 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-11-20 02:22:55,155 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 02:22:55,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 02:22:55,159 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] [2019-11-20 02:22:55,159 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:22:55,160 INFO L794 eck$LassoCheckResult]: Stem: 211020#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~__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;~sent_encrypted~0 := -1;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(19);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(16);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(19);~head~0.base, ~head~0.offset := 0, 0;call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(10);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(12);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(10);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(18);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(16);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(16);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);~__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;call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(115, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(44);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(44);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(9);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(9);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(11);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(19);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string120.base, #t~string120.offset, 1);call write~init~int(100, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(10, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(100, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(10, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(10);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(34);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(16);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(20);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(22);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(21); 210615#L-1 havoc main_#res;havoc main_#t~ret115, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 210616#L729 havoc select_features_#t~ret79, select_features_#t~ret80, select_features_#t~ret81, select_features_#t~ret82, select_features_#t~ret83, select_features_#t~ret84, select_features_#t~ret85, select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211138#L702 select_features_#t~ret79 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret79;havoc select_features_#t~ret79;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211139#L702-1 select_features_#t~ret80 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret80;havoc select_features_#t~ret80;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211142#L702-2 select_features_#t~ret81 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret81;havoc select_features_#t~ret81;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211143#L702-3 select_features_#t~ret82 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret82;havoc select_features_#t~ret82;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211144#L702-4 select_features_#t~ret83 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret83;havoc select_features_#t~ret83;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211133#L702-5 select_features_#t~ret84 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret84;havoc select_features_#t~ret84;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211134#L702-6 select_features_#t~ret85 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret85;havoc select_features_#t~ret85;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211137#L702-7 select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret86;havoc select_features_#t~ret86; 211030#L721 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 211031#L737 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 210932#L741 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 210933#L746 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 211110#L751 assume 0 == ~__SELECTED_FEATURE_Sign~0; 211131#L756 assume 0 == ~__SELECTED_FEATURE_Verify~0; 210944#L761 assume 0 == ~__SELECTED_FEATURE_Sign~0; 211022#L766 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~9 := 1; 211129#L740-1 valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 210637#L797 main_#t~ret115 := valid_product_#res;main_~tmp~14 := main_#t~ret115;havoc main_#t~ret115; 210638#L2373 assume 0 != main_~tmp~14;havoc setup_#t~nondet110, setup_#t~nondet112, setup_#t~nondet114, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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; 210750#L2217 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; 210751#L1864-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210748#L1870-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string109.base, #t~string109.offset;havoc setup_#t~nondet110;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 210749#L2255 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; 210894#L1864-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210657#L1870-11 setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string111.base, #t~string111.offset;havoc setup_#t~nondet112;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 210658#L2293 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; 210863#L1864-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210645#L1870-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string113.base, #t~string113.offset;havoc setup_#t~nondet114; 210646#L2360 havoc test_#t~nondet91, test_#t~nondet92, test_#t~nondet93, test_#t~nondet94, test_#t~nondet95, test_#t~nondet96, test_#t~nondet97, test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 210819#L2140-1 assume !false; 210766#L1949 [2019-11-20 02:22:55,161 INFO L796 eck$LassoCheckResult]: Loop: 210766#L1949 assume test_~splverifierCounter~0 < 4; 210966#L1950 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 211097#L1956 assume !(0 == test_~op1~0); 210962#L1973 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet92;havoc test_#t~nondet92; 211105#L1978 assume 0 != test_~tmp___8~0; 211106#L1979 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 210913#L1979-1 test_~op2~0 := 1; 210722#L2140-1 assume !false; 210766#L1949 [2019-11-20 02:22:55,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:55,161 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2019-11-20 02:22:55,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:22:55,162 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208411696] [2019-11-20 02:22:55,162 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:22:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:55,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:55,290 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208411696] [2019-11-20 02:22:55,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:22:55,291 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:22:55,291 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052472475] [2019-11-20 02:22:55,291 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 02:22:55,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:55,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2019-11-20 02:22:55,292 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:22:55,292 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841390144] [2019-11-20 02:22:55,293 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:22:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:22:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:22:55,316 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 02:22:55,379 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 02:22:55,380 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 02:22:55,380 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 02:22:55,380 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 02:22:55,380 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 02:22:55,380 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:55,381 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 02:22:55,381 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 02:22:55,381 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration2_Loop [2019-11-20 02:22:55,381 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 02:22:55,381 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 02:22:55,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,523 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 02:22:55,523 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:55,529 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 02:22:55,529 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 [2019-11-20 02:22:55,548 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 02:22:55,549 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 02:22:55,557 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 02:22:55,559 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 02:22:55,559 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 02:22:55,559 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 02:22:55,560 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 02:22:55,560 