./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec1_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_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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 bc7d090a138580add9976b84569c79c9dd40b01c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 03:10:19,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:10:19,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:10:19,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:10:19,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:10:19,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:10:19,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:10:19,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:10:19,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:10:19,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:10:19,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:10:19,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:10:19,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:10:19,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:10:19,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:10:19,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:10:19,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:10:19,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:10:19,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:10:19,876 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:10:19,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:10:19,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:10:19,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:10:19,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:10:19,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:10:19,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:10:19,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:10:19,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:10:19,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:10:19,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:10:19,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:10:19,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:10:19,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:10:19,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:10:19,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:10:19,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:10:19,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:10:19,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:10:19,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:10:19,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:10:19,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:10:19,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 03:10:19,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:10:19,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:10:19,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:10:19,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:10:19,924 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:10:19,924 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 03:10:19,925 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 03:10:19,925 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 03:10:19,925 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 03:10:19,925 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 03:10:19,925 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 03:10:19,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:10:19,926 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:10:19,926 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 03:10:19,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:10:19,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:10:19,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:10:19,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 03:10:19,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 03:10:19,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 03:10:19,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:10:19,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:10:19,927 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 03:10:19,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:10:19,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 03:10:19,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:10:19,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:10:19,928 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 03:10:19,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:10:19,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:10:19,929 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 03:10:19,930 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 03:10:19,930 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_61bfa8c2-e858-4204-96c4-381a72662469/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 -> bc7d090a138580add9976b84569c79c9dd40b01c [2019-11-20 03:10:20,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:10:20,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:10:20,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:10:20,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:10:20,125 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:10:20,126 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c [2019-11-20 03:10:20,178 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/data/f686641c6/6c9200898ab449d58880b491ec12b1b1/FLAG463a575f0 [2019-11-20 03:10:20,736 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:10:20,737 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c [2019-11-20 03:10:20,772 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/data/f686641c6/6c9200898ab449d58880b491ec12b1b1/FLAG463a575f0 [2019-11-20 03:10:20,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/data/f686641c6/6c9200898ab449d58880b491ec12b1b1 [2019-11-20 03:10:20,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:10:20,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:10:20,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:10:20,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:10:20,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:10:20,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:10:20" (1/1) ... [2019-11-20 03:10:20,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e3ac15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:20, skipping insertion in model container [2019-11-20 03:10:20,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:10:20" (1/1) ... [2019-11-20 03:10:20,954 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:10:21,041 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:10:21,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:10:21,790 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:10:21,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:10:22,090 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:10:22,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22 WrapperNode [2019-11-20 03:10:22,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:10:22,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:10:22,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:10:22,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:10:22,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:22,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:25,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:10:25,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:10:25,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:10:25,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:10:25,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:25,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:26,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:26,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:27,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:27,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:28,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... [2019-11-20 03:10:28,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:10:28,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:10:28,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:10:28,598 