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 02:22:55,560 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:55,560 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 02:22:55,560 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 02:22:55,560 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration2_Loop [2019-11-20 02:22:55,561 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 02:22:55,561 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 02:22:55,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:55,741 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 02:22:55,741 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:55,757 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 [2019-11-20 02:22:55,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:22:55,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:22:55,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:22:55,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:22:55,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:22:55,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:22:55,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:55,774 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 02:22:55,779 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 02:22:55,779 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_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:55,796 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 02:22:55,797 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 02:22:55,797 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 02:22:55,797 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2019-11-20 02:22:55,799 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:55,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:56,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 02:22:56,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:22:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:56,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 02:22:56,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:22:56,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:56,094 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 [2019-11-20 02:22:56,095 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand 5 states. [2019-11-20 02:22:56,227 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. [2019-11-20 02:22:56,227 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 [2019-11-20 02:22:56,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-20 02:22:56,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2019-11-20 02:22:56,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2019-11-20 02:22:56,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:56,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2019-11-20 02:22:56,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:56,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2019-11-20 02:22:56,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:56,232 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2019-11-20 02:22:56,241 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2019-11-20 02:22:56,258 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2019-11-20 02:22:56,258 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2019-11-20 02:22:56,259 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2019-11-20 02:22:56,259 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2019-11-20 02:22:56,261 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 02:22:56,262 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2019-11-20 02:22:56,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2019-11-20 02:22:56,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2019-11-20 02:22:56,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-11-20 02:22:56,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2019-11-20 02:22:56,288 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2019-11-20 02:22:56,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:22:56,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:22:56,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 02:22:56,289 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand 3 states. [2019-11-20 02:22:56,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:22:56,427 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2019-11-20 02:22:56,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:22:56,428 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2019-11-20 02:22:56,432 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-11-20 02:22:56,441 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-11-20 02:22:56,442 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2019-11-20 02:22:56,442 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2019-11-20 02:22:56,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2019-11-20 02:22:56,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 02:22:56,444 INFO L688 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 02:22:56,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2019-11-20 02:22:56,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2019-11-20 02:22:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-11-20 02:22:56,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-11-20 02:22:56,463 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 02:22:56,463 INFO L591 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 02:22:56,463 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 02:22:56,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2019-11-20 02:22:56,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-11-20 02:22:56,466 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 02:22:56,466 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 02:22:56,468 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] [2019-11-20 02:22:56,468 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:22:56,468 INFO L794 eck$LassoCheckResult]: Stem: 215804#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;~__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;~sent_encrypted~0 := -1;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(19);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(16);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(19);~head~0.base, ~head~0.offset := 0, 0;call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(10);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(12);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(10);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(18);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(16);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(21);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(16);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(25);~__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;call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string89.base, #t~string89.offset, 1);call write~init~int(115, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(10, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(44);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(44);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(9);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(9);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(11);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(19);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string120.base, #t~string120.offset, 1);call write~init~int(100, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(10, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(100, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(10, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(10);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(34);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(16);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(20);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(22);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(21); 215401#L-1 havoc main_#res;havoc main_#t~ret115, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 215402#L729 havoc select_features_#t~ret79, select_features_#t~ret80, select_features_#t~ret81, select_features_#t~ret82, select_features_#t~ret83, select_features_#t~ret84, select_features_#t~ret85, select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215933#L702 select_features_#t~ret79 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret79;havoc select_features_#t~ret79;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215934#L702-1 select_features_#t~ret80 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret80;havoc select_features_#t~ret80;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215937#L702-2 select_features_#t~ret81 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret81;havoc select_features_#t~ret81;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215938#L702-3 select_features_#t~ret82 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret82;havoc select_features_#t~ret82;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215940#L702-4 select_features_#t~ret83 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret83;havoc select_features_#t~ret83;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215928#L702-5 select_features_#t~ret84 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret84;havoc select_features_#t~ret84;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215929#L702-6 