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:10:28,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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 03:10:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-20 03:10:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:10:28,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 03:10:28,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:10:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:11:17,278 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:11:17,279 INFO L285 CfgBuilder]: Removed 35867 assume(true) statements. [2019-11-20 03:11:17,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:11:17 BoogieIcfgContainer [2019-11-20 03:11:17,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:11:17,296 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 03:11:17,296 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 03:11:17,299 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 03:11:17,300 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:11:17,300 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 03:10:20" (1/3) ... [2019-11-20 03:11:17,302 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17c71af5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:11:17, skipping insertion in model container [2019-11-20 03:11:17,302 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:11:17,303 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:10:22" (2/3) ... [2019-11-20 03:11:17,303 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17c71af5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 03:11:17, skipping insertion in model container [2019-11-20 03:11:17,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 03:11:17,303 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:11:17" (3/3) ... [2019-11-20 03:11:17,306 INFO L371 chiAutomizerObserver]: Analyzing ICFG email_spec1_productSimulator.cil.c [2019-11-20 03:11:17,358 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 03:11:17,358 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 03:11:17,358 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 03:11:17,358 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 03:11:17,359 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 03:11:17,359 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 03:11:17,359 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 03:11:17,359 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 03:11:17,678 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34772 states. [2019-11-20 03:11:18,116 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-11-20 03:11:18,117 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:11:18,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:11:18,129 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 03:11:18,129 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:11:18,129 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 03:11:18,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34772 states. [2019-11-20 03:11:18,462 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-11-20 03:11:18,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:11:18,462 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:11:18,468 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] [2019-11-20 03:11:18,469 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:11:18,486 INFO L794 eck$LassoCheckResult]: Stem: 99#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;~mail_is_sensitive~0 := -1;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(13);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(10);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(12);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(10);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(18);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(16);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(13);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(16);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(10);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(34);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(20);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(22);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(21);~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(44);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(44);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(9);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(9);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(11);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(19);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string102.base, #t~string102.offset, 1);call write~init~int(100, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(10, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string105.base, #t~string105.offset, 1);call write~init~int(100, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(10, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(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~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string158.base, #t~string158.offset, 1);call write~init~int(115, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(10, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1); 9441#L-1true havoc main_#res;havoc main_#t~ret97, main_~retValue_acc~21, main_~tmp~20;havoc main_~retValue_acc~21;havoc main_~tmp~20;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 20746#L3375true havoc select_features_#t~ret150, select_features_#t~ret151, select_features_#t~ret152, select_features_#t~ret153, select_features_#t~ret154, select_features_#t~ret155, select_features_#t~ret156, select_features_#t~ret157;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 26525#L3348true select_features_#t~ret150 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret150;havoc select_features_#t~ret150;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 26529#L3348-1true select_features_#t~ret151 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret151;havoc select_features_#t~ret151;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 26520#L3348-2true select_features_#t~ret152 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret152;havoc select_features_#t~ret152;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 26545#L3348-3true select_features_#t~ret153 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret153;havoc select_features_#t~ret153;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 26536#L3348-4true select_features_#t~ret154 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret154;havoc select_features_#t~ret154;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 26544#L3348-5true select_features_#t~ret155 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret155;havoc select_features_#t~ret155;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 26489#L3348-6true select_features_#t~ret156 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret156;havoc select_features_#t~ret156;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 26477#L3348-7true select_features_#t~ret157 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret157;havoc select_features_#t~ret157; 22211#L3367true havoc valid_product_#res;havoc valid_product_~retValue_acc~43, valid_product_~tmp~27;havoc valid_product_~retValue_acc~43;havoc valid_product_~tmp~27; 24384#L3383true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 23790#L3386true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~27 := 0; 23736#L3386-1true valid_product_~retValue_acc~43 := valid_product_~tmp~27;valid_product_#res := valid_product_~retValue_acc~43; 15628#L3443true main_#t~ret97 := valid_product_#res;main_~tmp~20 := main_#t~ret97;havoc main_#t~ret97; 33880#L1749true assume 0 != main_~tmp~20;havoc setup_#t~nondet92, setup_#t~nondet94, setup_#t~nondet96, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 589#L1593true 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; 16208#L3324-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 15869#L3330-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string91.base, #t~string91.offset;havoc setup_#t~nondet92;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 75#L1631true 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; 16201#L3324-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 15853#L3330-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string93.base, #t~string93.offset;havoc setup_#t~nondet94;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 123#L1669true 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; 16355#L3324-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 15844#L3330-17true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string95.base, #t~string95.offset;havoc setup_#t~nondet96; 33838#L1736true havoc test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, 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~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 34117#L322-1true [2019-11-20 03:11:18,487 INFO L796 eck$LassoCheckResult]: Loop: 34117#L322-1true assume !false; 207#L131true assume test_~splverifierCounter~0 < 4; 225#L132true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 201#L138true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet4;havoc test_#t~nondet4; 317#L142true assume 0 != test_~tmp___9~0; 351#L143true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 352#L143-1true test_~op1~0 := 1; 34117#L322-1true [2019-11-20 03:11:18,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:18,493 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2019-11-20 03:11:18,501 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:11:18,502 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123436289] [2019-11-20 03:11:18,502 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:11:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:18,904 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 03:11:18,908 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123436289] [2019-11-20 03:11:18,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:11:18,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 03:11:18,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642152408] [2019-11-20 03:11:18,915 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 03:11:18,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:18,916 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2019-11-20 03:11:18,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:11:18,917 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266792483] [2019-11-20 03:11:18,917 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:11:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:11:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:11:18,977 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:11:19,021 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:11:19,022 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:11:19,022 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:11:19,022 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:11:19,022 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 03:11:19,023 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:19,023 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:11:19,023 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:11:19,023 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration1_Loop [2019-11-20 03:11:19,023 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:11:19,024 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:11:19,049 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 03:11:19,063 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 03:11:19,070 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 03:11:19,077 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 03:11:19,170 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:11:19,170 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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 03:11:19,187 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:11:19,187 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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) [2019-11-20 03:11:19,208 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 03:11:19,209 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:19,221 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 03:11:19,223 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:11:19,223 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:11:19,223 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:11:19,223 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:11:19,223 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:11:19,223 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:19,224 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:11:19,224 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:11:19,224 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration1_Loop [2019-11-20 03:11:19,224 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:11:19,224 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:11:19,225 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 03:11:19,245 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 03:11:19,252 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 03:11:19,255 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 03:11:19,353 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:11:19,358 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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) [2019-11-20 03:11:19,373 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 03:11:19,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:11:19,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:11:19,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:11:19,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:11:19,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:11:19,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:11:19,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:19,383 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 03:11:19,390 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 03:11:19,391 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_61bfa8c2-e858-4204-96c4-381a72662469/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 03:11:19,405 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 03:11:19,406 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 03:11:19,406 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 03:11:19,407 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2019-11-20 03:11:19,412 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:19,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:19,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 03:11:19,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:11:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:19,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 03:11:19,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:11:19,738 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 03:11:19,754 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 03:11:19,755 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34772 states. Second operand 4 states. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Exception during sending of exit command (exit): Broken pipe [2019-11-20 03:11:23,673 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34772 states.. Second operand 4 states. Result 173231 states and 278304 transitions. Complement of second has 7 states. [2019-11-20 03:11:23,674 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 03:11:23,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-20 03:11:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 166884 transitions. [2019-11-20 03:11:23,835 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 7 letters. [2019-11-20 03:11:23,846 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:23,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 34 letters. Loop has 7 letters. [2019-11-20 03:11:23,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:23,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 14 letters. [2019-11-20 03:11:23,849 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:23,850 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173231 states and 278304 transitions. [2019-11-20 03:11:24,693 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2019-11-20 03:11:24,705 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173231 states to 990 states and 1812 transitions. [2019-11-20 03:11:24,706 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2019-11-20 03:11:24,707 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2019-11-20 03:11:24,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2019-11-20 03:11:24,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 03:11:24,709 INFO L688 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2019-11-20 03:11:24,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2019-11-20 03:11:24,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2019-11-20 03:11:24,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-11-20 03:11:24,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2019-11-20 03:11:24,775 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2019-11-20 03:11:24,775 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:11:24,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 03:11:24,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 03:11:24,783 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand 5 states. [2019-11-20 03:11:24,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:11:24,868 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2019-11-20 03:11:24,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 03:11:24,870 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2019-11-20 03:11:24,875 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-11-20 03:11:24,880 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2019-11-20 03:11:24,881 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2019-11-20 03:11:24,882 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2019-11-20 03:11:24,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2019-11-20 03:11:24,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 03:11:24,888 INFO L688 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 03:11:24,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2019-11-20 03:11:24,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2019-11-20 03:11:24,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-11-20 03:11:24,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2019-11-20 03:11:24,906 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 03:11:24,906 INFO L591 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 03:11:24,907 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 03:11:24,907 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2019-11-20 03:11:24,909 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-11-20 03:11:24,909 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:11:24,909 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:11:24,911 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 03:11:24,911 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:11:24,912 INFO L794 eck$LassoCheckResult]: Stem: 209526#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;~mail_is_sensitive~0 := -1;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(13);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(10);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(12);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(10);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(18);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(16);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(13);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(16);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(10);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(34);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(20);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(22);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(21);~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(44);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(44);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(9);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(9);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(11);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(19);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string102.base, #t~string102.offset, 1);call write~init~int(100, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(10, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string105.base, #t~string105.offset, 1);call write~init~int(100, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(10, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(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~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string158.base, #t~string158.offset, 1);call write~init~int(115, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(10, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1); 209306#L-1 havoc main_#res;havoc main_#t~ret97, main_~retValue_acc~21, main_~tmp~20;havoc main_~retValue_acc~21;havoc main_~tmp~20;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 209307#L3375 havoc select_features_#t~ret150, select_features_#t~ret151, select_features_#t~ret152, select_features_#t~ret153, select_features_#t~ret154, select_features_#t~ret155, select_features_#t~ret156, select_features_#t~ret157;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209496#L3348 select_features_#t~ret150 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret150;havoc select_features_#t~ret150;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209782#L3348-1 select_features_#t~ret151 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret151;havoc select_features_#t~ret151;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209778#L3348-2 select_features_#t~ret152 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret152;havoc select_features_#t~ret152;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209779#L3348-3 select_features_#t~ret153 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret153;havoc select_features_#t~ret153;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209786#L3348-4 select_features_#t~ret154 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret154;havoc select_features_#t~ret154;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209787#L3348-5 select_features_#t~ret155 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret155;havoc select_features_#t~ret155;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209764#L3348-6 select_features_#t~ret156 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret156;havoc select_features_#t~ret156;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 209745#L3348-7 select_features_#t~ret157 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret157;havoc select_features_#t~ret157; 209455#L3367 havoc valid_product_#res;havoc valid_product_~retValue_acc~43, valid_product_~tmp~27;havoc valid_product_~retValue_acc~43;havoc valid_product_~tmp~27; 209456#L3383 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209495#L3387 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 209603#L3392 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209493#L3397 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209316#L3402 assume 0 == ~__SELECTED_FEATURE_Verify~0; 209396#L3407 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209311#L3412 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~27 := 1; 209312#L3386-1 valid_product_~retValue_acc~43 := valid_product_~tmp~27;valid_product_#res := valid_product_~retValue_acc~43; 209470#L3443 main_#t~ret97 := valid_product_#res;main_~tmp~20 := main_#t~ret97;havoc main_#t~ret97; 209419#L1749 assume 0 != main_~tmp~20;havoc setup_#t~nondet92, setup_#t~nondet94, setup_#t~nondet96, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 209420#L1593 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; 209335#L3324-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209309#L3330-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string91.base, #t~string91.offset;havoc setup_#t~nondet92;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 209623#L1631 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; 209303#L3324-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209304#L3330-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string93.base, #t~string93.offset;havoc setup_#t~nondet94;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 209555#L1669 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; 209683#L3324-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209351#L3330-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string95.base, #t~string95.offset;havoc setup_#t~nondet96; 209539#L1736 havoc test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, 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~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 209805#L322-1 assume !false; 209340#L131 [2019-11-20 03:11:24,912 INFO L796 eck$LassoCheckResult]: Loop: 209340#L131 assume test_~splverifierCounter~0 < 4; 209341#L132 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 209475#L138 assume !