select_features_#t~ret85 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret85;havoc select_features_#t~ret85;havoc select_one_#res;havoc select_one_#t~nondet78, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet78;havoc select_one_#t~nondet78;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215932#L702-7 select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret86;havoc select_features_#t~ret86; 215814#L721 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 215815#L737 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 215880#L740 assume 0 != ~__SELECTED_FEATURE_Decrypt~0; 215720#L741 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 215721#L746 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 215896#L750 assume 0 != ~__SELECTED_FEATURE_Keys~0; 215897#L751 assume 0 == ~__SELECTED_FEATURE_Sign~0; 215923#L756 assume 0 == ~__SELECTED_FEATURE_Verify~0; 215728#L761 assume 0 == ~__SELECTED_FEATURE_Sign~0; 215806#L766 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~9 := 1; 215921#L740-1 valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 215423#L797 main_#t~ret115 := valid_product_#res;main_~tmp~14 := main_#t~ret115;havoc main_#t~ret115; 215424#L2373 assume 0 != main_~tmp~14;havoc setup_#t~nondet110, setup_#t~nondet112, setup_#t~nondet114, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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; 215534#L2217 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; 215535#L1864-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215537#L1870-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string109.base, #t~string109.offset;havoc setup_#t~nondet110;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 215538#L2255 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; 215681#L1864-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215443#L1870-11 setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string111.base, #t~string111.offset;havoc setup_#t~nondet112;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 215444#L2293 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; 215650#L1864-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215431#L1870-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string113.base, #t~string113.offset;havoc setup_#t~nondet114; 215432#L2360 havoc test_#t~nondet91, test_#t~nondet92, test_#t~nondet93, test_#t~nondet94, test_#t~nondet95, test_#t~nondet96, test_#t~nondet97, test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 215610#L2140-1 assume !false; 215968#L1949 assume test_~splverifierCounter~0 < 4; 215899#L1950 [2019-11-20 02:22:56,469 INFO L796 eck$LassoCheckResult]: Loop: 215899#L1950 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 215883#L1956 assume !(0 == test_~op1~0); 215746#L1973 assume !(0 == test_~op2~0); 215654#L1991 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet93;havoc test_#t~nondet93; 215655#L1996 assume 0 != test_~tmp___7~0; 215485#L1997 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 215487#L1997-1 test_~op3~0 := 1; 215510#L2140-1 assume !false; 215552#L1949 assume test_~splverifierCounter~0 < 4; 215899#L1950 [2019-11-20 02:22:56,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:56,469 INFO L82 PathProgramCache]: Analyzing trace with hash -307546040, now seen corresponding path program 1 times [2019-11-20 02:22:56,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:22:56,470 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403133482] [2019-11-20 02:22:56,470 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:22:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:56,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:56,531 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403133482] [2019-11-20 02:22:56,531 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:22:56,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:22:56,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97712397] [2019-11-20 02:22:56,532 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 02:22:56,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:56,532 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2019-11-20 02:22:56,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:22:56,533 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057312937] [2019-11-20 02:22:56,533 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:22:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:22:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 02:22:56,550 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 02:22:56,616 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 02:22:56,616 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 02:22:56,616 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 02:22:56,617 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 02:22:56,617 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 02:22:56,617 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:56,617 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 02:22:56,617 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 02:22:56,617 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration3_Loop [2019-11-20 02:22:56,617 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 02:22:56,617 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 02:22:56,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:56,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:56,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:56,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:56,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:56,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:56,768 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 02:22:56,768 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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 [2019-11-20 02:22:56,944 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 02:22:56,944 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 02:22:56,964 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 02:22:56,965 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___7~0=-8, ULTIMATE.start_test_#t~nondet93=-8} Honda state: {ULTIMATE.start_test_~tmp___7~0=-8, ULTIMATE.start_test_#t~nondet93=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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 [2019-11-20 02:22:57,053 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 02:22:57,054 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 02:22:57,061 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 02:22:57,061 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_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:57,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 02:22:57,077 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:57,082 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 02:22:57,082 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_60a75ca8-16df-49b3-9340-fe4efaa46367/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 [2019-11-20 02:22:57,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 02:22:57,093 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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 [2019-11-20 02:22:57,105 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 02:22:57,105 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 02:22:57,193 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 02:22:57,195 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 02:22:57,195 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 02:22:57,195 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 02:22:57,195 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 02:22:57,195 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 02:22:57,195 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:57,196 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 02:22:57,196 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 02:22:57,196 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration3_Loop [2019-11-20 02:22:57,196 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 02:22:57,196 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 02:22:57,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:57,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:57,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:57,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:57,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:57,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 02:22:57,342 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 02:22:57,343 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:57,361 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 [2019-11-20 02:22:57,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:22:57,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:22:57,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:22:57,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:22:57,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:22:57,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:22:57,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:57,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:57,383 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 [2019-11-20 02:22:57,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:22:57,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:22:57,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:22:57,385 