(0 == test_~op1~0); 209345#L155 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet5;havoc test_#t~nondet5; 209477#L160 assume 0 != test_~tmp___8~0; 209479#L161 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 209318#L161-1 test_~op2~0 := 1; 209352#L322-1 assume !false; 209340#L131 [2019-11-20 03:11:24,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:24,913 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2019-11-20 03:11:24,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:11:24,913 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045945219] [2019-11-20 03:11:24,913 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:11:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:25,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:11:25,031 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045945219] [2019-11-20 03:11:25,032 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:11:25,032 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:11:25,032 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814825322] [2019-11-20 03:11:25,032 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 03:11:25,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:25,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2019-11-20 03:11:25,033 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:11:25,033 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636367441] [2019-11-20 03:11:25,033 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:11:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:11:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:11:25,064 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:11:25,103 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:11:25,103 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:11:25,104 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:11:25,104 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:11:25,104 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 03:11:25,104 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:25,104 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:11:25,104 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:11:25,104 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration2_Loop [2019-11-20 03:11:25,104 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:11:25,105 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:11:25,106 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 03:11:25,112 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 03:11:25,115 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 03:11:25,118 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 03:11:25,126 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 03:11:25,213 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:11:25,213 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:25,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:11:25,221 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 03:11:25,240 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 03:11:25,240 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:25,246 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 03:11:25,248 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:11:25,248 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:11:25,248 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:11:25,249 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:11:25,249 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:11:25,249 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:25,249 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:11:25,249 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:11:25,249 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration2_Loop [2019-11-20 03:11:25,249 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:11:25,249 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:11:25,250 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 03:11:25,262 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 03:11:25,266 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 03:11:25,272 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 03:11:25,278 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 03:11:25,377 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:11:25,378 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:25,385 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 03:11:25,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:11:25,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:11:25,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:11:25,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:11:25,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:11:25,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:11:25,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:11:25,397 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 03:11:25,403 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 03:11:25,403 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_61bfa8c2-e858-4204-96c4-381a72662469/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 03:11:25,412 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 03:11:25,412 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:25,413 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 03:11:25,413 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 03:11:25,415 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-20 03:11:25,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:25,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 03:11:25,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:11:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:25,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 03:11:25,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:11:25,671 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 03:11:25,671 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 03:11:25,672 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand 5 states. [2019-11-20 03:11:25,797 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 03:11:25,798 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 03:11:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-20 03:11:25,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2019-11-20 03:11:25,799 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2019-11-20 03:11:25,800 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:25,800 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2019-11-20 03:11:25,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:25,803 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2019-11-20 03:11:25,805 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:25,806 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2019-11-20 03:11:25,812 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2019-11-20 03:11:25,827 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2019-11-20 03:11:25,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2019-11-20 03:11:25,828 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2019-11-20 03:11:25,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2019-11-20 03:11:25,829 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 03:11:25,829 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2019-11-20 03:11:25,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2019-11-20 03:11:25,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2019-11-20 03:11:25,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-11-20 03:11:25,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2019-11-20 03:11:25,857 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2019-11-20 03:11:25,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:11:25,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:11:25,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:11:25,858 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand 3 states. [2019-11-20 03:11:25,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:11:25,972 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2019-11-20 03:11:25,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 03:11:25,972 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2019-11-20 03:11:25,976 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-11-20 03:11:25,983 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-11-20 03:11:25,983 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2019-11-20 03:11:25,983 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2019-11-20 03:11:25,984 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2019-11-20 03:11:25,984 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 03:11:25,984 INFO L688 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 03:11:25,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2019-11-20 03:11:26,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2019-11-20 03:11:26,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-11-20 03:11:26,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-11-20 03:11:26,003 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 03:11:26,003 INFO L591 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 03:11:26,003 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 03:11:26,004 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2019-11-20 03:11:26,006 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-11-20 03:11:26,006 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 03:11:26,006 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 03:11:26,009 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 03:11:26,009 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 03:11:26,010 INFO L794 eck$LassoCheckResult]: Stem: 214302#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;~mail_is_sensitive~0 := -1;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(13);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(10);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(12);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(10);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(18);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(16);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(13);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(16);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(10);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(34);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(30);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(20);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(22);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(21);~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(44);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(44);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(9);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(9);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(11);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(19);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string102.base, #t~string102.offset, 1);call write~init~int(100, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(10, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string105.base, #t~string105.offset, 1);call write~init~int(100, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(10, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(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~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string158.base, #t~string158.offset, 1);call write~init~int(115, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(10, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1); 214092#L-1 havoc main_#res;havoc main_#t~ret97, main_~retValue_acc~21, main_~tmp~20;havoc main_~retValue_acc~21;havoc main_~tmp~20;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 214093#L3375 havoc select_features_#t~ret150, select_features_#t~ret151, select_features_#t~ret152, select_features_#t~ret153, select_features_#t~ret154, select_features_#t~ret155, select_features_#t~ret156, select_features_#t~ret157;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214275#L3348 select_features_#t~ret150 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret150;havoc select_features_#t~ret150;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214574#L3348-1 select_features_#t~ret151 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret151;havoc select_features_#t~ret151;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214572#L3348-2 select_features_#t~ret152 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret152;havoc select_features_#t~ret152;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214573#L3348-3 select_features_#t~ret153 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret153;havoc select_features_#t~ret153;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214577#L3348-4 select_features_#t~ret154 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret154;havoc select_features_#t~ret154;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214578#L3348-5 select_features_#t~ret155 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret155;havoc select_features_#t~ret155;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214552#L3348-6 select_features_#t~ret156 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret156;havoc select_features_#t~ret156;havoc select_one_#res;havoc select_one_#t~nondet149, select_one_~retValue_acc~42, select_one_~choice~0;havoc select_one_~retValue_acc~42;select_one_~choice~0 := select_one_#t~nondet149;havoc select_one_#t~nondet149;select_one_~retValue_acc~42 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~42; 214530#L3348-7 select_features_#t~ret157 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret157;havoc select_features_#t~ret157; 214236#L3367 havoc valid_product_#res;havoc valid_product_~retValue_acc~43, valid_product_~tmp~27;havoc valid_product_~retValue_acc~43;havoc valid_product_~tmp~27; 214237#L3383 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214273#L3386 assume 0 != ~__SELECTED_FEATURE_Decrypt~0; 214274#L3387 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 214385#L3392 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214440#L3396 assume 0 != ~__SELECTED_FEATURE_Keys~0; 214272#L3397 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214102#L3402 assume 0 == ~__SELECTED_FEATURE_Verify~0; 214175#L3407 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214097#L3412 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~27 := 1; 214098#L3386-1 valid_product_~retValue_acc~43 := valid_product_~tmp~27;valid_product_#res := valid_product_~retValue_acc~43; 214251#L3443 main_#t~ret97 := valid_product_#res;main_~tmp~20 := main_#t~ret97;havoc main_#t~ret97; 214194#L1749 assume 0 != main_~tmp~20;havoc setup_#t~nondet92, setup_#t~nondet94, setup_#t~nondet96, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 214195#L1593 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; 214118#L3324-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214095#L3330-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string91.base, #t~string91.offset;havoc setup_#t~nondet92;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 214408#L1631 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; 214086#L3324-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214087#L3330-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string93.base, #t~string93.offset;havoc setup_#t~nondet94;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 214339#L1669 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; 214468#L3324-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214132#L3330-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string95.base, #t~string95.offset;havoc setup_#t~nondet96; 214320#L1736 havoc test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, 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~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 214610#L322-1 assume !false; 214665#L131 assume test_~splverifierCounter~0 < 4; 214323#L132 [2019-11-20 03:11:26,011 INFO L796 eck$LassoCheckResult]: Loop: 214323#L132 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 214256#L138 assume !