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 02:22:57,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:22:57,386 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 02:22:57,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:57,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:57,408 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 [2019-11-20 02:22:57,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:22:57,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:22:57,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:22:57,410 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 02:22:57,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:22:57,413 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 02:22:57,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:57,420 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60a75ca8-16df-49b3-9340-fe4efaa46367/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) [2019-11-20 02:22:57,435 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 [2019-11-20 02:22:57,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 02:22:57,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 02:22:57,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 02:22:57,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 02:22:57,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 02:22:57,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 02:22:57,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:57,445 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 02:22:57,448 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 02:22:57,448 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_60a75ca8-16df-49b3-9340-fe4efaa46367/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 02:22:57,463 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 02:22:57,463 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 02:22:57,463 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 02:22:57,463 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2019-11-20 02:22:57,466 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 02:22:57,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:57,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 02:22:57,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:22:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:57,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 02:22:57,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:22:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:57,744 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 [2019-11-20 02:22:57,744 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand 3 states. [2019-11-20 02:22:57,833 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. [2019-11-20 02:22:57,834 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 [2019-11-20 02:22:57,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-20 02:22:57,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2019-11-20 02:22:57,835 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2019-11-20 02:22:57,837 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:57,837 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2019-11-20 02:22:57,838 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:57,838 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2019-11-20 02:22:57,838 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 02:22:57,839 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2019-11-20 02:22:57,848 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 02:22:57,848 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2019-11-20 02:22:57,849 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 02:22:57,849 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 02:22:57,849 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 02:22:57,849 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 02:22:57,849 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:22:57,849 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:22:57,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:22:57,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:22:57,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 02:22:57,850 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-11-20 02:22:57,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:22:57,850 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-20 02:22:57,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 02:22:57,851 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-20 02:22:57,851 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 02:22:57,851 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 02:22:57,851 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 02:22:57,855 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 02:22:57,855 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 02:22:57,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 02:22:57,855 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:22:57,855 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:22:57,856 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:22:57,856 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 02:22:57,856 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 02:22:57,856 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 02:22:57,856 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 02:22:57,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 02:22:57 BoogieIcfgContainer [2019-11-20 02:22:57,864 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 02:22:57,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:22:57,865 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:22:57,865 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:22:57,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:22:47" (3/4) ... [2019-11-20 02:22:57,869 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 02:22:57,870 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:22:57,873 INFO L168 Benchmark]: Toolchain (without parser) took 78033.08 ms. Allocated memory was 1.0 GB in the beginning and 5.8 GB in the end (delta: 4.8 GB). Free memory was 946.1 MB in the beginning and 4.4 GB in the end (delta: -3.5 GB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2019-11-20 02:22:57,875 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:22:57,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1265.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:22:57,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 4391.55 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 198.2 MB). Free memory was 1.1 GB in the beginning and 774.8 MB in the end (delta: 301.6 MB). Peak memory consumption was 662.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:22:57,877 INFO L168 Benchmark]: Boogie Preprocessor took 2632.32 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 479.2 MB). Free memory was 774.8 MB in the beginning and 1.1 GB in the end (delta: -358.6 MB). Peak memory consumption was 286.0 MB. Max. memory is 11.5 GB. [2019-11-20 02:22:57,878 INFO L168 Benchmark]: RCFGBuilder took 59238.59 ms. Allocated memory was 1.9 GB in the beginning and 4.9 GB in the end (delta: 3.0 GB). Free memory was 1.1 GB in the beginning and 2.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2019-11-20 02:22:57,878 INFO L168 Benchmark]: BuchiAutomizer took 10496.26 ms. Allocated memory was 4.9 GB in the beginning and 5.8 GB in the end (delta: 936.4 MB). Free memory was 2.1 GB in the beginning and 4.4 GB in the end (delta: -2.3 GB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:22:57,879 INFO L168 Benchmark]: Witness Printer took 5.17 ms. Allocated memory is still 5.8 GB. Free memory is still 4.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:22:57,882 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1265.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 4391.55 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 198.2 MB). Free memory was 1.1 GB in the beginning and 774.8 MB in the end (delta: 301.6 MB). Peak memory consumption was 662.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 2632.32 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 479.2 MB). Free memory was 774.8 MB in the beginning and 1.1 GB in the end (delta: -358.6 MB). Peak memory consumption was 286.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 59238.59 ms. Allocated memory was 1.9 GB in the beginning and 4.9 GB in the end (delta: 3.0 GB). Free memory was 1.1 GB in the beginning and 2.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 10496.26 ms. Allocated memory was 4.9 GB in the beginning and 5.8 GB in the end (delta: 936.4 MB). Free memory was 2.1 GB in the beginning and 4.4 GB in the end (delta: -2.3 GB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 5.17 ms. Allocated memory is still 5.8 GB. Free memory is still 4.4 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 10.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.1s. Büchi inclusion checks took 5.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.8s 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: 115168 SDtfs, 114666 SDslu, 171982 SDs, 0 SdLazy, 37 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s 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: 22ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...