(0 == test_~op1~0); 214127#L155 assume !(0 == test_~op2~0); 214259#L173 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet6;havoc test_#t~nondet6; 214606#L178 assume 0 != test_~tmp___7~0; 214596#L179 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 214041#L179-1 test_~op3~0 := 1; 214133#L322-1 assume !false; 214598#L131 assume test_~splverifierCounter~0 < 4; 214323#L132 [2019-11-20 03:11:26,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:26,011 INFO L82 PathProgramCache]: Analyzing trace with hash -307546040, now seen corresponding path program 1 times [2019-11-20 03:11:26,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:11:26,012 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976427882] [2019-11-20 03:11:26,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:11:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:26,079 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 03:11:26,080 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976427882] [2019-11-20 03:11:26,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 03:11:26,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 03:11:26,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485353328] [2019-11-20 03:11:26,081 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 03:11:26,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:26,081 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2019-11-20 03:11:26,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 03:11:26,081 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507256639] [2019-11-20 03:11:26,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 03:11:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:11:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:11:26,096 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 03:11:26,132 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:11:26,132 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:11:26,132 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:11:26,133 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:11:26,133 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 03:11:26,133 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:26,133 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:11:26,133 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:11:26,133 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration3_Loop [2019-11-20 03:11:26,133 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:11:26,133 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:11:26,135 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 03:11:26,137 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 03:11:26,140 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 03:11:26,146 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 03:11:26,152 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 03:11:26,155 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 03:11:26,241 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:11:26,241 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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) [2019-11-20 03:11:26,257 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:11:26,258 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:26,262 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 03:11:26,262 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_61bfa8c2-e858-4204-96c4-381a72662469/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) [2019-11-20 03:11:26,277 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:11:26,277 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:26,282 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 03:11:26,282 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_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:26,297 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:11:26,297 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 03:11:26,304 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 03:11:26,304 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet6=2, ULTIMATE.start_test_~tmp___7~0=2} Honda state: {ULTIMATE.start_test_#t~nondet6=2, ULTIMATE.start_test_~tmp___7~0=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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) [2019-11-20 03:11:26,313 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 03:11:26,313 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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 03:11:26,329 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 03:11:26,332 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 03:11:26,413 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 03:11:26,415 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 03:11:26,415 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 03:11:26,415 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 03:11:26,415 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 03:11:26,415 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 03:11:26,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:26,416 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 03:11:26,416 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 03:11:26,416 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_productSimulator.cil.c_Iteration3_Loop [2019-11-20 03:11:26,416 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 03:11:26,416 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 03:11:26,417 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 03:11:26,425 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 03:11:26,430 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 03:11:26,433 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 03:11:26,439 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 03:11:26,441 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 03:11:26,524 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 03:11:26,524 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 03:11:26,542 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 03:11:26,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:11:26,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:11:26,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:11:26,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:11:26,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:11:26,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:11:26,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 03:11:26,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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 03:11:26,566 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 03:11:26,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:11:26,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:11:26,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:11:26,568 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 03:11:26,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:11:26,571 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:11:26,571 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 03:11:26,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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 03:11:26,589 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 03:11:26,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:11:26,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:11:26,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:11:26,591 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 03:11:26,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:11:26,592 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 03:11:26,592 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 03:11:26,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_61bfa8c2-e858-4204-96c4-381a72662469/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 03:11:26,609 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 03:11:26,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 03:11:26,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 03:11:26,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 03:11:26,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 03:11:26,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 03:11:26,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 03:11:26,613 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 03:11:26,618 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 03:11:26,621 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 03:11:26,621 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_61bfa8c2-e858-4204-96c4-381a72662469/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 03:11:26,636 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 03:11:26,636 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 03:11:26,636 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 03:11:26,636 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 03:11:26,638 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 03:11:26,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:11:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:26,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 03:11:26,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:11:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:11:26,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 03:11:26,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 03:11:26,856 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 03:11:26,856 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 03:11:26,856 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand 3 states. [2019-11-20 03:11:26,917 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 03:11:26,918 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 03:11:26,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-20 03:11:26,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2019-11-20 03:11:26,919 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2019-11-20 03:11:26,920 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:26,920 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2019-11-20 03:11:26,920 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:26,920 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2019-11-20 03:11:26,920 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 03:11:26,921 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2019-11-20 03:11:26,928 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 03:11:26,928 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2019-11-20 03:11:26,928 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 03:11:26,928 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 03:11:26,929 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 03:11:26,929 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 03:11:26,929 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:11:26,929 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:11:26,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 03:11:26,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 03:11:26,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 03:11:26,930 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-11-20 03:11:26,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 03:11:26,930 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-20 03:11:26,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 03:11:26,930 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-20 03:11:26,931 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 03:11:26,931 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 03:11:26,931 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 03:11:26,934 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 03:11:26,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 03:11:26,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 03:11:26,935 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:11:26,935 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:11:26,935 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 03:11:26,935 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 03:11:26,935 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 03:11:26,935 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 03:11:26,935 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 03:11:26,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 03:11:26 BoogieIcfgContainer [2019-11-20 03:11:26,943 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 03:11:26,943 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:11:26,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:11:26,943 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:11:26,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:11:17" (3/4) ... [2019-11-20 03:11:26,948 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 03:11:26,948 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:11:26,951 INFO L168 Benchmark]: Toolchain (without parser) took 66017.27 ms. Allocated memory was 1.0 GB in the beginning and 5.2 GB in the end (delta: 4.2 GB). Free memory was 944.7 MB in the beginning and 1.9 GB in the end (delta: -973.4 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2019-11-20 03:11:26,955 INFO L168 Benchmark]: CDTParser took 0.19 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 03:11:26,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1153.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:11:26,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 3733.56 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 479.2 MB). Free memory was 1.1 GB in the beginning and 922.9 MB in the end (delta: 178.5 MB). Peak memory consumption was 657.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:11:26,957 INFO L168 Benchmark]: Boogie Preprocessor took 2770.77 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 11.5 MB). Free memory was 922.9 MB in the beginning and 958.9 MB in the end (delta: -36.0 MB). Peak memory consumption was 256.2 MB. Max. memory is 11.5 GB. [2019-11-20 03:11:26,957 INFO L168 Benchmark]: RCFGBuilder took 48697.86 ms. Allocated memory was 1.7 GB in the beginning and 5.1 GB in the end (delta: 3.4 GB). Free memory was 958.9 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2019-11-20 03:11:26,960 INFO L168 Benchmark]: BuchiAutomizer took 9646.70 ms. Allocated memory was 5.1 GB in the beginning and 5.2 GB in the end (delta: 78.6 MB). Free memory was 3.7 GB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2019-11-20 03:11:26,960 INFO L168 Benchmark]: Witness Printer took 4.89 ms. Allocated memory is still 5.2 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:11:26,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 1153.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 3733.56 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 479.2 MB). Free memory was 1.1 GB in the beginning and 922.9 MB in the end (delta: 178.5 MB). Peak memory consumption was 657.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 2770.77 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 11.5 MB). Free memory was 922.9 MB in the beginning and 958.9 MB in the end (delta: -36.0 MB). Peak memory consumption was 256.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 48697.86 ms. Allocated memory was 1.7 GB in the beginning and 5.1 GB in the end (delta: 3.4 GB). Free memory was 958.9 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 9646.70 ms. Allocated memory was 5.1 GB in the beginning and 5.2 GB in the end (delta: 78.6 MB). Free memory was 3.7 GB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. * Witness Printer took 4.89 ms. Allocated memory is still 5.2 GB. Free memory is still 1.9 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 9.5s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.1s. Büchi inclusion checks took 5.1s. 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 0.9s 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: 114400 SDtfs, 113898 SDslu, 170830 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: 24ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...